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sbccpl.F90 in branches/2015/nemo_v3_6_STABLE/NEMOGCM/NEMO/OPA_SRC/SBC – NEMO

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source: branches/2015/nemo_v3_6_STABLE/NEMOGCM/NEMO/OPA_SRC/SBC/sbccpl.F90 @ 7607

Last change on this file since 7607 was 7607, checked in by cetlod, 7 years ago
v3.6 stable : add missing features for CMIP6 exercise, see ticket #1834
Property svn:keywords set to `Id`
File size: 129.9 KB

Rev	Line
[888]	1	MODULE sbccpl
	2	!!======================================================================
	3	!! * MODULE sbccpl *
[1218]	4	!! Surface Boundary Condition : momentum, heat and freshwater fluxes in coupled mode
	5	!!======================================================================
[2528]	6	!! History : 2.0 ! 2007-06 (R. Redler, N. Keenlyside, W. Park) Original code split into flxmod & taumod
	7	!! 3.0 ! 2008-02 (G. Madec, C Talandier) surface module
	8	!! 3.1 ! 2009_02 (G. Madec, S. Masson, E. Maisonave, A. Caubel) generic coupled interface
[3294]	9	!! 3.4 ! 2011_11 (C. Harris) more flexibility + multi-category fields
[888]	10	!!----------------------------------------------------------------------
	11	!!----------------------------------------------------------------------
[1218]	12	!! namsbc_cpl : coupled formulation namlist
	13	!! sbc_cpl_init : initialisation of the coupled exchanges
	14	!! sbc_cpl_rcv : receive fields from the atmosphere over the ocean (ocean only)
	15	!! receive stress from the atmosphere over the ocean (ocean-ice case)
	16	!! sbc_cpl_ice_tau : receive stress from the atmosphere over ice
	17	!! sbc_cpl_ice_flx : receive fluxes from the atmosphere over ice
	18	!! sbc_cpl_snd : send fields to the atmosphere
[888]	19	!!----------------------------------------------------------------------
	20	USE dom_oce ! ocean space and time domain
[1218]	21	USE sbc_oce ! Surface boundary condition: ocean fields
	22	USE sbc_ice ! Surface boundary condition: ice fields
[5407]	23	USE sbcapr
[2528]	24	USE sbcdcy ! surface boundary condition: diurnal cycle
[1860]	25	USE phycst ! physical constants
[1218]	26	#if defined key_lim3
[2528]	27	USE ice ! ice variables
[1218]	28	#endif
[1226]	29	#if defined key_lim2
[1534]	30	USE par_ice_2 ! ice parameters
	31	USE ice_2 ! ice variables
[1226]	32	#endif
[1218]	33	USE cpl_oasis3 ! OASIS3 coupling
	34	USE geo2ocean !
[5407]	35	USE oce , ONLY : tsn, un, vn, sshn, ub, vb, sshb, fraqsr_1lev
[1218]	36	USE albedo !
[888]	37	USE in_out_manager ! I/O manager
[1218]	38	USE iom ! NetCDF library
[888]	39	USE lib_mpp ! distribued memory computing library
[3294]	40	USE wrk_nemo ! work arrays
	41	USE timing ! Timing
[888]	42	USE lbclnk ! ocean lateral boundary conditions (or mpp link)
[5407]	43	USE eosbn2
	44	USE sbcrnf , ONLY : l_rnfcpl
[7607]	45	USE sbcisf , ONLY : l_isfcpl
[1534]	46	#if defined key_cpl_carbon_cycle
	47	USE p4zflx, ONLY : oce_co2
	48	#endif
[3294]	49	#if defined key_cice
	50	USE ice_domain_size, only: ncat
	51	#endif
[5407]	52	#if defined key_lim3
	53	USE limthd_dh ! for CALL lim_thd_snwblow
	54	#endif
	55
[1218]	56	IMPLICIT NONE
	57	PRIVATE
[5407]	58
[4990]	59	PUBLIC sbc_cpl_init ! routine called by sbcmod.F90
[2715]	60	PUBLIC sbc_cpl_rcv ! routine called by sbc_ice_lim(_2).F90
	61	PUBLIC sbc_cpl_snd ! routine called by step.F90
	62	PUBLIC sbc_cpl_ice_tau ! routine called by sbc_ice_lim(_2).F90
	63	PUBLIC sbc_cpl_ice_flx ! routine called by sbc_ice_lim(_2).F90
[5009]	64	PUBLIC sbc_cpl_alloc ! routine called in sbcice_cice.F90
[2715]	65
[1218]	66	INTEGER, PARAMETER :: jpr_otx1 = 1 ! 3 atmosphere-ocean stress components on grid 1
	67	INTEGER, PARAMETER :: jpr_oty1 = 2 !
	68	INTEGER, PARAMETER :: jpr_otz1 = 3 !
	69	INTEGER, PARAMETER :: jpr_otx2 = 4 ! 3 atmosphere-ocean stress components on grid 2
	70	INTEGER, PARAMETER :: jpr_oty2 = 5 !
	71	INTEGER, PARAMETER :: jpr_otz2 = 6 !
	72	INTEGER, PARAMETER :: jpr_itx1 = 7 ! 3 atmosphere-ice stress components on grid 1
	73	INTEGER, PARAMETER :: jpr_ity1 = 8 !
	74	INTEGER, PARAMETER :: jpr_itz1 = 9 !
	75	INTEGER, PARAMETER :: jpr_itx2 = 10 ! 3 atmosphere-ice stress components on grid 2
	76	INTEGER, PARAMETER :: jpr_ity2 = 11 !
	77	INTEGER, PARAMETER :: jpr_itz2 = 12 !
	78	INTEGER, PARAMETER :: jpr_qsroce = 13 ! Qsr above the ocean
	79	INTEGER, PARAMETER :: jpr_qsrice = 14 ! Qsr above the ice
[1226]	80	INTEGER, PARAMETER :: jpr_qsrmix = 15
	81	INTEGER, PARAMETER :: jpr_qnsoce = 16 ! Qns above the ocean
	82	INTEGER, PARAMETER :: jpr_qnsice = 17 ! Qns above the ice
	83	INTEGER, PARAMETER :: jpr_qnsmix = 18
	84	INTEGER, PARAMETER :: jpr_rain = 19 ! total liquid precipitation (rain)
	85	INTEGER, PARAMETER :: jpr_snow = 20 ! solid precipitation over the ocean (snow)
	86	INTEGER, PARAMETER :: jpr_tevp = 21 ! total evaporation
	87	INTEGER, PARAMETER :: jpr_ievp = 22 ! solid evaporation (sublimation)
[1232]	88	INTEGER, PARAMETER :: jpr_sbpr = 23 ! sublimation - liquid precipitation - solid precipitation
[1226]	89	INTEGER, PARAMETER :: jpr_semp = 24 ! solid freshwater budget (sublimation - snow)
	90	INTEGER, PARAMETER :: jpr_oemp = 25 ! ocean freshwater budget (evap - precip)
[1696]	91	INTEGER, PARAMETER :: jpr_w10m = 26 ! 10m wind
	92	INTEGER, PARAMETER :: jpr_dqnsdt = 27 ! d(Q non solar)/d(temperature)
	93	INTEGER, PARAMETER :: jpr_rnf = 28 ! runoffs
	94	INTEGER, PARAMETER :: jpr_cal = 29 ! calving
	95	INTEGER, PARAMETER :: jpr_taum = 30 ! wind stress module
	96	INTEGER, PARAMETER :: jpr_co2 = 31
[3294]	97	INTEGER, PARAMETER :: jpr_topm = 32 ! topmeltn
	98	INTEGER, PARAMETER :: jpr_botm = 33 ! botmeltn
[5407]	99	INTEGER, PARAMETER :: jpr_sflx = 34 ! salt flux
	100	INTEGER, PARAMETER :: jpr_toce = 35 ! ocean temperature
	101	INTEGER, PARAMETER :: jpr_soce = 36 ! ocean salinity
	102	INTEGER, PARAMETER :: jpr_ocx1 = 37 ! ocean current on grid 1
	103	INTEGER, PARAMETER :: jpr_ocy1 = 38 !
	104	INTEGER, PARAMETER :: jpr_ssh = 39 ! sea surface height
	105	INTEGER, PARAMETER :: jpr_fice = 40 ! ice fraction
	106	INTEGER, PARAMETER :: jpr_e3t1st = 41 ! first T level thickness
	107	INTEGER, PARAMETER :: jpr_fraqsr = 42 ! fraction of solar net radiation absorbed in the first ocean level
[7607]	108	INTEGER, PARAMETER :: jpr_isf = 43
	109	INTEGER, PARAMETER :: jpr_icb = 44
	110	INTEGER, PARAMETER :: jprcv = 44 ! total number of fields received
[3294]	111
[5407]	112	INTEGER, PARAMETER :: jps_fice = 1 ! ice fraction sent to the atmosphere
[1218]	113	INTEGER, PARAMETER :: jps_toce = 2 ! ocean temperature
	114	INTEGER, PARAMETER :: jps_tice = 3 ! ice temperature
	115	INTEGER, PARAMETER :: jps_tmix = 4 ! mixed temperature (ocean+ice)
	116	INTEGER, PARAMETER :: jps_albice = 5 ! ice albedo
	117	INTEGER, PARAMETER :: jps_albmix = 6 ! mixed albedo
	118	INTEGER, PARAMETER :: jps_hice = 7 ! ice thickness
	119	INTEGER, PARAMETER :: jps_hsnw = 8 ! snow thickness
	120	INTEGER, PARAMETER :: jps_ocx1 = 9 ! ocean current on grid 1
	121	INTEGER, PARAMETER :: jps_ocy1 = 10 !
	122	INTEGER, PARAMETER :: jps_ocz1 = 11 !
	123	INTEGER, PARAMETER :: jps_ivx1 = 12 ! ice current on grid 1
	124	INTEGER, PARAMETER :: jps_ivy1 = 13 !
	125	INTEGER, PARAMETER :: jps_ivz1 = 14 !
[1534]	126	INTEGER, PARAMETER :: jps_co2 = 15
[5407]	127	INTEGER, PARAMETER :: jps_soce = 16 ! ocean salinity
	128	INTEGER, PARAMETER :: jps_ssh = 17 ! sea surface height
	129	INTEGER, PARAMETER :: jps_qsroce = 18 ! Qsr above the ocean
	130	INTEGER, PARAMETER :: jps_qnsoce = 19 ! Qns above the ocean
	131	INTEGER, PARAMETER :: jps_oemp = 20 ! ocean freshwater budget (evap - precip)
	132	INTEGER, PARAMETER :: jps_sflx = 21 ! salt flux
	133	INTEGER, PARAMETER :: jps_otx1 = 22 ! 2 atmosphere-ocean stress components on grid 1
	134	INTEGER, PARAMETER :: jps_oty1 = 23 !
	135	INTEGER, PARAMETER :: jps_rnf = 24 ! runoffs
	136	INTEGER, PARAMETER :: jps_taum = 25 ! wind stress module
	137	INTEGER, PARAMETER :: jps_fice2 = 26 ! ice fraction sent to OPA (by SAS when doing SAS-OPA coupling)
	138	INTEGER, PARAMETER :: jps_e3t1st = 27 ! first level depth (vvl)
	139	INTEGER, PARAMETER :: jps_fraqsr = 28 ! fraction of solar net radiation absorbed in the first ocean level
	140	INTEGER, PARAMETER :: jpsnd = 28 ! total number of fields sended
[3294]	141
[1218]	142	! !! namelist namsbc_cpl
[3294]	143	TYPE :: FLD_C
	144	CHARACTER(len = 32) :: cldes ! desciption of the coupling strategy
	145	CHARACTER(len = 32) :: clcat ! multiple ice categories strategy
	146	CHARACTER(len = 32) :: clvref ! reference of vector ('spherical' or 'cartesian')
	147	CHARACTER(len = 32) :: clvor ! orientation of vector fields ('eastward-northward' or 'local grid')
	148	CHARACTER(len = 32) :: clvgrd ! grids on which is located the vector fields
	149	END TYPE FLD_C
	150	! Send to the atmosphere !
	151	TYPE(FLD_C) :: sn_snd_temp, sn_snd_alb, sn_snd_thick, sn_snd_crt, sn_snd_co2
	152	! Received from the atmosphere !
	153	TYPE(FLD_C) :: sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau, sn_rcv_dqnsdt, sn_rcv_qsr, sn_rcv_qns, sn_rcv_emp, sn_rcv_rnf
[7607]	154	TYPE(FLD_C) :: sn_rcv_cal, sn_rcv_iceflx, sn_rcv_co2, sn_rcv_icb, sn_rcv_isf
[4990]	155	! Other namelist parameters !
	156	INTEGER :: nn_cplmodel ! Maximum number of models to/from which NEMO is potentialy sending/receiving data
	157	LOGICAL :: ln_usecplmask ! use a coupling mask file to merge data received from several models
	158	! -> file cplmask.nc with the float variable called cplmask (jpi,jpj,nn_cplmodel)
[3294]	159	TYPE :: DYNARR
	160	REAL(wp), POINTER, DIMENSION(:,:,:) :: z3
	161	END TYPE DYNARR
[888]	162
[3294]	163	TYPE( DYNARR ), SAVE, DIMENSION(jprcv) :: frcv ! all fields recieved from the atmosphere
	164
[2715]	165	REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: albedo_oce_mix ! ocean albedo sent to atmosphere (mix clear/overcast sky)
[888]	166
[2715]	167	INTEGER , ALLOCATABLE, SAVE, DIMENSION( :) :: nrcvinfo ! OASIS info argument
[888]	168
[1218]	169	!! Substitution
[5407]	170	# include "domzgr_substitute.h90"
[1218]	171	# include "vectopt_loop_substitute.h90"
	172	!!----------------------------------------------------------------------
[2528]	173	!! NEMO/OPA 3.3 , NEMO Consortium (2010)
[1226]	174	!! $Id$
[2715]	175	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
[1218]	176	!!----------------------------------------------------------------------
[888]	177
[1218]	178	CONTAINS
	179
[2715]	180	INTEGER FUNCTION sbc_cpl_alloc()
	181	!!----------------------------------------------------------------------
	182	!! * FUNCTION sbc_cpl_alloc *
	183	!!----------------------------------------------------------------------
[4990]	184	INTEGER :: ierr(3)
[2715]	185	!!----------------------------------------------------------------------
	186	ierr(:) = 0
	187	!
[3294]	188	ALLOCATE( albedo_oce_mix(jpi,jpj), nrcvinfo(jprcv), STAT=ierr(1) )
[4990]	189
	190	#if ! defined key_lim3 && ! defined key_lim2 && ! defined key_cice
	191	ALLOCATE( a_i(jpi,jpj,1) , STAT=ierr(2) ) ! used in sbcice_if.F90 (done here as there is no sbc_ice_if_init)
	192	#endif
[5407]	193	ALLOCATE( xcplmask(jpi,jpj,0:nn_cplmodel) , STAT=ierr(3) )
[2715]	194	!
	195	sbc_cpl_alloc = MAXVAL( ierr )
	196	IF( lk_mpp ) CALL mpp_sum ( sbc_cpl_alloc )
	197	IF( sbc_cpl_alloc > 0 ) CALL ctl_warn('sbc_cpl_alloc: allocation of arrays failed')
	198	!
	199	END FUNCTION sbc_cpl_alloc
	200
	201
[1218]	202	SUBROUTINE sbc_cpl_init( k_ice )
	203	!!----------------------------------------------------------------------
	204	!! * ROUTINE sbc_cpl_init *
	205	!!
[4990]	206	!! ** Purpose : Initialisation of send and received information from
[1218]	207	!! the atmospheric component
	208	!!
	209	!! ** Method : * Read namsbc_cpl namelist
	210	!! * define the receive interface
	211	!! * define the send interface
	212	!! * initialise the OASIS coupler
	213	!!----------------------------------------------------------------------
[5407]	214	INTEGER, INTENT(in) :: k_ice ! ice management in the sbc (=0/1/2/3)
[1218]	215	!!
[2715]	216	INTEGER :: jn ! dummy loop index
[4147]	217	INTEGER :: ios ! Local integer output status for namelist read
[4990]	218	INTEGER :: inum
[3294]	219	REAL(wp), POINTER, DIMENSION(:,:) :: zacs, zaos
[1218]	220	!!
[4990]	221	NAMELIST/namsbc_cpl/ sn_snd_temp, sn_snd_alb , sn_snd_thick, sn_snd_crt , sn_snd_co2, &
	222	& sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr, &
	223	& sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal , sn_rcv_iceflx, &
[7607]	224	& sn_rcv_co2 , sn_rcv_icb , sn_rcv_isf, nn_cplmodel , ln_usecplmask
[1218]	225	!!---------------------------------------------------------------------
[3294]	226	!
	227	IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_init')
	228	!
	229	CALL wrk_alloc( jpi,jpj, zacs, zaos )
[888]	230
[1218]	231	! ================================ !
	232	! Namelist informations !
	233	! ================================ !
[888]	234
[4147]	235	REWIND( numnam_ref ) ! Namelist namsbc_cpl in reference namelist : Variables for OASIS coupling
	236	READ ( numnam_ref, namsbc_cpl, IOSTAT = ios, ERR = 901)
	237	901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namsbc_cpl in reference namelist', lwp )
[3294]	238
[4147]	239	REWIND( numnam_cfg ) ! Namelist namsbc_cpl in configuration namelist : Variables for OASIS coupling
	240	READ ( numnam_cfg, namsbc_cpl, IOSTAT = ios, ERR = 902 )
	241	902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namsbc_cpl in configuration namelist', lwp )
[4624]	242	IF(lwm) WRITE ( numond, namsbc_cpl )
[888]	243
[1218]	244	IF(lwp) THEN ! control print
	245	WRITE(numout,*)
	246	WRITE(numout,*)'sbc_cpl_init : namsbc_cpl namelist '
	247	WRITE(numout,*)'~~~~~~~~~~~~'
[5407]	248	ENDIF
	249	IF( lwp .AND. ln_cpl ) THEN ! control print
[3294]	250	WRITE(numout,*)' received fields (mutiple ice categogies)'
	251	WRITE(numout,*)' 10m wind module = ', TRIM(sn_rcv_w10m%cldes ), ' (', TRIM(sn_rcv_w10m%clcat ), ')'
	252	WRITE(numout,*)' stress module = ', TRIM(sn_rcv_taumod%cldes), ' (', TRIM(sn_rcv_taumod%clcat), ')'
	253	WRITE(numout,*)' surface stress = ', TRIM(sn_rcv_tau%cldes ), ' (', TRIM(sn_rcv_tau%clcat ), ')'
	254	WRITE(numout,*)' - referential = ', sn_rcv_tau%clvref
	255	WRITE(numout,*)' - orientation = ', sn_rcv_tau%clvor
	256	WRITE(numout,*)' - mesh = ', sn_rcv_tau%clvgrd
	257	WRITE(numout,*)' non-solar heat flux sensitivity = ', TRIM(sn_rcv_dqnsdt%cldes), ' (', TRIM(sn_rcv_dqnsdt%clcat), ')'
	258	WRITE(numout,*)' solar heat flux = ', TRIM(sn_rcv_qsr%cldes ), ' (', TRIM(sn_rcv_qsr%clcat ), ')'
	259	WRITE(numout,*)' non-solar heat flux = ', TRIM(sn_rcv_qns%cldes ), ' (', TRIM(sn_rcv_qns%clcat ), ')'
	260	WRITE(numout,*)' freshwater budget = ', TRIM(sn_rcv_emp%cldes ), ' (', TRIM(sn_rcv_emp%clcat ), ')'
	261	WRITE(numout,*)' runoffs = ', TRIM(sn_rcv_rnf%cldes ), ' (', TRIM(sn_rcv_rnf%clcat ), ')'
	262	WRITE(numout,*)' calving = ', TRIM(sn_rcv_cal%cldes ), ' (', TRIM(sn_rcv_cal%clcat ), ')'
[7607]	263	WRITE(numout,*)' iceberg = ', TRIM(sn_rcv_icb%cldes ), ' (', TRIM(sn_rcv_icb%clcat ), ')'
	264	WRITE(numout,*)' ice shelf = ', TRIM(sn_rcv_isf%cldes ), ' (', TRIM(sn_rcv_isf%clcat ), ')'
[3294]	265	WRITE(numout,*)' sea ice heat fluxes = ', TRIM(sn_rcv_iceflx%cldes), ' (', TRIM(sn_rcv_iceflx%clcat), ')'
	266	WRITE(numout,*)' atm co2 = ', TRIM(sn_rcv_co2%cldes ), ' (', TRIM(sn_rcv_co2%clcat ), ')'
	267	WRITE(numout,*)' sent fields (multiple ice categories)'
	268	WRITE(numout,*)' surface temperature = ', TRIM(sn_snd_temp%cldes ), ' (', TRIM(sn_snd_temp%clcat ), ')'
	269	WRITE(numout,*)' albedo = ', TRIM(sn_snd_alb%cldes ), ' (', TRIM(sn_snd_alb%clcat ), ')'
	270	WRITE(numout,*)' ice/snow thickness = ', TRIM(sn_snd_thick%cldes ), ' (', TRIM(sn_snd_thick%clcat ), ')'
	271	WRITE(numout,*)' surface current = ', TRIM(sn_snd_crt%cldes ), ' (', TRIM(sn_snd_crt%clcat ), ')'
	272	WRITE(numout,*)' - referential = ', sn_snd_crt%clvref
	273	WRITE(numout,*)' - orientation = ', sn_snd_crt%clvor
	274	WRITE(numout,*)' - mesh = ', sn_snd_crt%clvgrd
	275	WRITE(numout,*)' oce co2 flux = ', TRIM(sn_snd_co2%cldes ), ' (', TRIM(sn_snd_co2%clcat ), ')'
[4990]	276	WRITE(numout,*)' nn_cplmodel = ', nn_cplmodel
	277	WRITE(numout,*)' ln_usecplmask = ', ln_usecplmask
[1218]	278	ENDIF
[888]	279
[3294]	280	! ! allocate sbccpl arrays
[2715]	281	IF( sbc_cpl_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'sbc_cpl_alloc : unable to allocate arrays' )
[1218]	282
	283	! ================================ !
