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infotrac.F90 @ 3927

Last change on this file since 3927 was 3927, checked in by Laurent Fairhead, 3 years ago
Initial import of the physics wih isotopes from Camille Risi CR
File size: 38.3 KB

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1	! $Id: infotrac.F90 3919 2021-05-29 08:54:49Z fhourdin $
2	!
3	MODULE infotrac
4
5	! nqtot : total number of tracers and higher order of moment, water vapor and liquid included
6	INTEGER, SAVE :: nqtot
7	!CR: on ajoute le nombre de traceurs de l eau
8	INTEGER, SAVE :: nqo
9
10	! nbtr : number of tracers not including higher order of moment or water vapor or liquid
11	! number of tracers used in the physics
12	INTEGER, SAVE :: nbtr
13
14	! CRisi: on retranche les isotopes des traceurs habituels
15	! On fait un tableaux d'indices des traceurs qui passeront dans phytrac
16	INTEGER, SAVE :: nqtottr
17	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: itr_indice
18
19	! CRisi: nb traceurs pères= directement advectés par l'air
20	INTEGER, SAVE :: nqperes
21
22	! ThL: nb traceurs INCA
23	INTEGER, SAVE :: nqINCA
24
25	! ThL: nb traceurs CO2
26	INTEGER, SAVE :: nqCO2
27
28	! Name variables
29	CHARACTER(len=20), ALLOCATABLE, DIMENSION(:), SAVE :: tname ! tracer short name for restart and diagnostics
30	CHARACTER(len=23), ALLOCATABLE, DIMENSION(:), SAVE :: ttext ! tracer long name for diagnostics
31
32	! iadv : index of trasport schema for each tracer
33	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: iadv
34
35	! niadv : vector keeping the coorspondance between all tracers(nqtot) treated in the
36	! dynamic part of the code and the tracers (nbtr+2) used in the physics part of the code.
37	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: niadv ! equivalent dyn / physique
38
39	! CRisi: tableaux de fils
40	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: nqfils
41	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: nqdesc ! nombres de fils + nombre de tous les petits fils sur toutes les générations
42	INTEGER, SAVE :: nqdesc_tot
43	INTEGER, ALLOCATABLE, DIMENSION(:,:), SAVE :: iqfils
44	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: iqpere
45	REAL :: qperemin,masseqmin,ratiomin ! MVals et CRisi
46	PARAMETER (qperemin=1e-16,masseqmin=1e-16,ratiomin=1e-16) ! MVals
47
48	! conv_flg(it)=0 : convection desactivated for tracer number it
49	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: conv_flg
50	! pbl_flg(it)=0 : boundary layer diffusion desactivaded for tracer number it
51	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: pbl_flg
52
53	CHARACTER(len=4),SAVE :: type_trac
54	CHARACTER(len=8),DIMENSION(:),ALLOCATABLE, SAVE :: solsym
55
56	! CRisi: cas particulier des isotopes
57	LOGICAL,SAVE :: ok_isotopes,ok_iso_verif,ok_isotrac,ok_init_iso
58	INTEGER :: niso_possibles
59	PARAMETER ( niso_possibles=5)
60	REAL, DIMENSION (niso_possibles),SAVE :: tnat,alpha_ideal
61	LOGICAL, DIMENSION(niso_possibles),SAVE :: use_iso
62	INTEGER, ALLOCATABLE, DIMENSION(:,:), SAVE :: iqiso ! donne indice iq en fn de (ixt,phase)
63	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: iso_num ! donne numéro iso entre 1 et niso_possibles en fn de nqtot
64	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: iso_indnum ! donne numéro iso entre 1 et niso effectif en fn de nqtot
65	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: zone_num ! donne numéro de la zone de tracage en fn de nqtot
66	INTEGER, ALLOCATABLE, DIMENSION(:), SAVE :: phase_num ! donne numéro de la zone de tracage en fn de nqtot
67	INTEGER, DIMENSION(niso_possibles), SAVE :: indnum_fn_num ! donne indice entre entre 1 et niso en fonction du numéro d isotope entre 1 et niso_possibles
68	INTEGER, ALLOCATABLE, DIMENSION(:,:), SAVE :: index_trac ! numéro ixt en fn izone, indnum entre 1 et niso
69	INTEGER,SAVE :: niso,ntraceurs_zone,ntraciso
70
71	#ifdef CPP_StratAer
72	!--CK/OB for stratospheric aerosols
73	INTEGER, SAVE :: nbtr_bin
74	INTEGER, SAVE :: nbtr_sulgas
75	INTEGER, SAVE :: id_OCS_strat
76	INTEGER, SAVE :: id_SO2_strat
77	INTEGER, SAVE :: id_H2SO4_strat
78	INTEGER, SAVE :: id_BIN01_strat
79	INTEGER, SAVE :: id_TEST_strat
80	#endif
81
82	CONTAINS
83
84	SUBROUTINE infotrac_init
85	USE control_mod, ONLY: planet_type, config_inca
86	#ifdef REPROBUS
87	USE CHEM_REP, ONLY : Init_chem_rep_trac
88	#endif
89	IMPLICIT NONE
90	!=======================================================================
91	!
92	! Auteur: P. Le Van /L. Fairhead/F.Hourdin
93	! -------
94	! Modif special traceur F.Forget 05/94
95	! Modif M-A Filiberti 02/02 lecture de traceur.def
96	!
97	! Objet:
98	! ------
99	! GCM LMD nouvelle grille
100	!
101	!=======================================================================
102	! ... modification de l'integration de q ( 26/04/94 ) ....
