! ! $Id: leapfrog.f90 5312 2024-11-01 12:22:08Z aborella $ ! ! ! SUBROUTINE leapfrog(ucov,vcov,teta,ps,masse,phis,q,time_0) !IM : pour sortir les param. du modele dans un fis. netcdf 110106 USE iniprint_mod_h USE comgeom_mod_h USE comdissnew_mod_h use IOIPSL USE infotrac, ONLY: nqtot, isoCheck USE guide_mod, ONLY : guide_main USE write_field, ONLY: writefield USE control_mod, ONLY: nday, day_step, planet_type, offline, & iconser, iphysiq, iperiod, dissip_period, & iecri, ip_ebil_dyn, ok_dynzon, ok_dyn_ins, & periodav, ok_dyn_ave, output_grads_dyn use exner_hyb_m, only: exner_hyb use exner_milieu_m, only: exner_milieu USE comvert_mod, ONLY: ap,bp,pressure_exner,presnivs USE comconst_mod, ONLY: cpp, dtphys, dtvr, pi, ihf USE logic_mod, ONLY: iflag_phys,ok_guide,forward,leapf,apphys, & statcl,conser,apdiss,purmats,ok_strato USE temps_mod, ONLY: jD_ref,jH_ref,itaufin,day_ini,day_ref, & start_time,dt USE strings_mod, ONLY: msg USE lmdz_cppkeys_wrapper, ONLY: CPPKEY_PHYS USE dimensions_mod, ONLY: iim, jjm, llm, ndm USE paramet_mod_h USE academic_mod_h, ONLY: tetarappel, knewt_t, knewt_g, clat4 IMPLICIT NONE ! ...... Version du 10/01/98 .......... ! avec coordonnees verticales hybrides ! avec nouveaux operat. dissipation * ( gradiv2,divgrad2,nxgraro2 ) !======================================================================= ! ! Auteur: P. Le Van /L. Fairhead/F.Hourdin ! ------- ! ! Objet: ! ------ ! ! GCM LMD nouvelle grille ! !======================================================================= ! ! ... Dans inigeom , nouveaux calculs pour les elongations cu , cv ! et possibilite d'appeler une fonction f(y) a derivee tangente ! hyperbolique a la place de la fonction a derivee sinusoidale. ! ... Possibilite de choisir le shema pour l'advection de ! q , en modifiant iadv dans traceur.def (10/02) . ! ! Pour Van-Leer + Vapeur d'eau saturee, iadv(1)=4. (F.Codron,10/99) ! Pour Van-Leer iadv=10 ! !----------------------------------------------------------------------- ! Declarations: ! ------------- REAL,INTENT(IN) :: time_0 ! not used ! dynamical variables: REAL,INTENT(INOUT) :: ucov(ip1jmp1,llm) ! zonal covariant wind REAL,INTENT(INOUT) :: vcov(ip1jm,llm) ! meridional covariant wind REAL,INTENT(INOUT) :: teta(ip1jmp1,llm) ! potential temperature REAL,INTENT(INOUT) :: ps(ip1jmp1) ! surface pressure (Pa) REAL,INTENT(INOUT) :: masse(ip1jmp1,llm) ! air mass REAL,INTENT(INOUT) :: phis(ip1jmp1) ! geopotentiat at the surface REAL,INTENT(INOUT) :: q(ip1jmp1,llm,nqtot) ! advected tracers REAL :: p (ip1jmp1,llmp1 ) ! interlayer pressure REAL :: pks(ip1jmp1) ! exner at the surface REAL :: pk(ip1jmp1,llm) ! exner at mid-layer REAL :: pkf(ip1jmp1,llm) ! filtered exner at mid-layer REAL :: phi(ip1jmp1,llm) ! geopotential REAL :: w(ip1jmp1,llm) ! vertical velocity real :: zqmin,zqmax ! variables dynamiques intermediaire pour le transport REAL :: pbaru(ip1jmp1,llm),pbarv(ip1jm,llm) !flux de masse ! variables dynamiques au pas -1 REAL :: vcovm1(ip1jm,llm),ucovm1(ip1jmp1,llm) REAL :: tetam1(ip1jmp1,llm),psm1(ip1jmp1) REAL :: massem1(ip1jmp1,llm) ! tendances dynamiques REAL :: dv(ip1jm,llm),du(ip1jmp1,llm) REAL :: dteta(ip1jmp1,llm),dq(ip1jmp1,llm,nqtot),dp(ip1jmp1) ! tendances