	284	! Define the receive interface !
	285	! ================================ !
[1698]	286	nrcvinfo(:) = OASIS_idle ! needed by nrcvinfo(jpr_otx1) if we do not receive ocean stress
[888]	287
[1218]	288	! for each field: define the OASIS name (srcv(:)%clname)
	289	! define receive or not from the namelist parameters (srcv(:)%laction)
	290	! define the north fold type of lbc (srcv(:)%nsgn)
[888]	291
[1218]	292	! default definitions of srcv
[3294]	293	srcv(:)%laction = .FALSE. ; srcv(:)%clgrid = 'T' ; srcv(:)%nsgn = 1. ; srcv(:)%nct = 1
[888]	294
[1218]	295	! ! ------------------------- !
	296	! ! ice and ocean wind stress !
	297	! ! ------------------------- !
	298	! ! Name
	299	srcv(jpr_otx1)%clname = 'O_OTaux1' ! 1st ocean component on grid ONE (T or U)
	300	srcv(jpr_oty1)%clname = 'O_OTauy1' ! 2nd - - - -
	301	srcv(jpr_otz1)%clname = 'O_OTauz1' ! 3rd - - - -
	302	srcv(jpr_otx2)%clname = 'O_OTaux2' ! 1st ocean component on grid TWO (V)
	303	srcv(jpr_oty2)%clname = 'O_OTauy2' ! 2nd - - - -
	304	srcv(jpr_otz2)%clname = 'O_OTauz2' ! 3rd - - - -
	305	!
	306	srcv(jpr_itx1)%clname = 'O_ITaux1' ! 1st ice component on grid ONE (T, F, I or U)
	307	srcv(jpr_ity1)%clname = 'O_ITauy1' ! 2nd - - - -
	308	srcv(jpr_itz1)%clname = 'O_ITauz1' ! 3rd - - - -
	309	srcv(jpr_itx2)%clname = 'O_ITaux2' ! 1st ice component on grid TWO (V)
	310	srcv(jpr_ity2)%clname = 'O_ITauy2' ! 2nd - - - -
	311	srcv(jpr_itz2)%clname = 'O_ITauz2' ! 3rd - - - -
	312	!
[1833]	313	! Vectors: change of sign at north fold ONLY if on the local grid
[3294]	314	IF( TRIM( sn_rcv_tau%clvor ) == 'local grid' ) srcv(jpr_otx1:jpr_itz2)%nsgn = -1.
[1218]	315
	316	! ! Set grid and action
[3294]	317	SELECT CASE( TRIM( sn_rcv_tau%clvgrd ) ) ! 'T', 'U,V', 'U,V,I', 'U,V,F', 'T,I', 'T,F', or 'T,U,V'
[1218]	318	CASE( 'T' )
	319	srcv(jpr_otx1:jpr_itz2)%clgrid = 'T' ! oce and ice components given at T-point
	320	srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1
	321	srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1
	322	CASE( 'U,V' )
	323	srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point
	324	srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point
	325	srcv(jpr_itx1:jpr_itz1)%clgrid = 'U' ! ice components given at U-point
	326	srcv(jpr_itx2:jpr_itz2)%clgrid = 'V' ! and V-point
	327	srcv(jpr_otx1:jpr_itz2)%laction = .TRUE. ! receive oce and ice components on both grid 1 & 2
	328	CASE( 'U,V,T' )
	329	srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point
	330	srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point
	331	srcv(jpr_itx1:jpr_itz1)%clgrid = 'T' ! ice components given at T-point
	332	srcv(jpr_otx1:jpr_otz2)%laction = .TRUE. ! receive oce components on grid 1 & 2
	333	srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 only
	334	CASE( 'U,V,I' )
	335	srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point
	336	srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point
	337	srcv(jpr_itx1:jpr_itz1)%clgrid = 'I' ! ice components given at I-point
	338	srcv(jpr_otx1:jpr_otz2)%laction = .TRUE. ! receive oce components on grid 1 & 2
	339	srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 only
	340	CASE( 'U,V,F' )
	341	srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point
	342	srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point
	343	srcv(jpr_itx1:jpr_itz1)%clgrid = 'F' ! ice components given at F-point
	344	srcv(jpr_otx1:jpr_otz2)%laction = .TRUE. ! receive oce components on grid 1 & 2
	345	srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 only
	346	CASE( 'T,I' )
	347	srcv(jpr_otx1:jpr_itz2)%clgrid = 'T' ! oce and ice components given at T-point
	348	srcv(jpr_itx1:jpr_itz1)%clgrid = 'I' ! ice components given at I-point
	349	srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1
	350	srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1
	351	CASE( 'T,F' )
	352	srcv(jpr_otx1:jpr_itz2)%clgrid = 'T' ! oce and ice components given at T-point
	353	srcv(jpr_itx1:jpr_itz1)%clgrid = 'F' ! ice components given at F-point
	354	srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1
	355	srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1
	356	CASE( 'T,U,V' )
	357	srcv(jpr_otx1:jpr_otz1)%clgrid = 'T' ! oce components given at T-point
	358	srcv(jpr_itx1:jpr_itz1)%clgrid = 'U' ! ice components given at U-point
	359	srcv(jpr_itx2:jpr_itz2)%clgrid = 'V' ! and V-point
	360	srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1 only
	361	srcv(jpr_itx1:jpr_itz2)%laction = .TRUE. ! receive ice components on grid 1 & 2
	362	CASE default
[3294]	363	CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_tau%clvgrd' )
[1218]	364	END SELECT
	365	!
[3294]	366	IF( TRIM( sn_rcv_tau%clvref ) == 'spherical' ) & ! spherical: 3rd component not received
[1218]	367	& srcv( (/jpr_otz1, jpr_otz2, jpr_itz1, jpr_itz2/) )%laction = .FALSE.
	368	!
[3680]	369	IF( TRIM( sn_rcv_tau%clvor ) == 'local grid' ) THEN ! already on local grid -> no need of the second grid
	370	srcv(jpr_otx2:jpr_otz2)%laction = .FALSE.
	371	srcv(jpr_itx2:jpr_itz2)%laction = .FALSE.
	372	srcv(jpr_oty1)%clgrid = srcv(jpr_oty2)%clgrid ! not needed but cleaner...
	373	srcv(jpr_ity1)%clgrid = srcv(jpr_ity2)%clgrid ! not needed but cleaner...
	374	ENDIF
	375	!
[3294]	376	IF( TRIM( sn_rcv_tau%cldes ) /= 'oce and ice' ) THEN ! 'oce and ice' case ocean stress on ocean mesh used
[4162]	377	srcv(jpr_itx1:jpr_itz2)%laction = .FALSE. ! ice components not received
[1218]	378	srcv(jpr_itx1)%clgrid = 'U' ! ocean stress used after its transformation
	379	srcv(jpr_ity1)%clgrid = 'V' ! i.e. it is always at U- & V-points for i- & j-comp. resp.
	380	ENDIF
	381
	382	! ! ------------------------- !
	383	! ! freshwater budget ! E-P
	384	! ! ------------------------- !
	385	! we suppose that atmosphere modele do not make the difference between precipiration (liquide or solid)
	386	! over ice of free ocean within the same atmospheric cell.cd
	387	srcv(jpr_rain)%clname = 'OTotRain' ! Rain = liquid precipitation
	388	srcv(jpr_snow)%clname = 'OTotSnow' ! Snow = solid precipitation
	389	srcv(jpr_tevp)%clname = 'OTotEvap' ! total evaporation (over oce + ice sublimation)
	390	srcv(jpr_ievp)%clname = 'OIceEvap' ! evaporation over ice = sublimation
[1232]	391	srcv(jpr_sbpr)%clname = 'OSubMPre' ! sublimation - liquid precipitation - solid precipitation
	392	srcv(jpr_semp)%clname = 'OISubMSn' ! ice solid water budget = sublimation - solid precipitation
	393	srcv(jpr_oemp)%clname = 'OOEvaMPr' ! ocean water budget = ocean Evap - ocean precip
[3294]	394	SELECT CASE( TRIM( sn_rcv_emp%cldes ) )
[5407]	395	CASE( 'none' ) ! nothing to do
[1218]	396	CASE( 'oce only' ) ; srcv( jpr_oemp )%laction = .TRUE.
[4162]	397	CASE( 'conservative' )
	398	srcv( (/jpr_rain, jpr_snow, jpr_ievp, jpr_tevp/) )%laction = .TRUE.
[4393]	399	IF ( k_ice <= 1 ) srcv(jpr_ievp)%laction = .FALSE.
[1232]	400	CASE( 'oce and ice' ) ; srcv( (/jpr_ievp, jpr_sbpr, jpr_semp, jpr_oemp/) )%laction = .TRUE.
[3294]	401	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_emp%cldes' )
[1218]	402	END SELECT
[888]	403
[7607]	404
	405	! ! ---------------------------------------------------- !
	406	! ! Runoffs, Calving, Iceberg, Iceshelf cavities !
	407	! ! ---------------------------------------------------- !
[5407]	408	srcv(jpr_rnf )%clname = 'O_Runoff'
	409	IF( TRIM( sn_rcv_rnf%cldes ) == 'coupled' ) THEN
	410	srcv(jpr_rnf)%laction = .TRUE.
	411	l_rnfcpl = .TRUE. ! -> no need to read runoffs in sbcrnf
	412	ln_rnf = nn_components /= jp_iam_sas ! -> force to go through sbcrnf if not sas
	413	IF(lwp) WRITE(numout,*)
	414	IF(lwp) WRITE(numout,*) ' runoffs received from oasis -> force ln_rnf = ', ln_rnf
	415	ENDIF
	416	!
[7607]	417	srcv(jpr_cal)%clname = 'OCalving' ; IF( TRIM( sn_rcv_cal%cldes) == 'coupled' ) srcv(jpr_cal)%laction = .TRUE.
	418	srcv(jpr_isf)%clname = 'OIcshelf' ; IF( TRIM( sn_rcv_isf%cldes) == 'coupled' ) srcv(jpr_isf)%laction = .TRUE.
	419	srcv(jpr_icb)%clname = 'OIceberg' ; IF( TRIM( sn_rcv_icb%cldes) == 'coupled' ) srcv(jpr_icb)%laction = .TRUE.
[888]	420
[7607]	421	IF( srcv(jpr_isf)%laction .AND. nn_isf > 0 ) THEN
	422	l_isfcpl = .TRUE. ! -> no need to read isf in sbcisf
	423	IF(lwp) WRITE(numout,*)
	424	IF(lwp) WRITE(numout,*) ' iceshelf received from oasis '
	425	ENDIF
	426
[1218]	427	! ! ------------------------- !
	428	! ! non solar radiation ! Qns
	429	! ! ------------------------- !
	430	srcv(jpr_qnsoce)%clname = 'O_QnsOce'
	431	srcv(jpr_qnsice)%clname = 'O_QnsIce'
	432	srcv(jpr_qnsmix)%clname = 'O_QnsMix'
[3294]	433	SELECT CASE( TRIM( sn_rcv_qns%cldes ) )
[5407]	434	CASE( 'none' ) ! nothing to do
[1218]	435	CASE( 'oce only' ) ; srcv( jpr_qnsoce )%laction = .TRUE.
	436	CASE( 'conservative' ) ; srcv( (/jpr_qnsice, jpr_qnsmix/) )%laction = .TRUE.
	437	CASE( 'oce and ice' ) ; srcv( (/jpr_qnsice, jpr_qnsoce/) )%laction = .TRUE.
	438	CASE( 'mixed oce-ice' ) ; srcv( jpr_qnsmix )%laction = .TRUE.
[3294]	439	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_qns%cldes' )
[1218]	440	END SELECT
[3294]	441	IF( TRIM( sn_rcv_qns%cldes ) == 'mixed oce-ice' .AND. jpl > 1 ) &
	442	CALL ctl_stop( 'sbc_cpl_init: sn_rcv_qns%cldes not currently allowed to be mixed oce-ice for multi-category ice' )
[1218]	443	! ! ------------------------- !
	444	! ! solar radiation ! Qsr
	445	! ! ------------------------- !
	446	srcv(jpr_qsroce)%clname = 'O_QsrOce'
	447	srcv(jpr_qsrice)%clname = 'O_QsrIce'
	448	srcv(jpr_qsrmix)%clname = 'O_QsrMix'
[3294]	449	SELECT CASE( TRIM( sn_rcv_qsr%cldes ) )
[5407]	450	CASE( 'none' ) ! nothing to do
[1218]	451	CASE( 'oce only' ) ; srcv( jpr_qsroce )%laction = .TRUE.
	452	CASE( 'conservative' ) ; srcv( (/jpr_qsrice, jpr_qsrmix/) )%laction = .TRUE.
	453	CASE( 'oce and ice' ) ; srcv( (/jpr_qsrice, jpr_qsroce/) )%laction = .TRUE.
	454	CASE( 'mixed oce-ice' ) ; srcv( jpr_qsrmix )%laction = .TRUE.
[3294]	455	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_qsr%cldes' )
[1218]	456	END SELECT
[3294]	457	IF( TRIM( sn_rcv_qsr%cldes ) == 'mixed oce-ice' .AND. jpl > 1 ) &
	458	CALL ctl_stop( 'sbc_cpl_init: sn_rcv_qsr%cldes not currently allowed to be mixed oce-ice for multi-category ice' )
[1218]	459	! ! ------------------------- !
	460	! ! non solar sensitivity ! d(Qns)/d(T)
	461	! ! ------------------------- !
	462	srcv(jpr_dqnsdt)%clname = 'O_dQnsdT'
[3294]	463	IF( TRIM( sn_rcv_dqnsdt%cldes ) == 'coupled' ) srcv(jpr_dqnsdt)%laction = .TRUE.
[1232]	464	!
[3294]	465	! non solar sensitivity mandatory for LIM ice model
[5407]	466	IF( TRIM( sn_rcv_dqnsdt%cldes ) == 'none' .AND. k_ice /= 0 .AND. k_ice /= 4 .AND. nn_components /= jp_iam_sas ) &
[3294]	467	CALL ctl_stop( 'sbc_cpl_init: sn_rcv_dqnsdt%cldes must be coupled in namsbc_cpl namelist' )
[1232]	468	! non solar sensitivity mandatory for mixed oce-ice solar radiation coupling technique
[3294]	469	IF( TRIM( sn_rcv_dqnsdt%cldes ) == 'none' .AND. TRIM( sn_rcv_qns%cldes ) == 'mixed oce-ice' ) &
	470	CALL ctl_stop( 'sbc_cpl_init: namsbc_cpl namelist mismatch between sn_rcv_qns%cldes and sn_rcv_dqnsdt%cldes' )
[1218]	471	! ! ------------------------- !
	472	! ! 10m wind module !
	473	! ! ------------------------- !
[3294]	474	srcv(jpr_w10m)%clname = 'O_Wind10' ; IF( TRIM(sn_rcv_w10m%cldes ) == 'coupled' ) srcv(jpr_w10m)%laction = .TRUE.
[1696]	475	!
	476	! ! ------------------------- !
	477	! ! wind stress module !
	478	! ! ------------------------- !
[3294]	479	srcv(jpr_taum)%clname = 'O_TauMod' ; IF( TRIM(sn_rcv_taumod%cldes) == 'coupled' ) srcv(jpr_taum)%laction = .TRUE.
[1705]	480	lhftau = srcv(jpr_taum)%laction
[1534]	481
	482	! ! ------------------------- !
	483	! ! Atmospheric CO2 !
	484	! ! ------------------------- !
[3294]	485	srcv(jpr_co2 )%clname = 'O_AtmCO2' ; IF( TRIM(sn_rcv_co2%cldes ) == 'coupled' ) srcv(jpr_co2 )%laction = .TRUE.
	486	! ! ------------------------- !
	487	! ! topmelt and botmelt !
	488	! ! ------------------------- !
	489	srcv(jpr_topm )%clname = 'OTopMlt'
	490	srcv(jpr_botm )%clname = 'OBotMlt'
	491	IF( TRIM(sn_rcv_iceflx%cldes) == 'coupled' ) THEN
	492	IF ( TRIM( sn_rcv_iceflx%clcat ) == 'yes' ) THEN
	493	srcv(jpr_topm:jpr_botm)%nct = jpl
	494	ELSE
	495	CALL ctl_stop( 'sbc_cpl_init: sn_rcv_iceflx%clcat should always be set to yes currently' )
	496	ENDIF
	497	srcv(jpr_topm:jpr_botm)%laction = .TRUE.
	498	ENDIF
[5407]	499	! ! ------------------------------- !
	500	! ! OPA-SAS coupling - rcv by opa !
	501	! ! ------------------------------- !
	502	srcv(jpr_sflx)%clname = 'O_SFLX'
	503	srcv(jpr_fice)%clname = 'RIceFrc'
	504	!
