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wxios.F90 @ 3928

Last change on this file since 3928 was 3465, checked in by Laurent Fairhead, 6 years ago
Further modifications for DYNAMICO/LMDZ convergence. These are based on Yann's LMDZ6_V2 sources. Compiles on irene and converges with revision 3459 in a bucket configuration YM/LF
Property copyright set to Name of program: LMDZ Creation date: 1984 Version: LMDZ5 License: CeCILL version 2 Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539 See the license file in the root directory
File size: 25.2 KB

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1	! $Id$
2	#ifdef CPP_XIOS
3	MODULE wxios
4	USE xios
5	USE iaxis
6	USE iaxis_attr
7	USE icontext_attr
8	USE idate
9	USE idomain_attr
10	USE ifield_attr
11	USE ifile_attr
12	USE ixml_tree
13
14	!Variables disponibles pendant toute l'execution du programme:
15
16	INTEGER, SAVE :: g_comm
17	CHARACTER(len=100), SAVE :: g_ctx_name ="LMDZ"
18	TYPE(xios_context), SAVE :: g_ctx
19	!$OMP THREADPRIVATE(g_comm,g_cts_name,g_ctx)
20	LOGICAL, SAVE :: g_flag_xml = .FALSE.
21	CHARACTER(len=100) :: g_field_name = "nofield"
22	!$OMP THREADPRIVATE(g_flag_xml,g_field_name)
23	REAL :: missing_val_omp
24	REAL :: missing_val
25	!$OMP THREADPRIVATE(missing_val)
26
27	#ifdef XIOS1
28	#error "XIOS v1 no longer supported, use XIOS v2."
29	#endif
30
31	CONTAINS
32
33	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
34	! 36day => 36d etc !!!!!!!!!!!!!!!!!!!!
35	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
36
37	SUBROUTINE reformadate(odate, ndate)
38	CHARACTER(len=*), INTENT(IN) :: odate
39	TYPE(xios_duration) :: ndate
40
41	INTEGER :: i = 0
42	!!!!!!!!!!!!!!!!!!
43	! Pour XIOS:
44	! year : y
45	! month : mo
46	! day : d
47	! hour : h
48	! minute : mi
49	! second : s
50	!!!!!!!!!!!!!!!!!!
51
52	i = INDEX(odate, "day")
53	IF (i > 0) THEN
54	read(odate(1:i-1),*) ndate%day
55	END IF
56
57	i = INDEX(odate, "hr")
58	IF (i > 0) THEN
59	read(odate(1:i-1),*) ndate%hour
60	END IF
61
62	i = INDEX(odate, "mth")
63	IF (i > 0) THEN
64	read(odate(1:i-1),*) ndate%month
65	END IF
66
67	!IF (prt_level >= 10) WRITE(lunout,*) "Xios. ", odate, " => ", ndate
68	END SUBROUTINE reformadate
69
70	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
71	! ave(X) => average etc !!!!!!!!!!!!!!!
72	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
73
74	CHARACTER(len=7) FUNCTION reformaop(op)
75	CHARACTER(len=*), INTENT(IN) :: op
76
77	INTEGER :: i = 0
78	reformaop = "average"
79
80	IF (op.EQ."inst(X)") THEN
81	reformaop = "instant"
82	END IF
83
84	IF (op.EQ."once") THEN
85	reformaop = "once"
86	END IF
87
88	IF (op.EQ."t_max(X)") THEN
89	reformaop = "maximum"
90	END IF
91
92	IF (op.EQ."t_min(X)") THEN
93	reformaop = "minimum"
94	END IF
95
96	!IF (prt_level >= 10) WRITE(lunout,*) "Xios. ", op, " => ", reformaop
97	END FUNCTION reformaop
98
99	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
100	! Routine d'initialisation !!!!!!!!!!!!!
101	! A lancer juste après mpi_init !!!!!!!!!!!!!