de la dissipation REAL :: dvdis(ip1jm,llm),dudis(ip1jmp1,llm) REAL :: dtetadis(ip1jmp1,llm) ! tendances physiques REAL :: dvfi(ip1jm,llm),dufi(ip1jmp1,llm) REAL :: dtetafi(ip1jmp1,llm),dqfi(ip1jmp1,llm,nqtot),dpfi(ip1jmp1) ! variables pour le fichier histoire REAL :: dtav ! intervalle de temps elementaire REAL :: tppn(iim),tpps(iim),tpn,tps ! INTEGER :: itau,itaufinp1,iav ! INTEGER iday ! jour julien REAL :: time REAL :: SSUM ! REAL finvmaold(ip1jmp1,llm) !ym LOGICAL lafin LOGICAL :: lafin=.false. INTEGER :: ij,iq,l INTEGER :: ik real :: time_step, t_wrt, t_ops ! REAL rdayvrai,rdaym_ini ! jD_cur: jour julien courant ! jH_cur: heure julienne courante REAL :: jD_cur, jH_cur INTEGER :: an, mois, jour REAL :: secondes LOGICAL :: first,callinigrads !IM : pour sortir les param. du modele dans un fis. netcdf 110106 save first data first/.true./ real :: dt_cum character(len=10) :: infile integer :: zan, tau0, thoriid integer :: nid_ctesGCM save nid_ctesGCM real :: degres real :: rlong(iip1), rlatg(jjp1) real :: zx_tmp_2d(iip1,jjp1) integer :: ndex2d(iip1*jjp1) logical :: ok_sync parameter (ok_sync = .true.) logical :: physic data callinigrads/.true./ character(len=10) :: string10 REAL :: flxw(ip1jmp1,llm) ! flux de masse verticale !+jld variables test conservation energie REAL :: ecin(ip1jmp1,llm),ecin0(ip1jmp1,llm) ! Tendance de la temp. potentiel d (theta)/ d t due a la ! tansformation d'energie cinetique en energie thermique ! cree par la dissipation REAL :: dtetaecdt(ip1jmp1,llm) REAL :: vcont(ip1jm,llm),ucont(ip1jmp1,llm) REAL :: vnat(ip1jm,llm),unat(ip1jmp1,llm) REAL :: d_h_vcol, d_qt, d_qw, d_ql, d_ec CHARACTER(len=15) :: ztit !IM INTEGER ip_ebil_dyn ! PRINT level for energy conserv. diag. !IM SAVE ip_ebil_dyn !IM DATA ip_ebil_dyn/0/ !-jld character(len=80) :: dynhist_file, dynhistave_file character(len=*),parameter :: modname="leapfrog" character(len=80) :: abort_message logical :: dissip_conservative save dissip_conservative data dissip_conservative/.true./ LOGICAL :: prem save prem DATA prem/.true./ INTEGER :: testita PARAMETER (testita = 9) logical , parameter :: flag_verif = .false. integer :: itau_w ! pas de temps ecriture = itap + itau_phy if (nday>=0) then itaufin = nday*day_step else itaufin = -nday endif itaufinp1 = itaufin +1 itau = 0 physic=.true. if (iflag_phys==0.or.iflag_phys==2) physic=.false. ! iday = day_ini+itau/day_step ! time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0 ! IF(time.GT.1.) THEN ! time = time-1. ! iday = iday+1 ! ENDIF !----------------------------------------------------------------------- ! On initialise la pression et la fonction d'Exner : ! -------------------------------------------------- dq(:,:,:)=0. CALL pression ( ip1jmp1, ap, bp, ps, p ) if (pressure_exner) then CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf ) else CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf ) endif !