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leapfrog.F @ 1629

Last change on this file since 1629 was 1626, checked in by Laurent Fairhead, 12 years ago

Modifications nécessaires sur les dates pour avoir 1+1=2 avec l'ancienne physique

Necessary modifications to ensure 1+1=2 with the old physics package

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File size: 25.1 KB

Rev	Line
[524]	1	!
[1279]	2	! $Id: leapfrog.F 1626 2012-05-15 08:37:02Z fairhead $
	3	!
[524]	4	c
	5	c
[1146]	6	SUBROUTINE leapfrog(ucov,vcov,teta,ps,masse,phis,q,clesphy0,
[559]	7	& time_0)
[524]	8
	9
[692]	10	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
[1146]	11	#ifdef CPP_IOIPSL
	12	use IOIPSL
	13	#endif
	14	USE infotrac
[1279]	15	USE guide_mod, ONLY : guide_main
	16	USE write_field
[1403]	17	USE control_mod
[524]	18	IMPLICIT NONE
	19
	20	c ...... Version du 10/01/98 ..........
	21
	22	c avec coordonnees verticales hybrides
	23	c avec nouveaux operat. dissipation * ( gradiv2,divgrad2,nxgraro2 )
	24
	25	c=======================================================================
	26	c
	27	c Auteur: P. Le Van /L. Fairhead/F.Hourdin
	28	c -------
	29	c
	30	c Objet:
	31	c ------
	32	c
	33	c GCM LMD nouvelle grille
	34	c
	35	c=======================================================================
	36	c
	37	c ... Dans inigeom , nouveaux calculs pour les elongations cu , cv
	38	c et possibilite d'appeler une fonction f(y) a derivee tangente
	39	c hyperbolique a la place de la fonction a derivee sinusoidale.
	40
	41	c ... Possibilite de choisir le shema pour l'advection de
	42	c q , en modifiant iadv dans traceur.def (10/02) .
	43	c
	44	c Pour Van-Leer + Vapeur d'eau saturee, iadv(1)=4. (F.Codron,10/99)
	45	c Pour Van-Leer iadv=10
	46	c
	47	c-----------------------------------------------------------------------
	48	c Declarations:
	49	c -------------
	50
	51	#include "dimensions.h"
	52	#include "paramet.h"
	53	#include "comconst.h"
	54	#include "comdissnew.h"
	55	#include "comvert.h"
	56	#include "comgeom.h"
	57	#include "logic.h"
	58	#include "temps.h"
	59	#include "ener.h"
	60	#include "description.h"
	61	#include "serre.h"
[1403]	62	!#include "com_io_dyn.h"
[524]	63	#include "iniprint.h"
	64	#include "academic.h"
	65
[956]	66	! FH 2008/05/09 On elimine toutes les clefs physiques dans la dynamique
	67	! #include "clesphys.h"
[692]	68
[524]	69	INTEGER longcles
	70	PARAMETER ( longcles = 20 )
	71	REAL clesphy0( longcles )
	72
	73	real zqmin,zqmax
	74
	75	c variables dynamiques
	76	REAL vcov(ip1jm,llm),ucov(ip1jmp1,llm) ! vents covariants
	77	REAL teta(ip1jmp1,llm) ! temperature potentielle
[1146]	78	REAL q(ip1jmp1,llm,nqtot) ! champs advectes
[524]	79	REAL ps(ip1jmp1) ! pression au sol
	80	REAL p (ip1jmp1,llmp1 ) ! pression aux interfac.des couches
	81	REAL pks(ip1jmp1) ! exner au sol
	82	REAL pk(ip1jmp1,llm) ! exner au milieu des couches
	83	REAL pkf(ip1jmp1,llm) ! exner filt.au milieu des couches
	84	REAL masse(ip1jmp1,llm) ! masse d'air
	85	REAL phis(ip1jmp1) ! geopotentiel au sol
	86	REAL phi(ip1jmp1,llm) ! geopotentiel
	87	REAL w(ip1jmp1,llm) ! vitesse verticale
	88
	89	c variables dynamiques intermediaire pour le transport