103	!-----------------------------------------------------------------------
104	! Declarations
105
106	INCLUDE "dimensions.h"
107	INCLUDE "iniprint.h"
108
109	! Local variables
110	INTEGER, ALLOCATABLE, DIMENSION(:) :: hadv ! index of horizontal trasport schema
111	INTEGER, ALLOCATABLE, DIMENSION(:) :: vadv ! index of vertical trasport schema
112
113	INTEGER, ALLOCATABLE, DIMENSION(:) :: hadv_inca ! index of horizontal trasport schema
114	INTEGER, ALLOCATABLE, DIMENSION(:) :: vadv_inca ! index of vertical trasport schema
115
116	INTEGER, ALLOCATABLE, DIMENSION(:) :: conv_flg_inca
117	INTEGER, ALLOCATABLE, DIMENSION(:) :: pbl_flg_inca
118	CHARACTER(len=8), ALLOCATABLE, DIMENSION(:) :: solsym_inca
119
120	CHARACTER(len=30), ALLOCATABLE, DIMENSION(:) :: tnom_0 ! tracer short name
121	CHARACTER(len=30), ALLOCATABLE, DIMENSION(:) :: tnom_transp ! transporting fluid short name: CRisi
122	CHARACTER(len=3), DIMENSION(30) :: descrq
123	CHARACTER(len=1), DIMENSION(3) :: txts
124	CHARACTER(len=2), DIMENSION(9) :: txtp
125	CHARACTER(len=23) :: str1,str2
126
127	INTEGER :: nqtrue ! number of tracers read from tracer.def, without higer order of moment
128	INTEGER :: iq, new_iq, iiq, jq, ierr,itr
129	INTEGER :: ifils,ipere,generation ! CRisi
130	LOGICAL :: continu,nouveau_traceurdef
131	INTEGER :: IOstatus ! gestion de la retrocompatibilite de traceur.def
132	CHARACTER(len=30) :: tchaine
133
134	character(len=*),parameter :: modname="infotrac_init"
135
136	!-----------------------------------------------------------------------
137	! Initialization :
138	!
139	txts=(/'x','y','z'/)
140	txtp=(/'x ','y ','z ','xx','xy','xz','yy','yz','zz'/)
141
142	descrq(14)='VLH'
143	descrq(10)='VL1'
144	descrq(11)='VLP'
145	descrq(12)='FH1'
146	descrq(13)='FH2'
147	descrq(16)='PPM'
148	descrq(17)='PPS'
149	descrq(18)='PPP'
150	descrq(20)='SLP'
151	descrq(30)='PRA'
152
153
154	! Coherence test between parameter type_trac, config_inca and preprocessing keys
155	IF (type_trac=='inca') THEN
156	WRITE(lunout,*) 'You have chosen to couple with INCA chemistry model : type_trac=', &
157	type_trac,' config_inca=',config_inca
158	IF (config_inca/='aero' .AND. config_inca/='aeNP' .AND. config_inca/='chem') THEN
159	WRITE(lunout,*) 'Incoherence between type_trac and config_inca. Model stops. Modify run.def'
160	CALL abort_gcm('infotrac_init','Incoherence between type_trac and config_inca',1)
161	ENDIF
162	#ifndef INCA
163	WRITE(lunout,*) 'To run this option you must add cpp key INCA and compile with INCA code'
164	CALL abort_gcm('infotrac_init','You must compile with cpp key INCA',1)
165	#endif
166	ELSE IF (type_trac=='repr') THEN
167	WRITE(lunout,*) 'You have chosen to couple with REPROBUS chemestry model : type_trac=', type_trac
168	#ifndef REPROBUS
169	WRITE(lunout,*) 'To run this option you must add cpp key REPROBUS and compile with REPRPBUS code'
170	CALL abort_gcm('infotrac_init','You must compile with cpp key REPROBUS',1)
171	#endif
172	ELSE IF (type_trac == 'co2i') THEN
173	WRITE(lunout,*) 'You have chosen to run with CO2 cycle: type_trac=', type_trac
174	ELSE IF (type_trac == 'coag') THEN
175	WRITE(lunout,*) 'Tracers are treated for COAGULATION tests : type_trac=', type_trac
176	#ifndef CPP_StratAer
177	WRITE(lunout,*) 'To run this option you must add cpp key StratAer and compile with StratAer code'
178	CALL abort_gcm('infotrac_init','You must compile with cpp key StratAer',1)
179	#endif
180	ELSE IF (type_trac == 'lmdz') THEN
181	WRITE(lunout,*) 'Tracers are treated in LMDZ only : type_trac=', type_trac
182	ELSE IF (type_trac == 'inco') THEN ! ThL
183	WRITE(lunout,*) 'Using jointly INCA and CO2 cycle: type_trac =', type_trac
184	IF (config_inca/='aero' .AND. config_inca/='aeNP' .AND. config_inca/='chem') THEN
185	WRITE(lunout,*) 'Incoherence between type_trac and config_inca. Model stops. Modify run.def'
186	CALL abort_gcm('infotrac_init','Incoherence between type_trac and config_inca',1)
187	ENDIF
188	#ifndef INCA
189	WRITE(lunout,*) 'To run this option you must add cpp key INCA and compilewith INCA code'
190	CALL abort_gcm('infotrac_init','You must compile with cpp key INCA',1)
191	#endif
192	ELSE
193	WRITE(lunout,*) 'type_trac=',type_trac,' not possible. Model stops'
194	CALL abort_gcm('infotrac_init','bad parameter',1)
195	ENDIF
196
197	! Test if config_inca is other then none for run without INCA
198	IF (type_trac/='inca' .AND. type_trac/='inco' .AND. config_inca/='none') THEN
199	WRITE(lunout,*) 'config_inca will now be changed to none as you do not couple with INCA model'
200	config_inca='none'
201	ENDIF
202
203	!-----------------------------------------------------------------------
204	!
205	! 1) Get the true number of tracers + water vapor/liquid
206	! Here true tracers (nqtrue) means declared tracers (only first order)
207	!
208	!-----------------------------------------------------------------------
209	IF (type_trac == 'lmdz' .OR. type_trac == 'repr' .OR. type_trac == 'coag' .OR. type_trac == 'co2i') THEN
210	IF (type_trac=='co2i') THEN
211	nqCO2 = 1
212	ELSE
213	nqCO2 = 0
214	ENDIF
215	OPEN(90,file='traceur.def',form='formatted',status='old', iostat=ierr)
216	IF(ierr.EQ.0) THEN
217	WRITE(lunout,*) trim(modname),': Open traceur.def : ok'
218	READ(90,*) nqtrue
219	write(lunout,*) 'nqtrue=',nqtrue
220	ELSE
221	WRITE(lunout,*) trim(modname),': Problem in opening traceur.def'
222	WRITE(lunout,*) trim(modname),': WARNING using defaut values'
223	IF (planet_type=='earth') THEN
224	nqtrue=4 ! Default value for Earth
225	ELSE
226	nqtrue=1 ! Default value for other planets
227	ENDIF
228	ENDIF
229	!jyg<
230	!! if ( planet_type=='earth') then
231	!! ! For Earth, water vapour & liquid tracers are not in the physics
232	!! nbtr=nqtrue-2
233	!! else
234	!! ! Other planets (for now); we have the same number of tracers
235	!! ! in the dynamics than in the physics
236	!! nbtr=nqtrue
237	!! endif
238	!>jyg
239	ELSE ! type_trac=inca or inco
240	IF (type_trac=='inco') THEN
241	nqCO2 = 1
242	ELSE
243	nqCO2 = 0
244	ENDIF
245	!jyg<
246	! The traceur.def file is used to define the number "nqo" of water phases
247	! present in the simulation. Default : nqo = 2.