102	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
103
104	SUBROUTINE wxios_init(xios_ctx_name, locom, outcom, type_ocean)
105	USE print_control_mod, ONLY : prt_level, lunout
106	IMPLICIT NONE
107
108	CHARACTER(len=*), INTENT(IN) :: xios_ctx_name
109	INTEGER, INTENT(IN), OPTIONAL :: locom
110	INTEGER, INTENT(OUT), OPTIONAL :: outcom
111	CHARACTER(len=6), INTENT(IN), OPTIONAL :: type_ocean
112
113
114	TYPE(xios_context) :: xios_ctx
115	INTEGER :: xios_comm
116
117	IF (prt_level >= 10) WRITE(lunout,*) "wxios_init: Initialization"
118
119
120
121	IF (PRESENT(locom)) THEN
122	CALL xios_initialize(xios_ctx_name, local_comm = locom, return_comm = xios_comm )
123	IF (prt_level >= 10) WRITE(lunout,*) "wxios_init: ctx=",xios_ctx_name," local_comm=",locom,", return_comm=",xios_comm
124	ELSE
125	CALL xios_initialize(xios_ctx_name, return_comm = xios_comm )
126	IF (prt_level >= 10) WRITE(lunout,*) "wxios_init: ctx=",xios_ctx_name," return_comm=",xios_comm
127	END IF
128
129	IF (PRESENT(outcom)) THEN
130	outcom = xios_comm
131	IF (prt_level >= 10) WRITE(lunout,*) "wxios_init: ctx=",xios_ctx_name," outcom=",outcom
132	END IF
133
134	!Enregistrement des variables globales:
135	g_comm = xios_comm
136	g_ctx_name = xios_ctx_name
137
138	! ! Si couple alors init fait dans cpl_init
139	! IF (.not. PRESENT(type_ocean)) THEN
140	! CALL wxios_context_init()
141	! ENDIF
142
143	END SUBROUTINE wxios_init
144
145	SUBROUTINE wxios_context_init()
146	USE print_control_mod, ONLY : prt_level, lunout
147	USE mod_phys_lmdz_mpi_data, ONLY : COMM_LMDZ_PHY
148	IMPLICIT NONE
149
150	TYPE(xios_context) :: xios_ctx
151
152	!$OMP MASTER
153	!Initialisation du contexte:
154	!!CALL xios_context_initialize(g_ctx_name, g_comm)
155	CALL xios_context_initialize(g_ctx_name, COMM_LMDZ_PHY)
156	CALL xios_get_handle(g_ctx_name, xios_ctx) !Récupération
157	CALL xios_set_current_context(xios_ctx) !Activation
158	g_ctx = xios_ctx
159
160	IF (prt_level >= 10) THEN
161	WRITE(lunout,*) "wxios_context_init: Current context is ",trim(g_ctx_name)
162	WRITE(lunout,*) " now call xios_solve_inheritance()"
163	ENDIF
164	!Une première analyse des héritages:
165	CALL xios_solve_inheritance()
166	!$OMP END MASTER
167	END SUBROUTINE wxios_context_init
168
169
170	SUBROUTINE wxios_set_context()
171	IMPLICIT NONE
172	TYPE(xios_context) :: xios_ctx
173
174	!$OMP MASTER
175	CALL xios_get_handle(g_ctx_name, xios_ctx) !Récupération
176	CALL xios_set_current_context(xios_ctx) !Activation
177	!$OMP END MASTER
178
179	END SUBROUTINE wxios_set_context
180
181	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
182	! Routine de paramétrisation !!!!!!!!!!!!!!!!!!