	90	REAL pbaru(ip1jmp1,llm),pbarv(ip1jm,llm) !flux de masse
	91
	92	c variables dynamiques au pas -1
	93	REAL vcovm1(ip1jm,llm),ucovm1(ip1jmp1,llm)
	94	REAL tetam1(ip1jmp1,llm),psm1(ip1jmp1)
	95	REAL massem1(ip1jmp1,llm)
	96
	97	c tendances dynamiques
	98	REAL dv(ip1jm,llm),du(ip1jmp1,llm)
[1146]	99	REAL dteta(ip1jmp1,llm),dq(ip1jmp1,llm,nqtot),dp(ip1jmp1)
[524]	100
	101	c tendances de la dissipation
	102	REAL dvdis(ip1jm,llm),dudis(ip1jmp1,llm)
	103	REAL dtetadis(ip1jmp1,llm)
	104
	105	c tendances physiques
	106	REAL dvfi(ip1jm,llm),dufi(ip1jmp1,llm)
[1146]	107	REAL dtetafi(ip1jmp1,llm),dqfi(ip1jmp1,llm,nqtot),dpfi(ip1jmp1)
[524]	108
	109	c variables pour le fichier histoire
	110	REAL dtav ! intervalle de temps elementaire
	111
	112	REAL tppn(iim),tpps(iim),tpn,tps
	113	c
	114	INTEGER itau,itaufinp1,iav
[1279]	115	! INTEGER iday ! jour julien
	116	REAL time
[524]	117
	118	REAL SSUM
[1616]	119	REAL time_0
	120	! REAL finvmaold(ip1jmp1,llm)
[524]	121
[566]	122	cym LOGICAL lafin
	123	LOGICAL :: lafin=.false.
[524]	124	INTEGER ij,iq,l
	125	INTEGER ik
	126
	127	real time_step, t_wrt, t_ops
	128
[1279]	129	! REAL rdayvrai,rdaym_ini
	130	! jD_cur: jour julien courant
	131	! jH_cur: heure julienne courante
	132	REAL :: jD_cur, jH_cur
	133	INTEGER :: an, mois, jour
	134	REAL :: secondes
	135
[524]	136	LOGICAL first,callinigrads
[692]	137	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
	138	save first
	139	data first/.true./
[1279]	140	real dt_cum
[692]	141	character*10 infile
	142	integer zan, tau0, thoriid
	143	integer nid_ctesGCM
	144	save nid_ctesGCM
	145	real degres
	146	real rlong(iip1), rlatg(jjp1)
	147	real zx_tmp_2d(iip1,jjp1)
	148	integer ndex2d(iip1*jjp1)
	149	logical ok_sync
	150	parameter (ok_sync = .true.)
[1529]	151	logical physic
[524]	152
	153	data callinigrads/.true./
	154	character*10 string10
	155
	156	REAL alpha(ip1jmp1,llm),beta(ip1jmp1,llm)
[960]	157	REAL :: flxw(ip1jmp1,llm) ! flux de masse verticale
[524]	158
	159	c+jld variables test conservation energie
	160	REAL ecin(ip1jmp1,llm),ecin0(ip1jmp1,llm)
	161	C Tendance de la temp. potentiel d (theta)/ d t due a la
	162	C tansformation d'energie cinetique en energie thermique
	163	C cree par la dissipation
	164	REAL dtetaecdt(ip1jmp1,llm)
	165	REAL vcont(ip1jm,llm),ucont(ip1jmp1,llm)
	166	REAL vnat(ip1jm,llm),unat(ip1jmp1,llm)
	167	REAL d_h_vcol, d_qt, d_qw, d_ql, d_ec
	168	CHARACTER*15 ztit
[692]	169	!IM INTEGER ip_ebil_dyn ! PRINT level for energy conserv. diag.
	170	!IM SAVE ip_ebil_dyn
	171	!IM DATA ip_ebil_dyn/0/
[524]	172	c-jld
	173
	174	character*80 dynhist_file, dynhistave_file
[1520]	175	character(len=*),parameter :: modname="leapfrog"
[524]	176	character*80 abort_message
	177
	178	logical dissip_conservative
	179	save dissip_conservative
	180	data dissip_conservative/.true./
	181
	182	LOGICAL prem
	183	save prem
	184	DATA prem/.true./
	185	INTEGER testita
	186	PARAMETER (testita = 9)
	187
[1286]	188	logical , parameter :: flag_verif = .false.
[999]	189
	190
[825]	191	integer itau_w ! pas de temps ecriture = itap + itau_phy
	192
	193
[524]	194	itaufin = nday*day_step
	195	itaufinp1 = itaufin +1
[1529]	196	itau = 0
	197	physic=.true.