	505	IF( nn_components == jp_iam_opa ) THEN ! OPA coupled to SAS via OASIS: force received field by OPA (sent by SAS)
	506	srcv(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling
	507	srcv(:)%clgrid = 'T' ! force default definition in case of opa <-> sas coupling
	508	srcv(:)%nsgn = 1. ! force default definition in case of opa <-> sas coupling
	509	srcv( (/jpr_qsroce, jpr_qnsoce, jpr_oemp, jpr_sflx, jpr_fice, jpr_otx1, jpr_oty1, jpr_taum/) )%laction = .TRUE.
	510	srcv(jpr_otx1)%clgrid = 'U' ! oce components given at U-point
	511	srcv(jpr_oty1)%clgrid = 'V' ! and V-point
	512	! Vectors: change of sign at north fold ONLY if on the local grid
	513	srcv( (/jpr_otx1,jpr_oty1/) )%nsgn = -1.
	514	sn_rcv_tau%clvgrd = 'U,V'
	515	sn_rcv_tau%clvor = 'local grid'
	516	sn_rcv_tau%clvref = 'spherical'
	517	sn_rcv_emp%cldes = 'oce only'
	518	!
	519	IF(lwp) THEN ! control print
	520	WRITE(numout,*)
	521	WRITE(numout,*)' Special conditions for SAS-OPA coupling '
	522	WRITE(numout,*)' OPA component '
	523	WRITE(numout,*)
	524	WRITE(numout,*)' received fields from SAS component '
	525	WRITE(numout,*)' ice cover '
	526	WRITE(numout,*)' oce only EMP '
	527	WRITE(numout,*)' salt flux '
	528	WRITE(numout,*)' mixed oce-ice solar flux '
	529	WRITE(numout,*)' mixed oce-ice non solar flux '
	530	WRITE(numout,*)' wind stress U,V on local grid and sperical coordinates '
	531	WRITE(numout,*)' wind stress module'
	532	WRITE(numout,*)
	533	ENDIF
	534	ENDIF
	535	! ! -------------------------------- !
	536	! ! OPA-SAS coupling - rcv by sas !
	537	! ! -------------------------------- !
	538	srcv(jpr_toce )%clname = 'I_SSTSST'
	539	srcv(jpr_soce )%clname = 'I_SSSal'
	540	srcv(jpr_ocx1 )%clname = 'I_OCurx1'
	541	srcv(jpr_ocy1 )%clname = 'I_OCury1'
	542	srcv(jpr_ssh )%clname = 'I_SSHght'
	543	srcv(jpr_e3t1st)%clname = 'I_E3T1st'
	544	srcv(jpr_fraqsr)%clname = 'I_FraQsr'
	545	!
	546	IF( nn_components == jp_iam_sas ) THEN
	547	IF( .NOT. ln_cpl ) srcv(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling
	548	IF( .NOT. ln_cpl ) srcv(:)%clgrid = 'T' ! force default definition in case of opa <-> sas coupling
	549	IF( .NOT. ln_cpl ) srcv(:)%nsgn = 1. ! force default definition in case of opa <-> sas coupling
	550	srcv( (/jpr_toce, jpr_soce, jpr_ssh, jpr_fraqsr, jpr_ocx1, jpr_ocy1/) )%laction = .TRUE.
	551	srcv( jpr_e3t1st )%laction = lk_vvl
	552	srcv(jpr_ocx1)%clgrid = 'U' ! oce components given at U-point
	553	srcv(jpr_ocy1)%clgrid = 'V' ! and V-point
	554	! Vectors: change of sign at north fold ONLY if on the local grid
	555	srcv(jpr_ocx1:jpr_ocy1)%nsgn = -1.
	556	! Change first letter to couple with atmosphere if already coupled OPA
	557	! this is nedeed as each variable name used in the namcouple must be unique:
	558	! for example O_Runoff received by OPA from SAS and therefore O_Runoff received by SAS from the Atmosphere
	559	DO jn = 1, jprcv
	560	IF ( srcv(jn)%clname(1:1) == "O" ) srcv(jn)%clname = "S"//srcv(jn)%clname(2:LEN(srcv(jn)%clname))
	561	END DO
	562	!
	563	IF(lwp) THEN ! control print
	564	WRITE(numout,*)
	565	WRITE(numout,*)' Special conditions for SAS-OPA coupling '
	566	WRITE(numout,*)' SAS component '
	567	WRITE(numout,*)
	568	IF( .NOT. ln_cpl ) THEN
	569	WRITE(numout,*)' received fields from OPA component '
	570	ELSE
	571	WRITE(numout,*)' Additional received fields from OPA component : '
	572	ENDIF
	573	WRITE(numout,*)' sea surface temperature (Celcius) '
	574	WRITE(numout,*)' sea surface salinity '
	575	WRITE(numout,*)' surface currents '
	576	WRITE(numout,*)' sea surface height '
	577	WRITE(numout,*)' thickness of first ocean T level '
	578	WRITE(numout,*)' fraction of solar net radiation absorbed in the first ocean level'
	579	WRITE(numout,*)
	580	ENDIF
	581	ENDIF
	582
	583	! =================================================== !
	584	! Allocate all parts of frcv used for received fields !
	585	! =================================================== !
[3294]	586	DO jn = 1, jprcv
	587	IF ( srcv(jn)%laction ) ALLOCATE( frcv(jn)%z3(jpi,jpj,srcv(jn)%nct) )
	588	END DO
	589	! Allocate taum part of frcv which is used even when not received as coupling field
[4990]	590	IF ( .NOT. srcv(jpr_taum)%laction ) ALLOCATE( frcv(jpr_taum)%z3(jpi,jpj,srcv(jpr_taum)%nct) )
[5407]	591	! Allocate w10m part of frcv which is used even when not received as coupling field
	592	IF ( .NOT. srcv(jpr_w10m)%laction ) ALLOCATE( frcv(jpr_w10m)%z3(jpi,jpj,srcv(jpr_w10m)%nct) )
	593	! Allocate jpr_otx1 part of frcv which is used even when not received as coupling field
	594	IF ( .NOT. srcv(jpr_otx1)%laction ) ALLOCATE( frcv(jpr_otx1)%z3(jpi,jpj,srcv(jpr_otx1)%nct) )
	595	IF ( .NOT. srcv(jpr_oty1)%laction ) ALLOCATE( frcv(jpr_oty1)%z3(jpi,jpj,srcv(jpr_oty1)%nct) )
[4162]	596	! Allocate itx1 and ity1 as they are used in sbc_cpl_ice_tau even if srcv(jpr_itx1)%laction = .FALSE.
	597	IF( k_ice /= 0 ) THEN
[4990]	598	IF ( .NOT. srcv(jpr_itx1)%laction ) ALLOCATE( frcv(jpr_itx1)%z3(jpi,jpj,srcv(jpr_itx1)%nct) )
	599	IF ( .NOT. srcv(jpr_ity1)%laction ) ALLOCATE( frcv(jpr_ity1)%z3(jpi,jpj,srcv(jpr_ity1)%nct) )
[4162]	600	END IF
[3294]	601
[1218]	602	! ================================ !
	603	! Define the send interface !
	604	! ================================ !
[3294]	605	! for each field: define the OASIS name (ssnd(:)%clname)
	606	! define send or not from the namelist parameters (ssnd(:)%laction)
	607	! define the north fold type of lbc (ssnd(:)%nsgn)
[1218]	608
	609	! default definitions of nsnd
[3294]	610	ssnd(:)%laction = .FALSE. ; ssnd(:)%clgrid = 'T' ; ssnd(:)%nsgn = 1. ; ssnd(:)%nct = 1
[1218]	611
	612	! ! ------------------------- !
	613	! ! Surface temperature !
	614	! ! ------------------------- !
	615	ssnd(jps_toce)%clname = 'O_SSTSST'
	616	ssnd(jps_tice)%clname = 'O_TepIce'
	617	ssnd(jps_tmix)%clname = 'O_TepMix'
[3294]	618	SELECT CASE( TRIM( sn_snd_temp%cldes ) )
[5410]	619	CASE( 'none' ) ! nothing to do
	620	CASE( 'oce only' ) ; ssnd( jps_toce )%laction = .TRUE.
	621	CASE( 'oce and ice' , 'weighted oce and ice' )
[3294]	622	ssnd( (/jps_toce, jps_tice/) )%laction = .TRUE.
	623	IF ( TRIM( sn_snd_temp%clcat ) == 'yes' ) ssnd(jps_tice)%nct = jpl
[5410]	624	CASE( 'mixed oce-ice' ) ; ssnd( jps_tmix )%laction = .TRUE.
[3294]	625	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_temp%cldes' )
[1218]	626	END SELECT
[5407]	627
[1218]	628	! ! ------------------------- !
	629	! ! Albedo !
	630	! ! ------------------------- !
	631	ssnd(jps_albice)%clname = 'O_AlbIce'
	632	ssnd(jps_albmix)%clname = 'O_AlbMix'
[3294]	633	SELECT CASE( TRIM( sn_snd_alb%cldes ) )
[5410]	634	CASE( 'none' ) ! nothing to do
	635	CASE( 'ice' , 'weighted ice' ) ; ssnd(jps_albice)%laction = .TRUE.
	636	CASE( 'mixed oce-ice' ) ; ssnd(jps_albmix)%laction = .TRUE.
[3294]	637	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_alb%cldes' )
[1218]	638	END SELECT
[1232]	639	!
	640	! Need to calculate oceanic albedo if
	641	! 1. sending mixed oce-ice albedo or
	642	! 2. receiving mixed oce-ice solar radiation
[3294]	643	IF ( TRIM ( sn_snd_alb%cldes ) == 'mixed oce-ice' .OR. TRIM ( sn_rcv_qsr%cldes ) == 'mixed oce-ice' ) THEN
[1308]	644	CALL albedo_oce( zaos, zacs )
	645	! Due to lack of information on nebulosity : mean clear/overcast sky
	646	albedo_oce_mix(:,:) = ( zacs(:,:) + zaos(:,:) ) * 0.5
[1232]	647	ENDIF
	648
[1218]	649	! ! ------------------------- !
	650	! ! Ice fraction & Thickness !
	651	! ! ------------------------- !
[3294]	652	ssnd(jps_fice)%clname = 'OIceFrc'
	653	ssnd(jps_hice)%clname = 'OIceTck'
	654	ssnd(jps_hsnw)%clname = 'OSnwTck'
	655	IF( k_ice /= 0 ) THEN
	656	ssnd(jps_fice)%laction = .TRUE. ! if ice treated in the ocean (even in climato case)
	657	! Currently no namelist entry to determine sending of multi-category ice fraction so use the thickness entry for now
	658	IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) ssnd(jps_fice)%nct = jpl
	659	ENDIF
[5407]	660
[3294]	661	SELECT CASE ( TRIM( sn_snd_thick%cldes ) )
[3680]	662	CASE( 'none' ) ! nothing to do
	663	CASE( 'ice and snow' )
[3294]	664	ssnd(jps_hice:jps_hsnw)%laction = .TRUE.
	665	IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) THEN
	666	ssnd(jps_hice:jps_hsnw)%nct = jpl
	667	ENDIF
	668	CASE ( 'weighted ice and snow' )
	669	ssnd(jps_hice:jps_hsnw)%laction = .TRUE.
	670	IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) ssnd(jps_hice:jps_hsnw)%nct = jpl
	671	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_thick%cldes' )
	672	END SELECT
	673
[1218]	674	! ! ------------------------- !
	675	! ! Surface current !
	676	! ! ------------------------- !
	677	! ocean currents ! ice velocities
	678	ssnd(jps_ocx1)%clname = 'O_OCurx1' ; ssnd(jps_ivx1)%clname = 'O_IVelx1'
	679	ssnd(jps_ocy1)%clname = 'O_OCury1' ; ssnd(jps_ivy1)%clname = 'O_IVely1'
	680	ssnd(jps_ocz1)%clname = 'O_OCurz1' ; ssnd(jps_ivz1)%clname = 'O_IVelz1'
	681	!
[2090]	682	ssnd(jps_ocx1:jps_ivz1)%nsgn = -1. ! vectors: change of the sign at the north fold
[1218]	683
[3294]	684	IF( sn_snd_crt%clvgrd == 'U,V' ) THEN
	685	ssnd(jps_ocx1)%clgrid = 'U' ; ssnd(jps_ocy1)%clgrid = 'V'
	686	ELSE IF( sn_snd_crt%clvgrd /= 'T' ) THEN
	687	CALL ctl_stop( 'sn_snd_crt%clvgrd must be equal to T' )
	688	ssnd(jps_ocx1:jps_ivz1)%clgrid = 'T' ! all oce and ice components on the same unique grid
	689	ENDIF
[1226]	690	ssnd(jps_ocx1:jps_ivz1)%laction = .TRUE. ! default: all are send
[3294]	691	IF( TRIM( sn_snd_crt%clvref ) == 'spherical' ) ssnd( (/jps_ocz1, jps_ivz1/) )%laction = .FALSE.
	692	IF( TRIM( sn_snd_crt%clvor ) == 'eastward-northward' ) ssnd(jps_ocx1:jps_ivz1)%nsgn = 1.
	693	SELECT CASE( TRIM( sn_snd_crt%cldes ) )
[1226]	694	CASE( 'none' ) ; ssnd(jps_ocx1:jps_ivz1)%laction = .FALSE.
	695	CASE( 'oce only' ) ; ssnd(jps_ivx1:jps_ivz1)%laction = .FALSE.
[1218]	696	CASE( 'weighted oce and ice' ) ! nothing to do
[1226]	697	CASE( 'mixed oce-ice' ) ; ssnd(jps_ivx1:jps_ivz1)%laction = .FALSE.
[3294]	698	CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_crt%cldes' )
[1218]	699	END SELECT
	700
[1534]	701	! ! ------------------------- !
	702	! ! CO2 flux !
	703	! ! ------------------------- !
[3294]	704	ssnd(jps_co2)%clname = 'O_CO2FLX' ; IF( TRIM(sn_snd_co2%cldes) == 'coupled' ) ssnd(jps_co2 )%laction = .TRUE.
[5407]	705
	706	! ! ------------------------------- !
	707	! ! OPA-SAS coupling - snd by opa !
	708	! ! ------------------------------- !
	709	ssnd(jps_ssh )%clname = 'O_SSHght'
	710	ssnd(jps_soce )%clname = 'O_SSSal'
	711	ssnd(jps_e3t1st)%clname = 'O_E3T1st'
	712	ssnd(jps_fraqsr)%clname = 'O_FraQsr'
[1534]	713	!
[5407]	714	IF( nn_components == jp_iam_opa ) THEN
	715	ssnd(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling
	716	ssnd( (/jps_toce, jps_soce, jps_ssh, jps_fraqsr, jps_ocx1, jps_ocy1/) )%laction = .TRUE.
	717	ssnd( jps_e3t1st )%laction = lk_vvl
	718	! vector definition: not used but cleaner...
	719	ssnd(jps_ocx1)%clgrid = 'U' ! oce components given at U-point
	720	ssnd(jps_ocy1)%clgrid = 'V' ! and V-point
	721	sn_snd_crt%clvgrd = 'U,V'
	722	sn_snd_crt%clvor = 'local grid'
	723	sn_snd_crt%clvref = 'spherical'
	724	!
	725	IF(lwp) THEN ! control print
	726	WRITE(numout,*)
	727	WRITE(numout,*)' sent fields to SAS component '
	728	WRITE(numout,*)' sea surface temperature (T before, Celcius) '
	729	WRITE(numout,*)' sea surface salinity '
	730	WRITE(numout,*)' surface currents U,V on local grid and spherical coordinates'
	731	WRITE(numout,*)' sea surface height '
	732	WRITE(numout,*)' thickness of first ocean T level '
	733	WRITE(numout,*)' fraction of solar net radiation absorbed in the first ocean level'
	734	WRITE(numout,*)
	735	ENDIF
	736	ENDIF
	737	! ! ------------------------------- !
	738	! ! OPA-SAS coupling - snd by sas !
	739	! ! ------------------------------- !
	740	ssnd(jps_sflx )%clname = 'I_SFLX'
	741	ssnd(jps_fice2 )%clname = 'IIceFrc'
	742	ssnd(jps_qsroce)%clname = 'I_QsrOce'
	743	ssnd(jps_qnsoce)%clname = 'I_QnsOce'
	744	ssnd(jps_oemp )%clname = 'IOEvaMPr'
	745	ssnd(jps_otx1 )%clname = 'I_OTaux1'
	746	ssnd(jps_oty1 )%clname = 'I_OTauy1'
	747	ssnd(jps_rnf )%clname = 'I_Runoff'
	748	ssnd(jps_taum )%clname = 'I_TauMod'
	749	!
	750	IF( nn_components == jp_iam_sas ) THEN
	751	IF( .NOT. ln_cpl ) ssnd(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling
	752	ssnd( (/jps_qsroce, jps_qnsoce, jps_oemp, jps_fice2, jps_sflx, jps_otx1, jps_oty1, jps_taum/) )%laction = .TRUE.
	753	!
	754	! Change first letter to couple with atmosphere if already coupled with sea_ice
	755	! this is nedeed as each variable name used in the namcouple must be unique:
	756	! for example O_SSTSST sent by OPA to SAS and therefore S_SSTSST sent by SAS to the Atmosphere
	757	DO jn = 1, jpsnd
	758	IF ( ssnd(jn)%clname(1:1) == "O" ) ssnd(jn)%clname = "S"//ssnd(jn)%clname(2:LEN(ssnd(jn)%clname))
	759	END DO
	760	!
	761	IF(lwp) THEN ! control print
	762	WRITE(numout,*)
	763	IF( .NOT. ln_cpl ) THEN
	764	WRITE(numout,*)' sent fields to OPA component '
	765	ELSE
	766	WRITE(numout,*)' Additional sent fields to OPA component : '
	767	ENDIF
	768	WRITE(numout,*)' ice cover '
	769	WRITE(numout,*)' oce only EMP '
	770	WRITE(numout,*)' salt flux '
	771	WRITE(numout,*)' mixed oce-ice solar flux '
	772	WRITE(numout,*)' mixed oce-ice non solar flux '
	773	WRITE(numout,*)' wind stress U,V components'
	774	WRITE(numout,*)' wind stress module'
	775	ENDIF
	776	ENDIF
	777
	778	!
[1218]	779	! ================================ !
	780	! initialisation of the coupler !
	781	! ================================ !
[1226]	782
[5407]	783	CALL cpl_define(jprcv, jpsnd, nn_cplmodel)
	784
[4990]	785	IF (ln_usecplmask) THEN
	786	xcplmask(:,:,:) = 0.
	787	CALL iom_open( 'cplmask', inum )
	788	CALL iom_get( inum, jpdom_unknown, 'cplmask', xcplmask(1:nlci,1:nlcj,1:nn_cplmodel), &
	789	& kstart = (/ mig(1),mjg(1),1 /), kcount = (/ nlci,nlcj,nn_cplmodel /) )
	790	CALL iom_close( inum )
	791	ELSE
	792	xcplmask(:,:,:) = 1.
	793	ENDIF
[5407]	794	xcplmask(:,:,0) = 1. - SUM( xcplmask(:,:,1:nn_cplmodel), dim = 3 )
[1218]	795	!
[5486]	796	ncpl_qsr_freq = cpl_freq( 'O_QsrOce' ) + cpl_freq( 'O_QsrMix' ) + cpl_freq( 'I_QsrOce' ) + cpl_freq( 'I_QsrMix' )
[5407]	797	IF( ln_dm2dc .AND. ln_cpl .AND. ncpl_qsr_freq /= 86400 ) &
[2528]	798	& CALL ctl_stop( 'sbc_cpl_init: diurnal cycle reconstruction (ln_dm2dc) needs daily couping for solar radiation' )
[5407]	799	ncpl_qsr_freq = 86400 / ncpl_qsr_freq
[2528]	800
[3294]	801	CALL wrk_dealloc( jpi,jpj, zacs, zaos )
[2715]	802	!
