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limit_read_mod.F90 @ 3947

Last change on this file since 3947 was 3927, checked in by Laurent Fairhead, 3 years ago
Initial import of the physics wih isotopes from Camille Risi CR
File size: 22.3 KB

Line
1	!
2	! $Id: limit_read_mod.F90 3435 2019-01-22 15:21:59Z fairhead $
3	!
4	MODULE limit_read_mod
5	!
6	! This module reads the fichier "limit.nc" containing fields for surface forcing.
7	!
8	! Module subroutines :
9	! limit_read_frac : call limit_read_tot and return the fractions
10	! limit_read_rug_alb : return rugosity and albedo, if coupled ocean call limit_read_tot first
11	! limit_read_sst : return sea ice temperature
12	! limit_read_tot : read limit.nc and store the fields in local modules variables
13	!
14	IMPLICIT NONE
15
16	REAL, ALLOCATABLE, DIMENSION(:,:), SAVE, PRIVATE :: pctsrf
17	!$OMP THREADPRIVATE(pctsrf)
18	REAL, ALLOCATABLE, DIMENSION(:), SAVE, PRIVATE :: rugos
19	!$OMP THREADPRIVATE(rugos)
20	REAL, ALLOCATABLE, DIMENSION(:), SAVE, PRIVATE :: albedo
21	!$OMP THREADPRIVATE(albedo)
22	REAL, ALLOCATABLE, DIMENSION(:), SAVE, PRIVATE :: sst
23	!$OMP THREADPRIVATE(sst)
24	#ifdef ISO
25	REAL, ALLOCATABLE, DIMENSION(:), SAVE, PRIVATE :: tuoce
26	!$OMP THREADPRIVATE(tuoce)
27	#endif
28	LOGICAL,SAVE :: read_continents=.FALSE.
29	!$OMP THREADPRIVATE(read_continents)
30
31	CONTAINS
32	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
33	!!
34	!! Public subroutines :
35	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
36
37
38	SUBROUTINE init_limit_read(first_day)
39	USE mod_grid_phy_lmdz
40	USE surface_data
41	USE mod_phys_lmdz_para
42	#ifdef CPP_XIOS
43	USE XIOS
44	#endif
45	IMPLICIT NONE
46	INTEGER, INTENT(IN) :: first_day
47
48
49	IF ( type_ocean /= 'couple') THEN
50	IF (grid_type==unstructured) THEN
51	#ifdef CPP_XIOS
52	IF (is_omp_master) CALL xios_set_file_attr("limit_read",enabled=.TRUE.,record_offset=first_day)
53	#endif
54	ENDIF
55	ENDIF
56
57	END SUBROUTINE init_limit_read
58
59	SUBROUTINE limit_read_frac(itime, dtime, jour, pctsrf_new, is_modified)
60	!
61	! This subroutine is called from "change_srf_frac" for case of
62	! ocean=force or from ocean_slab_frac for ocean=slab.
63	! The fraction for all sub-surfaces at actual time step is returned.
64
65	USE dimphy
66	USE indice_sol_mod
67
68	! Input arguments
69	!****************************************************************************************
70	INTEGER, INTENT(IN) :: itime ! time step
71	INTEGER, INTENT(IN) :: jour ! current day
72	REAL , INTENT(IN) :: dtime ! length of time step
73
74	! Output arguments
75	!****************************************************************************************
76	REAL, DIMENSION(klon,nbsrf), INTENT(OUT) :: pctsrf_new ! sub surface fractions
77	LOGICAL, INTENT(OUT) :: is_modified ! true if pctsrf is modified at this time step
78
79	! End declaration
80	!****************************************************************************************
81
82	! 1) Read file limit.nc
83	CALL limit_read_tot(itime, dtime, jour, is_modified)
84
85	! 2) Return the fraction read in limit_read_tot
86	pctsrf_new(:,:) = pctsrf(:,:)
87
88	END SUBROUTINE limit_read_frac
89
90	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
91
92	SUBROUTINE limit_read_rug_alb(itime, dtime, jour, &
93	knon, knindex, &
94	rugos_out, alb_out)
95	!
96	! This subroutine is called from surf_land_bucket.
97	! The flag "ok_veget" must can not be true. If coupled run, "ocean=couple"
98	! then this routine will call limit_read_tot.
99	!
