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leapfrog.F @ 1703

Last change on this file since 1703 was 1703, checked in by slebonnois, 8 years ago
SL: rectification du precedent commit pour les routines qui ne devaient pas etre concernées..... Désolé
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1	!
2	! $Id: leapfrog.F 1446 2010-10-22 09:27:25Z emillour $
3	!
4	c
5	c
6	SUBROUTINE leapfrog(ucov,vcov,teta,ps,masse,phis,q,
7	& time_0)
8
9
10	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
11	#ifdef CPP_IOIPSL
12	use IOIPSL
13	#endif
14	USE infotrac, ONLY: nqtot,ok_iso_verif
15	USE guide_mod, ONLY : guide_main
16	USE write_field, ONLY: writefield
17	USE control_mod, ONLY: planet_type,nday,day_step,iperiod,iphysiq,
18	& less1day,fractday,ndynstep,iconser,
19	& dissip_period,offline,ip_ebil_dyn,
20	& ok_dynzon,periodav,ok_dyn_ave,iecri,
21	& ok_dyn_ins,output_grads_dyn
22	use exner_hyb_m, only: exner_hyb
23	use exner_milieu_m, only: exner_milieu
24	use cpdet_mod, only: cpdet,tpot2t,t2tpot
25	use sponge_mod, only: callsponge,mode_sponge,sponge
26	use comuforc_h
27	USE comvert_mod, ONLY: ap,bp,pressure_exner,presnivs
28	USE comconst_mod, ONLY: daysec,dtvr,dtphys,dtdiss,
29	. cpp,ihf,iflag_top_bound,pi
30	USE logic_mod, ONLY: iflag_phys,ok_guide,forward,leapf,apphys,
31	. statcl,conser,apdiss,purmats,tidal,ok_strato
32	USE temps_mod, ONLY: jD_ref,jH_ref,itaufin,day_ini,day_ref,
33	. start_time,dt
34
35	IMPLICIT NONE
36
37	c ...... Version du 10/01/98 ..........
38
39	c avec coordonnees verticales hybrides
40	c avec nouveaux operat. dissipation * ( gradiv2,divgrad2,nxgraro2 )
41
42	c=======================================================================
43	c
44	c Auteur: P. Le Van /L. Fairhead/F.Hourdin
45	c -------
46	c
47	c Objet:
48	c ------
49	c
50	c GCM LMD nouvelle grille
51	c
52	c=======================================================================
53	c
54	c ... Dans inigeom , nouveaux calculs pour les elongations cu , cv
55	c et possibilite d'appeler une fonction f(y) a derivee tangente
56	c hyperbolique a la place de la fonction a derivee sinusoidale.
57
58	c ... Possibilite de choisir le shema pour l'advection de
59	c q , en modifiant iadv dans traceur.def (10/02) .
60	c
61	c Pour Van-Leer + Vapeur d'eau saturee, iadv(1)=4. (F.Codron,10/99)
62	c Pour Van-Leer iadv=10
63	c
64	c-----------------------------------------------------------------------
65	c Declarations:
66	c -------------
67
68	#include "dimensions.h"
69	#include "paramet.h"
70	#include "comdissnew.h"
71	#include "comgeom.h"
72	!#include "com_io_dyn.h"
73	#include "iniprint.h"
74	#include "academic.h"
75
76	! FH 2008/05/09 On elimine toutes les clefs physiques dans la dynamique
77	! #include "clesphys.h"
78
79	REAL,INTENT(IN) :: time_0 ! not used
80
81	c dynamical variables:
82	REAL,INTENT(INOUT) :: ucov(ip1jmp1,llm) ! zonal covariant wind
83	REAL,INTENT(INOUT) :: vcov(ip1jm,llm) ! meridional covariant wind
84	REAL,INTENT(INOUT) :: teta(ip1jmp1,llm) ! potential temperature
85	REAL,INTENT(INOUT) :: ps(ip1jmp1) ! surface pressure (Pa)
86	REAL,INTENT(INOUT) :: masse(ip1jmp1,llm) ! air mass
87	REAL,INTENT(INOUT) :: phis(ip1jmp1) ! geopotentiat at the surface
88	REAL,INTENT(INOUT) :: q(ip1jmp1,llm,nqtot) ! advected tracers
89
90	REAL p (ip1jmp1,llmp1 ) ! interlayer pressure
91	REAL pks(ip1jmp1) ! exner at the surface
92	REAL pk(ip1jmp1,llm) ! exner at mid-layer
93	REAL pkf(ip1jmp1,llm) ! filtered exner at mid-layer
94	REAL phi(ip1jmp1,llm) ! geopotential
95	REAL w(ip1jmp1,llm) ! vertical velocity
96	! ADAPTATION GCM POUR CP(T)
97	REAL temp(ip1jmp1,llm) ! temperature
98	REAL tsurpk(ip1jmp1,llm) ! cpp*T/pk
99