248	OPEN(90,file='traceur.def',form='formatted',status='old', iostat=ierr)
249	IF(ierr.EQ.0) THEN
250	WRITE(lunout,*) trim(modname),': Open traceur.def : ok'
251	READ(90,*) nqo
252	ELSE
253	WRITE(lunout,*) trim(modname),': Using default value for nqo'
254	nqo=2
255	ENDIF
256	IF (nqo /= 2 .AND. nqo /= 3 ) THEN
257	IF (nqo == 4 .AND. type_trac=='inco') THEN ! ThL
258	WRITE(lunout,*) trim(modname),': you are coupling with INCA, and also using CO2i.'
259	nqo = 3 ! A améliorier... je force 3 traceurs eau... ThL
260	WRITE(lunout,*) trim(modname),': nqo = ',nqo
261	ELSE
262	WRITE(lunout,*) trim(modname),': nqo=',nqo, ' is not allowed. Only 2 or 3 water phases allowed'
263	CALL abort_gcm('infotrac_init','Bad number of water phases',1)
264	ENDIF
265	ENDIF
266	! nbtr has been read from INCA by init_const_lmdz() in gcm.F
267	#ifdef INCA
268	CALL Init_chem_inca_trac(nqINCA)
269	#else
270	nqINCA=0
271	#endif
272	nbtr=nqINCA+nqCO2
273	nqtrue=nbtr+nqo
274	WRITE(lunout,*) trim(modname),': nqo = ',nqo
275	WRITE(lunout,*) trim(modname),': nbtr = ',nbtr
276	WRITE(lunout,*) trim(modname),': nqtrue = ',nqtrue
277	WRITE(lunout,*) trim(modname),': nqCO2 = ',nqCO2
278	WRITE(lunout,*) trim(modname),': nqINCA = ',nqINCA
279	ALLOCATE(hadv_inca(nqINCA), vadv_inca(nqINCA), conv_flg_inca(nqINCA), pbl_flg_inca(nqINCA), solsym_inca(nqINCA))
280	ENDIF ! type_trac 'inca' ou 'inco'
281	!>jyg
282
283	IF ((planet_type=="earth").and.(nqtrue < 2)) THEN
284	WRITE(lunout,*) trim(modname),': nqtrue=',nqtrue, ' is not allowed. 2 tracers is the minimum'
285	CALL abort_gcm('infotrac_init','Not enough tracers',1)
286	ENDIF
287
288	!jyg<
289	! Transfert number of tracers to Reprobus
290	!! IF (type_trac == 'repr') THEN
291	!!#ifdef REPROBUS
292	!! CALL Init_chem_rep_trac(nbtr)
293	!!#endif
294	!! ENDIF
295	!>jyg
296
297	!
298	! Allocate variables depending on nqtrue
299	!
300	ALLOCATE(tnom_0(nqtrue), hadv(nqtrue), vadv(nqtrue),tnom_transp(nqtrue))
301
302	!
303	!jyg<
304	!! ALLOCATE(conv_flg(nbtr), pbl_flg(nbtr), solsym(nbtr))
305	!! conv_flg(:) = 1 ! convection activated for all tracers
306	!! pbl_flg(:) = 1 ! boundary layer activated for all tracers
307	!>jyg
308
309	!-----------------------------------------------------------------------
310	! 2) Choix des schemas d'advection pour l'eau et les traceurs
311	!
312	! iadv = 1 schema transport type "humidite specifique LMD"
313	! iadv = 2 schema amont
314	! iadv = 14 schema Van-leer + humidite specifique
315	! Modif F.Codron
316	! iadv = 10 schema Van-leer (retenu pour l'eau vapeur et liquide)
317	! iadv = 11 schema Van-Leer pour hadv et version PPM (Monotone) pour vadv
318	! iadv = 12 schema Frederic Hourdin I
319	! iadv = 13 schema Frederic Hourdin II
320	! iadv = 16 schema PPM Monotone(Collela & Woodward 1984)
321	! iadv = 17 schema PPM Semi Monotone (overshoots autorisés)
322	! iadv = 18 schema PPM Positif Defini (overshoots undershoots autorisés)
323	! iadv = 20 schema Slopes
324	! iadv = 30 schema Prather
325	!
326	! Dans le tableau q(ij,l,iq) : iq = 1 pour l'eau vapeur
327	! iq = 2 pour l'eau liquide
328	! Et eventuellement iq = 3,nqtot pour les autres traceurs
329	!
330	! iadv(1): choix pour l'eau vap. et iadv(2) : choix pour l'eau liq.
331	!------------------------------------------------------------------------
332	!
333	! Get choice of advection schema from file tracer.def or from INCA
334	!---------------------------------------------------------------------
335	IF (type_trac == 'lmdz' .OR. type_trac == 'repr' .OR. type_trac == 'coag' .OR. type_trac == 'co2i') THEN
336	IF(ierr.EQ.0) THEN
337	! Continue to read tracer.def
338	DO iq=1,nqtrue
339
340	write(,) 'infotrac 237: iq=',iq
341	! CRisi: ajout du nom du fluide transporteur
342	! mais rester retro compatible
343	READ(90,'(I2,X,I2,X,A)',IOSTAT=IOstatus) hadv(iq),vadv(iq),tchaine
344	write(lunout,*) 'iq,hadv(iq),vadv(iq)=',iq,hadv(iq),vadv(iq)
345	write(lunout,*) 'tchaine=',trim(tchaine)
346	write(,) 'infotrac 238: IOstatus=',IOstatus
347	if (IOstatus.ne.0) then
348	CALL abort_gcm('infotrac_init','Pb dans la lecture de traceur.def',1)
349	endif
350	! Y-a-t-il 1 ou 2 noms de traceurs? -> On regarde s'il y a un
351	! espace ou pas au milieu de la chaine.
352	continu=.true.
353	nouveau_traceurdef=.false.