100	USE dimphy
101	USE surface_data
102	#ifdef ISO
103	USE isotopes_mod, ONLY: P_veg
104	#endif
105
106	! Input arguments
107	!****************************************************************************************
108	INTEGER, INTENT(IN) :: itime ! numero du pas de temps courant
109	INTEGER, INTENT(IN) :: jour ! jour a lire dans l'annee
110	REAL , INTENT(IN) :: dtime ! pas de temps de la physique (en s)
111	INTEGER, INTENT(IN) :: knon ! nomber of points on compressed grid
112	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex ! grid point number for compressed grid
113	! Output arguments
114	!****************************************************************************************
115	REAL, DIMENSION(klon), INTENT(OUT) :: rugos_out
116	REAL, DIMENSION(klon), INTENT(OUT) :: alb_out
117
118	! Local variables
119	!****************************************************************************************
120	INTEGER :: i
121	LOGICAL :: is_modified
122
123	!****************************************************************************************
124
125	IF (type_ocean == 'couple'.OR. &
126	(type_ocean == 'slab' .AND. version_ocean == 'sicINT')) THEN
127	! limit.nc has not yet been read. Do it now!
128	CALL limit_read_tot(itime, dtime, jour, is_modified)
129	END IF
130
131	DO i=1,knon
132	rugos_out(i) = rugos(knindex(i))
133	alb_out(i) = albedo(knindex(i))
134	END DO
135
136	END SUBROUTINE limit_read_rug_alb
137
138	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
139
140	SUBROUTINE limit_read_sst(knon, knindex, sst_out &
141	#ifdef ISO
142	& ,Roce,rlat &
143	#endif
144	)
145	!
146	! This subroutine returns the sea surface temperature already read from limit.nc.
147	!
148	USE dimphy, ONLY : klon
149	#ifdef ISO
150	USE infotrac_phy, ONLY: niso
151	USE isotopes_mod, ONLY: tcorr,toce,modif_sst, &
152	& deltaTtest,sstlatcrit,deltaTtestpoles,dsstlatcrit, &
153	& iso_HTO,ok_prod_nucl_tritium
154	#ifdef ISOVERIF
155	USE isotopes_verif_mod, ONLY: iso_verif_egalite_vect2D,iso_verif_positif, &
156	iso_verif_positif_nostop
157	#endif
158	#endif
159
160	INTEGER, INTENT(IN) :: knon ! nomber of points on compressed grid
161	INTEGER, DIMENSION(klon), INTENT(IN) :: knindex ! grid point number for compressed grid
162	REAL, DIMENSION(klon), INTENT(OUT) :: sst_out
163	#ifdef ISO
164	REAL, DIMENSION(klon) :: tuoce_out ! sortie tritium surface ocean
165	#endif
166
167	INTEGER :: i
168	#ifdef ISO
169	real, intent(out), dimension(niso,klon) :: Roce
170	integer :: ixt
171	real, intent(in),dimension(klon) :: rlat
172	real lat_locale
173	#endif
174	!#ifdef ISOVERIF
175	! integer iso_verif_positif_nostop
176	!#endif
177
178	DO i = 1, knon
179	sst_out(i) = sst(knindex(i))
180	END DO
181
182
183	#ifdef ISO
184	if (iso_HTO.gt.0) then
185	if (ok_prod_nucl_tritium) then ! si on active la production nucleaire de tritium
186	DO i = 1, knon
187	tuoce_out(i)=tuoce(knindex(i))
188	END DO
189	endif
190	endif
191	#endif
192
193	#ifdef ISO
194	if (modif_sst.ge.1) then
195	do i = 1, knon
196	lat_locale=rlat(knindex(i))
197	! test: modification uniforme de la sst
198	if (modif_sst.eq.1) then
199	sst_out(i)= sst_out(i)+deltaTtest
200	elseif (modif_sst.eq.2) then !if (modif_sst.eq.1) then
201	! pattern parabolique en dehors des tropiques (sstlatcrit)
202	if (abs(lat_locale).gt.sstlatcrit) then
203	sst_out(i)= sst_out(i)+deltaTtestpoles &
204	& (lat_locale2-sstlatcrit*2) &
205	& /(90.02-sstlatcrit2)
206	endif !if (abs(lat_locale).gt.abs(sstlatcrit)) then
207
208	else if (modif_sst.eq.3) then
209
210	if (abs(lat_locale).gt.abs(sstlatcrit)) then
211	if (abs(lat_locale).gt.sstlatcrit+dsstlatcrit) then
212	sst_out(i)= sst_out(i)+deltaTtestpoles
213	else
214	sst_out(i)= sst_out(i)+deltaTtestpoles &
215	& *(abs(lat_locale)-sstlatcrit)/dsstlatcrit
216	endif
217	endif
218	endif !if (modif_sst.eq.1) then
219	enddo !do i = 1, knon
220	endif !if (modif_sst.ge.1) then
221	#endif
222	#ifdef ISOVERIF
223	do i=1,knon,20
224	call iso_verif_positif(sst_out(i)-100.0,'limit_read 4323')