[3294]	803	IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_init')
	804	!
[1218]	805	END SUBROUTINE sbc_cpl_init
	806
	807
	808	SUBROUTINE sbc_cpl_rcv( kt, k_fsbc, k_ice )
	809	!!----------------------------------------------------------------------
	810	!! * ROUTINE sbc_cpl_rcv *
[888]	811	!!
[1218]	812	!! ** Purpose : provide the stress over the ocean and, if no sea-ice,
	813	!! provide the ocean heat and freshwater fluxes.
[888]	814	!!
[1218]	815	!! ** Method : - Receive all the atmospheric fields (stored in frcv array). called at each time step.
	816	!! OASIS controls if there is something do receive or not. nrcvinfo contains the info
	817	!! to know if the field was really received or not
[888]	818	!!
[1218]	819	!! --> If ocean stress was really received:
[888]	820	!!
[1218]	821	!! - transform the received ocean stress vector from the received
	822	!! referential and grid into an atmosphere-ocean stress in
	823	!! the (i,j) ocean referencial and at the ocean velocity point.
	824	!! The received stress are :
	825	!! - defined by 3 components (if cartesian coordinate)
	826	!! or by 2 components (if spherical)
	827	!! - oriented along geographical coordinate (if eastward-northward)
	828	!! or along the local grid coordinate (if local grid)
	829	!! - given at U- and V-point, resp. if received on 2 grids
	830	!! or at T-point if received on 1 grid
	831	!! Therefore and if necessary, they are successively
	832	!! processed in order to obtain them
	833	!! first as 2 components on the sphere
	834	!! second as 2 components oriented along the local grid
	835	!! third as 2 components on the U,V grid
[888]	836	!!
[1218]	837	!! -->
[888]	838	!!
[1218]	839	!! - In 'ocean only' case, non solar and solar ocean heat fluxes
	840	!! and total ocean freshwater fluxes
	841	!!
	842	!! ** Method : receive all fields from the atmosphere and transform
	843	!! them into ocean surface boundary condition fields
	844	!!
	845	!! ** Action : update utau, vtau ocean stress at U,V grid
[4990]	846	!! taum wind stress module at T-point
	847	!! wndm wind speed module at T-point over free ocean or leads in presence of sea-ice
[3625]	848	!! qns non solar heat fluxes including emp heat content (ocean only case)
	849	!! and the latent heat flux of solid precip. melting
	850	!! qsr solar ocean heat fluxes (ocean only case)
	851	!! emp upward mass flux [evap. - precip. (- runoffs) (- calving)] (ocean only case)
[888]	852	!!----------------------------------------------------------------------
[5407]	853	INTEGER, INTENT(in) :: kt ! ocean model time step index
	854	INTEGER, INTENT(in) :: k_fsbc ! frequency of sbc (-> ice model) computation
	855	INTEGER, INTENT(in) :: k_ice ! ice management in the sbc (=0/1/2/3)
	856
[888]	857	!!
[5407]	858	LOGICAL :: llnewtx, llnewtau ! update wind stress components and module??
[1218]	859	INTEGER :: ji, jj, jn ! dummy loop indices
	860	INTEGER :: isec ! number of seconds since nit000 (assuming rdttra did not change since nit000)
	861	REAL(wp) :: zcumulneg, zcumulpos ! temporary scalars
[1226]	862	REAL(wp) :: zcoef ! temporary scalar
[1695]	863	REAL(wp) :: zrhoa = 1.22 ! Air density kg/m3
	864	REAL(wp) :: zcdrag = 1.5e-3 ! drag coefficient
	865	REAL(wp) :: zzx, zzy ! temporary variables
[5407]	866	REAL(wp), POINTER, DIMENSION(:,:) :: ztx, zty, zmsk, zemp, zqns, zqsr
[1218]	867	!!----------------------------------------------------------------------
[3294]	868	!
	869	IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_rcv')
	870	!
[5407]	871	CALL wrk_alloc( jpi,jpj, ztx, zty, zmsk, zemp, zqns, zqsr )
	872	!
	873	IF( ln_mixcpl ) zmsk(:,:) = 1. - xcplmask(:,:,0)
	874	!
	875	! ! ======================================================= !
	876	! ! Receive all the atmos. fields (including ice information)
	877	! ! ======================================================= !
	878	isec = ( kt - nit000 ) * NINT( rdttra(1) ) ! date of exchanges
	879	DO jn = 1, jprcv ! received fields sent by the atmosphere
	880	IF( srcv(jn)%laction ) CALL cpl_rcv( jn, isec, frcv(jn)%z3, xcplmask(:,:,1:nn_cplmodel), nrcvinfo(jn) )
[1218]	881	END DO
[888]	882
[1218]	883	! ! ========================= !
[1696]	884	IF( srcv(jpr_otx1)%laction ) THEN ! ocean stress components !
[1218]	885	! ! ========================= !
[3294]	886	! define frcv(jpr_otx1)%z3(:,:,1) and frcv(jpr_oty1)%z3(:,:,1): stress at U/V point along model grid
[1218]	887	! => need to be done only when we receive the field
[1698]	888	IF( nrcvinfo(jpr_otx1) == OASIS_Rcv ) THEN
[1218]	889	!
[3294]	890	IF( TRIM( sn_rcv_tau%clvref ) == 'cartesian' ) THEN ! 2 components on the sphere
[1218]	891	! ! (cartesian to spherical -> 3 to 2 components)
	892	!
[3294]	893	CALL geo2oce( frcv(jpr_otx1)%z3(:,:,1), frcv(jpr_oty1)%z3(:,:,1), frcv(jpr_otz1)%z3(:,:,1), &
[1218]	894	& srcv(jpr_otx1)%clgrid, ztx, zty )
[3294]	895	frcv(jpr_otx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 1st grid
	896	frcv(jpr_oty1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 1st grid
[1218]	897	!
	898	IF( srcv(jpr_otx2)%laction ) THEN
[3294]	899	CALL geo2oce( frcv(jpr_otx2)%z3(:,:,1), frcv(jpr_oty2)%z3(:,:,1), frcv(jpr_otz2)%z3(:,:,1), &
[1218]	900	& srcv(jpr_otx2)%clgrid, ztx, zty )
[3294]	901	frcv(jpr_otx2)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 2nd grid
	902	frcv(jpr_oty2)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 2nd grid
[1218]	903	ENDIF
	904	!
	905	ENDIF
	906	!
[3294]	907	IF( TRIM( sn_rcv_tau%clvor ) == 'eastward-northward' ) THEN ! 2 components oriented along the local grid
[1218]	908	! ! (geographical to local grid -> rotate the components)
[3294]	909	CALL rot_rep( frcv(jpr_otx1)%z3(:,:,1), frcv(jpr_oty1)%z3(:,:,1), srcv(jpr_otx1)%clgrid, 'en->i', ztx )
[1218]	910	IF( srcv(jpr_otx2)%laction ) THEN
[3294]	911	CALL rot_rep( frcv(jpr_otx2)%z3(:,:,1), frcv(jpr_oty2)%z3(:,:,1), srcv(jpr_otx2)%clgrid, 'en->j', zty )
	912	ELSE
	913	CALL rot_rep( frcv(jpr_otx1)%z3(:,:,1), frcv(jpr_oty1)%z3(:,:,1), srcv(jpr_otx1)%clgrid, 'en->j', zty )
[1218]	914	ENDIF
[3632]	915	frcv(jpr_otx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st component on the 1st grid
[3294]	916	frcv(jpr_oty1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd component on the 2nd grid
[1218]	917	ENDIF
	918	!
	919	IF( srcv(jpr_otx1)%clgrid == 'T' ) THEN
	920	DO jj = 2, jpjm1 ! T ==> (U,V)
	921	DO ji = fs_2, fs_jpim1 ! vector opt.
[3294]	922	frcv(jpr_otx1)%z3(ji,jj,1) = 0.5 * ( frcv(jpr_otx1)%z3(ji+1,jj ,1) + frcv(jpr_otx1)%z3(ji,jj,1) )
	923	frcv(jpr_oty1)%z3(ji,jj,1) = 0.5 * ( frcv(jpr_oty1)%z3(ji ,jj+1,1) + frcv(jpr_oty1)%z3(ji,jj,1) )
[1218]	924	END DO
	925	END DO
[3294]	926	CALL lbc_lnk( frcv(jpr_otx1)%z3(:,:,1), 'U', -1. ) ; CALL lbc_lnk( frcv(jpr_oty1)%z3(:,:,1), 'V', -1. )
[1218]	927	ENDIF
[1696]	928	llnewtx = .TRUE.
	929	ELSE
	930	llnewtx = .FALSE.
[1218]	931	ENDIF
	932	! ! ========================= !
	933	ELSE ! No dynamical coupling !
	934	! ! ========================= !
[3294]	935	frcv(jpr_otx1)%z3(:,:,1) = 0.e0 ! here simply set to zero
	936	frcv(jpr_oty1)%z3(:,:,1) = 0.e0 ! an external read in a file can be added instead
[1696]	937	llnewtx = .TRUE.
[1218]	938	!
	939	ENDIF
[1696]	940	! ! ========================= !
	941	! ! wind stress module ! (taum)
	942	! ! ========================= !
	943	!
	944	IF( .NOT. srcv(jpr_taum)%laction ) THEN ! compute wind stress module from its components if not received
	945	! => need to be done only when otx1 was changed
	946	IF( llnewtx ) THEN
[1695]	947	!CDIR NOVERRCHK
[1696]	948	DO jj = 2, jpjm1
[1695]	949	!CDIR NOVERRCHK
[1696]	950	DO ji = fs_2, fs_jpim1 ! vect. opt.
[3294]	951	zzx = frcv(jpr_otx1)%z3(ji-1,jj ,1) + frcv(jpr_otx1)%z3(ji,jj,1)
	952	zzy = frcv(jpr_oty1)%z3(ji ,jj-1,1) + frcv(jpr_oty1)%z3(ji,jj,1)
	953	frcv(jpr_taum)%z3(ji,jj,1) = 0.5 * SQRT( zzx * zzx + zzy * zzy )
[1696]	954	END DO
[1695]	955	END DO
[3294]	956	CALL lbc_lnk( frcv(jpr_taum)%z3(:,:,1), 'T', 1. )
[1696]	957	llnewtau = .TRUE.
	958	ELSE
	959	llnewtau = .FALSE.
	960	ENDIF
	961	ELSE
[1706]	962	llnewtau = nrcvinfo(jpr_taum) == OASIS_Rcv
[1726]	963	! Stress module can be negative when received (interpolation problem)
	964	IF( llnewtau ) THEN
[3625]	965	frcv(jpr_taum)%z3(:,:,1) = MAX( 0._wp, frcv(jpr_taum)%z3(:,:,1) )
[1726]	966	ENDIF
[1696]	967	ENDIF
[5407]	968	!
[1696]	969	! ! ========================= !
	970	! ! 10 m wind speed ! (wndm)
	971	! ! ========================= !
	972	!
	973	IF( .NOT. srcv(jpr_w10m)%laction ) THEN ! compute wind spreed from wind stress module if not received
	974	! => need to be done only when taumod was changed
	975	IF( llnewtau ) THEN
[1695]	976	zcoef = 1. / ( zrhoa * zcdrag )
[1697]	977	!CDIR NOVERRCHK
[1695]	978	DO jj = 1, jpj
[1697]	979	!CDIR NOVERRCHK
[1695]	980	DO ji = 1, jpi
[5407]	981	frcv(jpr_w10m)%z3(ji,jj,1) = SQRT( frcv(jpr_taum)%z3(ji,jj,1) * zcoef )
[1695]	982	END DO
	983	END DO
	984	ENDIF
[1696]	985	ENDIF
	986
[3294]	987	! u(v)tau and taum will be modified by ice model
[1696]	988	! -> need to be reset before each call of the ice/fsbc
	989	IF( MOD( kt-1, k_fsbc ) == 0 ) THEN
	990	!
[5407]	991	IF( ln_mixcpl ) THEN
	992	utau(:,:) = utau(:,:) * xcplmask(:,:,0) + frcv(jpr_otx1)%z3(:,:,1) * zmsk(:,:)
	993	vtau(:,:) = vtau(:,:) * xcplmask(:,:,0) + frcv(jpr_oty1)%z3(:,:,1) * zmsk(:,:)
	994	taum(:,:) = taum(:,:) * xcplmask(:,:,0) + frcv(jpr_taum)%z3(:,:,1) * zmsk(:,:)
	995	wndm(:,:) = wndm(:,:) * xcplmask(:,:,0) + frcv(jpr_w10m)%z3(:,:,1) * zmsk(:,:)
	996	ELSE
	997	utau(:,:) = frcv(jpr_otx1)%z3(:,:,1)
	998	vtau(:,:) = frcv(jpr_oty1)%z3(:,:,1)
	999	taum(:,:) = frcv(jpr_taum)%z3(:,:,1)
	1000	wndm(:,:) = frcv(jpr_w10m)%z3(:,:,1)
	1001	ENDIF
[1705]	1002	CALL iom_put( "taum_oce", taum ) ! output wind stress module
[1695]	1003	!
[1218]	1004	ENDIF
[3294]	1005
	1006	#if defined key_cpl_carbon_cycle
[5407]	1007	! ! ================== !
	1008	! ! atmosph. CO2 (ppm) !
	1009	! ! ================== !
[3294]	1010	IF( srcv(jpr_co2)%laction ) atm_co2(:,:) = frcv(jpr_co2)%z3(:,:,1)
	1011	#endif
	1012
[5407]	1013	! Fields received by SAS when OASIS coupling
	1014	! (arrays no more filled at sbcssm stage)
	1015	! ! ================== !
	1016	! ! SSS !
	1017	! ! ================== !
	1018	IF( srcv(jpr_soce)%laction ) THEN ! received by sas in case of opa <-> sas coupling
	1019	sss_m(:,:) = frcv(jpr_soce)%z3(:,:,1)
	1020	CALL iom_put( 'sss_m', sss_m )
	1021	ENDIF
	1022	!
	1023	! ! ================== !
	1024	! ! SST !
	1025	! ! ================== !
	1026	IF( srcv(jpr_toce)%laction ) THEN ! received by sas in case of opa <-> sas coupling
	1027	sst_m(:,:) = frcv(jpr_toce)%z3(:,:,1)
	1028	IF( srcv(jpr_soce)%laction .AND. ln_useCT ) THEN ! make sure that sst_m is the potential temperature
	1029	sst_m(:,:) = eos_pt_from_ct( sst_m(:,:), sss_m(:,:) )
	1030	ENDIF
	1031	ENDIF
	1032	! ! ================== !
	1033	! ! SSH !
	1034	! ! ================== !
	1035	IF( srcv(jpr_ssh )%laction ) THEN ! received by sas in case of opa <-> sas coupling
	1036	ssh_m(:,:) = frcv(jpr_ssh )%z3(:,:,1)
	1037	CALL iom_put( 'ssh_m', ssh_m )
	1038	ENDIF
	1039	! ! ================== !
	1040	! ! surface currents !
	1041	! ! ================== !
	1042	IF( srcv(jpr_ocx1)%laction ) THEN ! received by sas in case of opa <-> sas coupling
	1043	ssu_m(:,:) = frcv(jpr_ocx1)%z3(:,:,1)
	1044	ub (:,:,1) = ssu_m(:,:) ! will be used in sbcice_lim in the call of lim_sbc_tau
[6204]	1045	un (:,:,1) = ssu_m(:,:) ! will be used in sbc_cpl_snd if atmosphere coupling
[5407]	1046	CALL iom_put( 'ssu_m', ssu_m )
	1047	ENDIF
	1048	IF( srcv(jpr_ocy1)%laction ) THEN
	1049	ssv_m(:,:) = frcv(jpr_ocy1)%z3(:,:,1)
	1050	vb (:,:,1) = ssv_m(:,:) ! will be used in sbcice_lim in the call of lim_sbc_tau
[6204]	1051	vn (:,:,1) = ssv_m(:,:) ! will be used in sbc_cpl_snd if atmosphere coupling
[5407]	1052	CALL iom_put( 'ssv_m', ssv_m )
	1053	ENDIF
	1054	! ! ======================== !
	1055	! ! first T level thickness !
	1056	! ! ======================== !
	1057	IF( srcv(jpr_e3t1st )%laction ) THEN ! received by sas in case of opa <-> sas coupling
	1058	e3t_m(:,:) = frcv(jpr_e3t1st )%z3(:,:,1)
	1059	CALL iom_put( 'e3t_m', e3t_m(:,:) )
	1060	ENDIF
	1061	! ! ================================ !
	1062	! ! fraction of solar net radiation !
	1063	! ! ================================ !
	1064	IF( srcv(jpr_fraqsr)%laction ) THEN ! received by sas in case of opa <-> sas coupling
	1065	frq_m(:,:) = frcv(jpr_fraqsr)%z3(:,:,1)
	1066	CALL iom_put( 'frq_m', frq_m )
	1067	ENDIF
	1068
[1218]	1069	! ! ========================= !
[5407]	1070	IF( k_ice <= 1 .AND. MOD( kt-1, k_fsbc ) == 0 ) THEN ! heat & freshwater fluxes ! (Ocean only case)
[1218]	1071	! ! ========================= !
	1072	!
[3625]	1073	! ! total freshwater fluxes over the ocean (emp)
[5407]	1074	IF( srcv(jpr_oemp)%laction .OR. srcv(jpr_rain)%laction ) THEN
	1075	SELECT CASE( TRIM( sn_rcv_emp%cldes ) ) ! evaporation - precipitation
	1076	CASE( 'conservative' )
	1077	zemp(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ( frcv(jpr_rain)%z3(:,:,1) + frcv(jpr_snow)%z3(:,:,1) )
	1078	CASE( 'oce only', 'oce and ice' )
	1079	zemp(:,:) = frcv(jpr_oemp)%z3(:,:,1)
	1080	CASE default
	1081	CALL ctl_stop( 'sbc_cpl_rcv: wrong definition of sn_rcv_emp%cldes' )
	1082	END SELECT
	1083	ELSE
	1084	zemp(:,:) = 0._wp
	1085	ENDIF
[1218]	1086	!
[7607]	1087	!
[1218]	1088	! ! runoffs and calving (added in emp)
[7607]	1089	IF( srcv(jpr_rnf)%laction ) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1)
[5407]	1090	IF( srcv(jpr_cal)%laction ) zemp(:,:) = zemp(:,:) - frcv(jpr_cal)%z3(:,:,1)
[7607]	1091
	1092	IF( srcv(jpr_icb)%laction ) THEN
	1093	fwficb(:,:) = frcv(jpr_icb)%z3(:,:,1)
	1094	rnf(:,:) = rnf(:,:) + fwficb(:,:) ! iceberg added to runfofs
	1095	ENDIF
	1096	IF( srcv(jpr_isf)%laction ) fwfisf(:,:) = - frcv(jpr_isf)%z3(:,:,1) ! fresh water flux from the isf (fwfisf <0 mean melting)
[5407]	1097
	1098	IF( ln_mixcpl ) THEN ; emp(:,:) = emp(:,:) * xcplmask(:,:,0) + zemp(:,:) * zmsk(:,:)
	1099	ELSE ; emp(:,:) = zemp(:,:)
	1100	ENDIF
[1218]	1101	!