	198	if (iflag_phys==0.or.iflag_phys==2) physic=.false.
[524]	199
[1403]	200	c iday = day_ini+itau/day_step
	201	c time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
	202	c IF(time.GT.1.) THEN
	203	c time = time-1.
	204	c iday = iday+1
	205	c ENDIF
[524]	206
	207
	208	c-----------------------------------------------------------------------
	209	c On initialise la pression et la fonction d'Exner :
	210	c --------------------------------------------------
	211
[1454]	212	dq(:,:,:)=0.
[524]	213	CALL pression ( ip1jmp1, ap, bp, ps, p )
[1625]	214	if (pressure_exner) then
[1520]	215	CALL exner_hyb( ip1jmp1, ps, p,alpha,beta, pks, pk, pkf )
[1625]	216	else
[1520]	217	CALL exner_milieu( ip1jmp1, ps, p, beta, pks, pk, pkf )
	218	endif
[524]	219
	220	c-----------------------------------------------------------------------
	221	c Debut de l'integration temporelle:
	222	c ----------------------------------
	223
[1614]	224	1 CONTINUE ! Matsuno Forward step begins here
[524]	225
[1577]	226	jD_cur = jD_ref + day_ini - day_ref + &
[1626]	227	& itau/day_step
[1577]	228	jH_cur = jH_ref + start_time + &
[1626]	229	& mod(itau,day_step)/float(day_step)
[1577]	230	jD_cur = jD_cur + int(jH_cur)
	231	jH_cur = jH_cur - int(jH_cur)
[524]	232
[1279]	233
[524]	234	#ifdef CPP_IOIPSL
[1279]	235	if (ok_guide) then
	236	call guide_main(itau,ucov,vcov,teta,q,masse,ps)
[524]	237	endif
	238	#endif
[1279]	239
	240
[524]	241	c
	242	c IF( MOD( itau, 10* day_step ).EQ.0 ) THEN
	243	c CALL test_period ( ucov,vcov,teta,q,p,phis )
	244	c PRINT *,' ---- Test_period apres continue OK ! -----', itau
	245	c ENDIF
	246	c
[1146]	247
	248	! Save fields obtained at previous time step as '...m1'
[524]	249	CALL SCOPY( ijmllm ,vcov , 1, vcovm1 , 1 )
	250	CALL SCOPY( ijp1llm,ucov , 1, ucovm1 , 1 )
	251	CALL SCOPY( ijp1llm,teta , 1, tetam1 , 1 )
	252	CALL SCOPY( ijp1llm,masse, 1, massem1, 1 )
	253	CALL SCOPY( ip1jmp1, ps , 1, psm1 , 1 )
	254
	255	forward = .TRUE.
	256	leapf = .FALSE.
	257	dt = dtvr
	258
	259	c ... P.Le Van .26/04/94 ....
[1616]	260	! Ehouarn: finvmaold is actually not used
	261	! CALL SCOPY ( ijp1llm, masse, 1, finvmaold, 1 )
	262	! CALL filtreg ( finvmaold ,jjp1, llm, -2,2, .TRUE., 1 )
[524]	263
[1614]	264	2 CONTINUE ! Matsuno backward or leapfrog step begins here
[524]	265
	266	c-----------------------------------------------------------------------
	267
	268	c date:
	269	c -----
	270
	271
	272	c gestion des appels de la physique et des dissipations:
	273	c ------------------------------------------------------
	274	c
	275	c ... P.Le Van ( 6/02/95 ) ....
	276
	277	apphys = .FALSE.
	278	statcl = .FALSE.
	279	conser = .FALSE.
	280	apdiss = .FALSE.
	281
	282	IF( purmats ) THEN
[1403]	283	! Purely Matsuno time stepping
[524]	284	IF( MOD(itau,iconser) .EQ.0.AND. forward ) conser = .TRUE.
[1502]	285	IF( MOD(itau,dissip_period ).EQ.0.AND..NOT.forward )
	286	s apdiss = .TRUE.
[524]	287	IF( MOD(itau,iphysiq ).EQ.0.AND..NOT.forward
[1529]	288	s .and. physic ) apphys = .TRUE.
[524]	289	ELSE
[1403]	290	! Leapfrog/Matsuno time stepping
[524]	291	IF( MOD(itau ,iconser) .EQ. 0 ) conser = .TRUE.