----------------------------------------------------------------------- ! Debut de l'integration temporelle: ! ---------------------------------- 1 CONTINUE ! Matsuno Forward step begins here ! date: (NB: date remains unchanged for Backward step) ! ----- jD_cur = jD_ref + day_ini - day_ref + & (itau+1)/day_step jH_cur = jH_ref + start_time + & mod(itau+1,day_step)/float(day_step) jD_cur = jD_cur + int(jH_cur) jH_cur = jH_cur - int(jH_cur) call check_isotopes_seq(q,ip1jmp1,'leapfrog 321') if (ok_guide) then call guide_main(itau,ucov,vcov,teta,q,masse,ps) endif ! ! IF( MOD( itau, 10* day_step ).EQ.0 ) THEN ! CALL test_period ( ucov,vcov,teta,q,p,phis ) ! PRINT *,' ---- Test_period apres continue OK ! -----', itau ! ENDIF ! ! Save fields obtained at previous time step as '...m1' CALL SCOPY( ijmllm ,vcov , 1, vcovm1 , 1 ) CALL SCOPY( ijp1llm,ucov , 1, ucovm1 , 1 ) CALL SCOPY( ijp1llm,teta , 1, tetam1 , 1 ) CALL SCOPY( ijp1llm,masse, 1, massem1, 1 ) CALL SCOPY( ip1jmp1, ps , 1, psm1 , 1 ) forward = .TRUE. leapf = .FALSE. dt = dtvr ! ... P.Le Van .26/04/94 .... ! Ehouarn: finvmaold is actually not used ! CALL SCOPY ( ijp1llm, masse, 1, finvmaold, 1 ) ! CALL filtreg ( finvmaold ,jjp1, llm, -2,2, .TRUE., 1 ) call check_isotopes_seq(q,ip1jmp1,'leapfrog 400') 2 CONTINUE ! Matsuno backward or leapfrog step begins here !----------------------------------------------------------------------- ! date: (NB: only leapfrog step requires recomputing date) ! ----- IF (leapf) THEN jD_cur = jD_ref + day_ini - day_ref + & (itau+1)/day_step jH_cur = jH_ref + start_time + & mod(itau+1,day_step)/float(day_step) jD_cur = jD_cur + int(jH_cur) jH_cur = jH_cur - int(jH_cur) ENDIF ! gestion des appels de la physique et des dissipations: ! ------------------------------------------------------ ! ! ... P.Le Van ( 6/02/95 ) .... apphys = .FALSE. statcl = .FALSE. conser = .FALSE. apdiss = .FALSE. IF( purmats ) THEN ! ! Purely Matsuno time stepping IF( MOD(itau,iconser) .EQ.0.AND. forward ) conser = .TRUE. IF( MOD(itau,dissip_period ).EQ.0.AND..NOT.forward ) & apdiss = .TRUE. IF( MOD(itau,iphysiq ).EQ.0.AND..NOT.forward & .and. physic ) apphys = .TRUE. ELSE ! ! Leapfrog/Matsuno time stepping IF( MOD(itau ,iconser) .EQ. 0 ) conser = .TRUE. IF( MOD(itau+1,dissip_period).EQ.0 .AND. .NOT. forward ) & apdiss = .TRUE. IF( MOD(itau+1,iphysiq).EQ.0.AND.physic ) apphys=.TRUE. END IF ! Ehouarn: for Shallow Water case (ie: 1 vertical layer), ! supress dissipation step if (llm.eq.1) then apdiss=.false. endif call check_isotopes_seq(q,ip1jmp1,'leapfrog 589') !----------------------------------------------------------------------- ! calcul des tendances dynamiques: ! -------------------------------- ! ! compute geopotential phi() CALL geopot ( ip1jmp1, teta , pk , pks, phis , phi ) time = jD_cur + jH_cur CALL caldyn & ( itau,ucov,vcov,teta,ps,masse,pk,pkf,phis , & phi,conser,du,dv,dteta,dp,w, pbaru,pbarv, time ) !----------------------------------------------------------------------- ! calcul des tendances advection des traceurs (dont l'humidite) ! ------------------------------------------------------------- call check_isotopes_seq(q,ip1jmp1, & 'leapfrog 686: avant caladvtrac') IF( forward.OR. leapf ) THEN ! Ehouarn: NB: fields sent to advtrac are those at the beginning of the time step CALL caladvtrac(q,pbaru,pbarv, & p, masse, dq, teta, & flxw, pk) ! !write(*,*) 'caladvtrac 346' IF (offline) THEN !maf stokage du flux de masse pour traceurs OFF-LINE CALL fluxstokenc(pbaru,pbarv,masse,teta,phi,phis, & dtvr, itau) ENDIF ! of IF (offline) ! ENDIF ! of IF( forward.OR. leapf ) !