[3625]	1102	! ! non solar heat flux over the ocean (qns)
[5407]	1103	IF( srcv(jpr_qnsoce)%laction ) THEN ; zqns(:,:) = frcv(jpr_qnsoce)%z3(:,:,1)
	1104	ELSE IF( srcv(jpr_qnsmix)%laction ) THEN ; zqns(:,:) = frcv(jpr_qnsmix)%z3(:,:,1)
	1105	ELSE ; zqns(:,:) = 0._wp
	1106	END IF
[4990]	1107	! update qns over the free ocean with:
[5407]	1108	IF( nn_components /= jp_iam_opa ) THEN
	1109	zqns(:,:) = zqns(:,:) - zemp(:,:) * sst_m(:,:) * rcp ! remove heat content due to mass flux (assumed to be at SST)
	1110	IF( srcv(jpr_snow )%laction ) THEN
	1111	zqns(:,:) = zqns(:,:) - frcv(jpr_snow)%z3(:,:,1) * lfus ! energy for melting solid precipitation over the free ocean
	1112	ENDIF
[3625]	1113	ENDIF
[7607]	1114	!
	1115	IF( srcv(jpr_icb)%laction ) zqns(:,:) = zqns(:,:) - frcv(jpr_icb)%z3(:,:,1) * lfus ! remove heat content associated to iceberg melting
	1116	!
[5407]	1117	IF( ln_mixcpl ) THEN ; qns(:,:) = qns(:,:) * xcplmask(:,:,0) + zqns(:,:) * zmsk(:,:)
	1118	ELSE ; qns(:,:) = zqns(:,:)
	1119	ENDIF
[3625]	1120
	1121	! ! solar flux over the ocean (qsr)
[5407]	1122	IF ( srcv(jpr_qsroce)%laction ) THEN ; zqsr(:,:) = frcv(jpr_qsroce)%z3(:,:,1)
	1123	ELSE IF( srcv(jpr_qsrmix)%laction ) then ; zqsr(:,:) = frcv(jpr_qsrmix)%z3(:,:,1)
	1124	ELSE ; zqsr(:,:) = 0._wp
	1125	ENDIF
	1126	IF( ln_dm2dc .AND. ln_cpl ) zqsr(:,:) = sbc_dcy( zqsr ) ! modify qsr to include the diurnal cycle
	1127	IF( ln_mixcpl ) THEN ; qsr(:,:) = qsr(:,:) * xcplmask(:,:,0) + zqsr(:,:) * zmsk(:,:)
	1128	ELSE ; qsr(:,:) = zqsr(:,:)
	1129	ENDIF
[3625]	1130	!
[5407]	1131	! salt flux over the ocean (received by opa in case of opa <-> sas coupling)
	1132	IF( srcv(jpr_sflx )%laction ) sfx(:,:) = frcv(jpr_sflx )%z3(:,:,1)
	1133	! Ice cover (received by opa in case of opa <-> sas coupling)
	1134	IF( srcv(jpr_fice )%laction ) fr_i(:,:) = frcv(jpr_fice )%z3(:,:,1)
	1135	!
	1136
[1218]	1137	ENDIF
	1138	!
[5407]	1139	CALL wrk_dealloc( jpi,jpj, ztx, zty, zmsk, zemp, zqns, zqsr )
[2715]	1140	!
[3294]	1141	IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_rcv')
	1142	!
[1218]	1143	END SUBROUTINE sbc_cpl_rcv
	1144
	1145
	1146	SUBROUTINE sbc_cpl_ice_tau( p_taui, p_tauj )
	1147	!!----------------------------------------------------------------------
	1148	!! * ROUTINE sbc_cpl_ice_tau *
	1149	!!
	1150	!! ** Purpose : provide the stress over sea-ice in coupled mode
	1151	!!
	1152	!! ** Method : transform the received stress from the atmosphere into
	1153	!! an atmosphere-ice stress in the (i,j) ocean referencial
[2528]	1154	!! and at the velocity point of the sea-ice model (cp_ice_msh):
[1218]	1155	!! 'C'-grid : i- (j-) components given at U- (V-) point
[2528]	1156	!! 'I'-grid : B-grid lower-left corner: both components given at I-point
[1218]	1157	!!
	1158	!! The received stress are :
	1159	!! - defined by 3 components (if cartesian coordinate)
	1160	!! or by 2 components (if spherical)
	1161	!! - oriented along geographical coordinate (if eastward-northward)
	1162	!! or along the local grid coordinate (if local grid)
	1163	!! - given at U- and V-point, resp. if received on 2 grids
	1164	!! or at a same point (T or I) if received on 1 grid
	1165	!! Therefore and if necessary, they are successively
	1166	!! processed in order to obtain them
	1167	!! first as 2 components on the sphere
	1168	!! second as 2 components oriented along the local grid
[2528]	1169	!! third as 2 components on the cp_ice_msh point
[1218]	1170	!!
[4148]	1171	!! Except in 'oce and ice' case, only one vector stress field
[1218]	1172	!! is received. It has already been processed in sbc_cpl_rcv
	1173	!! so that it is now defined as (i,j) components given at U-
[4148]	1174	!! and V-points, respectively. Therefore, only the third
[2528]	1175	!! transformation is done and only if the ice-grid is a 'I'-grid.
[1218]	1176	!!
[2528]	1177	!! ** Action : return ptau_i, ptau_j, the stress over the ice at cp_ice_msh point
[1218]	1178	!!----------------------------------------------------------------------
[2715]	1179	REAL(wp), INTENT(out), DIMENSION(:,:) :: p_taui ! i- & j-components of atmos-ice stress [N/m2]
	1180	REAL(wp), INTENT(out), DIMENSION(:,:) :: p_tauj ! at I-point (B-grid) or U & V-point (C-grid)
	1181	!!
[1218]	1182	INTEGER :: ji, jj ! dummy loop indices
	1183	INTEGER :: itx ! index of taux over ice
[3294]	1184	REAL(wp), POINTER, DIMENSION(:,:) :: ztx, zty
[1218]	1185	!!----------------------------------------------------------------------
[3294]	1186	!
	1187	IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_ice_tau')
	1188	!
	1189	CALL wrk_alloc( jpi,jpj, ztx, zty )
[1218]	1190
[4990]	1191	IF( srcv(jpr_itx1)%laction ) THEN ; itx = jpr_itx1
[1218]	1192	ELSE ; itx = jpr_otx1
	1193	ENDIF
	1194
	1195	! do something only if we just received the stress from atmosphere
[1698]	1196	IF( nrcvinfo(itx) == OASIS_Rcv ) THEN
[1218]	1197
[4990]	1198	! ! ======================= !
	1199	IF( srcv(jpr_itx1)%laction ) THEN ! ice stress received !
	1200	! ! ======================= !
[1218]	1201	!
[3294]	1202	IF( TRIM( sn_rcv_tau%clvref ) == 'cartesian' ) THEN ! 2 components on the sphere
[1218]	1203	! ! (cartesian to spherical -> 3 to 2 components)
[3294]	1204	CALL geo2oce( frcv(jpr_itx1)%z3(:,:,1), frcv(jpr_ity1)%z3(:,:,1), frcv(jpr_itz1)%z3(:,:,1), &
[1218]	1205	& srcv(jpr_itx1)%clgrid, ztx, zty )
[3294]	1206	frcv(jpr_itx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 1st grid
	1207	frcv(jpr_ity1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 1st grid
[1218]	1208	!
	1209	IF( srcv(jpr_itx2)%laction ) THEN
[3294]	1210	CALL geo2oce( frcv(jpr_itx2)%z3(:,:,1), frcv(jpr_ity2)%z3(:,:,1), frcv(jpr_itz2)%z3(:,:,1), &
[1218]	1211	& srcv(jpr_itx2)%clgrid, ztx, zty )
[3294]	1212	frcv(jpr_itx2)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 2nd grid
	1213	frcv(jpr_ity2)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 2nd grid
[1218]	1214	ENDIF
	1215	!
[888]	1216	ENDIF
[1218]	1217	!
[3294]	1218	IF( TRIM( sn_rcv_tau%clvor ) == 'eastward-northward' ) THEN ! 2 components oriented along the local grid
[1218]	1219	! ! (geographical to local grid -> rotate the components)
[3294]	1220	CALL rot_rep( frcv(jpr_itx1)%z3(:,:,1), frcv(jpr_ity1)%z3(:,:,1), srcv(jpr_itx1)%clgrid, 'en->i', ztx )
[1218]	1221	IF( srcv(jpr_itx2)%laction ) THEN
[3294]	1222	CALL rot_rep( frcv(jpr_itx2)%z3(:,:,1), frcv(jpr_ity2)%z3(:,:,1), srcv(jpr_itx2)%clgrid, 'en->j', zty )
[1218]	1223	ELSE
[3294]	1224	CALL rot_rep( frcv(jpr_itx1)%z3(:,:,1), frcv(jpr_ity1)%z3(:,:,1), srcv(jpr_itx1)%clgrid, 'en->j', zty )
[1218]	1225	ENDIF
[3632]	1226	frcv(jpr_itx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st component on the 1st grid
[3294]	1227	frcv(jpr_ity1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd component on the 1st grid
[1218]	1228	ENDIF
	1229	! ! ======================= !
	1230	ELSE ! use ocean stress !
	1231	! ! ======================= !
[3294]	1232	frcv(jpr_itx1)%z3(:,:,1) = frcv(jpr_otx1)%z3(:,:,1)
	1233	frcv(jpr_ity1)%z3(:,:,1) = frcv(jpr_oty1)%z3(:,:,1)
[1218]	1234	!
	1235	ENDIF
	1236	! ! ======================= !
	1237	! ! put on ice grid !
	1238	! ! ======================= !
	1239	!
	1240	! j+1 j -----V---F
[2528]	1241	! ice stress on ice velocity point (cp_ice_msh) ! \|
[1467]	1242	! (C-grid ==>(U,V) or B-grid ==> I or F) j \| T U
[1218]	1243	! \| \|
	1244	! j j-1 -I-------\|
	1245	! (for I) \| \|
	1246	! i-1 i i
	1247	! i i+1 (for I)
[2528]	1248	SELECT CASE ( cp_ice_msh )
[1218]	1249	!
[1467]	1250	CASE( 'I' ) ! B-grid ==> I
[1218]	1251	SELECT CASE ( srcv(jpr_itx1)%clgrid )
	1252	CASE( 'U' )
	1253	DO jj = 2, jpjm1 ! (U,V) ==> I
[1694]	1254	DO ji = 2, jpim1 ! NO vector opt.
[3294]	1255	p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji-1,jj ,1) + frcv(jpr_itx1)%z3(ji-1,jj-1,1) )
	1256	p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji ,jj-1,1) + frcv(jpr_ity1)%z3(ji-1,jj-1,1) )
[1218]	1257	END DO
	1258	END DO
	1259	CASE( 'F' )
	1260	DO jj = 2, jpjm1 ! F ==> I
[1694]	1261	DO ji = 2, jpim1 ! NO vector opt.
[3294]	1262	p_taui(ji,jj) = frcv(jpr_itx1)%z3(ji-1,jj-1,1)
	1263	p_tauj(ji,jj) = frcv(jpr_ity1)%z3(ji-1,jj-1,1)
[1218]	1264	END DO
	1265	END DO
	1266	CASE( 'T' )
	1267	DO jj = 2, jpjm1 ! T ==> I
[1694]	1268	DO ji = 2, jpim1 ! NO vector opt.
[3294]	1269	p_taui(ji,jj) = 0.25 * ( frcv(jpr_itx1)%z3(ji,jj ,1) + frcv(jpr_itx1)%z3(ji-1,jj ,1) &
	1270	& + frcv(jpr_itx1)%z3(ji,jj-1,1) + frcv(jpr_itx1)%z3(ji-1,jj-1,1) )
	1271	p_tauj(ji,jj) = 0.25 * ( frcv(jpr_ity1)%z3(ji,jj ,1) + frcv(jpr_ity1)%z3(ji-1,jj ,1) &
	1272	& + frcv(jpr_oty1)%z3(ji,jj-1,1) + frcv(jpr_ity1)%z3(ji-1,jj-1,1) )
[1218]	1273	END DO
	1274	END DO
	1275	CASE( 'I' )
[3294]	1276	p_taui(:,:) = frcv(jpr_itx1)%z3(:,:,1) ! I ==> I
	1277	p_tauj(:,:) = frcv(jpr_ity1)%z3(:,:,1)
[1218]	1278	END SELECT
	1279	IF( srcv(jpr_itx1)%clgrid /= 'I' ) THEN
	1280	CALL lbc_lnk( p_taui, 'I', -1. ) ; CALL lbc_lnk( p_tauj, 'I', -1. )
	1281	ENDIF
	1282	!
[1467]	1283	CASE( 'F' ) ! B-grid ==> F
	1284	SELECT CASE ( srcv(jpr_itx1)%clgrid )
	1285	CASE( 'U' )
	1286	DO jj = 2, jpjm1 ! (U,V) ==> F
	1287	DO ji = fs_2, fs_jpim1 ! vector opt.
[3294]	1288	p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji,jj,1) + frcv(jpr_itx1)%z3(ji ,jj+1,1) )
	1289	p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji,jj,1) + frcv(jpr_ity1)%z3(ji+1,jj ,1) )
[1467]	1290	END DO
	1291	END DO
	1292	CASE( 'I' )
	1293	DO jj = 2, jpjm1 ! I ==> F
[1694]	1294	DO ji = 2, jpim1 ! NO vector opt.
[3294]	1295	p_taui(ji,jj) = frcv(jpr_itx1)%z3(ji+1,jj+1,1)
	1296	p_tauj(ji,jj) = frcv(jpr_ity1)%z3(ji+1,jj+1,1)
[1467]	1297	END DO
	1298	END DO
	1299	CASE( 'T' )
	1300	DO jj = 2, jpjm1 ! T ==> F
[1694]	1301	DO ji = 2, jpim1 ! NO vector opt.
[3294]	1302	p_taui(ji,jj) = 0.25 * ( frcv(jpr_itx1)%z3(ji,jj ,1) + frcv(jpr_itx1)%z3(ji+1,jj ,1) &
	1303	& + frcv(jpr_itx1)%z3(ji,jj+1,1) + frcv(jpr_itx1)%z3(ji+1,jj+1,1) )
	1304	p_tauj(ji,jj) = 0.25 * ( frcv(jpr_ity1)%z3(ji,jj ,1) + frcv(jpr_ity1)%z3(ji+1,jj ,1) &
	1305	& + frcv(jpr_ity1)%z3(ji,jj+1,1) + frcv(jpr_ity1)%z3(ji+1,jj+1,1) )
[1467]	1306	END DO
	1307	END DO
	1308	CASE( 'F' )
[3294]	1309	p_taui(:,:) = frcv(jpr_itx1)%z3(:,:,1) ! F ==> F
	1310	p_tauj(:,:) = frcv(jpr_ity1)%z3(:,:,1)
[1467]	1311	END SELECT
	1312	IF( srcv(jpr_itx1)%clgrid /= 'F' ) THEN
	1313	CALL lbc_lnk( p_taui, 'F', -1. ) ; CALL lbc_lnk( p_tauj, 'F', -1. )
	1314	ENDIF
	1315	!
[1218]	1316	CASE( 'C' ) ! C-grid ==> U,V
	1317	SELECT CASE ( srcv(jpr_itx1)%clgrid )
	1318	CASE( 'U' )
[3294]	1319	p_taui(:,:) = frcv(jpr_itx1)%z3(:,:,1) ! (U,V) ==> (U,V)
	1320	p_tauj(:,:) = frcv(jpr_ity1)%z3(:,:,1)
[1218]	1321	CASE( 'F' )
	1322	DO jj = 2, jpjm1 ! F ==> (U,V)
	1323	DO ji = fs_2, fs_jpim1 ! vector opt.
[3294]	1324	p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji,jj,1) + frcv(jpr_itx1)%z3(ji ,jj-1,1) )
	1325	p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(jj,jj,1) + frcv(jpr_ity1)%z3(ji-1,jj ,1) )
[1218]	1326	END DO
	1327	END DO
	1328	CASE( 'T' )
	1329	DO jj = 2, jpjm1 ! T ==> (U,V)
	1330	DO ji = fs_2, fs_jpim1 ! vector opt.
[3294]	1331	p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji+1,jj ,1) + frcv(jpr_itx1)%z3(ji,jj,1) )
	1332	p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji ,jj+1,1) + frcv(jpr_ity1)%z3(ji,jj,1) )
[1218]	1333	END DO
	1334	END DO
	1335	CASE( 'I' )
	1336	DO jj = 2, jpjm1 ! I ==> (U,V)
[1694]	1337	DO ji = 2, jpim1 ! NO vector opt.
[3294]	1338	p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji+1,jj+1,1) + frcv(jpr_itx1)%z3(ji+1,jj ,1) )
	1339	p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji+1,jj+1,1) + frcv(jpr_ity1)%z3(ji ,jj+1,1) )
[1218]	1340	END DO
	1341	END DO
	1342	END SELECT
	1343	IF( srcv(jpr_itx1)%clgrid /= 'U' ) THEN
	1344	CALL lbc_lnk( p_taui, 'U', -1. ) ; CALL lbc_lnk( p_tauj, 'V', -1. )
	1345	ENDIF
	1346	END SELECT
	1347
	1348	ENDIF
	1349	!
[3294]	1350	CALL wrk_dealloc( jpi,jpj, ztx, zty )
[2715]	1351	!
[3294]	1352	IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_ice_tau')
	1353	!
[1218]	1354	END SUBROUTINE sbc_cpl_ice_tau
	1355
	1356
[5407]	1357	SUBROUTINE sbc_cpl_ice_flx( p_frld, palbi, psst, pist )
[1218]	1358	!!----------------------------------------------------------------------
[3294]	1359	!! * ROUTINE sbc_cpl_ice_flx *
[1218]	1360	!!
[6721]	1361	!! ** Purpose : provide the heat and freshwater fluxes of the ocean-ice system
[1218]	1362	!!
	1363	!! ** Method : transform the fields received from the atmosphere into
	1364	!! surface heat and fresh water boundary condition for the
	1365	!! ice-ocean system. The following fields are provided:
[6721]	1366	!! * total non solar, solar and freshwater fluxes (qns_tot,
[1218]	1367	!! qsr_tot and emp_tot) (total means weighted ice-ocean flux)
	1368	!! NB: emp_tot include runoffs and calving.
[6721]	1369	!! * fluxes over ice (qns_ice, qsr_ice, emp_ice) where
[1218]	1370	!! emp_ice = sublimation - solid precipitation as liquid
	1371	!! precipitation are re-routed directly to the ocean and
[6721]	1372	!! calving directly enter the ocean (runoffs are read but included in trasbc.F90)
	1373	!! * solid precipitation (sprecip), used to add to qns_tot
[1218]	1374	!! the heat lost associated to melting solid precipitation
	1375	!! over the ocean fraction.
[6721]	1376	!! * heat content of rain, snow and evap can also be provided,
	1377	!! otherwise heat flux associated with these mass flux are
	1378	!! guessed (qemp_oce, qemp_ice)
[1218]	1379	!!
[6721]	1380	!! - the fluxes have been separated from the stress as
	1381	!! (a) they are updated at each ice time step compare to
	1382	!! an update at each coupled time step for the stress, and
	1383	!! (b) the conservative computation of the fluxes over the
	1384	!! sea-ice area requires the knowledge of the ice fraction
	1385	!! after the ice advection and before the ice thermodynamics,
	1386	!! so that the stress is updated before the ice dynamics
	1387	!! while the fluxes are updated after it.
[1218]	1388	!!
[6721]	1389	!! ** Details
	1390	!! qns_tot = pfrld * qns_oce + ( 1 - pfrld ) * qns_ice => provided
	1391	!! + qemp_oce + qemp_ice => recalculated and added up to qns
	1392	!!
	1393	!! qsr_tot = pfrld * qsr_oce + ( 1 - pfrld ) * qsr_ice => provided
	1394	!!