[1502]	292	IF( MOD(itau+1,dissip_period).EQ.0 .AND. .NOT. forward )
	293	s apdiss = .TRUE.
[1529]	294	IF( MOD(itau+1,iphysiq).EQ.0.AND.physic ) apphys=.TRUE.
[524]	295	END IF
	296
[1403]	297	! Ehouarn: for Shallow Water case (ie: 1 vertical layer),
	298	! supress dissipation step
	299	if (llm.eq.1) then
	300	apdiss=.false.
	301	endif
	302
[524]	303	c-----------------------------------------------------------------------
	304	c calcul des tendances dynamiques:
	305	c --------------------------------
	306
[1614]	307	! compute geopotential phi()
[524]	308	CALL geopot ( ip1jmp1, teta , pk , pks, phis , phi )
	309
[1279]	310	time = jD_cur + jH_cur
[524]	311	CALL caldyn
	312	$ ( itau,ucov,vcov,teta,ps,masse,pk,pkf,phis ,
[1279]	313	$ phi,conser,du,dv,dteta,dp,w, pbaru,pbarv, time )
[524]	314
[1279]	315
[524]	316	c-----------------------------------------------------------------------
	317	c calcul des tendances advection des traceurs (dont l'humidite)
	318	c -------------------------------------------------------------
	319
	320	IF( forward. OR . leapf ) THEN
[1616]	321	! Ehouarn: NB: at this point p with ps are not synchronized
	322	! (whereas mass and ps are...)
[960]	323	CALL caladvtrac(q,pbaru,pbarv,
	324	* p, masse, dq, teta,
	325	. flxw, pk)
	326
[524]	327	IF (offline) THEN
	328	Cmaf stokage du flux de masse pour traceurs OFF-LINE
	329
	330	#ifdef CPP_IOIPSL
[541]	331	CALL fluxstokenc(pbaru,pbarv,masse,teta,phi,phis,
	332	. dtvr, itau)
[524]	333	#endif
	334
	335
[1146]	336	ENDIF ! of IF (offline)
[524]	337	c
[1146]	338	ENDIF ! of IF( forward. OR . leapf )
[524]	339
	340
	341	c-----------------------------------------------------------------------
	342	c integrations dynamique et traceurs:
	343	c ----------------------------------
	344
	345
	346	CALL integrd ( 2,vcovm1,ucovm1,tetam1,psm1,massem1 ,
[1616]	347	$ dv,du,dteta,dq,dp,vcov,ucov,teta,q,ps,masse,phis )
	348	! $ finvmaold )
[524]	349
	350
	351	c .P.Le Van (26/04/94 ajout de finvpold dans l'appel d'integrd)
	352	c
	353	c-----------------------------------------------------------------------
	354	c calcul des tendances physiques:
	355	c -------------------------------
	356	c ######## P.Le Van ( Modif le 6/02/95 ) ###########
	357	c
	358	IF( purmats ) THEN
	359	IF( itau.EQ.itaufin.AND..NOT.forward ) lafin = .TRUE.
	360	ELSE
	361	IF( itau+1. EQ. itaufin ) lafin = .TRUE.
	362	ENDIF
	363	c
	364	c
	365	IF( apphys ) THEN
	366	c
	367	c ....... Ajout P.Le Van ( 17/04/96 ) ...........
	368	c
	369
	370	CALL pression ( ip1jmp1, ap, bp, ps, p )
[1625]	371	if (pressure_exner) then
[1520]	372	CALL exner_hyb( ip1jmp1, ps, p,alpha,beta,pks, pk, pkf )
[1625]	373	else
[1520]	374	CALL exner_milieu( ip1jmp1, ps, p, beta, pks, pk, pkf )
	375	endif
[524]	376
[1279]	377	! rdaym_ini = itau * dtvr / daysec
	378	! rdayvrai = rdaym_ini + day_ini
[1577]	379	! jD_cur = jD_ref + day_ini - day_ref
	380	! $ + int (itau * dtvr / daysec)
	381	! jH_cur = jH_ref + &
	382	! & (itau * dtvr / daysec - int(itau * dtvr / daysec))
	383	jD_cur = jD_ref + day_ini - day_ref + &
[1626]	384	& itau/day_step
[1577]	385	jH_cur = jH_ref + start_time + &
[1626]	386	& mod(itau,day_step)/float(day_step)
[1577]	387	jD_cur = jD_cur + int(jH_cur)
	388	jH_cur = jH_cur - int(jH_cur)
[1279]	389	! write(lunout,*)'itau, jD_cur = ', itau, jD_cur, jH_cur
	390	! call ju2ymds(jD_cur+jH_cur, an, mois, jour, secondes)
	391	! write(lunout,*)'current date = ',an, mois, jour, secondes
[524]	392
	393	c rajout debug
	394	c lafin = .true.