354	iiq=1
355	do while (continu)
356	if (tchaine(iiq:iiq).eq.' ') then
357	nouveau_traceurdef=.true.
358	continu=.false.
359	else if (iiq.lt.LEN_TRIM(tchaine)) then
360	iiq=iiq+1
361	else
362	continu=.false.
363	endif
364	enddo
365	write(,) 'iiq,nouveau_traceurdef=',iiq,nouveau_traceurdef
366	if (nouveau_traceurdef) then
367	write(lunout,*) 'C''est la nouvelle version de traceur.def'
368	tnom_0(iq)=tchaine(1:iiq-1)
369	tnom_transp(iq)=tchaine(iiq+1:30)
370	else
371	write(lunout,*) 'C''est l''ancienne version de traceur.def'
372	write(lunout,*) 'On suppose que les traceurs sont tous d''air'
373	tnom_0(iq)=tchaine
374	tnom_transp(iq) = 'air'
375	endif
376	write(lunout,*) 'tnom_0(iq)=<',trim(tnom_0(iq)),'>'
377	write(lunout,*) 'tnom_transp(iq)=<',trim(tnom_transp(iq)),'>'
378
379	ENDDO!DO iq=1,nqtrue
380	CLOSE(90)
381
382	ELSE ! Without tracer.def, set default values
383	if (planet_type=="earth") then
384	! for Earth, default is to have 4 tracers
385	hadv(1) = 14
386	vadv(1) = 14
387	tnom_0(1) = 'H2Ov'
388	tnom_transp(1) = 'air'
389	hadv(2) = 10
390	vadv(2) = 10
391	tnom_0(2) = 'H2Ol'
392	tnom_transp(2) = 'air'
393	hadv(3) = 10
394	vadv(3) = 10
395	tnom_0(3) = 'RN'
396	tnom_transp(3) = 'air'
397	hadv(4) = 10
398	vadv(4) = 10
399	tnom_0(4) = 'PB'
400	tnom_transp(4) = 'air'
401	else ! default for other planets
402	hadv(1) = 10
403	vadv(1) = 10
404	tnom_0(1) = 'dummy'
405	tnom_transp(1) = 'dummy'
406	endif ! of if (planet_type=="earth")
407	ENDIF
408
409	WRITE(lunout,*) trim(modname),': Valeur de traceur.def :'
410	WRITE(lunout,*) trim(modname),': nombre total de traceurs ',nqtrue
411	DO iq=1,nqtrue
412	WRITE(lunout,*) hadv(iq),vadv(iq),tnom_0(iq),tnom_transp(iq)
413	END DO
414
415	IF ( planet_type=='earth') THEN
416	!CR: nombre de traceurs de l eau
417	IF (tnom_0(3) == 'H2Oi') THEN
418	nqo=3
419	ELSE
420	nqo=2
421	ENDIF
422	! For Earth, water vapour & liquid tracers are not in the physics
423	nbtr=nqtrue-nqo
424	ELSE
425	! Other planets (for now); we have the same number of tracers
426	! in the dynamics than in the physics
427	nbtr=nqtrue
428	ENDIF
429
430	#ifdef CPP_StratAer
431	IF (type_trac == 'coag') THEN
432	nbtr_bin=0
433	nbtr_sulgas=0
434	DO iq=1,nqtrue
435	IF (tnom_0(iq)(1:3)=='BIN') THEN !check if tracer name contains 'BIN'
436	nbtr_bin=nbtr_bin+1
437	ENDIF
438	IF (tnom_0(iq)(1:3)=='GAS') THEN !check if tracer name contains 'GAS'
439	nbtr_sulgas=nbtr_sulgas+1
440	ENDIF
441	ENDDO
442	print*,'nbtr_bin=',nbtr_bin
443	print*,'nbtr_sulgas=',nbtr_sulgas
444	DO iq=1,nqtrue
445	IF (tnom_0(iq)=='GASOCS') THEN
446	id_OCS_strat=iq-nqo
447	ENDIF
448	IF (tnom_0(iq)=='GASSO2') THEN
449	id_SO2_strat=iq-nqo
450	ENDIF
451	IF (tnom_0(iq)=='GASH2SO4') THEN
452	id_H2SO4_strat=iq-nqo
453	ENDIF
454	IF (tnom_0(iq)=='BIN01') THEN
455	id_BIN01_strat=iq-nqo
456	ENDIF
457	IF (tnom_0(iq)=='GASTEST') THEN
458	id_TEST_strat=iq-nqo
459	ENDIF
460	ENDDO
461	print*,'id_OCS_strat =',id_OCS_strat
462	print*,'id_SO2_strat =',id_SO2_strat
463	print*,'id_H2SO4_strat=',id_H2SO4_strat
464	print*,'id_BIN01_strat=',id_BIN01_strat
465	ENDIF
466	#endif
467
468	ENDIF ! (type_trac == 'lmdz' .OR. type_trac == 'repr' .OR. type_trac = 'coag' .OR. type_trac = 'co2i')
469	!jyg<
470	!
471
472	!-----------------------------------------------------------------------
473	!
474	! 3) Verify if advection schema 20 or 30 choosen
475	! Calculate total number of tracers needed: nqtot
476	! Allocate variables depending on total number of tracers
477	!-----------------------------------------------------------------------
478	new_iq=0
479	DO iq=1,nqtrue
480	! Add tracers for certain advection schema
481	IF (hadv(iq)<20 .AND. vadv(iq)<20 ) THEN
482	new_iq=new_iq+1 ! no tracers added
483	ELSE IF (hadv(iq)==20 .AND. vadv(iq)==20 ) THEN
484	new_iq=new_iq+4 ! 3 tracers added
485	ELSE IF (hadv(iq)==30 .AND. vadv(iq)==30 ) THEN
486	new_iq=new_iq+10 ! 9 tracers added
487	ELSE
488	WRITE(lunout,*) trim(modname),': This choice of advection schema is not available',iq,hadv(iq),vadv(iq)
489	CALL abort_gcm('infotrac_init','Bad choice of advection schema - 1',1)
490	ENDIF
491	END DO
492
493	IF (new_iq /= nqtrue) THEN
494	! The choice of advection schema imposes more tracers
495	! Assigne total number of tracers
496	nqtot = new_iq
497
498	WRITE(lunout,*) trim(modname),': The choice of advection schema for one or more tracers'
499	WRITE(lunout,*) 'makes it necessary to add tracers'
500	WRITE(lunout,*) trim(modname)//': ',nqtrue,' is the number of true tracers'
501	WRITE(lunout,*) trim(modname)//': ',nqtot, ' is the total number of tracers needed'
502
503	ELSE
504	! The true number of tracers is also the total number
505	nqtot = nqtrue
506	ENDIF
507
508	!