	1395	!! emp_tot = emp_oce + emp_ice => calving is provided and added to emp_tot (and emp_oce)
	1396	!! river runoff (rnf) is provided but not included here
	1397	!!
[1218]	1398	!! ** Action : update at each nf_ice time step:
[3294]	1399	!! qns_tot, qsr_tot non-solar and solar total heat fluxes
	1400	!! qns_ice, qsr_ice non-solar and solar heat fluxes over the ice
[6721]	1401	!! emp_tot total evaporation - precipitation(liquid and solid) (-calving)
	1402	!! emp_ice ice sublimation - solid precipitation over the ice
	1403	!! dqns_ice d(non-solar heat flux)/d(Temperature) over the ice
	1404	!! sprecip solid precipitation over the ocean
[1218]	1405	!!----------------------------------------------------------------------
[3294]	1406	REAL(wp), INTENT(in ), DIMENSION(:,:) :: p_frld ! lead fraction [0 to 1]
[1468]	1407	! optional arguments, used only in 'mixed oce-ice' case
[5407]	1408	REAL(wp), INTENT(in ), DIMENSION(:,:,:), OPTIONAL :: palbi ! all skies ice albedo
	1409	REAL(wp), INTENT(in ), DIMENSION(:,: ), OPTIONAL :: psst ! sea surface temperature [Celsius]
	1410	REAL(wp), INTENT(in ), DIMENSION(:,:,:), OPTIONAL :: pist ! ice surface temperature [Kelvin]
[3294]	1411	!
[5407]	1412	INTEGER :: jl ! dummy loop index
[6399]	1413	REAL(wp), POINTER, DIMENSION(:,: ) :: zcptn, ztmp, zicefr, zmsk, zsnw
[6721]	1414	REAL(wp), POINTER, DIMENSION(:,: ) :: zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip, zevap_oce, zevap_ice, zdevap_ice
[6399]	1415	REAL(wp), POINTER, DIMENSION(:,: ) :: zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice
	1416	REAL(wp), POINTER, DIMENSION(:,:,:) :: zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice
[1218]	1417	!!----------------------------------------------------------------------
[3294]	1418	!
	1419	IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_ice_flx')
	1420	!
[6399]	1421	CALL wrk_alloc( jpi,jpj, zcptn, ztmp, zicefr, zmsk, zsnw )
[6721]	1422	CALL wrk_alloc( jpi,jpj, zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip, zevap_oce, zevap_ice, zdevap_ice )
[6399]	1423	CALL wrk_alloc( jpi,jpj, zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice )
	1424	CALL wrk_alloc( jpi,jpj,jpl, zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice )
[2715]	1425
[5407]	1426	IF( ln_mixcpl ) zmsk(:,:) = 1. - xcplmask(:,:,0)
[3294]	1427	zicefr(:,:) = 1.- p_frld(:,:)
[3625]	1428	zcptn(:,:) = rcp * sst_m(:,:)
[888]	1429	!
[1218]	1430	! ! ========================= !
[6721]	1431	! ! freshwater budget ! (emp_tot)
[1218]	1432	! ! ========================= !
[888]	1433	!
[6721]	1434	! ! solid Precipitation (sprecip)
	1435	! ! liquid + solid Precipitation (tprecip)
	1436	! ! total Evaporation - total Precipitation (emp_tot)
	1437	! ! sublimation - solid precipitation (cell average) (emp_ice)
[3294]	1438	SELECT CASE( TRIM( sn_rcv_emp%cldes ) )
[6721]	1439	CASE( 'conservative' ) ! received fields: jpr_rain, jpr_snow, jpr_ievp, jpr_tevp
	1440	zsprecip(:,:) = frcv(jpr_snow)%z3(:,:,1) ! May need to ensure positive here
	1441	ztprecip(:,:) = frcv(jpr_rain)%z3(:,:,1) + zsprecip(:,:) ! May need to ensure positive here
	1442	zemp_tot(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ztprecip(:,:)
	1443	zemp_ice(:,:) = ( frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) ) * zicefr(:,:)
[7478]	1444	IF( iom_use('precip') ) &
	1445	& CALL iom_put( 'precip' , frcv(jpr_rain)%z3(:,:,1) + frcv(jpr_snow)%z3(:,:,1) ) ! total precipitation
	1446	IF( iom_use('rain') ) &
	1447	& CALL iom_put( 'rain' , frcv(jpr_rain)%z3(:,:,1) ) ! liquid precipitation
[7494]	1448	IF( iom_use('rain_ao_cea') ) &
	1449	& CALL iom_put( 'rain_ao_cea' , frcv(jpr_rain)%z3(:,:,1)* p_frld(:,:) * tmask(:,:,1) ) ! liquid precipitation
[4990]	1450	IF( iom_use('hflx_rain_cea') ) &
[7494]	1451	CALL iom_put( 'hflx_rain_cea', frcv(jpr_rain)%z3(:,:,1) * zcptn(:,:) * tmask(:,:,1)) ! heat flux from liq. precip.
	1452	IF( iom_use('hflx_prec_cea') ) &
	1453	CALL iom_put( 'hflx_prec_cea', ztprecip * zcptn(:,:) * tmask(:,:,1) * p_frld(:,:) ) ! heat content flux from all precip (cell avg)
	1454	IF( iom_use('evap_ao_cea') .OR. iom_use('hflx_evap_cea') ) &
	1455	ztmp(:,:) = frcv(jpr_tevp)%z3(:,:,1) - frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:)
[4990]	1456	IF( iom_use('evap_ao_cea' ) ) &
[7494]	1457	CALL iom_put( 'evap_ao_cea' , ztmp * tmask(:,:,1) ) ! ice-free oce evap (cell average)
[4990]	1458	IF( iom_use('hflx_evap_cea') ) &
[7494]	1459	CALL iom_put( 'hflx_evap_cea', ztmp(:,:) * zcptn(:,:) * tmask(:,:,1) ) ! heat flux from from evap (cell average)
	1460	CASE( 'oce and ice' ) ! received fields: jpr_sbpr, jpr_semp, jpr_oemp, jpr_ievp
[5407]	1461	zemp_tot(:,:) = p_frld(:,:) * frcv(jpr_oemp)%z3(:,:,1) + zicefr(:,:) * frcv(jpr_sbpr)%z3(:,:,1)
[6721]	1462	zemp_ice(:,:) = frcv(jpr_semp)%z3(:,:,1) * zicefr(:,:)
[5407]	1463	zsprecip(:,:) = frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_semp)%z3(:,:,1)
	1464	ztprecip(:,:) = frcv(jpr_semp)%z3(:,:,1) - frcv(jpr_sbpr)%z3(:,:,1) + zsprecip(:,:)
[1218]	1465	END SELECT
[3294]	1466
[6399]	1467	#if defined key_lim3
[6721]	1468	! zsnw = snow fraction over ice after wind blowing
	1469	zsnw(:,:) = 0._wp ; CALL lim_thd_snwblow( p_frld, zsnw )
[6399]	1470
[6721]	1471	! --- evaporation minus precipitation corrected (because of wind blowing on snow) --- !
	1472	zemp_ice(:,:) = zemp_ice(:,:) + zsprecip(:,:) * ( zicefr(:,:) - zsnw(:,:) ) ! emp_ice = A * sublimation - zsnw * sprecip
	1473	zemp_oce(:,:) = zemp_tot(:,:) - zemp_ice(:,:) ! emp_oce = emp_tot - emp_ice
[6710]	1474
[6721]	1475	! --- evaporation over ocean (used later for qemp) --- !
	1476	zevap_oce(:,:) = frcv(jpr_tevp)%z3(:,:,1) - frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:)
	1477
[6710]	1478	! --- evaporation over ice (kg/m2/s) --- !
[6399]	1479	zevap_ice(:,:) = frcv(jpr_ievp)%z3(:,:,1)
	1480	! since the sensitivity of evap to temperature (devap/dT) is not prescribed by the atmosphere, we set it to 0
	1481	! therefore, sublimation is not redistributed over the ice categories in case no subgrid scale fluxes are provided by atm.
	1482	zdevap_ice(:,:) = 0._wp
	1483
[6710]	1484	! --- runoffs (included in emp later on) --- !
[5407]	1485	IF( srcv(jpr_rnf)%laction ) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1)
[6710]	1486
	1487	! --- calving (put in emp_tot and emp_oce) --- !
[1756]	1488	IF( srcv(jpr_cal)%laction ) THEN
[5407]	1489	zemp_tot(:,:) = zemp_tot(:,:) - frcv(jpr_cal)%z3(:,:,1)
[6710]	1490	zemp_oce(:,:) = zemp_oce(:,:) - frcv(jpr_cal)%z3(:,:,1)
[5363]	1491	CALL iom_put( 'calving_cea', frcv(jpr_cal)%z3(:,:,1) )
[1756]	1492	ENDIF
[888]	1493
[7607]	1494	IF( srcv(jpr_icb)%laction ) THEN
	1495	fwficb(:,:) = frcv(jpr_icb)%z3(:,:,1)
	1496	rnf(:,:) = rnf(:,:) + fwficb(:,:) ! iceberg added to runoffs
	1497	CALL iom_put( 'iceberg_cea', frcv(jpr_icb)%z3(:,:,1) )
	1498	ENDIF
	1499	IF( srcv(jpr_isf)%laction ) THEN
	1500	fwfisf(:,:) = - frcv(jpr_isf)%z3(:,:,1) ! fresh water flux from the isf (fwfisf <0 mean melting)
	1501	CALL iom_put( 'iceshelf_cea', frcv(jpr_isf)%z3(:,:,1) )
	1502	ENDIF
	1503
	1504
[5407]	1505	IF( ln_mixcpl ) THEN
	1506	emp_tot(:,:) = emp_tot(:,:) * xcplmask(:,:,0) + zemp_tot(:,:) * zmsk(:,:)
	1507	emp_ice(:,:) = emp_ice(:,:) * xcplmask(:,:,0) + zemp_ice(:,:) * zmsk(:,:)
[6399]	1508	emp_oce(:,:) = emp_oce(:,:) * xcplmask(:,:,0) + zemp_oce(:,:) * zmsk(:,:)
[5407]	1509	sprecip(:,:) = sprecip(:,:) * xcplmask(:,:,0) + zsprecip(:,:) * zmsk(:,:)
	1510	tprecip(:,:) = tprecip(:,:) * xcplmask(:,:,0) + ztprecip(:,:) * zmsk(:,:)
[6399]	1511	DO jl=1,jpl
	1512	evap_ice (:,:,jl) = evap_ice (:,:,jl) * xcplmask(:,:,0) + zevap_ice (:,:) * zmsk(:,:)
	1513	devap_ice(:,:,jl) = devap_ice(:,:,jl) * xcplmask(:,:,0) + zdevap_ice(:,:) * zmsk(:,:)
	1514	ENDDO
[5407]	1515	ELSE
[6399]	1516	emp_tot(:,:) = zemp_tot(:,:)
	1517	emp_ice(:,:) = zemp_ice(:,:)
	1518	emp_oce(:,:) = zemp_oce(:,:)
	1519	sprecip(:,:) = zsprecip(:,:)
	1520	tprecip(:,:) = ztprecip(:,:)
	1521	DO jl=1,jpl
	1522	evap_ice (:,:,jl) = zevap_ice (:,:)
	1523	devap_ice(:,:,jl) = zdevap_ice(:,:)
	1524	ENDDO
	1525	ENDIF
	1526
[6721]	1527	IF( iom_use('subl_ai_cea') ) CALL iom_put( 'subl_ai_cea', zevap_ice(:,:) * zicefr(:,:) ) ! Sublimation over sea-ice (cell average)
	1528	CALL iom_put( 'snowpre' , sprecip(:,:) ) ! Snow
	1529	IF( iom_use('snow_ao_cea') ) CALL iom_put( 'snow_ao_cea', sprecip(:,:) * ( 1._wp - zsnw(:,:) ) ) ! Snow over ice-free ocean (cell average)
	1530	IF( iom_use('snow_ai_cea') ) CALL iom_put( 'snow_ai_cea', sprecip(:,:) * zsnw(:,:) ) ! Snow over sea-ice (cell average)
[6399]	1531	#else
	1532	! runoffs and calving (put in emp_tot)
	1533	IF( srcv(jpr_rnf)%laction ) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1)
[7494]	1534	IF( iom_use('hflx_rnf_cea') ) &
	1535	CALL iom_put( 'hflx_rnf_cea' , rnf(:,:) * zcptn(:,:) )
[6399]	1536	IF( srcv(jpr_cal)%laction ) THEN
	1537	zemp_tot(:,:) = zemp_tot(:,:) - frcv(jpr_cal)%z3(:,:,1)
	1538	CALL iom_put( 'calving_cea', frcv(jpr_cal)%z3(:,:,1) )
	1539	ENDIF
	1540
[7607]	1541
	1542	IF( srcv(jpr_icb)%laction ) THEN
	1543	fwficb(:,:) = frcv(jpr_icb)%z3(:,:,1)
	1544	rnf(:,:) = rnf(:,:) + fwficb(:,:) ! iceberg added to runoffs
	1545	CALL iom_put( 'iceberg_cea', frcv(jpr_icb)%z3(:,:,1) )
	1546	ENDIF
	1547	IF( srcv(jpr_isf)%laction ) THEN
	1548	fwfisf(:,:) = - frcv(jpr_isf)%z3(:,:,1) ! fresh water flux from the isf (fwfisf <0 mean melting)
	1549	CALL iom_put( 'iceshelf_cea', frcv(jpr_isf)%z3(:,:,1) )
	1550	ENDIF
	1551
	1552
[6399]	1553	IF( ln_mixcpl ) THEN
	1554	emp_tot(:,:) = emp_tot(:,:) * xcplmask(:,:,0) + zemp_tot(:,:) * zmsk(:,:)
	1555	emp_ice(:,:) = emp_ice(:,:) * xcplmask(:,:,0) + zemp_ice(:,:) * zmsk(:,:)
	1556	sprecip(:,:) = sprecip(:,:) * xcplmask(:,:,0) + zsprecip(:,:) * zmsk(:,:)
	1557	tprecip(:,:) = tprecip(:,:) * xcplmask(:,:,0) + ztprecip(:,:) * zmsk(:,:)
	1558	ELSE
[5407]	1559	emp_tot(:,:) = zemp_tot(:,:)
	1560	emp_ice(:,:) = zemp_ice(:,:)
	1561	sprecip(:,:) = zsprecip(:,:)
	1562	tprecip(:,:) = ztprecip(:,:)
	1563	ENDIF
	1564
[6721]	1565	IF( iom_use('subl_ai_cea') ) CALL iom_put( 'subl_ai_cea', frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) ) ! Sublimation over sea-ice (cell average)
	1566	CALL iom_put( 'snowpre' , sprecip(:,:) ) ! Snow
	1567	IF( iom_use('snow_ao_cea') ) CALL iom_put( 'snow_ao_cea', sprecip(:,:) * p_frld(:,:) ) ! Snow over ice-free ocean (cell average)
	1568	IF( iom_use('snow_ai_cea') ) CALL iom_put( 'snow_ai_cea', sprecip(:,:) * zicefr(:,:) ) ! Snow over sea-ice (cell average)
[6399]	1569	#endif
[5407]	1570
[1218]	1571	! ! ========================= !
[3294]	1572	SELECT CASE( TRIM( sn_rcv_qns%cldes ) ) ! non solar heat fluxes ! (qns)
[1218]	1573	! ! ========================= !
[6721]	1574	CASE( 'oce only' ) ! the required field is directly provided
	1575	zqns_tot(:,:) = frcv(jpr_qnsoce)%z3(:,:,1)
	1576	CASE( 'conservative' ) ! the required fields are directly provided
	1577	zqns_tot(:,:) = frcv(jpr_qnsmix)%z3(:,:,1)
[3294]	1578	IF ( TRIM(sn_rcv_qns%clcat) == 'yes' ) THEN
[5407]	1579	zqns_ice(:,:,1:jpl) = frcv(jpr_qnsice)%z3(:,:,1:jpl)
[3294]	1580	ELSE
	1581	DO jl=1,jpl
[6721]	1582	zqns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,1) ! Set all category values equal
[3294]	1583	ENDDO
	1584	ENDIF
[6721]	1585	CASE( 'oce and ice' ) ! the total flux is computed from ocean and ice fluxes
	1586	zqns_tot(:,:) = p_frld(:,:) * frcv(jpr_qnsoce)%z3(:,:,1)
[3294]	1587	IF ( TRIM(sn_rcv_qns%clcat) == 'yes' ) THEN
	1588	DO jl=1,jpl
[5407]	1589	zqns_tot(:,: ) = zqns_tot(:,:) + a_i(:,:,jl) * frcv(jpr_qnsice)%z3(:,:,jl)
	1590	zqns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,jl)
[3294]	1591	ENDDO
	1592	ELSE
[6721]	1593	qns_tot(:,:) = qns_tot(:,:) + zicefr(:,:) * frcv(jpr_qnsice)%z3(:,:,1)
[3294]	1594	DO jl=1,jpl
[5407]	1595	zqns_tot(:,: ) = zqns_tot(:,:) + zicefr(:,:) * frcv(jpr_qnsice)%z3(:,:,1)
	1596	zqns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,1)
[3294]	1597	ENDDO
	1598	ENDIF
[6721]	1599	CASE( 'mixed oce-ice' ) ! the ice flux is cumputed from the total flux, the SST and ice informations
[3294]	1600	! NEED TO SORT OUT HOW THIS SHOULD WORK IN THE MULTI-CATEGORY CASE - CURRENTLY NOT ALLOWED WHEN INTERFACE INITIALISED
[5407]	1601	zqns_tot(:,: ) = frcv(jpr_qnsmix)%z3(:,:,1)
	1602	zqns_ice(:,:,1) = frcv(jpr_qnsmix)%z3(:,:,1) &
[3294]	1603	& + frcv(jpr_dqnsdt)%z3(:,:,1) * ( pist(:,:,1) - ( (rt0 + psst(:,: ) ) * p_frld(:,:) &
[6721]	1604	& + pist(:,:,1) * zicefr(:,:) ) )
[1218]	1605	END SELECT
	1606	!!gm
[5407]	1607	!! currently it is taken into account in leads budget but not in the zqns_tot, and thus not in
[1218]	1608	!! the flux that enter the ocean....
	1609	!! moreover 1 - it is not diagnose anywhere....
	1610	!! 2 - it is unclear for me whether this heat lost is taken into account in the atmosphere or not...
	1611	!!
	1612	!! similar job should be done for snow and precipitation temperature
[1860]	1613	!
[6721]	1614	IF( srcv(jpr_cal)%laction ) THEN ! Iceberg melting
	1615	zqns_tot(:,:) = zqns_tot(:,:) - frcv(jpr_cal)%z3(:,:,1) * lfus ! add the latent heat of iceberg melting
	1616	! we suppose it melts at 0deg, though it should be temp. of surrounding ocean
	1617	IF( iom_use('hflx_cal_cea') ) CALL iom_put( 'hflx_cal_cea', - frcv(jpr_cal)%z3(:,:,1) * lfus ) ! heat flux from calving
[1742]	1618	ENDIF
[1218]	1619
[7607]	1620	!!chris
	1621	!! The heat content associated to the ice shelf in removed in the routine sbcisf.F90
	1622	!
	1623	IF( srcv(jpr_icb)%laction ) zqns_tot(:,:) = zqns_tot(:,:) - frcv(jpr_icb)%z3(:,:,1) * lfus ! remove heat content associated to iceberg melting
	1624	!
	1625	!! !
	1626
[6399]	1627	#if defined key_lim3
[5407]	1628	! --- non solar flux over ocean --- !