	395
	396
	397	c Inbterface avec les routines de phylmd (phymars ... )
	398	c -----------------------------------------------------
	399
	400	c+jld
	401
	402	c Diagnostique de conservation de l'énergie : initialisation
[1146]	403	IF (ip_ebil_dyn.ge.1 ) THEN
[524]	404	ztit='bil dyn'
[1146]	405	! Ehouarn: be careful, diagedyn is Earth-specific (includes ../phylmd/..)!
	406	IF (planet_type.eq."earth") THEN
[1615]	407	#ifdef CPP_EARTH
[1146]	408	CALL diagedyn(ztit,2,1,1,dtphys
	409	& , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
[1615]	410	#endif
[1146]	411	ENDIF
	412	ENDIF ! of IF (ip_ebil_dyn.ge.1 )
[524]	413	c-jld
[1146]	414	#ifdef CPP_IOIPSL
[692]	415	cIM : pour sortir les param. du modele dans un fis. netcdf 110106
[1146]	416	IF (first) THEN
	417	first=.false.
[692]	418	#include "ini_paramLMDZ_dyn.h"
[1146]	419	ENDIF
[692]	420	c
	421	#include "write_paramLMDZ_dyn.h"
	422	c
[1146]	423	#endif
	424	! #endif of #ifdef CPP_IOIPSL
[1279]	425	CALL calfis( lafin , jD_cur, jH_cur,
[524]	426	$ ucov,vcov,teta,q,masse,ps,p,pk,phis,phi ,
[960]	427	$ du,dv,dteta,dq,
[524]	428	$ flxw,
	429	$ clesphy0, dufi,dvfi,dtetafi,dqfi,dpfi )
	430
[1146]	431	IF (ok_strato) THEN
[1279]	432	CALL top_bound( vcov,ucov,teta,masse,dufi,dvfi,dtetafi)
[1146]	433	ENDIF
[999]	434
[524]	435	c ajout des tendances physiques:
	436	c ------------------------------
[1146]	437	CALL addfi( dtphys, leapf, forward ,
[524]	438	$ ucov, vcov, teta , q ,ps ,
	439	$ dufi, dvfi, dtetafi , dqfi ,dpfi )
	440	c
	441	c Diagnostique de conservation de l'énergie : difference
[1146]	442	IF (ip_ebil_dyn.ge.1 ) THEN
[524]	443	ztit='bil phys'
[1146]	444	IF (planet_type.eq."earth") THEN
	445	CALL diagedyn(ztit,2,1,1,dtphys
	446	& , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
	447	ENDIF
	448	ENDIF ! of IF (ip_ebil_dyn.ge.1 )
	449
[1060]	450	ENDIF ! of IF( apphys )
[524]	451
[1146]	452	IF(iflag_phys.EQ.2) THEN ! "Newtonian" case
[1454]	453	! Academic case : Simple friction and Newtonan relaxation
	454	! -------------------------------------------------------
	455	DO l=1,llm
	456	DO ij=1,ip1jmp1
	457	teta(ij,l)=teta(ij,l)-dtvr*
	458	& (teta(ij,l)-tetarappel(ij,l))(knewt_g+knewt_t(l)clat4(ij))
	459	ENDDO
	460	ENDDO ! of DO l=1,llm
	461
[1505]	462	if (planet_type.eq."giant") then
	463	! add an intrinsic heat flux at the base of the atmosphere
	464	teta(:,1)=teta(:,1)+dtvraire(:)ihf/cpp/masse(:,1)
	465	endif
	466
	467	call friction(ucov,vcov,dtvr)
	468
[1454]	469	! Sponge layer (if any)
	470	IF (ok_strato) THEN
	471	dufi(:,:)=0.
	472	dvfi(:,:)=0.
	473	dtetafi(:,:)=0.
	474	dqfi(:,:,:)=0.