225	enddo
226	#endif
227
228
229	#ifdef ISO
230	!* lecture de Roce
231	! 1) première possibilité: valeur fixe à SMOW
232	DO i = 1, knon
233	do ixt=1,niso
234	Roce(ixt,i)=tcorr(ixt)*toce(ixt)
235	enddo !do ixt=1,niso
236	enddo !DO i = 1, knon
237	! 2) deuxième possibilité: lecture de la carte
238	! A FAIRE
239
240	! lecture pour le tritium
241	if ((iso_HTO.gt.0).and.(ok_prod_nucl_tritium)) then
242	! lecture de la carte tritium ocean surface
243	Roce(iso_HTO,i)=tcorr(iso_HTO)tuoce_out(i)1.E-18*2.
244	endif
245	#endif
246
247	#ifdef ISOVERIF
248	do i=1,knon
249	if (iso_verif_positif_nostop(370.0-sst_out(i), &
250	'limit_read 368').eq.1) then
251	write(,) 'i,knindex,sst_out=',i,knindex,sst_out(i)
252	stop
253	endif
254	enddo
255	#endif
256
257
258	END SUBROUTINE limit_read_sst
259
260	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
261	!!
262	!! Private subroutine :
263	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
264
265	SUBROUTINE limit_read_tot(itime, dtime, jour, is_modified)
266	!
267	! Read everything needed from limit.nc
268	!
269	! 0) Initialize
270	! 1) Open the file limit.nc, if it is time
271	! 2) Read fraction, if not type_ocean=couple
272	! 3) Read sea surface temperature, if not type_ocean=couple
273	! 4) Read albedo and rugosity for land surface, only in case of no vegetation model
274	! 5) Close file and distribuate variables to all processus
275
276	USE dimphy
277	USE mod_grid_phy_lmdz
278	USE mod_phys_lmdz_para
279	USE surface_data, ONLY : type_ocean, ok_veget
280	USE netcdf
281	USE indice_sol_mod
282	#ifdef ISO
283	!USE infotrac_phy, ONLY: use_iso
284	USE isotopes_mod, ONLY : iso_HTO,ok_prod_nucl_tritium
285	#ifdef ISOVERIF
286	USE isotopes_verif_mod, ONLY : iso_verif_positif_nostop
287	#endif
288	#endif
289	USE phys_cal_mod, ONLY : calend, year_len
290	USE print_control_mod, ONLY: lunout, prt_level
291	#ifdef CPP_XIOS
292	USE XIOS, ONLY: xios_recv_field
293	#endif
294
295	IMPLICIT NONE
296
297	! In- and ouput arguments
298	!****************************************************************************************
299	INTEGER, INTENT(IN) :: itime ! numero du pas de temps courant
300	INTEGER, INTENT(IN) :: jour ! jour a lire dans l'annee
301	REAL , INTENT(IN) :: dtime ! pas de temps de la physique (en s)
302
303	LOGICAL, INTENT(OUT) :: is_modified ! true if pctsrf is modified at this time step
304
305	! Locals variables with attribute SAVE
306	!****************************************************************************************
307	! frequence de lecture des conditions limites (en pas de physique)
308	INTEGER,SAVE :: lmt_pas
309	!$OMP THREADPRIVATE(lmt_pas)
