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wxios.F90 @ 5440

Last change on this file since 5440 was 2787, checked in by Laurent Fairhead, 8 years ago
Merged trunk changes r2727:2785 into testing branch
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: 22.4 KB

Line
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
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_get_handle(g_ctx_name, xios_ctx) !Récupération
156	CALL xios_set_current_context(xios_ctx) !Activation
157	g_ctx = xios_ctx
158
159	IF (prt_level >= 10) THEN
160	WRITE(lunout,*) "wxios_context_init: Current context is ",trim(g_ctx_name)
161	WRITE(lunout,*) " now call xios_solve_inheritance()"
162	ENDIF
163	!Une première analyse des héritages:
164	CALL xios_solve_inheritance()
165	!$OMP END MASTER
166	END SUBROUTINE wxios_context_init
167
168	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
169	! Routine de paramétrisation !!!!!!!!!!!!!!!!!!
170	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
171
172	SUBROUTINE wxios_set_cal(pasdetemps, calendrier, annee, mois, jour, heure, ini_an, ini_mois, ini_jour, ini_heure)
173	USE print_control_mod, ONLY : prt_level, lunout
174	IMPLICIT NONE
175
176	!Paramètres:
177	CHARACTER(len=*), INTENT(IN) :: calendrier
178	INTEGER, INTENT(IN) :: annee, mois, jour, ini_an, ini_mois, ini_jour
179	REAL, INTENT(IN) :: pasdetemps, heure, ini_heure
180
181	!Variables:
182	CHARACTER(len=80) :: abort_message
183	CHARACTER(len=19) :: date
184	INTEGER :: njour = 1
185
186	!Variables pour xios:
187	TYPE(xios_duration) :: mdtime
188	!REAL(kind = 8) :: year=0, month=0, day=0, hour=0, minute=0, second=0
189
190	mdtime%second=pasdetemps
191
192	!Réglage du calendrier:
193	SELECT CASE (calendrier)
194	CASE('earth_360d')
195	CALL xios_define_calendar("D360")
196	IF (prt_level >= 10) WRITE(lunout,*) 'wxios_set_cal: Calendrier terrestre a 360 jours/an'
197	CASE('earth_365d')
198	CALL xios_define_calendar("NoLeap")
199	IF (prt_level >= 10) WRITE(lunout,*) 'wxios_set_cal: Calendrier terrestre a 365 jours/an'
200	CASE('gregorian')
201	CALL xios_define_calendar("Gregorian")
202	IF (prt_level >= 10) WRITE(lunout,*) 'wxios_set_cal: Calendrier gregorien'
203	CASE DEFAULT
204	abort_message = 'wxios_set_cal: Mauvais choix de calendrier'
205	CALL abort_gcm('Gcm:Xios',abort_message,1)
206	END SELECT
207
208	!Formatage de la date d'origine:
209	WRITE(date, "(i4.4,'-',i2.2,'-',i2.2,' ',i2.2,':00:00')") annee, mois, jour, int(heure)
210
211	IF (prt_level >= 10) WRITE(lunout,*) "wxios_set_cal: Time origin: ", date
212	CALL xios_set_time_origin(xios_date(annee,mois,jour,int(heure),0,0))
213
214	!Formatage de la date de debut:
215
216	WRITE(date, "(i4.4,'-',i2.2,'-',i2.2,' ',i2.2,':00:00')") ini_an, ini_mois, ini_jour, int(ini_heure)
217
218	IF (prt_level >= 10) WRITE(lunout,*) "wxios_set_cal: Start date: ", date
219
220	CALL xios_set_start_date(xios_date(ini_an,ini_mois,ini_jour,int(ini_heure),0,0))
221
222	!Et enfin,le pas de temps:
223	CALL xios_set_timestep(mdtime)
224	IF (prt_level >= 10) WRITE(lunout,*) "wxios_set_cal: ts=",mdtime
225	END SUBROUTINE wxios_set_cal
226
227	SUBROUTINE wxios_set_timestep(ts)
228	REAL, INTENT(IN) :: ts
229	TYPE(xios_duration) :: mdtime
230
231	mdtime%timestep = ts
232
233	CALL xios_set_timestep(mdtime)
234	END SUBROUTINE wxios_set_timestep
235
236	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
237	! Pour initialiser un domaine !!!!!!!!!!!!!!!!!!!!