	475	dpfi(:)=0.
	476	CALL top_bound(vcov,ucov,teta,masse,dufi,dvfi,dtetafi)
	477	CALL addfi( dtvr, leapf, forward ,
	478	$ ucov, vcov, teta , q ,ps ,
	479	$ dufi, dvfi, dtetafi , dqfi ,dpfi )
	480	ENDIF ! of IF (ok_strato)
	481	ENDIF ! of IF (iflag_phys.EQ.2)
[524]	482
	483
	484	c-jld
	485
	486	CALL pression ( ip1jmp1, ap, bp, ps, p )
[1625]	487	if (pressure_exner) then
[1520]	488	CALL exner_hyb( ip1jmp1, ps, p,alpha,beta, pks, pk, pkf )
[1625]	489	else
[1520]	490	CALL exner_milieu( ip1jmp1, ps, p, beta, pks, pk, pkf )
	491	endif
[524]	492
	493
	494	c-----------------------------------------------------------------------
	495	c dissipation horizontale et verticale des petites echelles:
	496	c ----------------------------------------------------------
	497
	498	IF(apdiss) THEN
	499
	500
	501	c calcul de l'energie cinetique avant dissipation
	502	call covcont(llm,ucov,vcov,ucont,vcont)
	503	call enercin(vcov,ucov,vcont,ucont,ecin0)
	504
	505	c dissipation
	506	CALL dissip(vcov,ucov,teta,p,dvdis,dudis,dtetadis)
	507	ucov=ucov+dudis
	508	vcov=vcov+dvdis
	509	c teta=teta+dtetadis
	510
	511
	512	c------------------------------------------------------------------------
	513	if (dissip_conservative) then
	514	C On rajoute la tendance due a la transform. Ec -> E therm. cree
	515	C lors de la dissipation
	516	call covcont(llm,ucov,vcov,ucont,vcont)
	517	call enercin(vcov,ucov,vcont,ucont,ecin)
	518	dtetaecdt= (ecin0-ecin)/ pk
	519	c teta=teta+dtetaecdt
	520	dtetadis=dtetadis+dtetaecdt
	521	endif
	522	teta=teta+dtetadis
	523	c------------------------------------------------------------------------
	524
	525
	526	c ....... P. Le Van ( ajout le 17/04/96 ) ...........
	527	c ... Calcul de la valeur moyenne, unique de h aux poles .....
	528	c
	529
	530	DO l = 1, llm
	531	DO ij = 1,iim
	532	tppn(ij) = aire( ij ) * teta( ij ,l)
	533	tpps(ij) = aire(ij+ip1jm) * teta(ij+ip1jm,l)
	534	ENDDO
	535	tpn = SSUM(iim,tppn,1)/apoln
	536	tps = SSUM(iim,tpps,1)/apols
	537
	538	DO ij = 1, iip1
	539	teta( ij ,l) = tpn
	540	teta(ij+ip1jm,l) = tps
	541	ENDDO
	542	ENDDO
	543
[1614]	544	if (1 == 0) then
	545	!!! Ehouarn: lines here 1) kill 1+1=2 in the dynamics
	546	!!! 2) should probably not be here anyway
	547	!!! but are kept for those who would want to revert to previous behaviour
	548	DO ij = 1,iim
	549	tppn(ij) = aire( ij ) * ps ( ij )
	550	tpps(ij) = aire(ij+ip1jm) * ps (ij+ip1jm)
	551	ENDDO
	552	tpn = SSUM(iim,tppn,1)/apoln
	553	tps = SSUM(iim,tpps,1)/apols
[524]	554
[1614]	555	DO ij = 1, iip1
	556	ps( ij ) = tpn
	557	ps(ij+ip1jm) = tps
	558	ENDDO
	559	endif ! of if (1 == 0)
[524]	560
[1146]	561	END IF ! of IF(apdiss)
[524]	562
	563	c ajout debug
	564	c IF( lafin ) then
	565	c abort_message = 'Simulation finished'
	566	c call abort_gcm(modname,abort_message,0)
	567	c ENDIF
	568
	569	c ********************************************************************
	570	c ********************************************************************
	571	c .... fin de l'integration dynamique et physique pour le pas itau ..
	572	c ********************************************************************
	573	c ********************************************************************
	574
	575	c preparation du pas d'integration suivant ......
	576
	577	IF ( .NOT.purmats ) THEN
	578	c ........................................................