100	! real zqmin,zqmax
101
102	c variables dynamiques intermediaire pour le transport
103	REAL pbaru(ip1jmp1,llm),pbarv(ip1jm,llm) !flux de masse
104
105	c variables dynamiques au pas -1
106	REAL vcovm1(ip1jm,llm),ucovm1(ip1jmp1,llm)
107	REAL tetam1(ip1jmp1,llm),psm1(ip1jmp1)
108	REAL massem1(ip1jmp1,llm)
109
110	c tendances dynamiques en */s
111	REAL dv(ip1jm,llm),du(ip1jmp1,llm)
112	REAL dteta(ip1jmp1,llm),dq(ip1jmp1,llm,nqtot),dp(ip1jmp1)
113
114	c tendances de la dissipation en */s
115	REAL dvdis(ip1jm,llm),dudis(ip1jmp1,llm)
116	REAL dtetadis(ip1jmp1,llm)
117
118	c tendances de la couche superieure */s
119	c REAL dvtop(ip1jm,llm)
120	REAL dutop(ip1jmp1,llm)
121	c REAL dtetatop(ip1jmp1,llm)
122	c REAL dqtop(ip1jmp1,llm,nqtot),dptop(ip1jmp1)
123
124	c TITAN : tendances due au forces de marees */s
125	REAL dvtidal(ip1jm,llm),dutidal(ip1jmp1,llm)
126
127	c tendances physiques */s
128	REAL dvfi(ip1jm,llm),dufi(ip1jmp1,llm)
129	REAL dtetafi(ip1jmp1,llm),dqfi(ip1jmp1,llm,nqtot),dpfi(ip1jmp1)
130
131	c variables pour le fichier histoire
132	! REAL dtav ! intervalle de temps elementaire
133
134	REAL tppn(iim),tpps(iim),tpn,tps
135	c
136	INTEGER itau,itaufinp1,iav
137	! INTEGER iday ! jour julien
138	REAL time
139
140	REAL SSUM
141	! REAL finvmaold(ip1jmp1,llm)
142
143	cym LOGICAL lafin
144	LOGICAL :: lafin=.false.
145	INTEGER ij,iq,l
146	! INTEGER ik
147
148	! real time_step, t_wrt, t_ops
149
150	REAL rdaym_ini
151	! jD_cur: jour julien courant
152	! jH_cur: heure julienne courante
153	REAL :: jD_cur, jH_cur
154	! INTEGER :: an, mois, jour
155	! REAL :: secondes
156
157	LOGICAL first,callinigrads
158	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
159	save first
160	data first/.true./
161	! real dt_cum
162	! character*10 infile
163	! integer zan, tau0, thoriid
164	! integer nid_ctesGCM
165	! save nid_ctesGCM
166	! real degres
167	! real rlong(iip1), rlatg(jjp1)
168	! real zx_tmp_2d(iip1,jjp1)
169	! integer ndex2d(iip1*jjp1)
170	logical ok_sync
171	parameter (ok_sync = .true.)
172	logical physics
173
174	data callinigrads/.true./
175	character*10 string10
176
177	! REAL alpha(ip1jmp1,llm),beta(ip1jmp1,llm)
178	REAL :: flxw(ip1jmp1,llm) ! flux de masse verticale
179
180	c+jld variables test conservation energie
181	REAL ecin(ip1jmp1,llm),ecin0(ip1jmp1,llm)
182	C Tendance de la temp. potentiel d (theta)/ d t due a la
183	C tansformation d'energie cinetique en energie thermique
184	C cree par la dissipation
185	REAL dtetaecdt(ip1jmp1,llm)
186	REAL vcont(ip1jm,llm),ucont(ip1jmp1,llm)
187	REAL vnat(ip1jm,llm),unat(ip1jmp1,llm)
188	! REAL d_h_vcol, d_qt, d_qw, d_ql, d_ec
189	CHARACTER*15 ztit
190	!IM INTEGER ip_ebil_dyn ! PRINT level for energy conserv. diag.
191	!IM SAVE ip_ebil_dyn
192	!IM DATA ip_ebil_dyn/0/
193	c-jld
194
195	! integer :: itau_w ! for write_paramLMDZ_dyn.h
196
197	! character*80 dynhist_file, dynhistave_file
198	character(len=*),parameter :: modname="leapfrog"
199	character*80 abort_message
200
201	logical dissip_conservative
202	save dissip_conservative
203	data dissip_conservative/.true./
204
205	INTEGER testita
206	PARAMETER (testita = 9)
207
208	logical , parameter :: flag_verif = .false.
209
210	! for CP(T)
211	real :: dtec
212	real :: ztetaec(ip1jmp1,llm)
213
214	if (nday>=0) then
215	itaufin = nday*day_step
216	else
217	! to run a given (-nday) number of dynamical steps
218	itaufin = -nday
219	endif
220	if (less1day) then
221	c MODIF VENUS: to run less than one day:
222	itaufin = int(fractday*day_step)
223	endif
224	if (ndynstep.gt.0) then
225	! running a given number of dynamical steps
226	itaufin=ndynstep
227	endif
228	itaufinp1 = itaufin +1
229
230	c INITIALISATIONS
231	dudis(:,:) =0.
