GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: dyn3d/leapfrog.F Lines: 140 200 70.0 %
Date: 2023-06-30 12:56:34 Branches: 102 188 54.3 %

Line Branch Exec Source
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!
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! $Id: leapfrog.F 4143 2022-05-09 10:35:40Z dcugnet $
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!
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c
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c
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22465
      SUBROUTINE leapfrog(ucov,vcov,teta,ps,masse,phis,q,time_0)
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cIM : pour sortir les param. du modele dans un fis. netcdf 110106
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#ifdef CPP_IOIPSL
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      use IOIPSL
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#endif
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      USE infotrac, ONLY: nqtot, isoCheck
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      USE guide_mod, ONLY : guide_main
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      USE write_field, ONLY: writefield
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      USE control_mod, ONLY: nday, day_step, planet_type, offline,
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     &                       iconser, iphysiq, iperiod, dissip_period,
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     &                       iecri, ip_ebil_dyn, ok_dynzon, ok_dyn_ins,
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     &                       periodav, ok_dyn_ave, output_grads_dyn
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      use exner_hyb_m, only: exner_hyb
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      use exner_milieu_m, only: exner_milieu
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      USE comvert_mod, ONLY: ap,bp,pressure_exner,presnivs
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      USE comconst_mod, ONLY: cpp, dtphys, dtvr, pi, ihf
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      USE logic_mod, ONLY: iflag_phys,ok_guide,forward,leapf,apphys,
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     &                     statcl,conser,apdiss,purmats,ok_strato
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      USE temps_mod, ONLY: jD_ref,jH_ref,itaufin,day_ini,day_ref,
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     &                        start_time,dt
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      USE strings_mod, ONLY: msg
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      IMPLICIT NONE
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c      ......   Version  du 10/01/98    ..........
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c             avec  coordonnees  verticales hybrides
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c   avec nouveaux operat. dissipation * ( gradiv2,divgrad2,nxgraro2 )
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c=======================================================================
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c
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c   Auteur:  P. Le Van /L. Fairhead/F.Hourdin
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c   -------
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c
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c   Objet:
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c   ------
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c
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c   GCM LMD nouvelle grille
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c
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c=======================================================================
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c
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c  ... Dans inigeom , nouveaux calculs pour les elongations  cu , cv
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c      et possibilite d'appeler une fonction f(y)  a derivee tangente
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c      hyperbolique a la  place de la fonction a derivee sinusoidale.
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c  ... Possibilite de choisir le shema pour l'advection de
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c        q  , en modifiant iadv dans traceur.def  (10/02) .
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c
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c      Pour Van-Leer + Vapeur d'eau saturee, iadv(1)=4. (F.Codron,10/99)
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c      Pour Van-Leer iadv=10
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c
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c-----------------------------------------------------------------------
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c   Declarations:
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c   -------------
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      include "dimensions.h"
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      include "paramet.h"
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      include "comdissnew.h"
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      include "comgeom.h"
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      include "description.h"
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      include "iniprint.h"
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      include "academic.h"
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      REAL,INTENT(IN) :: time_0 ! not used
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c   dynamical variables:
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      REAL,INTENT(INOUT) :: ucov(ip1jmp1,llm)    ! zonal covariant wind
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      REAL,INTENT(INOUT) :: vcov(ip1jm,llm)      ! meridional covariant wind
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      REAL,INTENT(INOUT) :: teta(ip1jmp1,llm)    ! potential temperature
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      REAL,INTENT(INOUT) :: ps(ip1jmp1)          ! surface pressure (Pa)
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      REAL,INTENT(INOUT) :: masse(ip1jmp1,llm)   ! air mass
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      REAL,INTENT(INOUT) :: phis(ip1jmp1)        ! geopotentiat at the surface
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      REAL,INTENT(INOUT) :: q(ip1jmp1,llm,nqtot) ! advected tracers
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      REAL p (ip1jmp1,llmp1  )               ! interlayer pressure
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      REAL pks(ip1jmp1)                      ! exner at the surface
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      REAL pk(ip1jmp1,llm)                   ! exner at mid-layer
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      REAL pkf(ip1jmp1,llm)                  ! filtered exner at mid-layer
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      REAL phi(ip1jmp1,llm)                  ! geopotential
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      REAL w(ip1jmp1,llm)                    ! vertical velocity
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      real zqmin,zqmax
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c variables dynamiques intermediaire pour le transport