310	LOGICAL, SAVE :: first_call=.TRUE.
311	!$OMP THREADPRIVATE(first_call)
312	INTEGER, SAVE :: jour_lu = -1
313	!$OMP THREADPRIVATE(jour_lu)
314	! Locals variables
315	!****************************************************************************************
316	INTEGER :: nid, nvarid, ndimid, nn
317	INTEGER :: ii, ierr
318	INTEGER, DIMENSION(2) :: start, epais
319	REAL, DIMENSION(klon_glo,nbsrf) :: pct_glo ! fraction at global grid
320	REAL, DIMENSION(klon_glo) :: sst_glo ! sea-surface temperature at global grid
321	REAL, DIMENSION(klon_glo) :: rug_glo ! rugosity at global grid
322	REAL, DIMENSION(klon_glo) :: alb_glo ! albedo at global grid
323
324	REAL, DIMENSION(klon_mpi,nbsrf) :: pct_mpi ! fraction at global grid
325	REAL, DIMENSION(klon_mpi) :: sst_mpi ! sea-surface temperature at global grid
326	REAL, DIMENSION(klon_mpi) :: rug_mpi ! rugosity at global grid
327	REAL, DIMENSION(klon_mpi) :: alb_mpi ! albedo at global grid
328
329	CHARACTER(len=20) :: modname='limit_read_mod'
330	CHARACTER(LEN=99) :: abort_message, calendar, str
331	#ifdef ISO
332	REAL, DIMENSION(klon_glo) :: tuoce_glo ! sea-surface tritium et global grid
333	#endif
334
335	! End declaration
336	!****************************************************************************************
337
338	!****************************************************************************************
339	! 0) Initialization
340	!
341	!****************************************************************************************
342	IF (first_call) THEN
343	first_call=.FALSE.
344	! calculate number of time steps for one day
345	lmt_pas = NINT(86400./dtime * 1.0)
346
347	! Allocate module save variables
348	IF ( type_ocean /= 'couple' ) THEN
349	ALLOCATE(pctsrf(klon,nbsrf), sst(klon), stat=ierr)
350	IF (ierr /= 0) CALL abort_physic(modname, 'PB in allocating pctsrf and sst',1)
351	END IF
352
353	IF ( .NOT. ok_veget ) THEN
354	ALLOCATE(rugos(klon), albedo(klon), stat=ierr)
355	IF (ierr /= 0) CALL abort_physic(modname, 'PB in allocating rugos and albedo',1)
356	END IF
357
358	!$OMP MASTER ! Only master thread
359	IF (is_mpi_root) THEN ! Only master processus
360	ierr = NF90_OPEN ('limit.nc', NF90_NOWRITE, nid)
361	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,&
362	'Pb d''ouverture du fichier de conditions aux limites',1)
363
364	!--- WARNING IF CALENDAR IS KNOWN AND DOES NOT MATCH THE ONE OF LMDZ
365	ierr=NF90_INQ_VARID(nid, 'TEMPS', nvarid)
366	ierr=NF90_GET_ATT(nid, nvarid, 'calendar', calendar)
367	IF(ierr==NF90_NOERR.AND.calendar/=calend.AND.prt_level>=1) THEN
368	WRITE(lunout,*)'BEWARE: gcm and limit.nc calendars differ: '
369	WRITE(lunout,*)' '//TRIM(calend)//' for gcm'
370	WRITE(lunout,*)' '//TRIM(calendar)//' for limit.nc file'
371	END IF
372
373	!--- ERROR IF FILE RECORDS NUMBER IS NOT EQUAL TO EXPECTED NUMBER OF DAYS
374	IF (grid_type==unstructured) THEN
375	ierr=NF90_INQ_DIMID(nid,"time_year",ndimid)
376	ELSE
377	ierr=NF90_INQUIRE(nid, UnlimitedDimID=ndimid)
378	ENDIF
379	ierr=NF90_INQUIRE_DIMENSION(nid, ndimid, len=nn)
380	WRITE(abort_message,'(a,2(i0,a))')'limit.nc records number (',nn,') does no'//&
381	't match year length (',year_len,')'
382	IF(nn/=year_len) CALL abort_physic(modname,abort_message,1)
383
384	!--- ERROR IF FILES AND LMDZ HORIZONTAL RESOLUTIONS DO NOT MATCH
385	IF (grid_type==unstructured) THEN
386	ierr=NF90_INQ_DIMID(nid, 'cell', ndimid)
387	ELSE
388	ierr=NF90_INQ_DIMID(nid, 'points_physiques', ndimid)
389	ENDIF
390	ierr=NF90_INQUIRE_DIMENSION(nid, ndimid, len=nn)
391	WRITE(abort_message,'(a,2(i0,a))')'limit.nc horizontal number of cells (',nn, &
392	') does not match LMDZ klon_glo (',klon_glo,')'
393	IF(nn/=klon_glo) CALL abort_physic(modname,abort_message,1)
394
395	ierr = NF90_CLOSE(nid)
396	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Pb when closing file', 1)
397	END IF ! is_mpi_root
398	!$OMP END MASTER
399	!$OMP BARRIER
400	END IF
401
402	!****************************************************************************************
403	! 1) Open the file limit.nc if it is the right moment to read, once a day.