----------------------------------------------------------------------- ! integrations dynamique et traceurs: ! ---------------------------------- CALL msg('720', modname, isoCheck) call check_isotopes_seq(q,ip1jmp1,'leapfrog 756') CALL integrd ( nqtot,vcovm1,ucovm1,tetam1,psm1,massem1 , & dv,du,dteta,dq,dp,vcov,ucov,teta,q,ps,masse,phis ) ! $ finvmaold ) CALL msg('724', modname, isoCheck) call check_isotopes_seq(q,ip1jmp1,'leapfrog 762') ! .P.Le Van (26/04/94 ajout de finvpold dans l'appel d'integrd) ! !----------------------------------------------------------------------- ! calcul des tendances physiques: ! ------------------------------- ! ######## P.Le Van ( Modif le 6/02/95 ) ########### ! IF( purmats ) THEN IF( itau.EQ.itaufin.AND..NOT.forward ) lafin = .TRUE. ELSE IF( itau+1.EQ. itaufin ) lafin = .TRUE. ENDIF ! ! IF( apphys ) THEN ! ! ....... Ajout P.Le Van ( 17/04/96 ) ........... ! CALL pression ( ip1jmp1, ap, bp, ps, p ) if (pressure_exner) then CALL exner_hyb( ip1jmp1, ps, p,pks, pk, pkf ) else CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf ) endif ! Appel a geopot ajoute le 2014/05/08 pour garantir la convergence numerique ! avec dyn3dmem CALL geopot ( ip1jmp1, teta , pk , pks, phis , phi ) ! rdaym_ini = itau * dtvr / daysec ! rdayvrai = rdaym_ini + day_ini ! jD_cur = jD_ref + day_ini - day_ref ! $ + int (itau * dtvr / daysec) ! jH_cur = jH_ref + & ! & (itau * dtvr / daysec - int(itau * dtvr / daysec)) jD_cur = jD_ref + day_ini - day_ref + & (itau+1)/day_step IF (planet_type .eq."generic") THEN ! ! AS: we make jD_cur to be pday jD_cur = int(day_ini + itau/day_step) ENDIF jH_cur = jH_ref + start_time + & mod(itau+1,day_step)/float(day_step) jD_cur = jD_cur + int(jH_cur) jH_cur = jH_cur - int(jH_cur) ! write(lunout,*)'itau, jD_cur = ', itau, jD_cur, jH_cur ! call ju2ymds(jD_cur+jH_cur, an, mois, jour, secondes) ! write(lunout,*)'current date = ',an, mois, jour, secondes ! rajout debug ! lafin = .true. ! Inbterface avec les routines de phylmd (phymars ... ) ! ----------------------------------------------------- !+jld ! Diagnostique de conservation de l'energie : initialisation IF (ip_ebil_dyn.ge.1 ) THEN ztit='bil dyn' ! Ehouarn: be careful, diagedyn is Earth-specific! IF (planet_type.eq."earth") THEN CALL diagedyn(ztit,2,1,1,dtphys & , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2)) ENDIF ENDIF ! of IF (ip_ebil_dyn.ge.1 ) !-jld !IM decommenter les 6 lignes suivantes pour sortir quelques parametres dynamiques de LMDZ !IM uncomment next 6 lines to get some parameters for LMDZ dynamics ! IF (first) THEN ! first=.false. !INCLUDE "ini_paramLMDZ_dyn.h" ! ENDIF ! !INCLUDE "write_paramLMDZ_dyn.h" IF (CPPKEY_PHYS) THEN CALL calfis( lafin , jD_cur, jH_cur, & ucov,vcov,teta,q,masse,ps,p,pk,phis,phi , & du,dv,dteta,dq, & flxw,dufi,dvfi,dtetafi,dqfi,dpfi ) END IF ! ajout des tendances physiques: ! ------------------------------ CALL addfi( dtphys, leapf, forward , & ucov, vcov, teta , q ,ps , & dufi, dvfi, dtetafi , dqfi ,dpfi ) ! ! since addfi updates ps(), also update p(), masse() and pk() CALL