183	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
184
185	SUBROUTINE wxios_set_cal(pasdetemps, calendrier, annee, mois, jour, heure, ini_an, ini_mois, ini_jour, ini_heure)
186	USE print_control_mod, ONLY : prt_level, lunout
187	IMPLICIT NONE
188
189	!Paramètres:
190	CHARACTER(len=*), INTENT(IN) :: calendrier
191	INTEGER, INTENT(IN) :: annee, mois, jour, ini_an, ini_mois, ini_jour
192	REAL, INTENT(IN) :: pasdetemps, heure, ini_heure
193
194	!Variables:
195	CHARACTER(len=80) :: abort_message
196	CHARACTER(len=19) :: date
197	INTEGER :: njour = 1
198
199	!Variables pour xios:
200	TYPE(xios_duration) :: mdtime
201	!REAL(kind = 8) :: year=0, month=0, day=0, hour=0, minute=0, second=0
202
203	mdtime%second=pasdetemps
204
205	!Réglage du calendrier:
206	SELECT CASE (calendrier)
207	CASE('earth_360d')
208	CALL xios_define_calendar("D360")
209	IF (prt_level >= 10) WRITE(lunout,*) 'wxios_set_cal: Calendrier terrestre a 360 jours/an'
210	CASE('earth_365d')
211	CALL xios_define_calendar("NoLeap")
212	IF (prt_level >= 10) WRITE(lunout,*) 'wxios_set_cal: Calendrier terrestre a 365 jours/an'
213	CASE('gregorian')
214	CALL xios_define_calendar("Gregorian")
215	IF (prt_level >= 10) WRITE(lunout,*) 'wxios_set_cal: Calendrier gregorien'
216	CASE DEFAULT
217	abort_message = 'wxios_set_cal: Mauvais choix de calendrier'
218	CALL abort_physic('Gcm:Xios',abort_message,1)
219	END SELECT
220
221	!Formatage de la date d'origine:
222	WRITE(date, "(i4.4,'-',i2.2,'-',i2.2,' ',i2.2,':00:00')") annee, mois, jour, int(heure)
223
224	IF (prt_level >= 10) WRITE(lunout,*) "wxios_set_cal: Time origin: ", date
225	CALL xios_set_time_origin(xios_date(annee,mois,jour,int(heure),0,0))
226
227	!Formatage de la date de debut:
228
229	WRITE(date, "(i4.4,'-',i2.2,'-',i2.2,' ',i2.2,':00:00')") ini_an, ini_mois, ini_jour, int(ini_heure)
230
231	IF (prt_level >= 10) WRITE(lunout,*) "wxios_set_cal: Start date: ", date
232
233	CALL xios_set_start_date(xios_date(ini_an,ini_mois,ini_jour,int(ini_heure),0,0))
234
235	!Et enfin,le pas de temps:
236	CALL xios_set_timestep(mdtime)
237	IF (prt_level >= 10) WRITE(lunout,*) "wxios_set_cal: ts=",mdtime
238	END SUBROUTINE wxios_set_cal
239
240	SUBROUTINE wxios_set_timestep(ts)
241	REAL, INTENT(IN) :: ts
242	TYPE(xios_duration) :: mdtime
243
244	mdtime%timestep = ts
245
246	CALL xios_set_timestep(mdtime)
247	END SUBROUTINE wxios_set_timestep
248
249	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
250	! Pour initialiser un domaine !!!!!!!!!!!!!!!!!!!!