232	dvdis(:,:) =0.
233	dtetadis(:,:)=0.
234	dutop(:,:) =0.
235	c dvtop(:,:) =0.
236	c dtetatop(:,:)=0.
237	c dqtop(:,:,:) =0.
238	c dptop(:) =0.
239	dufi(:,:) =0.
240	dvfi(:,:) =0.
241	dtetafi(:,:)=0.
242	dqfi(:,:,:) =0.
243	dpfi(:) =0.
244
245	itau = 0
246	physics=.true.
247	if (iflag_phys==0.or.iflag_phys==2) physics=.false.
248
249	c iday = day_ini+itau/day_step
250	c time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
251	c IF(time.GT.1.) THEN
252	c time = time-1.
253	c iday = iday+1
254	c ENDIF
255
256
257	c-----------------------------------------------------------------------
258	c On initialise la pression et la fonction d'Exner :
259	c --------------------------------------------------
260
261	dq(:,:,:)=0.
262	CALL pression ( ip1jmp1, ap, bp, ps, p )
263	if (pressure_exner) then
264	CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
265	else
266	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
267	endif
268
269	c------------------
270	c TEST PK MONOTONE
271	c------------------
272	write(,) "Test PK"
273	do ij=1,ip1jmp1
274	do l=2,llm
275	if(pk(ij,l).gt.pk(ij,l-1)) then
276	c write(,) ij,l,pk(ij,l)
277	abort_message = 'PK non strictement decroissante'
278	call abort_gcm(modname,abort_message,1)
279	c write(,) "ATTENTION, Test PK deconnecté..."
280	endif
281	enddo
282	enddo
283	write(,) "Fin Test PK"
284	c stop
285	c------------------
286
287	c-----------------------------------------------------------------------
288	c Debut de l'integration temporelle:
289	c ----------------------------------
290
291	1 CONTINUE ! Matsuno Forward step begins here
292
293	c date: (NB: date remains unchanged for Backward step)
294	c -----
295
296	jD_cur = jD_ref + day_ini - day_ref + &
297	& (itau+1)/day_step
298	jH_cur = jH_ref + start_time + &
299	& mod(itau+1,day_step)/float(day_step)
300	jD_cur = jD_cur + int(jH_cur)
301	jH_cur = jH_cur - int(jH_cur)
302
303	if (ok_iso_verif) then
304	call check_isotopes_seq(q,ip1jmp1,'leapfrog 321')
305	endif !if (ok_iso_verif) then
306
307	#ifdef CPP_IOIPSL
308	IF (planet_type.eq."earth") THEN
309	if (ok_guide) then
310	call guide_main(itau,ucov,vcov,teta,q,masse,ps)
311	endif
312	ENDIF
313	#endif
314
315
316	c
317	c IF( MOD( itau, 10* day_step ).EQ.0 ) THEN
318	c CALL test_period ( ucov,vcov,teta,q,p,phis )
319	c PRINT *,' ---- Test_period apres continue OK ! -----', itau
320	c ENDIF
321	c
322
323	! Save fields obtained at previous time step as '...m1'
324	CALL SCOPY( ijmllm ,vcov , 1, vcovm1 , 1 )
325	CALL SCOPY( ijp1llm,ucov , 1, ucovm1 , 1 )
326	CALL SCOPY( ijp1llm,teta , 1, tetam1 , 1 )
327	CALL SCOPY( ijp1llm,masse, 1, massem1, 1 )
328	CALL SCOPY( ip1jmp1, ps , 1, psm1 , 1 )
329
330	forward = .TRUE.
331	leapf = .FALSE.
332	dt = dtvr
333
334	c ... P.Le Van .26/04/94 ....
335	! Ehouarn: finvmaold is actually not used
336	! CALL SCOPY ( ijp1llm, masse, 1, finvmaold, 1 )
337	! CALL filtreg ( finvmaold ,jjp1, llm, -2,2, .TRUE., 1 )
338
339	if (ok_iso_verif) then
340	call check_isotopes_seq(q,ip1jmp1,'leapfrog 400')
341	endif !if (ok_iso_verif) then
342
343	2 CONTINUE ! Matsuno backward or leapfrog step begins here
344
345	c-----------------------------------------------------------------------
346
347	c date: (NB: only leapfrog step requires recomputing date)
348	c -----
349
350	IF (leapf) THEN
351	jD_cur = jD_ref + day_ini - day_ref +
352	& (itau+1)/day_step
353	jH_cur = jH_ref + start_time +
354	& mod(itau+1,day_step)/float(day_step)
355	jD_cur = jD_cur + int(jH_cur)
356	jH_cur = jH_cur - int(jH_cur)
357	ENDIF
358
359
360	c gestion des appels de la physique et des dissipations:
361	c ------------------------------------------------------
362	c
363	c ... P.Le Van ( 6/02/95 ) ....
364
365	apphys = .FALSE.
366	statcl = .FALSE.
367	conser = .FALSE.