pression (ip1jmp1,ap,bp,ps,p) CALL massdair(p,masse) if (pressure_exner) then CALL exner_hyb(ip1jmp1,ps,p,pks,pk,pkf) else CALL exner_milieu(ip1jmp1,ps,p,pks,pk,pkf) endif IF (ok_strato) THEN CALL top_bound( vcov,ucov,teta,masse,dtphys) ENDIF ! ! Diagnostique de conservation de l'energie : difference IF (ip_ebil_dyn.ge.1 ) THEN ztit='bil phys' IF (planet_type.eq."earth") THEN CALL diagedyn(ztit,2,1,1,dtphys & , ucov , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2)) ENDIF ENDIF ! of IF (ip_ebil_dyn.ge.1 ) ENDIF ! of IF( apphys ) IF(iflag_phys.EQ.2) THEN ! "Newtonian" case ! Academic case : Simple friction and Newtonan relaxation ! ------------------------------------------------------- DO l=1,llm DO ij=1,ip1jmp1 teta(ij,l)=teta(ij,l)-dtvr* & (teta(ij,l)-tetarappel(ij,l))*(knewt_g+knewt_t(l)*clat4(ij)) ENDDO ENDDO ! of DO l=1,llm if (planet_type.eq."giant") then ! ! add an intrinsic heat flux at the base of the atmosphere teta(:,1)=teta(:,1)+dtvr*aire(:)*ihf/cpp/masse(:,1) endif call friction(ucov,vcov,dtvr) ! ! Sponge layer (if any) IF (ok_strato) THEN ! dufi(:,:)=0. ! dvfi(:,:)=0. ! dtetafi(:,:)=0. ! dqfi(:,:,:)=0. ! dpfi(:)=0. ! CALL top_bound(vcov,ucov,teta,masse,dufi,dvfi,dtetafi) CALL top_bound( vcov,ucov,teta,masse,dtvr) ! CALL addfi( dtvr, leapf, forward , ! $ ucov, vcov, teta , q ,ps , ! $ dufi, dvfi, dtetafi , dqfi ,dpfi ) ENDIF ! of IF (ok_strato) ENDIF ! of IF (iflag_phys.EQ.2) !-jld CALL pression ( ip1jmp1, ap, bp, ps, p ) if (pressure_exner) then CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf ) else CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf ) endif CALL massdair(p,masse) call check_isotopes_seq(q,ip1jmp1,'leapfrog 1196') !----------------------------------------------------------------------- ! dissipation horizontale et verticale des petites echelles: ! ---------------------------------------------------------- IF(apdiss) THEN ! calcul de l'energie cinetique avant dissipation call covcont(llm,ucov,vcov,ucont,vcont) call enercin(vcov,ucov,vcont,ucont,ecin0) ! dissipation CALL dissip(vcov,ucov,teta,p,dvdis,dudis,dtetadis) ucov=ucov+dudis vcov=vcov+dvdis ! teta=teta+dtetadis !------------------------------------------------------------------------ if (dissip_conservative) then ! On rajoute la tendance due a la transform. Ec -> E therm. cree ! lors de la dissipation call covcont(llm,ucov,vcov,ucont,vcont) call enercin(vcov,ucov,vcont,ucont,ecin) dtetaecdt= (ecin0-ecin)/ pk ! teta=teta+dtetaecdt dtetadis=dtetadis+dtetaecdt endif teta=teta+dtetadis !------------------------------------------------------------------------ ! ....... P. Le Van ( ajout le 17/04/96 ) ........... ! ... Calcul de la valeur moyenne, unique de h aux poles ..... ! DO l = 1, llm DO ij = 1,iim tppn(ij) = aire( ij ) * teta( ij ,l) tpps(ij) = aire(ij+ip1jm) * teta(ij+ip1jm,l) ENDDO tpn = SSUM(iim,tppn,1)/apoln tps = SSUM(iim,tpps,1)/apols DO ij = 1, iip1 teta( ij ,l) = tpn teta(ij+ip1jm,l) = tps ENDDO ENDDO if (1 == 0) then !!! Ehouarn: lines here 1) kill 1+1=2 in the dynamics !!! 