251	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
252	SUBROUTINE wxios_domain_param(dom_id)
253	USE dimphy, only: klon
254	USE mod_phys_lmdz_transfert_para, ONLY: gather, bcast
255	USE mod_phys_lmdz_para, only: jj_nb, jj_begin, jj_end, ii_begin, ii_end, &
256	mpi_size, mpi_rank, klon_mpi, &
257	is_sequential, is_south_pole_dyn
258	USE mod_grid_phy_lmdz, only: nbp_lon, nbp_lat, klon_glo
259	USE print_control_mod, ONLY : prt_level, lunout
260	USE geometry_mod
261
262	IMPLICIT NONE
263	CHARACTER(len=*),INTENT(IN) :: dom_id ! domain identifier
264
265	REAL :: rlat_glo(klon_glo)
266	REAL :: rlon_glo(klon_glo)
267	REAL :: io_lat(nbp_lat)
268	REAL :: io_lon(nbp_lon)
269	LOGICAL :: mask(nbp_lon,jj_nb) !Masque pour les problèmes de recouvrement MPI
270	TYPE(xios_domain) :: dom
271	INTEGER :: i
272	LOGICAL :: boool
273
274
275
276	CALL gather(latitude_deg,rlat_glo)
277	CALL bcast(rlat_glo)
278	CALL gather(longitude_deg,rlon_glo)
279	CALL bcast(rlon_glo)
280
281	!$OMP MASTER
282	io_lat(1)=rlat_glo(1)
283	io_lat(nbp_lat)=rlat_glo(klon_glo)
284	IF ((nbp_lon*nbp_lat) > 1) then
285	DO i=2,nbp_lat-1
286	io_lat(i)=rlat_glo(2+(i-2)*nbp_lon)
287	ENDDO
288	ENDIF
289
290	IF (klon_glo == 1) THEN
291	io_lon(1)=rlon_glo(1)
292	ELSE
293	io_lon(1:nbp_lon)=rlon_glo(2:nbp_lon+1)
294	ENDIF
295
296
297	!On récupère le handle:
298	CALL xios_get_domain_handle(dom_id, dom)
299
300	!On parametrise le domaine:
301	CALL xios_set_domain_attr_hdl(dom, ni_glo=nbp_lon, ibegin=0, ni=nbp_lon, type="rectilinear")
302	CALL xios_set_domain_attr_hdl(dom, nj_glo=nbp_lat, jbegin=jj_begin-1, nj=jj_nb, data_dim=2)
303	CALL xios_set_domain_attr_hdl(dom, lonvalue_1d=io_lon(1:nbp_lon), latvalue_1d=io_lat(jj_begin:jj_end))
304	CALL xios_set_domain_attr("dom_out", domain_ref=dom_id)
305
306	!On definit un axe de latitudes pour les moyennes zonales
307	IF (xios_is_valid_axis("axis_lat")) THEN
308	CALL xios_set_axis_attr( "axis_lat", n_glo=nbp_lat, n=jj_nb, begin=jj_begin-1, value=io_lat(jj_begin:jj_end))
309	ENDIF
310
311	IF (.NOT.is_sequential) THEN
312	mask(:,:)=.TRUE.
313	if (ii_begin>1) mask(1:ii_begin-1,1) = .FALSE.
314	if (ii_end<nbp_lon) mask(ii_end+1:nbp_lon,jj_nb) = .FALSE.
315	! special case for south pole
316	if ((ii_end==1).and.(is_south_pole_dyn)) mask(1:nbp_lon,jj_nb)=.true.
317	IF (prt_level >= 10) THEN
318	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," mask(:,1)=",mask(:,1)
319	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," mask(:,jj_nb)=",mask(:,jj_nb)
320	ENDIF
321	CALL xios_set_domain_attr_hdl(dom, mask_2d=mask)
322	END IF
323
324	CALL xios_is_defined_domain_attr_hdl(dom,ni_glo=boool)
325	!Vérification:
326	IF (xios_is_valid_domain(dom_id)) THEN
327	IF (prt_level >= 10) WRITE(lunout,*) "wxios_domain_param: Domain initialized: ", trim(dom_id), boool
328	ELSE
329	IF (prt_level >= 10) WRITE(lunout,*) "wxios_domain_param: Invalid domain: ", trim(dom_id)
330	END IF
331	!$OMP END MASTER
332
333	END SUBROUTINE wxios_domain_param
334
335
336	SUBROUTINE wxios_domain_param_unstructured(dom_id)
337	USE geometry_mod, ONLY : longitude, latitude, boundslon, boundslat,ind_cell_glo
338	USE mod_grid_phy_lmdz, ONLY : nvertex, klon_glo
339	USE mod_phys_lmdz_para
340	USE nrtype, ONLY : PI
341	USE ioipsl_getin_p_mod, ONLY : getin_p
342	IMPLICIT NONE
343	CHARACTER(len=*),INTENT(IN) :: dom_id ! domain identifier
344	REAL :: lon_mpi(klon_mpi)
345	REAL :: lat_mpi(klon_mpi)
346	REAL :: boundslon_mpi(klon_mpi,nvertex)
347	REAL :: boundslat_mpi(klon_mpi,nvertex)
348	INTEGER :: ind_cell_glo_mpi(klon_mpi)
349	TYPE(xios_domain) :: dom
350
351	LOGICAL :: remap_output
352
353	CALL gather_omp(longitude*180/PI,lon_mpi)
354	CALL gather_omp(latitude*180/PI,lat_mpi)
355	CALL gather_omp(boundslon*180/PI,boundslon_mpi)
356	CALL gather_omp(boundslat*180/PI,boundslat_mpi)
357	CALL gather_omp(ind_cell_glo,ind_cell_glo_mpi)
358
359	remap_output=.TRUE.