	1629	! note: p_frld cannot be = 0 since we limit the ice concentration to amax
	1630	zqns_oce = 0._wp
	1631	WHERE( p_frld /= 0._wp ) zqns_oce(:,:) = ( zqns_tot(:,:) - SUM( a_i * zqns_ice, dim=3 ) ) / p_frld(:,:)
	1632
[6399]	1633	! --- heat flux associated with emp (W/m2) --- !
[6721]	1634	zqemp_oce(:,:) = - zevap_oce(:,:) * zcptn(:,:) & ! evap
[6710]	1635	& + ( ztprecip(:,:) - zsprecip(:,:) ) * zcptn(:,:) & ! liquid precip
	1636	& + zsprecip(:,:) * ( 1._wp - zsnw ) * ( zcptn(:,:) - lfus ) ! solid precip over ocean + snow melting
[6399]	1637	! zqemp_ice(:,:) = - frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) * zcptn(:,:) & ! ice evap
	1638	! & + zsprecip(:,:) * zsnw * ( zcptn(:,:) - lfus ) ! solid precip over ice
	1639	zqemp_ice(:,:) = zsprecip(:,:) * zsnw * ( zcptn(:,:) - lfus ) ! solid precip over ice (only)
[6710]	1640	! qevap_ice=0 since we consider Tice=0degC
[6399]	1641
[6710]	1642	! --- enthalpy of snow precip over ice in J/m3 (to be used in 1D-thermo) --- !
[5407]	1643	zqprec_ice(:,:) = rhosn * ( zcptn(:,:) - lfus )
	1644
[6399]	1645	! --- heat content of evap over ice in W/m2 (to be used in 1D-thermo) --- !
	1646	DO jl = 1, jpl
[6710]	1647	zqevap_ice(:,:,jl) = 0._wp ! should be -evap * ( ( Tice - rt0 ) * cpic ) but we do not have Tice, so we consider Tice=0degC
[6399]	1648	END DO
[5407]	1649
[6399]	1650	! --- total non solar flux (including evap/precip) --- !
	1651	zqns_tot(:,:) = zqns_tot(:,:) + zqemp_ice(:,:) + zqemp_oce(:,:)
	1652
[5407]	1653	! --- in case both coupled/forced are active, we must mix values --- !
	1654	IF( ln_mixcpl ) THEN
	1655	qns_tot(:,:) = qns_tot(:,:) * xcplmask(:,:,0) + zqns_tot(:,:)* zmsk(:,:)
	1656	qns_oce(:,:) = qns_oce(:,:) * xcplmask(:,:,0) + zqns_oce(:,:)* zmsk(:,:)
	1657	DO jl=1,jpl
[6399]	1658	qns_ice (:,:,jl) = qns_ice (:,:,jl) * xcplmask(:,:,0) + zqns_ice (:,:,jl)* zmsk(:,:)
	1659	qevap_ice(:,:,jl) = qevap_ice(:,:,jl) * xcplmask(:,:,0) + zqevap_ice(:,:,jl)* zmsk(:,:)
[5407]	1660	ENDDO
	1661	qprec_ice(:,:) = qprec_ice(:,:) * xcplmask(:,:,0) + zqprec_ice(:,:)* zmsk(:,:)
	1662	qemp_oce (:,:) = qemp_oce(:,:) * xcplmask(:,:,0) + zqemp_oce(:,:)* zmsk(:,:)
[6399]	1663	qemp_ice (:,:) = qemp_ice(:,:) * xcplmask(:,:,0) + zqemp_ice(:,:)* zmsk(:,:)
[5407]	1664	ELSE
	1665	qns_tot (:,: ) = zqns_tot (:,: )
	1666	qns_oce (:,: ) = zqns_oce (:,: )
	1667	qns_ice (:,:,:) = zqns_ice (:,:,:)
[6399]	1668	qevap_ice(:,:,:) = zqevap_ice(:,:,:)
	1669	qprec_ice(:,: ) = zqprec_ice(:,: )
	1670	qemp_oce (:,: ) = zqemp_oce (:,: )
	1671	qemp_ice (:,: ) = zqemp_ice (:,: )
[5407]	1672	ENDIF
[6721]	1673
[6963]	1674	! some more outputs
	1675	IF( iom_use('hflx_snow_cea') ) CALL iom_put('hflx_snow_cea', sprecip(:,:) * ( zcptn(:,:) - Lfus ) ) ! heat flux from snow (cell average)
	1676	IF( iom_use('hflx_rain_cea') ) CALL iom_put('hflx_rain_cea', ( tprecip(:,:) - sprecip(:,:) ) * zcptn(:,:) ) ! heat flux from rain (cell average)
	1677	IF( iom_use('hflx_snow_ao_cea') ) CALL iom_put('hflx_snow_ao_cea',sprecip(:,:) * ( zcptn(:,:) - Lfus ) * (1._wp - zsnw(:,:)) ) ! heat flux from snow (cell average)
	1678	IF( iom_use('hflx_snow_ai_cea') ) CALL iom_put('hflx_snow_ai_cea',sprecip(:,:) * ( zcptn(:,:) - Lfus ) * zsnw(:,:) ) ! heat flux from snow (cell average)
[6721]	1679
[5407]	1680	#else
	1681	! clem: this formulation is certainly wrong... but better than it was...
	1682	zqns_tot(:,:) = zqns_tot(:,:) & ! zqns_tot update over free ocean with:
	1683	& - ztmp(:,:) & ! remove the latent heat flux of solid precip. melting
	1684	& - ( zemp_tot(:,:) & ! remove the heat content of mass flux (assumed to be at SST)
[6721]	1685	& - zemp_ice(:,:) ) * zcptn(:,:)
[5407]	1686
	1687	IF( ln_mixcpl ) THEN
	1688	qns_tot(:,:) = qns(:,:) * p_frld(:,:) + SUM( qns_ice(:,:,:) * a_i(:,:,:), dim=3 ) ! total flux from blk
	1689	qns_tot(:,:) = qns_tot(:,:) * xcplmask(:,:,0) + zqns_tot(:,:)* zmsk(:,:)
	1690	DO jl=1,jpl
	1691	qns_ice(:,:,jl) = qns_ice(:,:,jl) * xcplmask(:,:,0) + zqns_ice(:,:,jl)* zmsk(:,:)
	1692	ENDDO
	1693	ELSE
	1694	qns_tot(:,: ) = zqns_tot(:,: )
	1695	qns_ice(:,:,:) = zqns_ice(:,:,:)
	1696	ENDIF
	1697	#endif
	1698
[1218]	1699	! ! ========================= !
[3294]	1700	SELECT CASE( TRIM( sn_rcv_qsr%cldes ) ) ! solar heat fluxes ! (qsr)
[1218]	1701	! ! ========================= !
[3294]	1702	CASE( 'oce only' )
[5407]	1703	zqsr_tot(:,: ) = MAX( 0._wp , frcv(jpr_qsroce)%z3(:,:,1) )
[1218]	1704	CASE( 'conservative' )
[5407]	1705	zqsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1)
[3294]	1706	IF ( TRIM(sn_rcv_qsr%clcat) == 'yes' ) THEN
[5407]	1707	zqsr_ice(:,:,1:jpl) = frcv(jpr_qsrice)%z3(:,:,1:jpl)
[3294]	1708	ELSE
	1709	! Set all category values equal for the moment
	1710	DO jl=1,jpl
[5407]	1711	zqsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,1)
[3294]	1712	ENDDO
	1713	ENDIF
[5407]	1714	zqsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1)
	1715	zqsr_ice(:,:,1) = frcv(jpr_qsrice)%z3(:,:,1)
[1218]	1716	CASE( 'oce and ice' )
[5407]	1717	zqsr_tot(:,: ) = p_frld(:,:) * frcv(jpr_qsroce)%z3(:,:,1)
[3294]	1718	IF ( TRIM(sn_rcv_qsr%clcat) == 'yes' ) THEN
	1719	DO jl=1,jpl
[5407]	1720	zqsr_tot(:,: ) = zqsr_tot(:,:) + a_i(:,:,jl) * frcv(jpr_qsrice)%z3(:,:,jl)
	1721	zqsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,jl)
[3294]	1722	ENDDO
	1723	ELSE
[5146]	1724	qsr_tot(:,: ) = qsr_tot(:,:) + zicefr(:,:) * frcv(jpr_qsrice)%z3(:,:,1)
[3294]	1725	DO jl=1,jpl
[5407]	1726	zqsr_tot(:,: ) = zqsr_tot(:,:) + zicefr(:,:) * frcv(jpr_qsrice)%z3(:,:,1)
	1727	zqsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,1)
[3294]	1728	ENDDO
	1729	ENDIF
[1218]	1730	CASE( 'mixed oce-ice' )
[5407]	1731	zqsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1)
[3294]	1732	! NEED TO SORT OUT HOW THIS SHOULD WORK IN THE MULTI-CATEGORY CASE - CURRENTLY NOT ALLOWED WHEN INTERFACE INITIALISED
[1232]	1733	! Create solar heat flux over ice using incoming solar heat flux and albedos
	1734	! ( see OASIS3 user guide, 5th edition, p39 )
[5407]	1735	zqsr_ice(:,:,1) = frcv(jpr_qsrmix)%z3(:,:,1) * ( 1.- palbi(:,:,1) ) &
[3294]	1736	& / ( 1.- ( albedo_oce_mix(:,: ) * p_frld(:,:) &
	1737	& + palbi (:,:,1) * zicefr(:,:) ) )
[1218]	1738	END SELECT
[5407]	1739	IF( ln_dm2dc .AND. ln_cpl ) THEN ! modify qsr to include the diurnal cycle
	1740	zqsr_tot(:,: ) = sbc_dcy( zqsr_tot(:,: ) )
[3294]	1741	DO jl=1,jpl
[5407]	1742	zqsr_ice(:,:,jl) = sbc_dcy( zqsr_ice(:,:,jl) )
[3294]	1743	ENDDO
[2528]	1744	ENDIF
[1218]	1745
[5486]	1746	#if defined key_lim3
	1747	! --- solar flux over ocean --- !
	1748	! note: p_frld cannot be = 0 since we limit the ice concentration to amax
	1749	zqsr_oce = 0._wp
	1750	WHERE( p_frld /= 0._wp ) zqsr_oce(:,:) = ( zqsr_tot(:,:) - SUM( a_i * zqsr_ice, dim=3 ) ) / p_frld(:,:)
	1751
	1752	IF( ln_mixcpl ) THEN ; qsr_oce(:,:) = qsr_oce(:,:) * xcplmask(:,:,0) + zqsr_oce(:,:)* zmsk(:,:)
	1753	ELSE ; qsr_oce(:,:) = zqsr_oce(:,:) ; ENDIF
	1754	#endif
	1755
[5407]	1756	IF( ln_mixcpl ) THEN
	1757	qsr_tot(:,:) = qsr(:,:) * p_frld(:,:) + SUM( qsr_ice(:,:,:) * a_i(:,:,:), dim=3 ) ! total flux from blk
	1758	qsr_tot(:,:) = qsr_tot(:,:) * xcplmask(:,:,0) + zqsr_tot(:,:)* zmsk(:,:)
	1759	DO jl=1,jpl
	1760	qsr_ice(:,:,jl) = qsr_ice(:,:,jl) * xcplmask(:,:,0) + zqsr_ice(:,:,jl)* zmsk(:,:)
	1761	ENDDO
	1762	ELSE
	1763	qsr_tot(:,: ) = zqsr_tot(:,: )
	1764	qsr_ice(:,:,:) = zqsr_ice(:,:,:)
	1765	ENDIF
	1766
[4990]	1767	! ! ========================= !
	1768	SELECT CASE( TRIM( sn_rcv_dqnsdt%cldes ) ) ! d(qns)/dt !
	1769	! ! ========================= !
[1226]	1770	CASE ('coupled')
[3294]	1771	IF ( TRIM(sn_rcv_dqnsdt%clcat) == 'yes' ) THEN
[5407]	1772	zdqns_ice(:,:,1:jpl) = frcv(jpr_dqnsdt)%z3(:,:,1:jpl)
[3294]	1773	ELSE
	1774	! Set all category values equal for the moment
	1775	DO jl=1,jpl
[5407]	1776	zdqns_ice(:,:,jl) = frcv(jpr_dqnsdt)%z3(:,:,1)
[3294]	1777	ENDDO
	1778	ENDIF
[1226]	1779	END SELECT
[5407]	1780
	1781	IF( ln_mixcpl ) THEN
	1782	DO jl=1,jpl
	1783	dqns_ice(:,:,jl) = dqns_ice(:,:,jl) * xcplmask(:,:,0) + zdqns_ice(:,:,jl) * zmsk(:,:)
	1784	ENDDO
	1785	ELSE
	1786	dqns_ice(:,:,:) = zdqns_ice(:,:,:)
	1787	ENDIF
	1788
[4990]	1789	! ! ========================= !
	1790	SELECT CASE( TRIM( sn_rcv_iceflx%cldes ) ) ! topmelt and botmelt !
	1791	! ! ========================= !
[3294]	1792	CASE ('coupled')
	1793	topmelt(:,:,:)=frcv(jpr_topm)%z3(:,:,:)
	1794	botmelt(:,:,:)=frcv(jpr_botm)%z3(:,:,:)
	1795	END SELECT
	1796
[4990]	1797	! Surface transimission parameter io (Maykut Untersteiner , 1971 ; Ebert and Curry, 1993 )
	1798	! Used for LIM2 and LIM3
[4162]	1799	! Coupled case: since cloud cover is not received from atmosphere
[4990]	1800	! ===> used prescribed cloud fraction representative for polar oceans in summer (0.81)
	1801	fr1_i0(:,:) = ( 0.18 * ( 1.0 - cldf_ice ) + 0.35 * cldf_ice )
	1802	fr2_i0(:,:) = ( 0.82 * ( 1.0 - cldf_ice ) + 0.65 * cldf_ice )
[4162]	1803
[6399]	1804	CALL wrk_dealloc( jpi,jpj, zcptn, ztmp, zicefr, zmsk, zsnw )
[6721]	1805	CALL wrk_dealloc( jpi,jpj, zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip, zevap_oce, zevap_ice, zdevap_ice )
[6399]	1806	CALL wrk_dealloc( jpi,jpj, zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice )
	1807	CALL wrk_dealloc( jpi,jpj,jpl, zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice )
[2715]	1808	!
[3294]	1809	IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_ice_flx')
	1810	!
[1226]	1811	END SUBROUTINE sbc_cpl_ice_flx
[1218]	1812
	1813
	1814	SUBROUTINE sbc_cpl_snd( kt )
	1815	!!----------------------------------------------------------------------
	1816	!! * ROUTINE sbc_cpl_snd *
	1817	!!
	1818	!! ** Purpose : provide the ocean-ice informations to the atmosphere
	1819	!!
[4990]	1820	!! ** Method : send to the atmosphere through a call to cpl_snd
[1218]	1821	!! all the needed fields (as defined in sbc_cpl_init)
	1822	!!----------------------------------------------------------------------
	1823	INTEGER, INTENT(in) :: kt
[2715]	1824	!
[3294]	1825	INTEGER :: ji, jj, jl ! dummy loop indices
[2715]	1826	INTEGER :: isec, info ! local integer
[5407]	1827	REAL(wp) :: zumax, zvmax
[3294]	1828	REAL(wp), POINTER, DIMENSION(:,:) :: zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1
	1829	REAL(wp), POINTER, DIMENSION(:,:,:) :: ztmp3, ztmp4
[1218]	1830	!!----------------------------------------------------------------------
[3294]	1831	!
	1832	IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_snd')
	1833	!
	1834	CALL wrk_alloc( jpi,jpj, zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 )
	1835	CALL wrk_alloc( jpi,jpj,jpl, ztmp3, ztmp4 )
[888]	1836
[1218]	1837	isec = ( kt - nit000 ) * NINT(rdttra(1)) ! date of exchanges
[888]	1838
[1218]	1839	zfr_l(:,:) = 1.- fr_i(:,:)
	1840	! ! ------------------------- !
	1841	! ! Surface temperature ! in Kelvin
	1842	! ! ------------------------- !
[3680]	1843	IF( ssnd(jps_toce)%laction .OR. ssnd(jps_tice)%laction .OR. ssnd(jps_tmix)%laction ) THEN
[5407]	1844
	1845	IF ( nn_components == jp_iam_opa ) THEN
	1846	ztmp1(:,:) = tsn(:,:,1,jp_tem) ! send temperature as it is (potential or conservative) -> use of ln_useCT on the received part
	1847	ELSE
	1848	! we must send the surface potential temperature
	1849	IF( ln_useCT ) THEN ; ztmp1(:,:) = eos_pt_from_ct( tsn(:,:,1,jp_tem), tsn(:,:,1,jp_sal) )
	1850	ELSE ; ztmp1(:,:) = tsn(:,:,1,jp_tem)
	1851	ENDIF
	1852	!
	1853	SELECT CASE( sn_snd_temp%cldes)
	1854	CASE( 'oce only' ) ; ztmp1(:,:) = ztmp1(:,:) + rt0
[5410]	1855	CASE( 'oce and ice' ) ; ztmp1(:,:) = ztmp1(:,:) + rt0
	1856	SELECT CASE( sn_snd_temp%clcat )
	1857	CASE( 'yes' )
	1858	ztmp3(:,:,1:jpl) = tn_ice(:,:,1:jpl)
	1859	CASE( 'no' )
	1860	WHERE( SUM( a_i, dim=3 ) /= 0. )
	1861	ztmp3(:,:,1) = SUM( tn_ice * a_i, dim=3 ) / SUM( a_i, dim=3 )
	1862	ELSEWHERE
[6204]	1863	ztmp3(:,:,1) = rt0
[5410]	1864	END WHERE
	1865	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' )
	1866	END SELECT
[5407]	1867	CASE( 'weighted oce and ice' ) ; ztmp1(:,:) = ( ztmp1(:,:) + rt0 ) * zfr_l(:,:)
	1868	SELECT CASE( sn_snd_temp%clcat )
	1869	CASE( 'yes' )
	1870	ztmp3(:,:,1:jpl) = tn_ice(:,:,1:jpl) * a_i(:,:,1:jpl)
	1871	CASE( 'no' )
	1872	ztmp3(:,:,:) = 0.0
	1873	DO jl=1,jpl
	1874	ztmp3(:,:,1) = ztmp3(:,:,1) + tn_ice(:,:,jl) * a_i(:,:,jl)
	1875	ENDDO
	1876	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' )
	1877	END SELECT
	1878	CASE( 'mixed oce-ice' )
	1879	ztmp1(:,:) = ( ztmp1(:,:) + rt0 ) * zfr_l(:,:)
[3680]	1880	DO jl=1,jpl
[5407]	1881	ztmp1(:,:) = ztmp1(:,:) + tn_ice(:,:,jl) * a_i(:,:,jl)
[3680]	1882	ENDDO
[5407]	1883	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%cldes' )
[3680]	1884	END SELECT
[5407]	1885	ENDIF
[4990]	1886	IF( ssnd(jps_toce)%laction ) CALL cpl_snd( jps_toce, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info )
	1887	IF( ssnd(jps_tice)%laction ) CALL cpl_snd( jps_tice, isec, ztmp3, info )
	1888	IF( ssnd(jps_tmix)%laction ) CALL cpl_snd( jps_tmix, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info )
[3680]	1889	ENDIF
[1218]	1890	! ! ------------------------- !
	1891	! ! Albedo !
	1892	! ! ------------------------- !