238	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
239	SUBROUTINE wxios_domain_param(dom_id, is_sequential, ni, nj, ni_glo, nj_glo, &
240	ibegin, iend, ii_begin, ii_end, jbegin, jend, &
241	data_ni, data_ibegin, data_iend, &
242	io_lat, io_lon,is_south_pole,mpi_rank)
243
244
245	USE print_control_mod, ONLY : prt_level, lunout
246	IMPLICIT NONE
247
248	CHARACTER(len=*),INTENT(IN) :: dom_id ! domain identifier
249	LOGICAL,INTENT(IN) :: is_sequential ! flag
250	INTEGER,INTENT(IN) :: ni ! local MPI domain number of longitudes
251	INTEGER,INTENT(IN) :: nj ! local MPI domain number of latitudes
252	INTEGER,INTENT(IN) :: ni_glo ! global grid number of longitudes
253	INTEGER,INTENT(IN) :: nj_glo ! global grid number of latitudes
254	INTEGER,INTENT(IN) :: ibegin ! start index, on global grid, of local MPI domain
255	INTEGER,INTENT(IN) :: iend ! end index, on global grid, of local MPI domain
256	INTEGER,INTENT(IN) :: ii_begin ! i index at which local data starts (first row)
257	INTEGER,INTENT(IN) :: ii_end ! i index at which local data ends (last row)
258	INTEGER,INTENT(IN) :: jbegin ! start index, on global grid, of local MPI domain
259	INTEGER,INTENT(IN) :: jend ! end index, on global grid, of local MPI domain
260	INTEGER,INTENT(IN) :: data_ni
261	INTEGER,INTENT(IN) :: data_ibegin
262	INTEGER,INTENT(IN) :: data_iend
263	REAL,INTENT(IN) :: io_lat(:) ! latitudes (of global grid)
264	REAL,INTENT(IN) :: io_lon(:) ! longitudes (of global grid)
265	logical,intent(in) :: is_south_pole ! does this process include the south pole?
266	integer,intent(in) :: mpi_rank ! rank of process
267
268	TYPE(xios_domain) :: dom
269	LOGICAL :: boool
270
271	!Masque pour les problèmes de recouvrement MPI:
272	LOGICAL :: mask(ni,nj)
273
274	!On récupère le handle:
275	CALL xios_get_domain_handle(dom_id, dom)
276
277	IF (prt_level >= 10) THEN
278	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," ni:",ni," ni_glo:", ni_glo, " nj:", nj, " nj_glo:", nj_glo
279	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," ibegin:",ibegin," iend:", iend, " jbegin:", jbegin, " jend:", jend
280	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," ii_begin:",ii_begin," ii_end:", ii_end
281	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," Size io_lon:", SIZE(io_lon(ibegin:iend)), " io_lat:", SIZE(io_lat(jbegin:jend))
282	ENDIF
283
284	!On parametrise le domaine:
285	CALL xios_set_domain_attr_hdl(dom, ni_glo=ni_glo, ibegin=ibegin-1, ni=ni, type="rectilinear")
286	CALL xios_set_domain_attr_hdl(dom, nj_glo=nj_glo, jbegin=jbegin-1, nj=nj, data_dim=2)
287	CALL xios_set_domain_attr_hdl(dom, lonvalue_1d=io_lon(ibegin:iend), latvalue_1d=io_lat(jbegin:jend))
288	IF (.NOT.is_sequential) THEN
289	mask(:,:)=.TRUE.
290	if (ii_begin>1) mask(1:ii_begin-1,1) = .FALSE.
291	if (ii_end<ni) mask(ii_end+1:ni,nj) = .FALSE.
292	! special case for south pole
293	if ((ii_end.eq.1).and.(is_south_pole)) mask(1:ni,nj)=.true.
294	IF (prt_level >= 10) THEN
295	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," mask(:,1)=",mask(:,1)
296	WRITE(lunout,*) "wxios_domain_param: mpirank=",mpi_rank," mask(:,nj)=",mask(:,nj)
297	ENDIF
298	CALL xios_set_domain_attr_hdl(dom, mask_2d=mask)
299	END IF
300
301	CALL xios_is_defined_domain_attr_hdl(dom,ni_glo=boool)
302	!Vérification:
303	IF (xios_is_valid_domain(dom_id)) THEN
304	IF (prt_level >= 10) WRITE(lunout,*) "wxios_domain_param: Domain initialized: ", trim(dom_id), boool
305	ELSE
306	IF (prt_level >= 10) WRITE(lunout,*) "wxios_domain_param: Invalid domain: ", trim(dom_id)
307	END IF
308	END SUBROUTINE wxios_domain_param
309
310	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
311	! Pour déclarer un axe vertical !!!!!!!!!!!!!!!