360	CALL getin_p("remap_output",remap_output)
361
362	!$OMP MASTER
363	CALL xios_get_domain_handle(dom_id, dom)
364
365	!On parametrise le domaine:
366	CALL xios_set_attr(dom, ni_glo=klon_glo, ibegin=ij_begin-1, ni=ij_nb, type="unstructured")
367	CALL xios_set_attr(dom, nvertex=nvertex, lonvalue_1d=lon_mpi, latvalue_1d=lat_mpi, &
368	bounds_lon_1d=TRANSPOSE(boundslon_mpi), bounds_lat_1d=TRANSPOSE(boundslat_mpi) )
369	CALL xios_set_attr(dom, i_index=ind_cell_glo_mpi(:)-1)
370	IF (remap_output) THEN
371	CALL xios_set_domain_attr("dom_out", domain_ref="dom_regular")
372	CALL xios_set_fieldgroup_attr("remap_expr", expr="@this_ref")
373	CALL xios_set_fieldgroup_attr("remap_1800s", freq_op=xios_duration_convert_from_string("1800s"))
374	CALL xios_set_fieldgroup_attr("remap_1h", freq_op=xios_duration_convert_from_string("1h"))
375	CALL xios_set_fieldgroup_attr("remap_3h", freq_op=xios_duration_convert_from_string("3h"))
376	CALL xios_set_fieldgroup_attr("remap_6h", freq_op=xios_duration_convert_from_string("6h"))
377	CALL xios_set_fieldgroup_attr("remap_1d", freq_op=xios_duration_convert_from_string("1d"))
378	CALL xios_set_fieldgroup_attr("remap_1mo", freq_op=xios_duration_convert_from_string("1mo"))
379	ENDIF
380	!$OMP END MASTER
381
382	END SUBROUTINE wxios_domain_param_unstructured
383
384
385
386
387	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
388	! Pour déclarer un axe vertical !!!!!!!!!!!!!!!
389	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
390	SUBROUTINE wxios_add_vaxis(axis_id, axis_size, axis_value, &
391	positif, bnds)
392	USE print_control_mod, ONLY : prt_level, lunout
393	IMPLICIT NONE
394
395	CHARACTER (len=*), INTENT(IN) :: axis_id
396	INTEGER, INTENT(IN) :: axis_size
397	REAL, DIMENSION(axis_size), INTENT(IN) :: axis_value
398	CHARACTER (len=*), INTENT(IN), OPTIONAL :: positif
399	REAL, DIMENSION(axis_size, 2), INTENT(IN), OPTIONAL :: bnds
400
401	! TYPE(xios_axisgroup) :: axgroup
402	! TYPE(xios_axis) :: ax
403	! CHARACTER(len=50) :: axis_id
404
405	! IF (len_trim(axisgroup_id).gt.len(axis_id)) THEN
406	! WRITE(lunout,*) "wxios_add_vaxis: error, size of axis_id too small!!"