	1893	IF( ssnd(jps_albice)%laction ) THEN ! ice
[6204]	1894	SELECT CASE( sn_snd_alb%cldes )
	1895	CASE( 'ice' )
	1896	SELECT CASE( sn_snd_alb%clcat )
	1897	CASE( 'yes' )
	1898	ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl)
	1899	CASE( 'no' )
	1900	WHERE( SUM( a_i, dim=3 ) /= 0. )
	1901	ztmp1(:,:) = SUM( alb_ice (:,:,1:jpl) * a_i(:,:,1:jpl), dim=3 ) / SUM( a_i(:,:,1:jpl), dim=3 )
	1902	ELSEWHERE
	1903	ztmp1(:,:) = albedo_oce_mix(:,:)
	1904	END WHERE
	1905	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%clcat' )
	1906	END SELECT
	1907	CASE( 'weighted ice' ) ;
	1908	SELECT CASE( sn_snd_alb%clcat )
	1909	CASE( 'yes' )
	1910	ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl)
	1911	CASE( 'no' )
	1912	WHERE( fr_i (:,:) > 0. )
	1913	ztmp1(:,:) = SUM ( alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl), dim=3 )
	1914	ELSEWHERE
	1915	ztmp1(:,:) = 0.
	1916	END WHERE
	1917	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_ice%clcat' )
	1918	END SELECT
	1919	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%cldes' )
[5410]	1920	END SELECT
[6204]	1921
	1922	SELECT CASE( sn_snd_alb%clcat )
	1923	CASE( 'yes' )
	1924	CALL cpl_snd( jps_albice, isec, ztmp3, info ) !-> MV this has never been checked in coupled mode
	1925	CASE( 'no' )
	1926	CALL cpl_snd( jps_albice, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info )
	1927	END SELECT
[888]	1928	ENDIF
[6204]	1929
[1218]	1930	IF( ssnd(jps_albmix)%laction ) THEN ! mixed ice-ocean
[3294]	1931	ztmp1(:,:) = albedo_oce_mix(:,:) * zfr_l(:,:)
	1932	DO jl=1,jpl
	1933	ztmp1(:,:) = ztmp1(:,:) + alb_ice(:,:,jl) * a_i(:,:,jl)
	1934	ENDDO
[4990]	1935	CALL cpl_snd( jps_albmix, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info )
[1218]	1936	ENDIF
	1937	! ! ------------------------- !
	1938	! ! Ice fraction & Thickness !
	1939	! ! ------------------------- !
[5407]	1940	! Send ice fraction field to atmosphere
[3680]	1941	IF( ssnd(jps_fice)%laction ) THEN
	1942	SELECT CASE( sn_snd_thick%clcat )
	1943	CASE( 'yes' ) ; ztmp3(:,:,1:jpl) = a_i(:,:,1:jpl)
	1944	CASE( 'no' ) ; ztmp3(:,:,1 ) = fr_i(:,: )
	1945	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%clcat' )
	1946	END SELECT
[5407]	1947	IF( ssnd(jps_fice)%laction ) CALL cpl_snd( jps_fice, isec, ztmp3, info )
[3680]	1948	ENDIF
[5407]	1949
	1950	! Send ice fraction field to OPA (sent by SAS in SAS-OPA coupling)
	1951	IF( ssnd(jps_fice2)%laction ) THEN
	1952	ztmp3(:,:,1) = fr_i(:,:)
	1953	IF( ssnd(jps_fice2)%laction ) CALL cpl_snd( jps_fice2, isec, ztmp3, info )
	1954	ENDIF
[3294]	1955
	1956	! Send ice and snow thickness field
[3680]	1957	IF( ssnd(jps_hice)%laction .OR. ssnd(jps_hsnw)%laction ) THEN
	1958	SELECT CASE( sn_snd_thick%cldes)
	1959	CASE( 'none' ) ! nothing to do
	1960	CASE( 'weighted ice and snow' )
	1961	SELECT CASE( sn_snd_thick%clcat )
	1962	CASE( 'yes' )
	1963	ztmp3(:,:,1:jpl) = ht_i(:,:,1:jpl) * a_i(:,:,1:jpl)
	1964	ztmp4(:,:,1:jpl) = ht_s(:,:,1:jpl) * a_i(:,:,1:jpl)
	1965	CASE( 'no' )
	1966	ztmp3(:,:,:) = 0.0 ; ztmp4(:,:,:) = 0.0
	1967	DO jl=1,jpl
	1968	ztmp3(:,:,1) = ztmp3(:,:,1) + ht_i(:,:,jl) * a_i(:,:,jl)
	1969	ztmp4(:,:,1) = ztmp4(:,:,1) + ht_s(:,:,jl) * a_i(:,:,jl)
	1970	ENDDO
	1971	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%clcat' )
	1972	END SELECT
	1973	CASE( 'ice and snow' )
[5410]	1974	SELECT CASE( sn_snd_thick%clcat )
	1975	CASE( 'yes' )
	1976	ztmp3(:,:,1:jpl) = ht_i(:,:,1:jpl)
	1977	ztmp4(:,:,1:jpl) = ht_s(:,:,1:jpl)
	1978	CASE( 'no' )
	1979	WHERE( SUM( a_i, dim=3 ) /= 0. )
	1980	ztmp3(:,:,1) = SUM( ht_i * a_i, dim=3 ) / SUM( a_i, dim=3 )
	1981	ztmp4(:,:,1) = SUM( ht_s * a_i, dim=3 ) / SUM( a_i, dim=3 )
	1982	ELSEWHERE
	1983	ztmp3(:,:,1) = 0.
	1984	ztmp4(:,:,1) = 0.
	1985	END WHERE
	1986	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%clcat' )
	1987	END SELECT
[3680]	1988	CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%cldes' )
[3294]	1989	END SELECT
[4990]	1990	IF( ssnd(jps_hice)%laction ) CALL cpl_snd( jps_hice, isec, ztmp3, info )
	1991	IF( ssnd(jps_hsnw)%laction ) CALL cpl_snd( jps_hsnw, isec, ztmp4, info )
[3680]	1992	ENDIF
[1218]	1993	!
[1534]	1994	#if defined key_cpl_carbon_cycle
[1218]	1995	! ! ------------------------- !
[1534]	1996	! ! CO2 flux from PISCES !
	1997	! ! ------------------------- !
[4990]	1998	IF( ssnd(jps_co2)%laction ) CALL cpl_snd( jps_co2, isec, RESHAPE ( oce_co2, (/jpi,jpj,1/) ) , info )
[1534]	1999	!
	2000	#endif
[3294]	2001	! ! ------------------------- !
[1218]	2002	IF( ssnd(jps_ocx1)%laction ) THEN ! Surface current !
	2003	! ! ------------------------- !
[1467]	2004	!
	2005	! j+1 j -----V---F
[1694]	2006	! surface velocity always sent from T point ! \|
[1467]	2007	! j \| T U
	2008	! \| \|
	2009	! j j-1 -I-------\|
	2010	! (for I) \| \|
	2011	! i-1 i i
	2012	! i i+1 (for I)
[5407]	2013	IF( nn_components == jp_iam_opa ) THEN
	2014	zotx1(:,:) = un(:,:,1)
	2015	zoty1(:,:) = vn(:,:,1)
	2016	ELSE
	2017	SELECT CASE( TRIM( sn_snd_crt%cldes ) )
	2018	CASE( 'oce only' ) ! C-grid ==> T
[1218]	2019	DO jj = 2, jpjm1
	2020	DO ji = fs_2, fs_jpim1 ! vector opt.
[5407]	2021	zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) )
	2022	zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) )
[1218]	2023	END DO
	2024	END DO
[5407]	2025	CASE( 'weighted oce and ice' )
	2026	SELECT CASE ( cp_ice_msh )
	2027	CASE( 'C' ) ! Ocean and Ice on C-grid ==> T
	2028	DO jj = 2, jpjm1
	2029	DO ji = fs_2, fs_jpim1 ! vector opt.
	2030	zotx1(ji,jj) = 0.5 * ( un (ji,jj,1) + un (ji-1,jj ,1) ) * zfr_l(ji,jj)
	2031	zoty1(ji,jj) = 0.5 * ( vn (ji,jj,1) + vn (ji ,jj-1,1) ) * zfr_l(ji,jj)
	2032	zitx1(ji,jj) = 0.5 * ( u_ice(ji,jj ) + u_ice(ji-1,jj ) ) * fr_i(ji,jj)
	2033	zity1(ji,jj) = 0.5 * ( v_ice(ji,jj ) + v_ice(ji ,jj-1 ) ) * fr_i(ji,jj)
	2034	END DO
[1218]	2035	END DO
[5407]	2036	CASE( 'I' ) ! Ocean on C grid, Ice on I-point (B-grid) ==> T
	2037	DO jj = 2, jpjm1
	2038	DO ji = 2, jpim1 ! NO vector opt.
	2039	zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj)
	2040	zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj)
	2041	zitx1(ji,jj) = 0.25 * ( u_ice(ji+1,jj+1) + u_ice(ji,jj+1) &
	2042	& + u_ice(ji+1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj)
	2043	zity1(ji,jj) = 0.25 * ( v_ice(ji+1,jj+1) + v_ice(ji,jj+1) &
	2044	& + v_ice(ji+1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj)
	2045	END DO
[1467]	2046	END DO
[5407]	2047	CASE( 'F' ) ! Ocean on C grid, Ice on F-point (B-grid) ==> T
	2048	DO jj = 2, jpjm1
	2049	DO ji = 2, jpim1 ! NO vector opt.
	2050	zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj)
	2051	zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj)
	2052	zitx1(ji,jj) = 0.25 * ( u_ice(ji-1,jj-1) + u_ice(ji,jj-1) &
	2053	& + u_ice(ji-1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj)
	2054	zity1(ji,jj) = 0.25 * ( v_ice(ji-1,jj-1) + v_ice(ji,jj-1) &
	2055	& + v_ice(ji-1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj)
	2056	END DO
[1308]	2057	END DO
[5407]	2058	END SELECT
	2059	CALL lbc_lnk( zitx1, 'T', -1. ) ; CALL lbc_lnk( zity1, 'T', -1. )
	2060	CASE( 'mixed oce-ice' )
	2061	SELECT CASE ( cp_ice_msh )
	2062	CASE( 'C' ) ! Ocean and Ice on C-grid ==> T
	2063	DO jj = 2, jpjm1
	2064	DO ji = fs_2, fs_jpim1 ! vector opt.
	2065	zotx1(ji,jj) = 0.5 * ( un (ji,jj,1) + un (ji-1,jj ,1) ) * zfr_l(ji,jj) &
	2066	& + 0.5 * ( u_ice(ji,jj ) + u_ice(ji-1,jj ) ) * fr_i(ji,jj)
	2067	zoty1(ji,jj) = 0.5 * ( vn (ji,jj,1) + vn (ji ,jj-1,1) ) * zfr_l(ji,jj) &
	2068	& + 0.5 * ( v_ice(ji,jj ) + v_ice(ji ,jj-1 ) ) * fr_i(ji,jj)
	2069	END DO
[1218]	2070	END DO
[5407]	2071	CASE( 'I' ) ! Ocean on C grid, Ice on I-point (B-grid) ==> T
	2072	DO jj = 2, jpjm1
	2073	DO ji = 2, jpim1 ! NO vector opt.
	2074	zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj) &
	2075	& + 0.25 * ( u_ice(ji+1,jj+1) + u_ice(ji,jj+1) &
	2076	& + u_ice(ji+1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj)
	2077	zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj) &
	2078	& + 0.25 * ( v_ice(ji+1,jj+1) + v_ice(ji,jj+1) &
	2079	& + v_ice(ji+1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj)
	2080	END DO
[1467]	2081	END DO
[5407]	2082	CASE( 'F' ) ! Ocean on C grid, Ice on F-point (B-grid) ==> T
	2083	DO jj = 2, jpjm1
	2084	DO ji = 2, jpim1 ! NO vector opt.
	2085	zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj) &
	2086	& + 0.25 * ( u_ice(ji-1,jj-1) + u_ice(ji,jj-1) &
	2087	& + u_ice(ji-1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj)
	2088	zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj) &
	2089	& + 0.25 * ( v_ice(ji-1,jj-1) + v_ice(ji,jj-1) &
	2090	& + v_ice(ji-1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj)
	2091	END DO
	2092	END DO
	2093	END SELECT
[1467]	2094	END SELECT
[5407]	2095	CALL lbc_lnk( zotx1, ssnd(jps_ocx1)%clgrid, -1. ) ; CALL lbc_lnk( zoty1, ssnd(jps_ocy1)%clgrid, -1. )
	2096	!
	2097	ENDIF
[888]	2098	!
[1218]	2099	!
[3294]	2100	IF( TRIM( sn_snd_crt%clvor ) == 'eastward-northward' ) THEN ! Rotation of the components
[1218]	2101	! ! Ocean component
	2102	CALL rot_rep( zotx1, zoty1, ssnd(jps_ocx1)%clgrid, 'ij->e', ztmp1 ) ! 1st component
	2103	CALL rot_rep( zotx1, zoty1, ssnd(jps_ocx1)%clgrid, 'ij->n', ztmp2 ) ! 2nd component
	2104	zotx1(:,:) = ztmp1(:,:) ! overwrite the components
	2105	zoty1(:,:) = ztmp2(:,:)
	2106	IF( ssnd(jps_ivx1)%laction ) THEN ! Ice component
	2107	CALL rot_rep( zitx1, zity1, ssnd(jps_ivx1)%clgrid, 'ij->e', ztmp1 ) ! 1st component
	2108	CALL rot_rep( zitx1, zity1, ssnd(jps_ivx1)%clgrid, 'ij->n', ztmp2 ) ! 2nd component
	2109	zitx1(:,:) = ztmp1(:,:) ! overwrite the components
	2110	zity1(:,:) = ztmp2(:,:)
	2111	ENDIF
	2112	ENDIF
	2113	!
	2114	! spherical coordinates to cartesian -> 2 components to 3 components
[3294]	2115	IF( TRIM( sn_snd_crt%clvref ) == 'cartesian' ) THEN
[1218]	2116	ztmp1(:,:) = zotx1(:,:) ! ocean currents
	2117	ztmp2(:,:) = zoty1(:,:)
[1226]	2118	CALL oce2geo ( ztmp1, ztmp2, 'T', zotx1, zoty1, zotz1 )
[1218]	2119	!
	2120	IF( ssnd(jps_ivx1)%laction ) THEN ! ice velocities
	2121	ztmp1(:,:) = zitx1(:,:)
	2122	ztmp1(:,:) = zity1(:,:)
[1226]	2123	CALL oce2geo ( ztmp1, ztmp2, 'T', zitx1, zity1, zitz1 )
[1218]	2124	ENDIF
	2125	ENDIF
	2126	!
[4990]	2127	IF( ssnd(jps_ocx1)%laction ) CALL cpl_snd( jps_ocx1, isec, RESHAPE ( zotx1, (/jpi,jpj,1/) ), info ) ! ocean x current 1st grid
	2128	IF( ssnd(jps_ocy1)%laction ) CALL cpl_snd( jps_ocy1, isec, RESHAPE ( zoty1, (/jpi,jpj,1/) ), info ) ! ocean y current 1st grid
	2129	IF( ssnd(jps_ocz1)%laction ) CALL cpl_snd( jps_ocz1, isec, RESHAPE ( zotz1, (/jpi,jpj,1/) ), info ) ! ocean z current 1st grid
[1218]	2130	!
[4990]	2131	IF( ssnd(jps_ivx1)%laction ) CALL cpl_snd( jps_ivx1, isec, RESHAPE ( zitx1, (/jpi,jpj,1/) ), info ) ! ice x current 1st grid
	2132	IF( ssnd(jps_ivy1)%laction ) CALL cpl_snd( jps_ivy1, isec, RESHAPE ( zity1, (/jpi,jpj,1/) ), info ) ! ice y current 1st grid
	2133	IF( ssnd(jps_ivz1)%laction ) CALL cpl_snd( jps_ivz1, isec, RESHAPE ( zitz1, (/jpi,jpj,1/) ), info ) ! ice z current 1st grid
[1534]	2134	!
[888]	2135	ENDIF
[2715]	2136	!
[5407]	2137	!
	2138	! Fields sent by OPA to SAS when doing OPA<->SAS coupling
	2139	! ! SSH
	2140	IF( ssnd(jps_ssh )%laction ) THEN
	2141	! ! removed inverse barometer ssh when Patm
	2142	! forcing is used (for sea-ice dynamics)
	2143	IF( ln_apr_dyn ) THEN ; ztmp1(:,:) = sshb(:,:) - 0.5 * ( ssh_ib(:,:) + ssh_ibb(:,:) )
	2144	ELSE ; ztmp1(:,:) = sshn(:,:)
	2145	ENDIF
	2146	CALL cpl_snd( jps_ssh , isec, RESHAPE ( ztmp1 , (/jpi,jpj,1/) ), info )
	2147
	2148	ENDIF
	2149	! ! SSS
	2150	IF( ssnd(jps_soce )%laction ) THEN
	2151	CALL cpl_snd( jps_soce , isec, RESHAPE ( tsn(:,:,1,jp_sal), (/jpi,jpj,1/) ), info )
	2152	ENDIF
	2153	! ! first T level thickness
	2154	IF( ssnd(jps_e3t1st )%laction ) THEN
	2155	CALL cpl_snd( jps_e3t1st, isec, RESHAPE ( fse3t_n(:,:,1) , (/jpi,jpj,1/) ), info )
	2156	ENDIF
	2157	! ! Qsr fraction
	2158	IF( ssnd(jps_fraqsr)%laction ) THEN
	2159	CALL cpl_snd( jps_fraqsr, isec, RESHAPE ( fraqsr_1lev(:,:) , (/jpi,jpj,1/) ), info )
	2160	ENDIF
	2161	!
	2162	! Fields sent by SAS to OPA when OASIS coupling
	2163	! ! Solar heat flux
	2164	IF( ssnd(jps_qsroce)%laction ) CALL cpl_snd( jps_qsroce, isec, RESHAPE ( qsr , (/jpi,jpj,1/) ), info )
	2165	IF( ssnd(jps_qnsoce)%laction ) CALL cpl_snd( jps_qnsoce, isec, RESHAPE ( qns , (/jpi,jpj,1/) ), info )
	2166	IF( ssnd(jps_oemp )%laction ) CALL cpl_snd( jps_oemp , isec, RESHAPE ( emp , (/jpi,jpj,1/) ), info )
	2167	IF( ssnd(jps_sflx )%laction ) CALL cpl_snd( jps_sflx , isec, RESHAPE ( sfx , (/jpi,jpj,1/) ), info )
	2168	IF( ssnd(jps_otx1 )%laction ) CALL cpl_snd( jps_otx1 , isec, RESHAPE ( utau, (/jpi,jpj,1/) ), info )
	2169	IF( ssnd(jps_oty1 )%laction ) CALL cpl_snd( jps_oty1 , isec, RESHAPE ( vtau, (/jpi,jpj,1/) ), info )
	2170	IF( ssnd(jps_rnf )%laction ) CALL cpl_snd( jps_rnf , isec, RESHAPE ( rnf , (/jpi,jpj,1/) ), info )
	2171	IF( ssnd(jps_taum )%laction ) CALL cpl_snd( jps_taum , isec, RESHAPE ( taum, (/jpi,jpj,1/) ), info )
	2172
[3294]	2173	CALL wrk_dealloc( jpi,jpj, zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 )
	2174	CALL wrk_dealloc( jpi,jpj,jpl, ztmp3, ztmp4 )
[2715]	2175	!
[3294]	2176	IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_snd')
	2177	!
[1226]	2178	END SUBROUTINE sbc_cpl_snd
[1218]	2179
[888]	2180	!!======================================================================
	2181	END MODULE sbccpl

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