368	apdiss = .FALSE.
369
370	IF( purmats ) THEN
371	! Purely Matsuno time stepping
372	IF( MOD(itau,iconser) .EQ.0.AND. forward ) conser = .TRUE.
373	IF( MOD(itau,dissip_period ).EQ.0.AND..NOT.forward )
374	s apdiss = .TRUE.
375	IF( MOD(itau,iphysiq ).EQ.0.AND..NOT.forward
376	s .and. physics ) apphys = .TRUE.
377	ELSE
378	! Leapfrog/Matsuno time stepping
379	IF( MOD(itau ,iconser) .EQ. 0 ) conser = .TRUE.
380	IF( MOD(itau+1,dissip_period).EQ.0 .AND. .NOT. forward )
381	s apdiss = .TRUE.
382	IF( MOD(itau+1,iphysiq).EQ.0.AND.physics ) apphys=.TRUE.
383	END IF
384
385	! Ehouarn: for Shallow Water case (ie: 1 vertical layer),
386	! supress dissipation step
387	if (llm.eq.1) then
388	apdiss=.false.
389	endif
390
391	#ifdef NODYN
392	apdiss=.false.
393	#endif
394
395	if (ok_iso_verif) then
396	call check_isotopes_seq(q,ip1jmp1,'leapfrog 589')
397	endif !if (ok_iso_verif) then
398
399	c-----------------------------------------------------------------------
400	c calcul des tendances dynamiques:
401	c --------------------------------
402
403	! ADAPTATION GCM POUR CP(T)
404	call tpot2t(ijp1llm,teta,temp,pk)
405	tsurpk = cpp*temp/pk
406	! compute geopotential phi()
407	CALL geopot ( ip1jmp1, tsurpk , pk , pks, phis , phi )
408
409	rdaym_ini = itau * dtvr / daysec
410
411	time = jD_cur + jH_cur
412
413	#ifdef NODYN
414	dv(:,:) = 0.D+0
415	du(:,:) = 0.D+0
416	dteta(:,:) = 0.D+0
417	dq(:,:,:) = 0.D+0
418	dp(:) = 0.D+0
419	#else
420	CALL caldyn
421	$ ( itau,ucov,vcov,teta,ps,masse,pk,pkf,tsurpk,phis ,
422	$ phi,conser,du,dv,dteta,dp,w, pbaru,pbarv, time )
423
424	! Simple zonal wind nudging for generic planetary model
425	! AS 09/2013
426	! ---------------------------------------------------
427	if (planet_type.eq."generic") then
428	if (ok_guide) then
429	du(:,:) = du(:,:) + ((uforc(:,:)-ucov(:,:)) / facwind)
430	endif
431	endif
432
433	c-----------------------------------------------------------------------
434	c calcul des tendances advection des traceurs (dont l'humidite)
435	c -------------------------------------------------------------
436
437	if (ok_iso_verif) then
438	call check_isotopes_seq(q,ip1jmp1,
439	& 'leapfrog 686: avant caladvtrac')
440	endif !if (ok_iso_verif) then
441
442	IF( forward. OR . leapf ) THEN
443	! Ehouarn: NB: fields sent to advtrac are those at the beginning of the time step
444	CALL caladvtrac(q,pbaru,pbarv,
445	* p, masse, dq, teta,
446	. flxw, pk)
447
448	IF (offline) THEN
449	Cmaf stokage du flux de masse pour traceurs OFF-LINE
450
451	#ifdef CPP_IOIPSL
452	CALL fluxstokenc(pbaru,pbarv,masse,teta,phi,phis,
453	. dtvr, itau)
454	#endif
455
456
457	ENDIF ! of IF (offline)
458	c
459	ENDIF ! of IF( forward. OR . leapf )
460
461
462	c-----------------------------------------------------------------------
463	c integrations dynamique et traceurs:
464	c ----------------------------------
465
466	if (ok_iso_verif) then
467	write(,) 'leapfrog 720'
468	call check_isotopes_seq(q,ip1jmp1,'leapfrog 756')
469	endif !if (ok_iso_verif) then
470
471	CALL integrd ( nqtot,vcovm1,ucovm1,tetam1,psm1,massem1 ,
472	$ dv,du,dteta,dq,dp,vcov,ucov,teta,q,ps,masse,phis )
473	! $ finvmaold )
474
475	if (ok_iso_verif) then
476	write(,) 'leapfrog 724'
477	call check_isotopes_seq(q,ip1jmp1,'leapfrog 762')
478	endif !if (ok_iso_verif) then
479
480	IF ((planet_type.eq."titan").and.(tidal)) then
481	c-----------------------------------------------------------------------
482	c Marées gravitationnelles causées par Saturne
483	c B. Charnay (28/10/2010)
484	c ----------------------------------------------------------
485	CALL tidal_forces(rdaym_ini, dutidal, dvtidal)
486	ucov=ucov+dutidal*dt
487	vcov=vcov+dvtidal*dt
488	ENDIF
489
490	! NODYN precompiling flag
491	#endif
492
493	c .P.Le Van (26/04/94 ajout de finvpold dans l'appel d'integrd)
494	c
495	c-----------------------------------------------------------------------
496	c calcul des tendances physiques:
497	c -------------------------------
498	c ######## P.Le Van ( Modif le 6/02/95 ) ###########
499	c
500	IF( purmats ) THEN
501	IF( itau.EQ.itaufin.AND..NOT.forward ) lafin = .TRUE.
502	ELSE
503	IF( itau+1. EQ. itaufin ) lafin = .TRUE.
504	ENDIF
505	c
506	c
507	IF( apphys ) THEN
508	c
509	c ....... Ajout P.Le Van ( 17/04/96 ) ...........