404	! The file is read only by the master thread of the master mpi process(is_mpi_root)
405	! Check by the way if the number of records is correct.
406	!
407	!****************************************************************************************
408
409	is_modified = .FALSE.
410	!ym IF (MOD(itime-1, lmt_pas) == 0 .OR. jour_lu /= jour ) THEN ! time to read
411	! not REALLY PERIODIC
412	IF (MOD(itime-1, lmt_pas) == 0 .OR. (jour_lu /= jour .AND. grid_type /= unstructured)) THEN ! time to read
413	! IF (MOD(itime-1, lmt_pas) == 0) THEN ! time to read
414	jour_lu = jour
415	is_modified = .TRUE.
416
417	IF (grid_type==unstructured) THEN
418
419	#ifdef CPP_XIOS
420	IF ( type_ocean /= 'couple') THEN
421
422	IF (is_omp_master) CALL xios_recv_field("foce_limin",pct_mpi(:,is_oce))
423	IF (is_omp_master) CALL xios_recv_field("fsic_limin",pct_mpi(:,is_sic))
424	! IF (read_continents .OR. itime == 1) THEN
425	IF (is_omp_master) CALL xios_recv_field("fter_limin",pct_mpi(:,is_ter))
426	IF (is_omp_master) CALL xios_recv_field("flic_limin",pct_mpi(:,is_lic))
427	! ENDIF
428	ENDIF! type_ocean /= couple
429
430	IF ( type_ocean /= 'couple') THEN
431	IF (is_omp_master) CALL xios_recv_field("sst_limin",sst_mpi)
432	ENDIF
433
434	IF (.NOT. ok_veget) THEN
435	IF (is_omp_master) CALL xios_recv_field("alb_limin",alb_mpi)
436	IF (is_omp_master) CALL xios_recv_field("rug_limin",rug_mpi)
437	ENDIF
438
439	IF ( type_ocean /= 'couple') THEN
440	CALL Scatter_omp(sst_mpi,sst)
441	CALL Scatter_omp(pct_mpi(:,is_oce),pctsrf(:,is_oce))
442	CALL Scatter_omp(pct_mpi(:,is_sic),pctsrf(:,is_sic))
443	! IF (read_continents .OR. itime == 1) THEN
444	CALL Scatter_omp(pct_mpi(:,is_ter),pctsrf(:,is_ter))
445	CALL Scatter_omp(pct_mpi(:,is_lic),pctsrf(:,is_lic))
446	! END IF
447	END IF
448
449	IF (.NOT. ok_veget) THEN
450	CALL Scatter_omp(alb_mpi, albedo)
451	CALL Scatter_omp(rug_mpi, rugos)
452	END IF
453	#endif
454
455
456	ELSE ! grid_type==regular
457
458	!$OMP MASTER ! Only master thread
459	IF (is_mpi_root) THEN ! Only master processus!
460
461	ierr = NF90_OPEN ('limit.nc', NF90_NOWRITE, nid)
462	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,&
463	'Pb d''ouverture du fichier de conditions aux limites',1)
464
465	! La tranche de donnees a lire:
466	start(1) = 1
467	start(2) = jour
468	epais(1) = klon_glo
469	epais(2) = 1
470
471
472	!****************************************************************************************
473	! 2) Read fraction if not type_ocean=couple
474	!
475	!****************************************************************************************
476
477	IF ( type_ocean /= 'couple') THEN
478	!
479	! Ocean fraction
480	ierr = NF90_INQ_VARID(nid, 'FOCE', nvarid)
481	IF (ierr /= NF90_NOERR) CALL abort_physic(modname, 'Le champ <FOCE> est absent',1)
482
483	ierr = NF90_GET_VAR(nid,nvarid,pct_glo(:,is_oce),start,epais)
484	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <FOCE>' ,1)
485	!
486	! Sea-ice fraction
487	ierr = NF90_INQ_VARID(nid, 'FSIC', nvarid)
488	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Le champ <FSIC> est absent',1)
489
490	ierr = NF90_GET_VAR(nid,nvarid,pct_glo(:,is_sic),start,epais)
491	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <FSIC>' ,1)
492
493
494	! Read land and continentals fraction only if asked for
495	IF (read_continents .OR. itime == 1) THEN
496	!