312	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
313	SUBROUTINE wxios_add_vaxis(axis_id, axis_size, axis_value)
314	USE print_control_mod, ONLY : prt_level, lunout
315	IMPLICIT NONE
316
317	CHARACTER (len=*), INTENT(IN) :: axis_id
318	INTEGER, INTENT(IN) :: axis_size
319	REAL, DIMENSION(axis_size), INTENT(IN) :: axis_value
320
321	! TYPE(xios_axisgroup) :: axgroup
322	! TYPE(xios_axis) :: ax
323	! CHARACTER(len=50) :: axis_id
324
325	! IF (len_trim(axisgroup_id).gt.len(axis_id)) THEN
326	! WRITE(lunout,*) "wxios_add_vaxis: error, size of axis_id too small!!"
327	! WRITE(lunout,*) " increase it to at least ",len_trim(axisgroup_id)
328	! CALL abort_gcm("wxios_add_vaxis","len(axis_id) too small",1)
329	! ENDIF
330	! axis_id=trim(axisgroup_id)
331
332	!On récupère le groupe d'axes qui va bien:
333	!CALL xios_get_axisgroup_handle(axisgroup_id, axgroup)
334
335	!On ajoute l'axe correspondant à ce fichier:
336	!CALL xios_add_axis(axgroup, ax, TRIM(ADJUSTL(axis_id)))
337
338	!Et on le parametrise:
339	!CALL xios_set_axis_attr_hdl(ax, size=axis_size, value=axis_value)
340
341	! Ehouarn: New way to declare axis, without axis_group:
342	CALL xios_set_axis_attr(trim(axis_id),n_glo=axis_size,value=axis_value)
343
344	!Vérification:
345	IF (xios_is_valid_axis(TRIM(ADJUSTL(axis_id)))) THEN
346	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_vaxis: Axis created: ", TRIM(ADJUSTL(axis_id))
347	ELSE
348	WRITE(lunout,*) "wxios_add_vaxis: Invalid axis: ", TRIM(ADJUSTL(axis_id))
349	END IF
350
351	END SUBROUTINE wxios_add_vaxis
352
353
354	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
355	! Pour déclarer un fichier !!!!!!!!!!!!!!!!!!!
356	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
357	SUBROUTINE wxios_add_file(fname, ffreq, flvl)
358	USE print_control_mod, ONLY : prt_level, lunout
359	IMPLICIT NONE
360
361	CHARACTER(len=*), INTENT(IN) :: fname
362	CHARACTER(len=*), INTENT(IN) :: ffreq
363	INTEGER, INTENT(IN) :: flvl
364
365	TYPE(xios_file) :: x_file
366	TYPE(xios_filegroup) :: x_fg
367	TYPE(xios_duration) :: nffreq
368
369	!On regarde si le fichier n'est pas défini par XML:
370	IF (.NOT.xios_is_valid_file(fname)) THEN
371	!On créé le noeud:
372	CALL xios_get_filegroup_handle("defile", x_fg)
373	CALL xios_add_file(x_fg, x_file, fname)
374
375	!On reformate la fréquence:
376	CALL reformadate(ffreq, nffreq)
377
378	!On configure:
379	CALL xios_set_file_attr_hdl(x_file, name="X"//fname,&
380	output_freq=nffreq, output_level=flvl, enabled=.TRUE.)
381
382	IF (xios_is_valid_file("X"//fname)) THEN
383	IF (prt_level >= 10) THEN
384	WRITE(lunout,*) "wxios_add_file: New file: ", "X"//fname
385	WRITE(lunout,*) "wxios_add_file: output_freq=",nffreq,"; output_lvl=",flvl
386	ENDIF
387	ELSE
388	WRITE(lunout,*) "wxios_add_file: Error, invalid file: ", "X"//trim(fname)
389	WRITE(lunout,*) "wxios_add_file: output_freq=",nffreq,"; output_lvl=",flvl
390	END IF
391	ELSE
392	IF (prt_level >= 10) THEN
393	WRITE(lunout,*) "wxios_add_file: File ",trim(fname), " défined using XML."
394	ENDIF
395	! Ehouarn: add an enable=.true. on top of xml definitions... why???