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      REAL pbaru(ip1jmp1,llm),pbarv(ip1jm,llm) !flux de masse
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c   variables dynamiques au pas -1
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      REAL vcovm1(ip1jm,llm),ucovm1(ip1jmp1,llm)
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      REAL tetam1(ip1jmp1,llm),psm1(ip1jmp1)
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      REAL massem1(ip1jmp1,llm)
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c   tendances dynamiques
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      REAL dv(ip1jm,llm),du(ip1jmp1,llm)
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1
      REAL dteta(ip1jmp1,llm),dq(ip1jmp1,llm,nqtot),dp(ip1jmp1)
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c   tendances de la dissipation
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      REAL dvdis(ip1jm,llm),dudis(ip1jmp1,llm)
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      REAL dtetadis(ip1jmp1,llm)
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c   tendances physiques
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      REAL dvfi(ip1jm,llm),dufi(ip1jmp1,llm)
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1
      REAL dtetafi(ip1jmp1,llm),dqfi(ip1jmp1,llm,nqtot),dpfi(ip1jmp1)
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c   variables pour le fichier histoire
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      REAL dtav      ! intervalle de temps elementaire
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      REAL tppn(iim),tpps(iim),tpn,tps
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c
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      INTEGER itau,itaufinp1,iav
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!      INTEGER  iday ! jour julien
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      REAL       time
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      REAL  SSUM
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!     REAL finvmaold(ip1jmp1,llm)
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cym      LOGICAL  lafin
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      LOGICAL :: lafin=.false.
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      INTEGER ij,iq,l
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      INTEGER ik
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      real time_step, t_wrt, t_ops
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!      REAL rdayvrai,rdaym_ini
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! jD_cur: jour julien courant
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! jH_cur: heure julienne courante
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      REAL :: jD_cur, jH_cur
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      INTEGER :: an, mois, jour
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      REAL :: secondes
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      LOGICAL first,callinigrads
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cIM : pour sortir les param. du modele dans un fis. netcdf 110106
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      save first
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      data first/.true./
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      real dt_cum
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      character*10 infile
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      integer zan, tau0, thoriid
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      integer nid_ctesGCM
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      save nid_ctesGCM
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      real degres
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      real rlong(iip1), rlatg(jjp1)
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      real zx_tmp_2d(iip1,jjp1)
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      integer ndex2d(iip1*jjp1)
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      logical ok_sync
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      parameter (ok_sync = .true.)
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      logical physic
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      data callinigrads/.true./
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      character*10 string10
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      REAL :: flxw(ip1jmp1,llm)  ! flux de masse verticale
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c+jld variables test conservation energie
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      REAL ecin(ip1jmp1,llm),ecin0(ip1jmp1,llm)
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C     Tendance de la temp. potentiel d (theta)/ d t due a la
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C     tansformation d'energie cinetique en energie thermique
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C     cree par la dissipation
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      REAL dtetaecdt(ip1jmp1,llm)
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      REAL vcont(ip1jm,llm),ucont(ip1jmp1,llm)
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      REAL vnat(ip1jm,llm),unat(ip1jmp1,llm)
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      REAL      d_h_vcol, d_qt, d_qw, d_ql, d_ec
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      CHARACTER*15 ztit
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!IM   INTEGER   ip_ebil_dyn  ! PRINT level for energy conserv. diag.
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!IM   SAVE      ip_ebil_dyn
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!IM   DATA      ip_ebil_dyn/0/
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c-jld
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      character*80 dynhist_file, dynhistave_file
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      character(len=*),parameter :: modname="leapfrog"
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      character*80 abort_message
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      logical dissip_conservative
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      save dissip_conservative
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      data dissip_conservative/.true./
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      LOGICAL prem
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      save prem
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      DATA prem/.true./
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      INTEGER testita
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      PARAMETER (testita = 9)
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      logical , parameter :: flag_verif = .false.
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      integer itau_w   ! pas de temps ecriture = itap + itau_phy
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1
      if (nday>=0) then
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1
         itaufin   = nday*day_step
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      else
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         itaufin   = -nday
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      endif
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1
      itaufinp1 = itaufin +1
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1
      itau = 0
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      physic=.true.