2) should probably not be here anyway !!! but are kept for those who would want to revert to previous behaviour DO ij = 1,iim tppn(ij) = aire( ij ) * ps ( ij ) tpps(ij) = aire(ij+ip1jm) * ps (ij+ip1jm) ENDDO tpn = SSUM(iim,tppn,1)/apoln tps = SSUM(iim,tpps,1)/apols DO ij = 1, iip1 ps( ij ) = tpn ps(ij+ip1jm) = tps ENDDO endif ! of if (1 == 0) END IF ! of IF(apdiss) ! ajout debug ! IF( lafin ) then ! abort_message = 'Simulation finished' ! call abort_gcm(modname,abort_message,0) ! ENDIF ! ******************************************************************** ! ******************************************************************** ! .... fin de l'integration dynamique et physique pour le pas itau .. ! ******************************************************************** ! ******************************************************************** ! preparation du pas d'integration suivant ...... call check_isotopes_seq(q,ip1jmp1,'leapfrog 1509') IF ( .NOT.purmats ) THEN ! ........................................................ ! .............. schema matsuno + leapfrog .............. ! ........................................................ IF(forward.OR. leapf) THEN itau= itau + 1 ! iday= day_ini+itau/day_step ! time= REAL(itau-(iday-day_ini)*day_step)/day_step+time_0 ! IF(time.GT.1.) THEN ! time = time-1. ! iday = iday+1 ! ENDIF ENDIF IF( itau.EQ. itaufinp1 ) then if (flag_verif) then write(79,*) 'ucov',ucov write(80,*) 'vcov',vcov write(81,*) 'teta',teta write(82,*) 'ps',ps write(83,*) 'q',q WRITE(85,*) 'q1 = ',q(:,:,1) WRITE(86,*) 'q3 = ',q(:,:,3) endif abort_message = 'Simulation finished' call abort_gcm(modname,abort_message,0) ENDIF !----------------------------------------------------------------------- ! ecriture du fichier histoire moyenne: ! ------------------------------------- IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN IF(itau.EQ.itaufin) THEN iav=1 ELSE iav=0 ENDIF ! ! Ehouarn: re-compute geopotential for outputs CALL geopot(ip1jmp1,teta,pk,pks,phis,phi) IF (ok_dynzon) THEN CALL bilan_dyn(2,dtvr*iperiod,dtvr*day_step*periodav, & ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,q) END IF IF (ok_dyn_ave) THEN CALL writedynav(itau,vcov, & ucov,teta,pk,phi,q,masse,ps,phis) ENDIF ENDIF ! of IF((MOD(itau,iperiod).EQ.0).OR.(itau.EQ.itaufin)) call check_isotopes_seq(q,ip1jmp1,'leapfrog 1584') !----------------------------------------------------------------------- ! ecriture de la bande histoire: ! ------------------------------ IF( MOD(itau,iecri).EQ.0) THEN ! ! Ehouarn: output only during LF or Backward Matsuno if (leapf.or.(.not.leapf.and.(.not.forward))) then CALL geopot(ip1jmp1,teta,pk,pks,phis,phi) unat=0. do l=1,llm unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm) vnat(:,l)=vcov(:,l)/cv(:) enddo if (ok_dyn_ins) then ! write(lunout,*) "leapfrog: call writehist, itau=",itau CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis) ! call WriteField('ucov',reshape(ucov,(/iip1,jmp1,llm/))) ! call WriteField('vcov',reshape(vcov,(/iip1,jjm,llm/))) ! call WriteField('teta',reshape(teta,(/iip1,jmp1,llm/))) ! call WriteField('ps',reshape(ps,(/iip1,jmp1/))) ! call WriteField('masse',reshape(masse,(/iip1,jmp1,llm/))) endif ! of if (ok_dyn_ins) ! For some Grads outputs of fields if (output_grads_dyn) then INCLUDE "write_grads_dyn.h" endif endif ! of if (leapf.or.