407	! WRITE(lunout,*) " increase it to at least ",len_trim(axisgroup_id)
408	! CALL abort_gcm("wxios_add_vaxis","len(axis_id) too small",1)
409	! ENDIF
410	! axis_id=trim(axisgroup_id)
411
412	!On récupère le groupe d'axes qui va bien:
413	!CALL xios_get_axisgroup_handle(axisgroup_id, axgroup)
414
415	!On ajoute l'axe correspondant à ce fichier:
416	!CALL xios_add_axis(axgroup, ax, TRIM(ADJUSTL(axis_id)))
417
418	!Et on le parametrise:
419	!CALL xios_set_axis_attr_hdl(ax, size=axis_size, value=axis_value)
420
421	! Ehouarn: New way to declare axis, without axis_group:
422	if (PRESENT(positif) .AND. PRESENT(bnds)) then
423	CALL xios_set_axis_attr(trim(axis_id),n_glo=axis_size,value=axis_value, &
424	positive=positif, bounds=bnds)
425	else if (PRESENT(positif)) then
426	CALL xios_set_axis_attr(trim(axis_id),n_glo=axis_size,value=axis_value, &
427	positive=positif)
428	else if (PRESENT(bnds)) then
429	CALL xios_set_axis_attr(trim(axis_id),n_glo=axis_size,value=axis_value, &
430	bounds=bnds)
431	else
432	CALL xios_set_axis_attr(trim(axis_id),n_glo=axis_size,value=axis_value)
433	endif
434
435	!Vérification:
436	IF (xios_is_valid_axis(TRIM(ADJUSTL(axis_id)))) THEN
437	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_vaxis: Axis created: ", TRIM(ADJUSTL(axis_id))
438	ELSE
439	WRITE(lunout,*) "wxios_add_vaxis: Invalid axis: ", TRIM(ADJUSTL(axis_id))
440	END IF
441
442	END SUBROUTINE wxios_add_vaxis
443
444
445	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
446	! Pour déclarer un fichier !!!!!!!!!!!!!!!!!!!
447	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
448	SUBROUTINE wxios_add_file(fname, ffreq, flvl)
449	USE print_control_mod, ONLY : prt_level, lunout
450	IMPLICIT NONE
451
452	CHARACTER(len=*), INTENT(IN) :: fname
453	CHARACTER(len=*), INTENT(IN) :: ffreq
454	INTEGER, INTENT(IN) :: flvl
455
456	TYPE(xios_file) :: x_file
457	TYPE(xios_filegroup) :: x_fg
458	TYPE(xios_duration) :: nffreq
459
460	!On regarde si le fichier n'est pas défini par XML:
461	IF (.NOT.xios_is_valid_file(fname)) THEN
462	!On créé le noeud:
463	CALL xios_get_filegroup_handle("defile", x_fg)
464	CALL xios_add_file(x_fg, x_file, fname)
465
466	!On reformate la fréquence:
467	CALL reformadate(ffreq, nffreq)
468
469	!On configure:
470	CALL xios_set_file_attr_hdl(x_file, name="X"//fname,&
471	output_freq=nffreq, output_level=flvl, enabled=.TRUE.)
472
473	IF (xios_is_valid_file("X"//fname)) THEN
474	IF (prt_level >= 10) THEN
475	WRITE(lunout,*) "wxios_add_file: New file: ", "X"//fname
476	WRITE(lunout,*) "wxios_add_file: output_freq=",nffreq,"; output_lvl=",flvl
477	ENDIF
478	ELSE
479	WRITE(lunout,*) "wxios_add_file: Error, invalid file: ", "X"//trim(fname)
480	WRITE(lunout,*) "wxios_add_file: output_freq=",nffreq,"; output_lvl=",flvl
481	END IF
482	ELSE
483	IF (prt_level >= 10) THEN
484	WRITE(lunout,*) "wxios_add_file: File ",trim(fname), " défined using XML."
485	ENDIF
486	! Ehouarn: add an enable=.true. on top of xml definitions... why???
487	CALL xios_set_file_attr(fname, enabled=.TRUE.)
488	END IF
489	END SUBROUTINE wxios_add_file
490
491	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
492	! Pour créer un champ !!!!!!!!!!!!!!!!!!!!