509	! Allocate variables with total number of tracers, nqtot
510	!
511	ALLOCATE(tname(nqtot), ttext(nqtot))
512	ALLOCATE(iadv(nqtot), niadv(nqtot))
513
514	!-----------------------------------------------------------------------
515	!
516	! 4) Determine iadv, long and short name
517	!
518	!-----------------------------------------------------------------------
519	new_iq=0
520	DO iq=1,nqtrue
521	new_iq=new_iq+1
522
523	! Verify choice of advection schema
524	IF (hadv(iq)==vadv(iq)) THEN
525	iadv(new_iq)=hadv(iq)
526	ELSE IF (hadv(iq)==10 .AND. vadv(iq)==16) THEN
527	iadv(new_iq)=11
528	ELSE
529	WRITE(lunout,*)trim(modname),': This choice of advection schema is not available',iq,hadv(iq),vadv(iq)
530
531	CALL abort_gcm('infotrac_init','Bad choice of advection schema - 2',1)
532	ENDIF
533
534	str1=tnom_0(iq)
535	tname(new_iq)= tnom_0(iq)
536	IF (iadv(new_iq)==0) THEN
537	ttext(new_iq)=trim(str1)
538	ELSE
539	ttext(new_iq)=trim(tnom_0(iq))//descrq(iadv(new_iq))
540	ENDIF
541
542	! schemas tenant compte des moments d'ordre superieur
543	str2=ttext(new_iq)
544	IF (iadv(new_iq)==20) THEN
545	DO jq=1,3
546	new_iq=new_iq+1
547	iadv(new_iq)=-20
548	ttext(new_iq)=trim(str2)//txts(jq)
549	tname(new_iq)=trim(str1)//txts(jq)
550	END DO
551	ELSE IF (iadv(new_iq)==30) THEN
552	DO jq=1,9
553	new_iq=new_iq+1
554	iadv(new_iq)=-30
555	ttext(new_iq)=trim(str2)//txtp(jq)
556	tname(new_iq)=trim(str1)//txtp(jq)
557	END DO
558	ENDIF
559	END DO
560
561	!
562	! Find vector keeping the correspodence between true and total tracers
563	!
564	niadv(:)=0
565	iiq=0
566	DO iq=1,nqtot
567	IF(iadv(iq).GE.0) THEN
568	! True tracer
569	iiq=iiq+1
570	niadv(iiq)=iq
571	ENDIF
572	END DO
573
574
575	WRITE(lunout,*) trim(modname),': Information stored in infotrac :'
576	WRITE(lunout,*) trim(modname),': iadv niadv tname ttext :'
577	DO iq=1,nqtot
578	WRITE(lunout,*) iadv(iq),niadv(iq),&
579	' ',trim(tname(iq)),' ',trim(ttext(iq))
580	END DO
581
582	!
583	! Test for advection schema.
584	! This version of LMDZ only garantees iadv=10 and iadv=14 (14 only for water vapour) .
585	!
586	DO iq=1,nqtot
587	IF (iadv(iq)/=10 .AND. iadv(iq)/=14 .AND. iadv(iq)/=0) THEN
588	WRITE(lunout,*)trim(modname),' STOP : The option iadv=',iadv(iq),' is not tested in this version of LMDZ'
589	CALL abort_gcm('infotrac_init','In this version only iadv=10 and iadv=14 is tested!',1)
590	ELSE IF (iadv(iq)==14 .AND. iq/=1) THEN
591	WRITE(lunout,*)trim(modname),'STOP : The option iadv=',iadv(iq),' is not tested in this version of LMDZ'
592	CALL abort_gcm('infotrac_init','In this version iadv=14 is only permitted for water vapour!',1)
593	ENDIF
594	END DO
595
596
597	! CRisi: quels sont les traceurs fils et les traceurs pères.
598	! initialiser tous les tableaux d'indices liés aux traceurs familiaux
599	! + vérifier que tous les pères sont écrits en premières positions
600	ALLOCATE(nqfils(nqtot),nqdesc(nqtot))
601	ALLOCATE(iqfils(nqtot,nqtot))
602	ALLOCATE(iqpere(nqtot))
603	nqperes=0
604	nqfils(:)=0
605	nqdesc(:)=0
606	iqfils(:,:)=0
607	iqpere(:)=0
608	nqdesc_tot=0
609	DO iq=1,nqtot
610	if (tnom_transp(iq) == 'air') then
611	! ceci est un traceur père
612	WRITE(lunout,*) 'Le traceur',iq,', appele ',trim(tnom_0(iq)),', est un pere'
613	nqperes=nqperes+1
614	iqpere(iq)=0
615	else !if (tnom_transp(iq) == 'air') then
616	! ceci est un fils. Qui est son père?
617	WRITE(lunout,*) 'Le traceur',iq,', appele ',trim(tnom_0(iq)),', est un fils'
618	continu=.true.
619	ipere=1
620	do while (continu)
621	if (tnom_transp(iq) == tnom_0(ipere)) then
622	! Son père est ipere
623	WRITE(lunout,*) 'Le traceur',iq,'appele ', &
624	& trim(tnom_0(iq)),' est le fils de ',ipere,'appele ',trim(tnom_0(ipere))
625	if (iq.eq.ipere) then
626	CALL abort_gcm('infotrac_init','Un fils est son propre pere',1)
627	endif
628	nqfils(ipere)=nqfils(ipere)+1
629	iqfils(nqfils(ipere),ipere)=iq
630	iqpere(iq)=ipere
631	continu=.false.
632	else !if (tnom_transp(iq) == tnom_0(ipere)) then
633	ipere=ipere+1
634	if (ipere.gt.nqtot) then
635	WRITE(lunout,*) 'Le traceur',iq,'appele ', &
636	& trim(tnom_0(iq)),', est orphelin.'