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      if (iflag_phys==0.or.iflag_phys==2) physic=.false.
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c      iday = day_ini+itau/day_step
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c      time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
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c         IF(time.GT.1.) THEN
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c          time = time-1.
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c          iday = iday+1
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c         ENDIF
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c-----------------------------------------------------------------------
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c   On initialise la pression et la fonction d'Exner :
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c   --------------------------------------------------
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212556
      dq(:,:,:)=0.
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      CALL pression ( ip1jmp1, ap, bp, ps, p       )
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      if (pressure_exner) then
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        CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
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      else
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        CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
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      endif
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c-----------------------------------------------------------------------
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c   Debut de l'integration temporelle:
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c   ----------------------------------
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   1  CONTINUE ! Matsuno Forward step begins here
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c   date: (NB: date remains unchanged for Backward step)
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c   -----
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      jD_cur = jD_ref + day_ini - day_ref +                             &
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     &          (itau+1)/day_step
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      jH_cur = jH_ref + start_time +                                    &
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     &          mod(itau+1,day_step)/float(day_step)
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      jD_cur = jD_cur + int(jH_cur)
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      jH_cur = jH_cur - int(jH_cur)
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      call check_isotopes_seq(q,ip1jmp1,'leapfrog 321')
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#ifdef CPP_IOIPSL
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      if (ok_guide) then
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        call guide_main(itau,ucov,vcov,teta,q,masse,ps)
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      endif
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#endif
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c
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c     IF( MOD( itau, 10* day_step ).EQ.0 )  THEN
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c       CALL  test_period ( ucov,vcov,teta,q,p,phis )
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c       PRINT *,' ----   Test_period apres continue   OK ! -----', itau
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c     ENDIF
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c
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! Save fields obtained at previous time step as '...m1'
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      CALL SCOPY( ijmllm ,vcov , 1, vcovm1 , 1 )
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      CALL SCOPY( ijp1llm,ucov , 1, ucovm1 , 1 )
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      CALL SCOPY( ijp1llm,teta , 1, tetam1 , 1 )
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      CALL SCOPY( ijp1llm,masse, 1, massem1, 1 )
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      CALL SCOPY( ip1jmp1, ps  , 1,   psm1 , 1 )
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      forward = .TRUE.
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      leapf   = .FALSE.
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      dt      =  dtvr
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c   ...    P.Le Van .26/04/94  ....
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! Ehouarn: finvmaold is actually not used
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!      CALL SCOPY   ( ijp1llm,   masse, 1, finvmaold,     1 )
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!      CALL filtreg ( finvmaold ,jjp1, llm, -2,2, .TRUE., 1 )
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      call check_isotopes_seq(q,ip1jmp1,'leapfrog 400')
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   2  CONTINUE ! Matsuno backward or leapfrog step begins here
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c-----------------------------------------------------------------------
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c   date: (NB: only leapfrog step requires recomputing date)
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c   -----
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1729
      IF (leapf) THEN
282
        jD_cur = jD_ref + day_ini - day_ref +
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     &            (itau+1)/day_step
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        jH_cur = jH_ref + start_time +
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     &            mod(itau+1,day_step)/float(day_step)
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        jD_cur = jD_cur + int(jH_cur)
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        jH_cur = jH_cur - int(jH_cur)
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      ENDIF
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c   gestion des appels de la physique et des dissipations:
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c   ------------------------------------------------------
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c
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c   ...    P.Le Van  ( 6/02/95 )  ....
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      apphys = .FALSE.
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      statcl = .FALSE.
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      conser = .FALSE.
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      apdiss = .FALSE.
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1729
      IF( purmats ) THEN
302
      ! Purely Matsuno time stepping
303
         IF( MOD(itau,iconser) .EQ.0.AND.  forward    ) conser = .TRUE.
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         IF( MOD(itau,dissip_period ).EQ.0.AND..NOT.forward )
305
     s        apdiss = .TRUE.
306
         IF( MOD(itau,iphysiq ).EQ.0.AND..NOT.forward
307
     s          .and. physic                        ) apphys = .TRUE.