510	c
511
512	CALL pression ( ip1jmp1, ap, bp, ps, p )
513	if (pressure_exner) then
514	CALL exner_hyb( ip1jmp1, ps, p,pks, pk, pkf )
515	else
516	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
517	endif
518
519	! Compute geopotential (physics might need it)
520	CALL geopot ( ip1jmp1, teta , pk , pks, phis , phi )
521
522	jD_cur = jD_ref + day_ini - day_ref + &
523	& (itau+1)/day_step
524
525	IF ((planet_type .eq."generic").or.
526	& (planet_type .eq."mars")) THEN
527	! AS: we make jD_cur to be pday
528	jD_cur = int(day_ini + itau/day_step)
529	ENDIF
530
531	jH_cur = jH_ref + start_time + &
532	& mod(itau+1,day_step)/float(day_step)
533	IF ((planet_type .eq."generic").or.
534	& (planet_type .eq."mars")) THEN
535	jH_cur = jH_ref + start_time + &
536	& mod(itau,day_step)/float(day_step)
537	ENDIF
538	jD_cur = jD_cur + int(jH_cur)
539	jH_cur = jH_cur - int(jH_cur)
540	! write(lunout,*)'itau, jD_cur = ', itau, jD_cur, jH_cur
541	! call ju2ymds(jD_cur+jH_cur, an, mois, jour, secondes)
542	! write(lunout,*)'current date = ',an, mois, jour, secondes
543
544	c rajout debug
545	c lafin = .true.
546
547
548	c Interface avec les routines de phylmd (phymars ... )
549	c -----------------------------------------------------
550
551	c+jld
552
553	c Diagnostique de conservation de l'énergie : initialisation
554	IF (ip_ebil_dyn.ge.1 ) THEN
555	ztit='bil dyn'
556	! Ehouarn: be careful, diagedyn is Earth-specific!
557	IF (planet_type.eq."earth") THEN
558	CALL diagedyn(ztit,2,1,1,dtphys
559	& , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
560	ENDIF
561	ENDIF ! of IF (ip_ebil_dyn.ge.1 )
562	c-jld
563	#ifdef CPP_IOIPSL
564	cIM decommenter les 6 lignes suivantes pour sortir quelques parametres dynamiques de LMDZ
565	cIM uncomment next 6 lines to get some parameters for LMDZ dynamics
566	c IF (first) THEN
567	c first=.false.
568	c#include "ini_paramLMDZ_dyn.h"
569	c ENDIF
570	c
571	c#include "write_paramLMDZ_dyn.h"
572	c
573	#endif
574	! #endif of #ifdef CPP_IOIPSL
575
576	c call WriteField('pfi',reshape(p,(/iip1,jmp1,llmp1/)))
577
578	CALL calfis( lafin , jD_cur, jH_cur,
579	$ ucov,vcov,teta,q,masse,ps,p,pk,phis,phi ,
580	$ du,dv,dteta,dq,
581	$ flxw,
582	$ dufi,dvfi,dtetafi,dqfi,dpfi )
583
584	c call WriteField('dufi',reshape(dufi,(/iip1,jmp1,llm/)))
585	c call WriteField('dvfi',reshape(dvfi,(/iip1,jjm,llm/)))
586	c call WriteField('dtetafi',reshape(dtetafi,(/iip1,jmp1,llm/)))
587
588	c ajout des tendances physiques:
589	c ------------------------------
590	CALL addfi( dtphys, leapf, forward ,
591	$ ucov, vcov, teta , q ,ps ,
592	$ dufi, dvfi, dtetafi , dqfi ,dpfi )
593	! since addfi updates ps(), also update p(), masse() and pk()
594	CALL pression (ip1jmp1,ap,bp,ps,p)
595	CALL massdair(p,masse)
596	if (pressure_exner) then
597	CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
598	else
599	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
600	endif
601
602	c Couche superieure :
603	c -------------------
604	IF (iflag_top_bound > 0) THEN
605	CALL top_bound(vcov,ucov,teta,masse,dtphys,dutop)
606	dutop(:,:)=dutop(:,:)/dtphys ! convert to a tendency in (m/s)/s
607	ENDIF
608
609	c Diagnostique de conservation de l'énergie : difference
610	IF (ip_ebil_dyn.ge.1 ) THEN
611	ztit='bil phys'
612	IF (planet_type.eq."earth") THEN
613	CALL diagedyn(ztit,2,1,1,dtphys
614	& , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
615	ENDIF
616	ENDIF ! of IF (ip_ebil_dyn.ge.1 )
617
618	ENDIF ! of IF( apphys )
619
620	IF(iflag_phys.EQ.2) THEN ! "Newtonian" case
621	! Academic case : Simple friction and Newtonan relaxation
622	! -------------------------------------------------------
623	DO l=1,llm
624	DO ij=1,ip1jmp1
625	teta(ij,l)=teta(ij,l)-dtvr*
626	& (teta(ij,l)-tetarappel(ij,l))(knewt_g+knewt_t(l)clat4(ij))