	579	c .............. schema matsuno + leapfrog ..............
	580	c ........................................................
	581
	582	IF(forward. OR. leapf) THEN
	583	itau= itau + 1
[1403]	584	c iday= day_ini+itau/day_step
	585	c time= REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
	586	c IF(time.GT.1.) THEN
	587	c time = time-1.
	588	c iday = iday+1
	589	c ENDIF
[524]	590	ENDIF
	591
	592
	593	IF( itau. EQ. itaufinp1 ) then
[999]	594	if (flag_verif) then
[1279]	595	write(79,*) 'ucov',ucov
	596	write(80,*) 'vcov',vcov
	597	write(81,*) 'teta',teta
	598	write(82,*) 'ps',ps
	599	write(83,*) 'q',q
[999]	600	WRITE(85,*) 'q1 = ',q(:,:,1)
	601	WRITE(86,*) 'q3 = ',q(:,:,3)
	602	endif
[524]	603
	604	abort_message = 'Simulation finished'
	605
	606	call abort_gcm(modname,abort_message,0)
	607	ENDIF
	608	c-----------------------------------------------------------------------
	609	c ecriture du fichier histoire moyenne:
	610	c -------------------------------------
	611
	612	IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
	613	IF(itau.EQ.itaufin) THEN
	614	iav=1
	615	ELSE
	616	iav=0
	617	ENDIF
[1146]	618
	619	IF (ok_dynzon) THEN
[524]	620	#ifdef CPP_IOIPSL
[1403]	621	CALL bilan_dyn(2,dtvriperiod,dtvrday_step*periodav,
	622	& ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,q)
[524]	623	#endif
[1146]	624	END IF
[1403]	625	IF (ok_dyn_ave) THEN
	626	#ifdef CPP_IOIPSL
	627	CALL writedynav(itau,vcov,
	628	& ucov,teta,pk,phi,q,masse,ps,phis)
	629	#endif
	630	ENDIF
[524]	631
[1403]	632	ENDIF ! of IF((MOD(itau,iperiod).EQ.0).OR.(itau.EQ.itaufin))
[524]	633
	634	c-----------------------------------------------------------------------
	635	c ecriture de la bande histoire:
	636	c ------------------------------
	637
[1403]	638	IF( MOD(itau,iecri).EQ.0) THEN
	639	! Ehouarn: output only during LF or Backward Matsuno
	640	if (leapf.or.(.not.leapf.and.(.not.forward))) then
[1146]	641	CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
	642	unat=0.
	643	do l=1,llm
	644	unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
	645	vnat(:,l)=vcov(:,l)/cv(:)
	646	enddo
[524]	647	#ifdef CPP_IOIPSL
[1403]	648	if (ok_dyn_ins) then
	649	! write(lunout,*) "leapfrog: call writehist, itau=",itau
	650	CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
	651	! call WriteField('ucov',reshape(ucov,(/iip1,jmp1,llm/)))
	652	! call WriteField('vcov',reshape(vcov,(/iip1,jjm,llm/)))
	653	! call WriteField('teta',reshape(teta,(/iip1,jmp1,llm/)))
	654	! call WriteField('ps',reshape(ps,(/iip1,jmp1/)))
	655	! call WriteField('masse',reshape(masse,(/iip1,jmp1,llm/)))
	656	endif ! of if (ok_dyn_ins)
[1146]	657	#endif
	658	! For some Grads outputs of fields
[1403]	659	if (output_grads_dyn) then
[524]	660	#include "write_grads_dyn.h"
[1403]	661	endif
	662	endif ! of if (leapf.or.(.not.leapf.and.(.not.forward)))
[1146]	663	ENDIF ! of IF(MOD(itau,iecri).EQ.0)
[524]	664
	665	IF(itau.EQ.itaufin) THEN
	666
	667
[1454]	668	! if (planet_type.eq."earth") then
[1146]	669	! Write an Earth-format restart file
[1577]	670	CALL dynredem1("restart.nc",start_time,
[1146]	671	& vcov,ucov,teta,q,masse,ps)
[1454]	672	! endif ! of if (planet_type.eq."earth")
[524]	673
	674	CLOSE(99)
[1614]	675	!!! Ehouarn: Why not stop here and now?