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      ELSE
309
      ! Leapfrog/Matsuno time stepping
310
1729
         IF( MOD(itau   ,iconser) .EQ. 0              ) conser = .TRUE.
311

1729
         IF( MOD(itau+1,dissip_period).EQ.0 .AND. .NOT. forward )
312
288
     s        apdiss = .TRUE.
313

1729
         IF( MOD(itau+1,iphysiq).EQ.0.AND.physic       ) apphys=.TRUE.
314
      END IF
315
316
! Ehouarn: for Shallow Water case (ie: 1 vertical layer),
317
!          supress dissipation step
318
      if (llm.eq.1) then
319
        apdiss=.false.
320
      endif
321
322
323
1729
      call check_isotopes_seq(q,ip1jmp1,'leapfrog 589')
324
325
c-----------------------------------------------------------------------
326
c   calcul des tendances dynamiques:
327
c   --------------------------------
328
329
      ! compute geopotential phi()
330
1729
      CALL geopot  ( ip1jmp1, teta  , pk , pks,  phis  , phi   )
331
332
1729
      time = jD_cur + jH_cur
333
      CALL caldyn
334
     $  ( itau,ucov,vcov,teta,ps,masse,pk,pkf,phis ,
335
1729
     $    phi,conser,du,dv,dteta,dp,w, pbaru,pbarv, time )
336
337
338
c-----------------------------------------------------------------------
339
c   calcul des tendances advection des traceurs (dont l'humidite)
340
c   -------------------------------------------------------------
341
342
      call check_isotopes_seq(q,ip1jmp1,
343
1729
     &           'leapfrog 686: avant caladvtrac')
344
345

1729
      IF( forward. OR . leapf )  THEN
346
! Ehouarn: NB: fields sent to advtrac are those at the beginning of the time step
347
         CALL caladvtrac(q,pbaru,pbarv,
348
     *        p, masse, dq,  teta,
349
1441
     .        flxw, pk)
350
          !write(*,*) 'caladvtrac 346'
351
352
353
1441
         IF (offline) THEN
354
Cmaf stokage du flux de masse pour traceurs OFF-LINE
355
356
#ifdef CPP_IOIPSL
357
           CALL fluxstokenc(pbaru,pbarv,masse,teta,phi,phis,
358
     .   dtvr, itau)
359
#endif
360
361
362
         ENDIF ! of IF (offline)
363
c
364
      ENDIF ! of IF( forward. OR . leapf )
365
366
367
c-----------------------------------------------------------------------
368
c   integrations dynamique et traceurs:
369
c   ----------------------------------
370
371
1729
       CALL msg('720', modname, isoCheck)
372
1729
       call check_isotopes_seq(q,ip1jmp1,'leapfrog 756')
373
374
       CALL integrd ( nqtot,vcovm1,ucovm1,tetam1,psm1,massem1 ,
375
1729
     $         dv,du,dteta,dq,dp,vcov,ucov,teta,q,ps,masse,phis )
376
!     $              finvmaold                                    )
377
378
1729
       CALL msg('724', modname, isoCheck)
379
1729
       call check_isotopes_seq(q,ip1jmp1,'leapfrog 762')
380
381
c .P.Le Van (26/04/94  ajout de  finvpold dans l'appel d'integrd)
382
c
383
c-----------------------------------------------------------------------
384
c   calcul des tendances physiques:
385
c   -------------------------------
386
c    ########   P.Le Van ( Modif le  6/02/95 )   ###########
387
c
388
1729
       IF( purmats )  THEN
389
          IF( itau.EQ.itaufin.AND..NOT.forward ) lafin = .TRUE.
390
       ELSE
391
1729
          IF( itau+1. EQ. itaufin )              lafin = .TRUE.
392
       ENDIF
393
c
394
c
395
1729
       IF( apphys )  THEN
396
c
397
c     .......   Ajout   P.Le Van ( 17/04/96 )   ...........