396	CALL xios_set_file_attr(fname, enabled=.TRUE.)
397	END IF
398	END SUBROUTINE wxios_add_file
399
400	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
401	! Pour créer un champ !!!!!!!!!!!!!!!!!!!!
402	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
403	SUBROUTINE wxios_add_field(fieldname, fieldgroup, fieldlongname, fieldunit)
404	USE netcdf, only: nf90_fill_real
405
406	IMPLICIT NONE
407	INCLUDE 'iniprint.h'
408
409	CHARACTER(len=*), INTENT(IN) :: fieldname
410	TYPE(xios_fieldgroup), INTENT(IN) :: fieldgroup
411	CHARACTER(len=*), INTENT(IN) :: fieldlongname
412	CHARACTER(len=*), INTENT(IN) :: fieldunit
413
414	TYPE(xios_field) :: field
415	CHARACTER(len=10) :: newunit
416	REAL(KIND=8) :: def
417
418	!La valeur par défaut des champs non définis:
419	def = nf90_fill_real
420
421	IF (fieldunit .EQ. " ") THEN
422	newunit = "-"
423	ELSE
424	newunit = fieldunit
425	ENDIF
426
427	!On ajoute le champ:
428	CALL xios_add_field(fieldgroup, field, fieldname)
429	!IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field: ",fieldname,fieldgroup, fieldlongname, fieldunit
430
431	!On rentre ses paramètres:
432	CALL xios_set_field_attr_hdl(field, standard_name=fieldlongname, unit=newunit, default_value=def)
433	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field: Field ",trim(fieldname), "cree:"
434	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field: long_name=",trim(fieldlongname),"; unit=",trim(newunit),"; default_value=",nf90_fill_real
435
436	END SUBROUTINE wxios_add_field
437
438	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
439	! Pour déclarer un champ !!!!!!!!!!!!!!!!!
440	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
441	SUBROUTINE wxios_add_field_to_file(fieldname, fdim, fid, fname, fieldlongname, fieldunit, field_level, op, nam_axvert)
442	USE print_control_mod, ONLY : prt_level, lunout
443	IMPLICIT NONE
444
445	CHARACTER(len=*), INTENT(IN) :: fieldname
446	INTEGER, INTENT(IN) :: fdim, fid
447	CHARACTER(len=*), INTENT(IN) :: fname
448	CHARACTER(len=*), INTENT(IN) :: fieldlongname
449	CHARACTER(len=*), INTENT(IN) :: fieldunit
450	INTEGER, INTENT(IN) :: field_level
451	CHARACTER(len=*), INTENT(IN) :: op
452
453	CHARACTER(len=20) :: axis_id ! Ehouarn: dangerous...
454	CHARACTER(len=20), INTENT(IN), OPTIONAL :: nam_axvert
455	CHARACTER(len=100) :: operation
456	TYPE(xios_file) :: f
457	TYPE(xios_field) :: field
458	TYPE(xios_fieldgroup) :: fieldgroup
459	TYPE(xios_duration) :: freq_op
460
461	LOGICAL :: bool=.FALSE.
462	INTEGER :: lvl =0
463
464
465	! Ajout Abd pour NMC:
466	IF (fid.LE.6) THEN
467	axis_id="presnivs"
468	ELSE
469	axis_id="plev"
470	ENDIF
471
472	IF (PRESENT(nam_axvert)) THEN
473	axis_id=nam_axvert
474	print*,'nam_axvert=',axis_id
475	ENDIF
476
477	!on prépare le nom de l'opération:
478	operation = reformaop(op)
479
480
481	!On selectionne le bon groupe de champs:
482	IF (fdim.EQ.2) THEN
483	CALL xios_get_fieldgroup_handle("fields_2D", fieldgroup)
484	ELSE
485	CALL xios_get_fieldgroup_handle("fields_3D", fieldgroup)
486	ENDIF
487
488	!On regarde si le champ à déjà été créé ou non:
489	IF (xios_is_valid_field(fieldname) .AND. .NOT. g_field_name == fieldname) THEN
490	!Si ce champ existe via XML (ie, dès le premier passage, ie g_field_name != fieldname) alors rien d'autre à faire
491	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field_to_file: Field ", trim(fieldname), "exists via XML"
492	g_flag_xml = .TRUE.