493	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
494	SUBROUTINE wxios_add_field(fieldname, fieldgroup, fieldlongname, fieldunit)
495	USE netcdf, only: nf90_fill_real
496
497	IMPLICIT NONE
498	INCLUDE 'iniprint.h'
499
500	CHARACTER(len=*), INTENT(IN) :: fieldname
501	TYPE(xios_fieldgroup), INTENT(IN) :: fieldgroup
502	CHARACTER(len=*), INTENT(IN) :: fieldlongname
503	CHARACTER(len=*), INTENT(IN) :: fieldunit
504
505	TYPE(xios_field) :: field
506	CHARACTER(len=10) :: newunit
507	REAL(KIND=8) :: def
508
509	!La valeur par défaut des champs non définis:
510	def = nf90_fill_real
511
512	IF (fieldunit .EQ. " ") THEN
513	newunit = "-"
514	ELSE
515	newunit = fieldunit
516	ENDIF
517
518	!On ajoute le champ:
519	CALL xios_add_field(fieldgroup, field, fieldname)
520	!IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field: ",fieldname,fieldgroup, fieldlongname, fieldunit
521
522	!On rentre ses paramètres:
523	CALL xios_set_field_attr_hdl(field, standard_name=fieldlongname, unit=newunit, default_value=def)
524	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field: Field ",trim(fieldname), "cree:"
525	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field: long_name=",trim(fieldlongname),"; unit=",trim(newunit),"; default_value=",nf90_fill_real
526
527	END SUBROUTINE wxios_add_field
528
529	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
530	! Pour déclarer un champ !!!!!!!!!!!!!!!!!
531	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
532	SUBROUTINE wxios_add_field_to_file(fieldname, fdim, fid, fname, fieldlongname, fieldunit, field_level, op, nam_axvert)
533	USE print_control_mod, ONLY : prt_level, lunout
534	IMPLICIT NONE
535
536	CHARACTER(len=*), INTENT(IN) :: fieldname
537	INTEGER, INTENT(IN) :: fdim, fid
538	CHARACTER(len=*), INTENT(IN) :: fname
539	CHARACTER(len=*), INTENT(IN) :: fieldlongname
540	CHARACTER(len=*), INTENT(IN) :: fieldunit
541	INTEGER, INTENT(IN) :: field_level
542	CHARACTER(len=*), INTENT(IN) :: op
543
544	CHARACTER(len=20) :: axis_id ! Ehouarn: dangerous...
545	CHARACTER(len=20), INTENT(IN), OPTIONAL :: nam_axvert
546	CHARACTER(len=100) :: operation
547	TYPE(xios_file) :: f
548	TYPE(xios_field) :: field
549	TYPE(xios_fieldgroup) :: fieldgroup
550	TYPE(xios_duration) :: freq_op
551
552	LOGICAL :: bool=.FALSE.
553	INTEGER :: lvl =0
554
555
556	! Ajout Abd pour NMC:
557	IF (fid.LE.6) THEN
558	axis_id="presnivs"
559	ELSE
560	axis_id="plev"
561	ENDIF
562
563	IF (PRESENT(nam_axvert)) THEN
564	axis_id=nam_axvert
565	print*,'nam_axvert=',axis_id
566	ENDIF
567
568	!on prépare le nom de l'opération:
569	operation = reformaop(op)
570
571
572	!On selectionne le bon groupe de champs:
573	IF (fdim.EQ.2) THEN
574	CALL xios_get_fieldgroup_handle("fields_2D", fieldgroup)
575	ELSE
576	CALL xios_get_fieldgroup_handle("fields_3D", fieldgroup)
577	ENDIF
578
579	!On regarde si le champ à déjà été créé ou non:
580	IF (xios_is_valid_field(fieldname) .AND. .NOT. g_field_name == fieldname) THEN
581	!Si ce champ existe via XML (ie, dès le premier passage, ie g_field_name != fieldname) alors rien d'autre à faire
582	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field_to_file: Field ", trim(fieldname), "exists via XML"
583	g_flag_xml = .TRUE.