627	ENDDO
628	ENDDO ! of DO l=1,llm
629
630	if (planet_type.eq."giant") then
631	! add an intrinsic heat flux at the base of the atmosphere
632	teta(:,1)=teta(:,1)+dtvraire(:)ihf/cpp/masse(:,1)
633	endif
634
635	call friction(ucov,vcov,dtvr)
636
637
638	! Sponge layer (if any)
639	IF (ok_strato) THEN
640	CALL top_bound(vcov,ucov,teta,masse,dtvr,dutop)
641	dutop(:,:)=dutop(:,:)/dtvr ! convert to a tendency in (m/s)/s
642	ENDIF ! of IF (ok_strato)
643	ENDIF ! of IF (iflag_phys.EQ.2)
644
645
646	c-jld
647
648	CALL pression ( ip1jmp1, ap, bp, ps, p )
649	if (pressure_exner) then
650	CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
651	else
652	CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
653	endif
654	CALL massdair(p,masse)
655
656	if (ok_iso_verif) then
657	call check_isotopes_seq(q,ip1jmp1,'leapfrog 1196')
658	endif !if (ok_iso_verif) then
659
660	c-----------------------------------------------------------------------
661	c dissipation horizontale et verticale des petites echelles:
662	c ----------------------------------------------------------
663
664	IF(apdiss) THEN
665
666	! sponge layer
667	if (callsponge) then
668	CALL sponge(ucov,vcov,teta,ps,dtdiss,mode_sponge)
669	endif
670
671	c calcul de l'energie cinetique avant dissipation
672	call covcont(llm,ucov,vcov,ucont,vcont)
673	call enercin(vcov,ucov,vcont,ucont,ecin0)
674
675	c dissipation
676	! ADAPTATION GCM POUR CP(T)
677	call tpot2t(ijp1llm,teta,temp,pk)
678
679	CALL dissip(vcov,ucov,teta,p,dvdis,dudis,dtetadis)
680	ucov=ucov+dudis
681	vcov=vcov+dvdis
682	dudis=dudis/dtdiss ! passage en (m/s)/s
683	dvdis=dvdis/dtdiss ! passage en (m/s)/s
684
685	c------------------------------------------------------------------------
686	if (dissip_conservative) then
687	C On rajoute la tendance due a la transform. Ec -> E therm. cree
688	C lors de la dissipation
689	call covcont(llm,ucov,vcov,ucont,vcont)
690	call enercin(vcov,ucov,vcont,ucont,ecin)
691	! ADAPTATION GCM POUR CP(T)
692	do ij=1,ip1jmp1
693	do l=1,llm
694	dtec = (ecin0(ij,l)-ecin(ij,l))/cpdet(temp(ij,l))
695	temp(ij,l) = temp(ij,l) + dtec
696	enddo
697	enddo
698	call t2tpot(ijp1llm,temp,ztetaec,pk)
699	dtetaecdt=ztetaec-teta
700	dtetadis=dtetadis+dtetaecdt
701	endif
702	teta=teta+dtetadis
703	dtetadis=dtetadis/dtdiss ! passage en K/s
704	c------------------------------------------------------------------------
705
706
707	c ....... P. Le Van ( ajout le 17/04/96 ) ...........
708	c ... Calcul de la valeur moyenne, unique de h aux poles .....
709	c
710
711	DO l = 1, llm
712	DO ij = 1,iim
713	tppn(ij) = aire( ij ) * teta( ij ,l)
714	tpps(ij) = aire(ij+ip1jm) * teta(ij+ip1jm,l)
715	ENDDO
716	tpn = SSUM(iim,tppn,1)/apoln
717	tps = SSUM(iim,tpps,1)/apols
718
719	DO ij = 1, iip1
720	teta( ij ,l) = tpn
721	teta(ij+ip1jm,l) = tps
722	ENDDO
723	ENDDO
724
725	if (1 == 0) then
726	!!! Ehouarn: lines here 1) kill 1+1=2 in the dynamics
727	!!! 2) should probably not be here anyway
728	!!! but are kept for those who would want to revert to previous behaviour
729	DO ij = 1,iim
730	tppn(ij) = aire( ij ) * ps ( ij )
731	tpps(ij) = aire(ij+ip1jm) * ps (ij+ip1jm)
732	ENDDO
733	tpn = SSUM(iim,tppn,1)/apoln
734	tps = SSUM(iim,tpps,1)/apols
735
736	DO ij = 1, iip1
737	ps( ij ) = tpn
738	ps(ij+ip1jm) = tps
739	ENDDO
740	endif ! of if (1 == 0)
741
742	END IF ! of IF(apdiss)
743
744	c ajout debug
745	c IF( lafin ) then
746	c abort_message = 'Simulation finished'
747	c call abort_gcm(modname,abort_message,0)
748	c ENDIF
749
750	c ********************************************************************
751	c ********************************************************************
752	c .... fin de l'integration dynamique et physique pour le pas itau ..