637	CALL abort_gcm('infotrac_init','Un traceur est orphelin',1)
638	endif !if (ipere.gt.nqtot) then
639	endif !if (tnom_transp(iq) == tnom_0(ipere)) then
640	enddo !do while (continu)
641	endif !if (tnom_transp(iq) == 'air') then
642	enddo !DO iq=1,nqtot
643	WRITE(lunout,*) 'infotrac: nqperes=',nqperes
644	WRITE(lunout,*) 'nqfils=',nqfils
645	WRITE(lunout,*) 'iqpere=',iqpere
646	WRITE(lunout,*) 'iqfils=',iqfils
647
648	! Calculer le nombre de descendants à partir de iqfils et de nbfils
649	DO iq=1,nqtot
650	generation=0
651	continu=.true.
652	ifils=iq
653	do while (continu)
654	ipere=iqpere(ifils)
655	if (ipere.gt.0) then
656	nqdesc(ipere)=nqdesc(ipere)+1
657	nqdesc_tot=nqdesc_tot+1
658	iqfils(nqdesc(ipere),ipere)=iq
659	ifils=ipere
660	generation=generation+1
661	else !if (ipere.gt.0) then
662	continu=.false.
663	endif !if (ipere.gt.0) then
664	enddo !do while (continu)
665	WRITE(lunout,*) 'Le traceur ',iq,', appele ',trim(tnom_0(iq)),' est un traceur de generation: ',generation
666	enddo !DO iq=1,nqtot
667	WRITE(lunout,*) 'infotrac: nqdesc=',nqdesc
668	WRITE(lunout,*) 'iqfils=',iqfils
669	WRITE(lunout,*) 'nqdesc_tot=',nqdesc_tot
670
671	! Interdire autres schémas que 10 pour les traceurs fils, et autres schémas
672	! que 10 et 14 si des pères ont des fils
673	do iq=1,nqtot
674	if (iqpere(iq).gt.0) then
675	! ce traceur a un père qui n'est pas l'air
676	! Seul le schéma 10 est autorisé
677	if (iadv(iq)/=10) then
678	WRITE(lunout,*)trim(modname),' STOP : The option iadv=',iadv(iq),' is not implemented for sons'
679	CALL abort_gcm('infotrac_init','Sons should be advected by scheme 10',1)
680	endif
681	! Le traceur père ne peut être advecté que par schéma 10 ou 14:
682	IF (iadv(iqpere(iq))/=10 .AND. iadv(iqpere(iq))/=14) THEN
683	WRITE(lunout,*)trim(modname),' STOP : The option iadv=',iadv(iq),' is not implemented for fathers'
684	CALL abort_gcm('infotrac_init','Fathers should be advected by scheme 10 ou 14',1)
685	endif !IF (iadv(iqpere(iq))/=10 .AND. iadv(iqpere(iq))/=14) THEN
686	endif !if (iqpere(iq).gt.0) the
687	enddo !do iq=1,nqtot
688
689
690
691	! detecter quels sont les traceurs isotopiques parmi des traceurs
692	call infotrac_isoinit(tnom_0,nqtrue)
693
694	! if (ntraciso.gt.0) then
695	! le 18 sep 2020: on enlève la condition ntraciso.gt.0 car nqtottr doit être
696	! connu même si il n'y a pas d'isotopes!
697	write(lunout,*) 'infotrac 702: nbtr,ntraciso=',nbtr,ntraciso
698	! retrancher les traceurs isotopiques de la liste des traceurs qui passent dans
699	! phytrac
700	nbtr=nbtr-nqo*ntraciso
701
702	! faire un tableau d'indice des traceurs qui passeront dans phytrac
703	nqtottr=nqtot-nqo*(1+ntraciso)
704	write(lunout,*) 'infotrac 704: nqtottr,nqtot,nqo=',nqtottr,nqtot,nqo
705	! Rq: nqtottr n'est pas forcément égal à nbtr dans le cas où new_iq /= nqtrue
706	ALLOCATE (itr_indice(nqtottr))
707	itr_indice(:)=0
708	itr=0
709	do iq=nqo+1, nqtot
710	if (iso_num(iq).eq.0) then
711	itr=itr+1
712	write(,) 'itr=',itr
713	itr_indice(itr)=iq
714	endif !if (iso_num(iq).eq.0) then
715	enddo
716	if (itr.ne.nqtottr) then
717	CALL abort_gcm('infotrac_init','pb dans le calcul de nqtottr',1)
718	endif
719	write(lunout,*) 'itr_indice=',itr_indice
720	! endif !if (ntraciso.gt.0) then
721
722
723	! Transfert number of tracers to Reprobus
724	IF (type_trac == 'repr') THEN
725	#ifdef REPROBUS
726	CALL Init_chem_rep_trac(nbtr,nqo,tnom_0)
727	#endif
728	ENDIF
729	!
730	! Allocate variables depending on nbtr
731	!
732	ALLOCATE(conv_flg(nbtr), pbl_flg(nbtr), solsym(nbtr))
733	conv_flg(:) = 1 ! convection activated for all tracers
734	pbl_flg(:) = 1 ! boundary layer activated for all tracers
735	!
736	!! ELSE ! type_trac=inca : config_inca='aero' ou 'chem'
737	!
738	IF (type_trac == 'inca' .OR. type_trac == 'inco') THEN ! config_inca='aero' ou 'chem'
739	!>jyg
740	! le module de chimie fournit les noms des traceurs
741	! et les schemas d'advection associes. excepte pour ceux lus
742	! dans traceur.def
743	IF (ierr .eq. 0) then
744	DO iq=1,nqo+nqCO2
745
746	write(,) 'infotrac 237: iq=',iq
747	! CRisi: ajout du nom du fluide transporteur
748	! mais rester retro compatible
749	READ(90,'(I2,X,I2,X,A)',IOSTAT=IOstatus) hadv(iq),vadv(iq),tchaine
750	write(lunout,*) 'iq,hadv(iq),vadv(iq)=',iq,hadv(iq),vadv(iq)
751	write(lunout,*) 'tchaine=',trim(tchaine)
752	write(,) 'infotrac 238: IOstatus=',IOstatus
753	if (IOstatus.ne.0) then
754	CALL abort_gcm('infotrac_init','Pb dans la lecture de traceur.def',1)
755	endif
756	! Y-a-t-il 1 ou 2 noms de traceurs? -> On regarde s'il y a un
757	! espace ou pas au milieu de la chaine.
758	continu=.true.
759	nouveau_traceurdef=.false.
760	iiq=1
761	do while (continu)
762	if (tchaine(iiq:iiq).eq.' ') then
763	nouveau_traceurdef=.true.