584	g_field_name = fieldname
585
586	ELSE IF (.NOT. g_field_name == fieldname) THEN
587	!Si premier pssage et champ indéfini, alors on le créé
588
589	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field_to_file: Field ", trim(fieldname), "does not exist"
590
591	!On le créé:
592	CALL wxios_add_field(fieldname, fieldgroup, fieldlongname, fieldunit)
593	IF (xios_is_valid_field(fieldname)) THEN
594	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field_to_file: Field ", trim(fieldname), "created"
595	ENDIF
596
597	g_flag_xml = .FALSE.
598	g_field_name = fieldname
599
600	END IF
601
602	IF (.NOT. g_flag_xml) THEN
603	!Champ existe déjà, mais pas XML, alors on l'ajoute
604	!On ajoute le champ:
605	CALL xios_get_file_handle(fname, f)
606	CALL xios_add_fieldtofile(f, field)
607
608
609	!L'operation, sa frequence:
610	freq_op%timestep=1
611	CALL xios_set_field_attr_hdl(field, field_ref=fieldname, operation=TRIM(ADJUSTL(operation)), freq_op=freq_op, prec=4)
612
613
614	!On rentre ses paramètres:
615	CALL xios_set_field_attr_hdl(field, level=field_level, enabled=.TRUE.)
616
617	IF (fdim.EQ.2) THEN
618	!Si c'est un champ 2D:
619	IF (prt_level >= 10) THEN
620	WRITE(lunout,*) "wxios_add_field_to_file: 2D Field ", trim(fieldname), " in ", "X"//trim(fname) ," configured with:"
621	WRITE(lunout,*) "wxios_add_field_to_file: op=", TRIM(ADJUSTL(operation))
622	WRITE(lunout,*) "wxios_add_field_to_file: freq_op=1ts","; lvl=",field_level
623	ENDIF
624	ELSE
625	!Si 3D :
626	!On ajoute l'axe vertical qui va bien:
627	CALL xios_set_field_attr_hdl(field, axis_ref=TRIM(ADJUSTL(axis_id)))
628
629	IF (prt_level >= 10) THEN
630	WRITE(lunout,*) "wxios_add_field_to_file: 3D Field",trim(fieldname), " in ", "X"//trim(fname), "configured with:"
631	WRITE(lunout,*) "wxios_add_field_to_file: freq_op=1ts","; lvl=",field_level
632	WRITE(lunout,*) "wxios_add_field_to_file: axis=",TRIM(ADJUSTL(axis_id))
633	ENDIF
634	END IF
635
636	ELSE
637	!Sinon on se contente de l'activer:
638	CALL xios_set_field_attr(fieldname, enabled=.TRUE.)
639	!NB: This will override an enable=.false. set by a user in the xml file;
640	! then the only way to not output the field is by changing its
641	! output level
642	ENDIF
643
644	END SUBROUTINE wxios_add_field_to_file
645
646	! SUBROUTINE wxios_update_calendar(ito)
647	! INTEGER, INTENT(IN) :: ito
648	! CALL xios_update_calendar(ito)
649	! END SUBROUTINE wxios_update_calendar
650	!
651	! SUBROUTINE wxios_write_2D(fieldname, fdata)
652	! CHARACTER(len=*), INTENT(IN) :: fieldname
653	! REAL, DIMENSION(:,:), INTENT(IN) :: fdata
654	!
655	! CALL xios_send_field(fieldname, fdata)
656	! END SUBROUTINE wxios_write_2D
657
658	! SUBROUTINE wxios_write_3D(fieldname, fdata)
659	! CHARACTER(len=*), INTENT(IN) :: fieldname
660	! REAL, DIMENSION(:,:,:), INTENT(IN) :: fdata
661	!
662	! CALL xios_send_field(fieldname, fdata)
663	! END SUBROUTINE wxios_write_3D
664
665	SUBROUTINE wxios_closedef()
666	CALL xios_close_context_definition()
667	! CALL xios_update_calendar(0)
668	END SUBROUTINE wxios_closedef
669
670	SUBROUTINE wxios_close()
671	CALL xios_context_finalize()
672	CALL xios_finalize()
673	END SUBROUTINE wxios_close
674	END MODULE wxios
675	#endif

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