497	! Land fraction
498	ierr = NF90_INQ_VARID(nid, 'FTER', nvarid)
499	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Le champ <FTER> est absent',1)
500
501	ierr = NF90_GET_VAR(nid,nvarid,pct_glo(:,is_ter),start,epais)
502	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <FTER>',1)
503	!
504	! Continentale ice fraction
505	ierr = NF90_INQ_VARID(nid, 'FLIC', nvarid)
506	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Le champ <FLIC> est absent',1)
507
508	ierr = NF90_GET_VAR(nid,nvarid,pct_glo(:,is_lic),start,epais)
509	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <FLIC>',1)
510	END IF
511
512	END IF ! type_ocean /= couple
513
514	!****************************************************************************************
515	! 3) Read sea-surface temperature, if not coupled ocean
516	!
517	!****************************************************************************************
518	IF ( type_ocean /= 'couple') THEN
519
520	ierr = NF90_INQ_VARID(nid, 'SST', nvarid)
521	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Le champ <SST> est absent',1)
522
523	ierr = NF90_GET_VAR(nid,nvarid,sst_glo,start,epais)
524	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <SST>',1)
525
526	#ifdef ISO
527	IF ((iso_HTO.gt.0).and.(ok_prod_nucl_tritium)) THEN
528	ierr = NF90_INQ_VARID(nid, 'TUOCE', nvarid)
529	IF (ierr /= NF90_NOERR) CALL abort_gcm(modname,'Le champ <TUOCE> est absent',1)
530
531	ierr = NF90_GET_VAR(nid,nvarid,tuoce_glo,start,epais)
532	IF (ierr /= NF90_NOERR) CALL abort_gcm(modname,'Lecture echouee pour <TUOCE>',1)
533	END IF
534	#ifdef ISOVERIF
535	do ii=1,klon_glo
536	if (iso_verif_positif_nostop(370.0-sst_glo(ii), &
537	'limit_read 384').eq.1) then
538	write(,) 'ii,sst_glo=',ii,sst_glo(ii)
539	write(,) 'jour,start,epais=',jour,start,epais
540	stop
541	endif
542	enddo
543	#endif
544	#endif
545
546	END IF
547
548	!****************************************************************************************
549	! 4) Read albedo and rugosity for land surface, only in case of no vegetation model
550	!
551	!****************************************************************************************
552
553	IF (.NOT. ok_veget) THEN
554	!
555	! Read albedo
556	ierr = NF90_INQ_VARID(nid, 'ALB', nvarid)
557	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Le champ <ALB> est absent',1)
558
559	ierr = NF90_GET_VAR(nid,nvarid,alb_glo,start,epais)
560	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <ALB>',1)
561	!
562	! Read rugosity
563	ierr = NF90_INQ_VARID(nid, 'RUG', nvarid)
564	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Le champ <RUG> est absent',1)
565
566	ierr = NF90_GET_VAR(nid,nvarid,rug_glo,start,epais)
567	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Lecture echouee pour <RUG>',1)
568
569	END IF
570
571	!****************************************************************************************
572	! 5) Close file and distribuate variables to all processus
573	!
574	!****************************************************************************************
575	ierr = NF90_CLOSE(nid)
576	IF (ierr /= NF90_NOERR) CALL abort_physic(modname,'Pb when closing file', 1)
577	ENDIF ! is_mpi_root
578
579	!$OMP END MASTER
580	!$OMP BARRIER
581
582	IF ( type_ocean /= 'couple') THEN
583	CALL Scatter(sst_glo,sst)
584	CALL Scatter(pct_glo(:,is_oce),pctsrf(:,is_oce))
585	CALL Scatter(pct_glo(:,is_sic),pctsrf(:,is_sic))
586	IF (read_continents .OR. itime == 1) THEN
587	CALL Scatter(pct_glo(:,is_ter),pctsrf(:,is_ter))
588	CALL Scatter(pct_glo(:,is_lic),pctsrf(:,is_lic))
589	END IF
590	#ifdef ISO
591	IF ((iso_HTO.gt.0).and.(ok_prod_nucl_tritium)) THEN
592	CALL Scatter(tuoce_glo,tuoce)
593	END IF
594	#endif
595	END IF
596
597	IF (.NOT. ok_veget) THEN
598	CALL Scatter(alb_glo, albedo)
599	CALL Scatter(rug_glo, rugos)
600	END IF
601
602	ENDIF ! Grid type
603
604	ENDIF ! time to read
605
606	END SUBROUTINE limit_read_tot
607
608	END MODULE limit_read_mod

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