[1146]	676	ENDIF ! of IF (itau.EQ.itaufin)
[524]	677
	678	c-----------------------------------------------------------------------
	679	c gestion de l'integration temporelle:
	680	c ------------------------------------
	681
	682	IF( MOD(itau,iperiod).EQ.0 ) THEN
	683	GO TO 1
	684	ELSE IF ( MOD(itau-1,iperiod). EQ. 0 ) THEN
	685
	686	IF( forward ) THEN
	687	c fin du pas forward et debut du pas backward
	688
	689	forward = .FALSE.
	690	leapf = .FALSE.
	691	GO TO 2
	692
	693	ELSE
	694	c fin du pas backward et debut du premier pas leapfrog
	695
	696	leapf = .TRUE.
	697	dt = 2.*dtvr
[1146]	698	GO TO 2
	699	END IF ! of IF (forward)
[524]	700	ELSE
	701
	702	c ...... pas leapfrog .....
	703
	704	leapf = .TRUE.
	705	dt = 2.*dtvr
	706	GO TO 2
[1146]	707	END IF ! of IF (MOD(itau,iperiod).EQ.0)
	708	! ELSEIF (MOD(itau-1,iperiod).EQ.0)
[524]	709
[1146]	710	ELSE ! of IF (.not.purmats)
[524]	711
	712	c ........................................................
	713	c .............. schema matsuno ...............
	714	c ........................................................
	715	IF( forward ) THEN
	716
	717	itau = itau + 1
[1403]	718	c iday = day_ini+itau/day_step
	719	c time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
	720	c
	721	c IF(time.GT.1.) THEN
	722	c time = time-1.
	723	c iday = iday+1
	724	c ENDIF
[524]	725
	726	forward = .FALSE.
	727	IF( itau. EQ. itaufinp1 ) then
	728	abort_message = 'Simulation finished'
	729	call abort_gcm(modname,abort_message,0)
	730	ENDIF
	731	GO TO 2
	732
[1403]	733	ELSE ! of IF(forward) i.e. backward step
[524]	734
[1146]	735	IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
[524]	736	IF(itau.EQ.itaufin) THEN
	737	iav=1
	738	ELSE
	739	iav=0
	740	ENDIF
[1146]	741
	742	IF (ok_dynzon) THEN
[524]	743	#ifdef CPP_IOIPSL
[1403]	744	CALL bilan_dyn(2,dtvriperiod,dtvrday_step*periodav,
	745	& ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,q)
[524]	746	#endif
[1403]	747	ENDIF
	748	IF (ok_dyn_ave) THEN
	749	#ifdef CPP_IOIPSL
	750	CALL writedynav(itau,vcov,
	751	& ucov,teta,pk,phi,q,masse,ps,phis)
	752	#endif
	753	ENDIF
[524]	754
[1146]	755	ENDIF ! of IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin)
[524]	756
[1146]	757	IF(MOD(itau,iecri ).EQ.0) THEN
[524]	758	c IF(MOD(itau,iecri*day_step).EQ.0) THEN
[1146]	759	CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
	760	unat=0.
	761	do l=1,llm
	762	unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
	763	vnat(:,l)=vcov(:,l)/cv(:)
	764	enddo
[524]	765	#ifdef CPP_IOIPSL
[1403]	766	if (ok_dyn_ins) then
	767	! write(lunout,*) "leapfrog: call writehist (b)",
	768	! & itau,iecri
	769	CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
	770	endif ! of if (ok_dyn_ins)
[1146]	771	#endif
	772	! For some Grads outputs
	773	if (output_grads_dyn) then
[524]	774	#include "write_grads_dyn.h"
[1146]	775	endif
[524]	776
[1146]	777	ENDIF ! of IF(MOD(itau,iecri ).EQ.0)
[524]	778
[1146]	779	IF(itau.EQ.itaufin) THEN
[1454]	780	! if (planet_type.eq."earth") then
[1577]	781	CALL dynredem1("restart.nc",start_time,
[1146]	782	& vcov,ucov,teta,q,masse,ps)
[1454]	783	! endif ! of if (planet_type.eq."earth")
[1146]	784	ENDIF ! of IF(itau.EQ.itaufin)
[524]	785
[1146]	786	forward = .TRUE.
	787	GO TO 1
[524]	788
[1146]	789	ENDIF ! of IF (forward)
[524]	790
[1146]	791	END IF ! of IF(.not.purmats)
[524]	792
	793	STOP
	794	END

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