398
c
399
400
288
         CALL pression (  ip1jmp1, ap, bp, ps,  p      )
401
288
         if (pressure_exner) then
402
288
           CALL exner_hyb(  ip1jmp1, ps, p,pks, pk, pkf )
403
         else
404
           CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
405
         endif
406
407
! Appel a geopot ajoute le 2014/05/08 pour garantir la convergence numerique
408
! avec dyn3dmem
409
288
         CALL geopot  ( ip1jmp1, teta  , pk , pks,  phis  , phi   )
410
411
!           rdaym_ini  = itau * dtvr / daysec
412
!           rdayvrai   = rdaym_ini  + day_ini
413
!           jD_cur = jD_ref + day_ini - day_ref
414
!     $        + int (itau * dtvr / daysec)
415
!           jH_cur = jH_ref +                                            &
416
!     &              (itau * dtvr / daysec - int(itau * dtvr / daysec))
417
           jD_cur = jD_ref + day_ini - day_ref +                        &
418
288
     &          (itau+1)/day_step
419
420
288
           IF (planet_type .eq."generic") THEN
421
              ! AS: we make jD_cur to be pday
422
              jD_cur = int(day_ini + itau/day_step)
423
           ENDIF
424
425
           jH_cur = jH_ref + start_time +                               &
426
288
     &              mod(itau+1,day_step)/float(day_step)
427
288
           jD_cur = jD_cur + int(jH_cur)
428
288
           jH_cur = jH_cur - int(jH_cur)
429
!         write(lunout,*)'itau, jD_cur = ', itau, jD_cur, jH_cur
430
!         call ju2ymds(jD_cur+jH_cur, an, mois, jour, secondes)
431
!         write(lunout,*)'current date = ',an, mois, jour, secondes
432
433
c rajout debug
434
c       lafin = .true.
435
436
437
c   Inbterface avec les routines de phylmd (phymars ... )
438
c   -----------------------------------------------------
439
440
c+jld
441
442
c  Diagnostique de conservation de l'energie : initialisation
443
288
         IF (ip_ebil_dyn.ge.1 ) THEN
444
          ztit='bil dyn'
445
! Ehouarn: be careful, diagedyn is Earth-specific!
446
           IF (planet_type.eq."earth") THEN
447
            CALL diagedyn(ztit,2,1,1,dtphys
448
     &    , ucov    , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
449
           ENDIF
450
         ENDIF ! of IF (ip_ebil_dyn.ge.1 )
451
c-jld
452
#ifdef CPP_IOIPSL
453
cIM decommenter les 6 lignes suivantes pour sortir quelques parametres dynamiques de LMDZ
454
cIM uncomment next 6 lines to get some parameters for LMDZ dynamics
455
c        IF (first) THEN
456
c         first=.false.
457
c#include "ini_paramLMDZ_dyn.h"
458
c        ENDIF
459
c
460
c#include "write_paramLMDZ_dyn.h"
461
c
462
#endif
463
! #endif of #ifdef CPP_IOIPSL
464
#ifdef CPP_PHYS
465
         CALL calfis( lafin , jD_cur, jH_cur,
466
     $               ucov,vcov,teta,q,masse,ps,p,pk,phis,phi ,
467
     $               du,dv,dteta,dq,
468
288
     $               flxw,dufi,dvfi,dtetafi,dqfi,dpfi  )
469
#endif
470
c      ajout des tendances physiques:
471
c      ------------------------------
472
          CALL addfi( dtphys, leapf, forward   ,
473
     $                  ucov, vcov, teta , q   ,ps ,
474
288
     $                 dufi, dvfi, dtetafi , dqfi ,dpfi  )
475
          ! since addfi updates ps(), also update p(), masse() and pk()
476
288
          CALL pression (ip1jmp1,ap,bp,ps,p)
477
288
          CALL massdair(p,masse)
478
288
          if (pressure_exner) then
479
288
            CALL exner_hyb(ip1jmp1,ps,p,pks,pk,pkf)
480
          else
481
            CALL exner_milieu(ip1jmp1,ps,p,pks,pk,pkf)
482
          endif
483
484
288
         IF (ok_strato) THEN
485
288
           CALL top_bound( vcov,ucov,teta,masse,dtphys)
486
         ENDIF
487
488
c
489
c  Diagnostique de conservation de l'energie : difference
490
288
         IF (ip_ebil_dyn.ge.1 ) THEN
491
          ztit='bil phys'
492
          IF (planet_type.eq."earth") THEN
493
           CALL diagedyn(ztit,2,1,1,dtphys
494
     &     , ucov    , vcov , ps, p ,pk , teta , q(:,:,1), q(:,:,2))
495
          ENDIF
496
         ENDIF ! of IF (ip_ebil_dyn.ge.1 )
497
498
       ENDIF ! of IF( apphys )
499
500
1729
      IF(iflag_phys.EQ.2) THEN ! "Newtonian" case
501
!   Academic case : Simple friction and Newtonan relaxation
502
!   -------------------------------------------------------
503
        DO l=1,llm
504
          DO ij=1,ip1jmp1
505
           teta(ij,l)=teta(ij,l)-dtvr*
506
     &      (teta(ij,l)-tetarappel(ij,l))*(knewt_g+knewt_t(l)*clat4(ij))
507
          ENDDO
508
        ENDDO ! of DO l=1,llm
509
510
        if (planet_type.eq."giant") then
511
          ! add an intrinsic heat flux at the base of the atmosphere
512
          teta(:,1)=teta(:,1)+dtvr*aire(:)*ihf/cpp/masse(:,1)
513
        endif
514
515
        call friction(ucov,vcov,dtvr)
516
517
        ! Sponge layer (if any)
518
        IF (ok_strato) THEN
519
!          dufi(:,:)=0.