764	continu=.false.
765	else if (iiq.lt.LEN_TRIM(tchaine)) then
766	iiq=iiq+1
767	else
768	continu=.false.
769	endif
770	enddo
771	write(,) 'iiq,nouveau_traceurdef=',iiq,nouveau_traceurdef
772	if (nouveau_traceurdef) then
773	write(lunout,*) 'C''est la nouvelle version de traceur.def'
774	tnom_0(iq)=tchaine(1:iiq-1)
775	tnom_transp(iq)=tchaine(iiq+1:30)
776	else
777	write(lunout,*) 'C''est l''ancienne version de traceur.def'
778	write(lunout,*) 'On suppose que les traceurs sont tous d''air'
779	tnom_0(iq)=tchaine
780	tnom_transp(iq) = 'air'
781	endif
782	write(lunout,*) 'tnom_0(iq)=<',trim(tnom_0(iq)),'>'
783	write(lunout,*) 'tnom_transp(iq)=<',trim(tnom_transp(iq)),'>'
784
785	ENDDO !DO iq=1,nqo
786	CLOSE(90)
787	ELSE !! if traceur.def doesn't exist
788	tnom_0(1)='H2Ov'
789	tnom_transp(1) = 'air'
790	tnom_0(2)='H2Ol'
791	tnom_transp(2) = 'air'
792	hadv(1) = 10
793	hadv(2) = 10
794	vadv(1) = 10
795	vadv(2) = 10
796	ENDIF
797
798	#ifdef INCA
799	CALL init_transport( &
800	hadv_inca, &
801	vadv_inca, &
802	conv_flg_inca, &
803	pbl_flg_inca, &
804	solsym_inca)
805
806	conv_flg(1+nqCO2:nbtr) = conv_flg_inca
807	pbl_flg(1+nqCO2:nbtr) = pbl_flg_inca
808	solsym(1+nqCO2:nbtr) = solsym_inca
809
810	IF (type_trac == 'inco') THEN
811	conv_flg(1:nqCO2) = 1
812	pbl_flg(1:nqCO2) = 1
813	solsym(1:nqCO2) = 'CO2'
814	ENDIF
815	#endif
816
817	!jyg<
818	DO iq = nqo+nqCO2+1, nqtrue
819	hadv(iq) = hadv_inca(iq-nqo-nqCO2)
820	vadv(iq) = vadv_inca(iq-nqo-nqCO2)
821	tnom_0(iq)=solsym_inca(iq-nqo-nqCO2)
822	tnom_transp(iq) = 'air'
823	END DO
824
825	ENDIF ! (type_trac == 'inca' or 'inco')
826
827	!-----------------------------------------------------------------------
828	! Finalize :
829	!
830	DEALLOCATE(tnom_0, hadv, vadv,tnom_transp)
831
832	WRITE(lunout,*) 'infotrac init fin'
833
834	END SUBROUTINE infotrac_init
835
836	SUBROUTINE infotrac_isoinit(tnom_0,nqtrue)
837
838	#ifdef CPP_IOIPSL
839	use IOIPSL
840	#else
841	! if not using IOIPSL, we still need to use (a local version of) getin
842	use ioipsl_getincom
843	#endif
844	implicit none
845
846	! inputs
847	INTEGER nqtrue
848	CHARACTER(len=30) tnom_0(nqtrue)
849
850	! locals
851	CHARACTER(len=3), DIMENSION(niso_possibles) :: tnom_iso
852	INTEGER, ALLOCATABLE,DIMENSION(:,:) :: nb_iso,nb_traciso
853	INTEGER, ALLOCATABLE,DIMENSION(:) :: nb_isoind
854	INTEGER :: ntraceurs_zone_prec,iq,phase,ixt,iiso,izone
855	CHARACTER(len=19) :: tnom_trac
856	INCLUDE "iniprint.h"
857
858	tnom_iso=(/'eau','HDO','O18','O17','HTO'/)
859
860	ALLOCATE(nb_iso(niso_possibles,nqo))
861	ALLOCATE(nb_isoind(nqo))
862	ALLOCATE(nb_traciso(niso_possibles,nqo))
863	ALLOCATE(iso_num(nqtot))
864	ALLOCATE(iso_indnum(nqtot))
865	ALLOCATE(zone_num(nqtot))
866	ALLOCATE(phase_num(nqtot))
867
868	iso_num(:)=0
869	iso_indnum(:)=0
870	zone_num(:)=0
871	phase_num(:)=0
872	indnum_fn_num(:)=0
873	use_iso(:)=.false.