753	c ********************************************************************
754	c ********************************************************************
755
756	c preparation du pas d'integration suivant ......
757
758	if (ok_iso_verif) then
759	call check_isotopes_seq(q,ip1jmp1,'leapfrog 1509')
760	endif !if (ok_iso_verif) then
761
762	IF ( .NOT.purmats ) THEN
763	c ........................................................
764	c .............. schema matsuno + leapfrog ..............
765	c ........................................................
766
767	IF(forward. OR. leapf) THEN
768	itau= itau + 1
769	c iday= day_ini+itau/day_step
770	c time= REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
771	c IF(time.GT.1.) THEN
772	c time = time-1.
773	c iday = iday+1
774	c ENDIF
775	ENDIF
776
777
778	IF( itau. EQ. itaufinp1 ) then
779	if (flag_verif) then
780	write(79,*) 'ucov',ucov
781	write(80,*) 'vcov',vcov
782	write(81,*) 'teta',teta
783	write(82,*) 'ps',ps
784	write(83,*) 'q',q
785	WRITE(85,*) 'q1 = ',q(:,:,1)
786	WRITE(86,*) 'q3 = ',q(:,:,3)
787	endif
788
789	abort_message = 'Simulation finished'
790
791	call abort_gcm(modname,abort_message,0)
792	ENDIF
793	c-----------------------------------------------------------------------
794	c ecriture du fichier histoire moyenne:
795	c -------------------------------------
796
797	IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
798	IF(itau.EQ.itaufin) THEN
799	iav=1
800	ELSE
801	iav=0
802	ENDIF
803
804	! ! Ehouarn: re-compute geopotential for outputs
805	CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
806
807	IF (ok_dynzon) THEN
808	#ifdef CPP_IOIPSL
809	c les traceurs ne sont pas sortis, trop lourd.
810	c Peut changer eventuellement si besoin.
811	CALL bilan_dyn(dtvriperiod,dtvrday_step*periodav,
812	& ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,
813	& du,dudis,dutop,dufi)
814	#endif
815	END IF
816	IF (ok_dyn_ave) THEN
817	#ifdef CPP_IOIPSL
818	CALL writedynav(itau,vcov,
819	& ucov,teta,pk,phi,q,masse,ps,phis)
820	#endif
821	ENDIF
822
823	ENDIF ! of IF((MOD(itau,iperiod).EQ.0).OR.(itau.EQ.itaufin))
824
825	if (ok_iso_verif) then
826	call check_isotopes_seq(q,ip1jmp1,'leapfrog 1584')
827	endif !if (ok_iso_verif) then
828
829	c-----------------------------------------------------------------------
830	c ecriture de la bande histoire:
831	c ------------------------------
832
833	IF( MOD(itau,iecri).EQ.0) THEN
834	! Ehouarn: output only during LF or Backward Matsuno
835	if (leapf.or.(.not.leapf.and.(.not.forward))) then
836	! ADAPTATION GCM POUR CP(T)
837	call tpot2t(ijp1llm,teta,temp,pk)
838	tsurpk = cpp*temp/pk
839	CALL geopot(ip1jmp1,tsurpk,pk,pks,phis,phi)
840	unat=0.
841	do l=1,llm
842	unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
843	vnat(:,l)=vcov(:,l)/cv(:)
844	enddo
845	#ifdef CPP_IOIPSL
846	if (ok_dyn_ins) then
847	! write(lunout,*) "leapfrog: call writehist, itau=",itau
848	CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
849	! call WriteField('ucov',reshape(ucov,(/iip1,jmp1,llm/)))
850	! call WriteField('vcov',reshape(vcov,(/iip1,jjm,llm/)))
851	! call WriteField('teta',reshape(teta,(/iip1,jmp1,llm/)))
852	! call WriteField('ps',reshape(ps,(/iip1,jmp1/)))
853	! call WriteField('masse',reshape(masse,(/iip1,jmp1,llm/)))
854	endif ! of if (ok_dyn_ins)
855	#endif
856	! For some Grads outputs of fields
857	if (output_grads_dyn) then
858	#include "write_grads_dyn.h"
859	endif
860	endif ! of if (leapf.or.(.not.leapf.and.(.not.forward)))
861	ENDIF ! of IF(MOD(itau,iecri).EQ.0)
862
863	IF(itau.EQ.itaufin) THEN
864
865	if (planet_type=="mars") then
866	CALL dynredem1("restart.nc",REAL(itau)/REAL(day_step),
867	& vcov,ucov,teta,q,masse,ps)
868	else
869	CALL dynredem1("restart.nc",start_time,
870	& vcov,ucov,teta,q,masse,ps)
871	endif
872	CLOSE(99)
873	!!! Ehouarn: Why not stop here and now?