493	g_field_name = fieldname
494
495	ELSE IF (.NOT. g_field_name == fieldname) THEN
496	!Si premier pssage et champ indéfini, alors on le créé
497
498	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field_to_file: Field ", trim(fieldname), "does not exist"
499
500	!On le créé:
501	CALL wxios_add_field(fieldname, fieldgroup, fieldlongname, fieldunit)
502	IF (xios_is_valid_field(fieldname)) THEN
503	IF (prt_level >= 10) WRITE(lunout,*) "wxios_add_field_to_file: Field ", trim(fieldname), "created"
504	ENDIF
505
506	g_flag_xml = .FALSE.
507	g_field_name = fieldname
508
509	END IF
510
511	IF (.NOT. g_flag_xml) THEN
512	!Champ existe déjà, mais pas XML, alors on l'ajoute
513	!On ajoute le champ:
514	CALL xios_get_file_handle(fname, f)
515	CALL xios_add_fieldtofile(f, field)
516
517
518	!L'operation, sa frequence:
519	freq_op%timestep=1
520	CALL xios_set_field_attr_hdl(field, field_ref=fieldname, operation=TRIM(ADJUSTL(operation)), freq_op=freq_op, prec=4)
521
522
523	!On rentre ses paramètres:
524	CALL xios_set_field_attr_hdl(field, level=field_level, enabled=.TRUE.)
525
526	IF (fdim.EQ.2) THEN
527	!Si c'est un champ 2D:
528	IF (prt_level >= 10) THEN
529	WRITE(lunout,*) "wxios_add_field_to_file: 2D Field ", trim(fieldname), " in ", "X"//trim(fname) ," configured with:"
530	WRITE(lunout,*) "wxios_add_field_to_file: op=", TRIM(ADJUSTL(operation))
531	WRITE(lunout,*) "wxios_add_field_to_file: freq_op=1ts","; lvl=",field_level
532	ENDIF
533	ELSE
534	!Si 3D :
535	!On ajoute l'axe vertical qui va bien:
536	CALL xios_set_field_attr_hdl(field, axis_ref=TRIM(ADJUSTL(axis_id)))
537
538	IF (prt_level >= 10) THEN
539	WRITE(lunout,*) "wxios_add_field_to_file: 3D Field",trim(fieldname), " in ", "X"//trim(fname), "configured with:"
540	WRITE(lunout,*) "wxios_add_field_to_file: freq_op=1ts","; lvl=",field_level
541	WRITE(lunout,*) "wxios_add_field_to_file: axis=",TRIM(ADJUSTL(axis_id))
542	ENDIF
543	END IF
544
545	ELSE
546	!Sinon on se contente de l'activer:
547	CALL xios_set_field_attr(fieldname, enabled=.TRUE.)
548	!NB: This will override an enable=.false. set by a user in the xml file;
549	! then the only way to not output the field is by changing its
550	! output level
551	ENDIF
552
553	END SUBROUTINE wxios_add_field_to_file
554
555	! SUBROUTINE wxios_update_calendar(ito)
556	! INTEGER, INTENT(IN) :: ito
557	! CALL xios_update_calendar(ito)
558	! END SUBROUTINE wxios_update_calendar
559	!
560	! SUBROUTINE wxios_write_2D(fieldname, fdata)
561	! CHARACTER(len=*), INTENT(IN) :: fieldname
562	! REAL, DIMENSION(:,:), INTENT(IN) :: fdata
563	!
564	! CALL xios_send_field(fieldname, fdata)
565	! END SUBROUTINE wxios_write_2D
566
567	! SUBROUTINE wxios_write_3D(fieldname, fdata)
568	! CHARACTER(len=*), INTENT(IN) :: fieldname
569	! REAL, DIMENSION(:,:,:), INTENT(IN) :: fdata
570	!
571	! CALL xios_send_field(fieldname, fdata)
572	! END SUBROUTINE wxios_write_3D
573
574	SUBROUTINE wxios_closedef()
575	CALL xios_close_context_definition()
576	! CALL xios_update_calendar(0)
577	END SUBROUTINE wxios_closedef
578
579	SUBROUTINE wxios_close()
580	CALL xios_context_finalize()
581	CALL xios_finalize()
582	END SUBROUTINE wxios_close
583	END MODULE wxios
584	#endif

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