874	nb_iso(:,:)=0
875	nb_isoind(:)=0
876	nb_traciso(:,:)=0
877	niso=0
878	ntraceurs_zone=0
879	ntraceurs_zone_prec=0
880	ntraciso=0
881
882	do iq=nqo+1,nqtot
883	! write(lunout,*) 'infotrac 569: iq,tnom_0(iq)=',iq,tnom_0(iq)
884	do phase=1,nqo
885	do ixt= 1,niso_possibles
886	tnom_trac=trim(tnom_0(phase))//'_'
887	tnom_trac=trim(tnom_trac)//trim(tnom_iso(ixt))
888	! write(,) 'phase,ixt,tnom_trac=',phase,ixt,tnom_trac
889	IF (tnom_0(iq) == tnom_trac) then
890	! write(lunout,*) 'Ce traceur est un isotope'
891	nb_iso(ixt,phase)=nb_iso(ixt,phase)+1
892	nb_isoind(phase)=nb_isoind(phase)+1
893	iso_num(iq)=ixt
894	iso_indnum(iq)=nb_isoind(phase)
895	indnum_fn_num(ixt)=iso_indnum(iq)
896	phase_num(iq)=phase
897	! write(lunout,*) 'iso_num(iq)=',iso_num(iq)
898	! write(lunout,*) 'iso_indnum(iq)=',iso_indnum(iq)
899	! write(lunout,*) 'indnum_fn_num(ixt)=',indnum_fn_num(ixt)
900	! write(lunout,*) 'phase_num(iq)=',phase_num(iq)
901	goto 20
902	else if (iqpere(iq).gt.0) then
903	if (tnom_0(iqpere(iq)) == tnom_trac) then
904	! write(lunout,*) 'Ce traceur est le fils d''un isotope'
905	! c'est un traceur d'isotope
906	nb_traciso(ixt,phase)=nb_traciso(ixt,phase)+1
907	iso_num(iq)=ixt
908	iso_indnum(iq)=indnum_fn_num(ixt)
909	zone_num(iq)=nb_traciso(ixt,phase)
910	phase_num(iq)=phase
911	! write(lunout,*) 'iso_num(iq)=',iso_num(iq)
912	! write(lunout,*) 'phase_num(iq)=',phase_num(iq)
913	! write(lunout,*) 'zone_num(iq)=',zone_num(iq)
914	goto 20
915	endif !if (tnom_0(iqpere(iq)) == trim(tnom_0(phase))//trim(tnom_iso(ixt))) then
916	endif !IF (tnom_0(iq) == trim(tnom_0(phase))//trim(tnom_iso(ixt))) then
917	enddo !do ixt= niso_possibles
918	enddo !do phase=1,nqo
919	20 continue
920	enddo !do iq=1,nqtot
921
922	! write(lunout,*) 'iso_num=',iso_num
923	! write(lunout,*) 'iso_indnum=',iso_indnum
924	! write(lunout,*) 'zone_num=',zone_num
925	! write(lunout,*) 'phase_num=',phase_num
926	! write(lunout,*) 'indnum_fn_num=',indnum_fn_num
927
928	do ixt= 1,niso_possibles
929
930	if (nb_iso(ixt,1).eq.1) then
931	! on vérifie que toutes les phases ont le même nombre de
932	! traceurs
933	do phase=2,nqo
934	if (nb_iso(ixt,phase).ne.nb_iso(ixt,1)) then
935	! write(lunout,*) 'ixt,phase,nb_iso=',ixt,phase,nb_iso(ixt,phase)
936	CALL abort_gcm('infotrac_init','Phases must have same number of isotopes',1)
937	endif
938	enddo !do phase=2,nqo
939
940	niso=niso+1
941	use_iso(ixt)=.true.
942	ntraceurs_zone=nb_traciso(ixt,1)
943
944	! on vérifie que toutes les phases ont le même nombre de
945	! traceurs
946	do phase=2,nqo
947	if (nb_traciso(ixt,phase).ne.ntraceurs_zone) then
948	write(lunout,*) 'ixt,phase,nb_traciso=',ixt,phase,nb_traciso(ixt,phase)
949	write(lunout,*) 'ntraceurs_zone=',ntraceurs_zone
950	CALL abort_gcm('infotrac_init','Phases must have same number of tracers',1)
951	endif
952	enddo !do phase=2,nqo
953	! on vérifie que tous les isotopes ont le même nombre de
954	! traceurs
955	if (ntraceurs_zone_prec.gt.0) then
956	if (ntraceurs_zone.eq.ntraceurs_zone_prec) then
957	ntraceurs_zone_prec=ntraceurs_zone
958	else !if (ntraceurs_zone.eq.ntraceurs_zone_prec) then
959	write(,) 'ntraceurs_zone_prec,ntraceurs_zone=',ntraceurs_zone_prec,ntraceurs_zone
960	CALL abort_gcm('infotrac_init', &
961	&'Isotope tracers are not well defined in traceur.def',1)
962	endif !if (ntraceurs_zone.eq.ntraceurs_zone_prec) then
963	endif !if (ntraceurs_zone_prec.gt.0) then
964
965	else if (nb_iso(ixt,1).ne.0) then
966	WRITE(lunout,*) 'nqo,ixt=',nqo,ixt
967	WRITE(lunout,*) 'nb_iso(ixt,1)=',nb_iso(ixt,1)
968	CALL abort_gcm('infotrac_init','Isotopes are not well defined in traceur.def',1)
969	endif !if (nb_iso(ixt,1).eq.1) then
970	enddo ! do ixt= niso_possibles
971
972	! dimensions isotopique:
973	ntraciso=niso*(ntraceurs_zone+1)
974	! WRITE(lunout,*) 'niso=',niso
975	! WRITE(lunout,*) 'ntraceurs_zone,ntraciso=',ntraceurs_zone,ntraciso
976
977	! flags isotopiques:
978	if (niso.gt.0) then
979	ok_isotopes=.true.
980	else
981	ok_isotopes=.false.
982	endif
983	! WRITE(lunout,*) 'ok_isotopes=',ok_isotopes
984
985	if (ok_isotopes) then
986	ok_iso_verif=.false.
987	call getin('ok_iso_verif',ok_iso_verif)
988	ok_init_iso=.false.
989	call getin('ok_init_iso',ok_init_iso)
990	tnat=(/1.0,155.76e-6,2005.2e-6,0.004/100.,0.0/)
991	alpha_ideal=(/1.0,1.01,1.006,1.003,1.0/)
992	endif !if (ok_isotopes) then
993	! WRITE(lunout,*) 'ok_iso_verif=',ok_iso_verif
994	! WRITE(lunout,*) 'ok_init_iso=',ok_init_iso
995
996	if (ntraceurs_zone.gt.0) then
997	ok_isotrac=.true.
998	else
999	ok_isotrac=.false.
1000	endif
1001	! WRITE(lunout,*) 'ok_isotrac=',ok_isotrac
1002
1003	! remplissage du tableau iqiso(ntraciso,phase)
1004	ALLOCATE(iqiso(ntraciso,nqo))
1005	iqiso(:,:)=0
1006	do iq=1,nqtot
1007	if (iso_num(iq).gt.0) then
1008	ixt=iso_indnum(iq)+zone_num(iq)*niso
1009	iqiso(ixt,phase_num(iq))=iq
1010	endif
1011	enddo
1012	! WRITE(lunout,*) 'iqiso=',iqiso
1013
1014	! replissage du tableau index_trac(ntraceurs_zone,niso)
1015	ALLOCATE(index_trac(ntraceurs_zone,niso))
1016	if (ok_isotrac) then
1017	do iiso=1,niso
1018	do izone=1,ntraceurs_zone
1019	index_trac(izone,iiso)=iiso+izone*niso
1020	enddo
1021	enddo
1022	else !if (ok_isotrac) then
1023	index_trac(:,:)=0.0
1024	endif !if (ok_isotrac) then
1025	! write(lunout,*) 'index_trac=',index_trac
1026
1027	! Finalize :
1028	DEALLOCATE(nb_iso)
1029
1030	END SUBROUTINE infotrac_isoinit
1031
1032	END MODULE infotrac

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