874	ENDIF ! of IF (itau.EQ.itaufin)
875
876	c-----------------------------------------------------------------------
877	c gestion de l'integration temporelle:
878	c ------------------------------------
879
880	IF( MOD(itau,iperiod).EQ.0 ) THEN
881	GO TO 1
882	ELSE IF ( MOD(itau-1,iperiod). EQ. 0 ) THEN
883
884	IF( forward ) THEN
885	c fin du pas forward et debut du pas backward
886
887	forward = .FALSE.
888	leapf = .FALSE.
889	GO TO 2
890
891	ELSE
892	c fin du pas backward et debut du premier pas leapfrog
893
894	leapf = .TRUE.
895	dt = 2.*dtvr
896	GO TO 2
897	END IF ! of IF (forward)
898	ELSE
899
900	c ...... pas leapfrog .....
901
902	leapf = .TRUE.
903	dt = 2.*dtvr
904	GO TO 2
905	END IF ! of IF (MOD(itau,iperiod).EQ.0)
906	! ELSEIF (MOD(itau-1,iperiod).EQ.0)
907
908	ELSE ! of IF (.not.purmats)
909
910	if (ok_iso_verif) then
911	call check_isotopes_seq(q,ip1jmp1,'leapfrog 1664')
912	endif !if (ok_iso_verif) then
913
914	c ........................................................
915	c .............. schema matsuno ...............
916	c ........................................................
917	IF( forward ) THEN
918
919	itau = itau + 1
920	c iday = day_ini+itau/day_step
921	c time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
922	c
923	c IF(time.GT.1.) THEN
924	c time = time-1.
925	c iday = iday+1
926	c ENDIF
927
928	forward = .FALSE.
929	IF( itau. EQ. itaufinp1 ) then
930	abort_message = 'Simulation finished'
931	call abort_gcm(modname,abort_message,0)
932	ENDIF
933	GO TO 2
934
935	ELSE ! of IF(forward) i.e. backward step
936
937	if (ok_iso_verif) then
938	call check_isotopes_seq(q,ip1jmp1,'leapfrog 1698')
939	endif !if (ok_iso_verif) then
940
941	IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
942	IF(itau.EQ.itaufin) THEN
943	iav=1
944	ELSE
945	iav=0
946	ENDIF
947
948	! ! Ehouarn: re-compute geopotential for outputs
949	CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
950
951	IF (ok_dynzon) THEN
952	#ifdef CPP_IOIPSL
953	c les traceurs ne sont pas sortis, trop lourd.
954	c Peut changer eventuellement si besoin.
955	CALL bilan_dyn(dtvriperiod,dtvrday_step*periodav,
956	& ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,
957	& du,dudis,dutop,dufi)
958	#endif
959	ENDIF
960	IF (ok_dyn_ave) THEN
961	#ifdef CPP_IOIPSL
962	CALL writedynav(itau,vcov,
963	& ucov,teta,pk,phi,q,masse,ps,phis)
964	#endif
965	ENDIF
966
967	ENDIF ! of IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin)
968
969	IF(MOD(itau,iecri ).EQ.0) THEN
970	c IF(MOD(itau,iecri*day_step).EQ.0) THEN
971	! ADAPTATION GCM POUR CP(T)
972	call tpot2t(ijp1llm,teta,temp,pk)
973	tsurpk = cpp*temp/pk
974	CALL geopot(ip1jmp1,tsurpk,pk,pks,phis,phi)
975	unat=0.
976	do l=1,llm
977	unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
978	vnat(:,l)=vcov(:,l)/cv(:)
979	enddo
980	#ifdef CPP_IOIPSL
981	if (ok_dyn_ins) then
982	! write(lunout,*) "leapfrog: call writehist (b)",
983	! & itau,iecri
984	CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
985	endif ! of if (ok_dyn_ins)
986	#endif
987	! For some Grads outputs
988	if (output_grads_dyn) then
989	#include "write_grads_dyn.h"
990	endif
991
992	ENDIF ! of IF(MOD(itau,iecri ).EQ.0)
993
994	IF(itau.EQ.itaufin) THEN
995	if (planet_type=="mars") then
996	CALL dynredem1("restart.nc",REAL(itau)/REAL(day_step),
997	& vcov,ucov,teta,q,masse,ps)
998	else
999	CALL dynredem1("restart.nc",start_time,
1000	& vcov,ucov,teta,q,masse,ps)
1001	endif
1002	ENDIF ! of IF(itau.EQ.itaufin)
1003
1004	forward = .TRUE.
1005	GO TO 1
1006
1007	ENDIF ! of IF (forward)
1008
1009	END IF ! of IF(.not.purmats)
1010
1011	STOP
1012	END

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