(.not.leapf.and.(.not.forward))) ENDIF ! of IF(MOD(itau,iecri).EQ.0) IF(itau.EQ.itaufin) THEN ! if (planet_type.eq."earth") then ! Write an Earth-format restart file CALL dynredem1("restart.nc",start_time, & vcov,ucov,teta,q,masse,ps) ! endif ! of if (planet_type.eq."earth") CLOSE(99) if (ok_guide) then ! ! set ok_guide to false to avoid extra output ! ! in following forward step ok_guide=.false. endif ! !!! Ehouarn: Why not stop here and now? ENDIF ! of IF (itau.EQ.itaufin) !----------------------------------------------------------------------- ! gestion de l'integration temporelle: ! ------------------------------------ IF( MOD(itau,iperiod).EQ.0 ) THEN GO TO 1 ELSE IF ( MOD(itau-1,iperiod).EQ. 0 ) THEN IF( forward ) THEN ! fin du pas forward et debut du pas backward forward = .FALSE. leapf = .FALSE. GO TO 2 ELSE ! fin du pas backward et debut du premier pas leapfrog leapf = .TRUE. dt = 2.*dtvr GO TO 2 END IF ! of IF (forward) ELSE ! ...... pas leapfrog ..... leapf = .TRUE. dt = 2.*dtvr GO TO 2 END IF ! of IF (MOD(itau,iperiod).EQ.0) ! ! ELSEIF (MOD(itau-1,iperiod).EQ.0) ELSE ! of IF (.not.purmats) call check_isotopes_seq(q,ip1jmp1,'leapfrog 1664') ! ........................................................ ! .............. schema matsuno ............... ! ........................................................ IF( forward ) THEN itau = itau + 1 ! iday = day_ini+itau/day_step ! time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0 ! ! IF(time.GT.1.) THEN ! time = time-1. ! iday = iday+1 ! ENDIF forward = .FALSE. IF( itau.EQ. itaufinp1 ) then abort_message = 'Simulation finished' call abort_gcm(modname,abort_message,0) ENDIF GO TO 2 ELSE ! of IF(forward) i.e. backward step call check_isotopes_seq(q,ip1jmp1,'leapfrog 1698') IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN IF(itau.EQ.itaufin) THEN iav=1 ELSE iav=0 ENDIF ! ! Ehouarn: re-compute geopotential for outputs CALL geopot(ip1jmp1,teta,pk,pks,phis,phi) IF (ok_dynzon) THEN CALL bilan_dyn(2,dtvr*iperiod,dtvr*day_step*periodav, & ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,q) ENDIF IF (ok_dyn_ave) THEN CALL writedynav(itau,vcov, & ucov,teta,pk,phi,q,masse,ps,phis) ENDIF ENDIF ! of IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) IF(MOD(itau,iecri ).EQ.0) THEN ! IF(MOD(itau,iecri*day_step).EQ.0) THEN CALL geopot(ip1jmp1,teta,pk,pks,phis,phi) unat=0. do l=1,llm unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm) vnat(:,l)=vcov(:,l)/cv(:) enddo if (ok_dyn_ins) then ! write(lunout,*) "leapfrog: call writehist (b)", ! & itau,iecri CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis) endif ! of if (ok_dyn_ins) ! For some Grads outputs if (output_grads_dyn) then INCLUDE "write_grads_dyn.h" endif ENDIF ! of IF(MOD(itau,iecri ).EQ.0) IF(itau.EQ.itaufin) THEN ! if (planet_type.eq."earth") then CALL dynredem1("restart.nc",start_time, & vcov,ucov,teta,q,masse,ps) ! endif ! of if (planet_type.eq."earth") if (ok_guide) then ! ! set ok_guide to false to avoid extra output ! ! in following forward step ok_guide=.false. endif ENDIF ! of IF(itau.EQ.itaufin) forward = .TRUE. GO TO 1 ENDIF ! of IF (forward) END IF ! of IF(.not.purmats) END SUBROUTINE leapfrog