520
!          dvfi(:,:)=0.
521
!          dtetafi(:,:)=0.
522
!          dqfi(:,:,:)=0.
523
!          dpfi(:)=0.
524
!          CALL top_bound(vcov,ucov,teta,masse,dufi,dvfi,dtetafi)
525
           CALL top_bound( vcov,ucov,teta,masse,dtvr)
526
!          CALL addfi( dtvr, leapf, forward   ,
527
!     $                  ucov, vcov, teta , q   ,ps ,
528
!     $                 dufi, dvfi, dtetafi , dqfi ,dpfi  )
529
        ENDIF ! of IF (ok_strato)
530
      ENDIF ! of IF (iflag_phys.EQ.2)
531
532
533
c-jld
534
535
1729
        CALL pression ( ip1jmp1, ap, bp, ps, p                  )
536
1729
        if (pressure_exner) then
537
1729
          CALL exner_hyb( ip1jmp1, ps, p, pks, pk, pkf )
538
        else
539
          CALL exner_milieu( ip1jmp1, ps, p, pks, pk, pkf )
540
        endif
541
1729
        CALL massdair(p,masse)
542
543
1729
        call check_isotopes_seq(q,ip1jmp1,'leapfrog 1196')
544
545
c-----------------------------------------------------------------------
546
c   dissipation horizontale et verticale  des petites echelles:
547
c   ----------------------------------------------------------
548
549
1729
      IF(apdiss) THEN
550
551
552
c   calcul de l'energie cinetique avant dissipation
553
288
        call covcont(llm,ucov,vcov,ucont,vcont)
554
288
        call enercin(vcov,ucov,vcont,ucont,ecin0)
555
556
c   dissipation
557
288
        CALL dissip(vcov,ucov,teta,p,dvdis,dudis,dtetadis)
558

12243168
        ucov=ucov+dudis
559

11872512
        vcov=vcov+dvdis
560
c       teta=teta+dtetadis
561
562
563
c------------------------------------------------------------------------
564
288
        if (dissip_conservative) then
565
C       On rajoute la tendance due a la transform. Ec -> E therm. cree
566
C       lors de la dissipation
567
288
            call covcont(llm,ucov,vcov,ucont,vcont)
568
288
            call enercin(vcov,ucov,vcont,ucont,ecin)
569

12243168
            dtetaecdt= (ecin0-ecin)/ pk
570
c           teta=teta+dtetaecdt
571

12243168
            dtetadis=dtetadis+dtetaecdt
572
        endif
573

12243168
        teta=teta+dtetadis
574
c------------------------------------------------------------------------
575
576
577
c    .......        P. Le Van (  ajout  le 17/04/96  )   ...........
578
c   ...      Calcul de la valeur moyenne, unique de h aux poles  .....
579
c
580
581
11520
        DO l  =  1, llm
582
370656
          DO ij =  1,iim
583
359424
           tppn(ij)  = aire(  ij    ) * teta(  ij    ,l)
584
370656
           tpps(ij)  = aire(ij+ip1jm) * teta(ij+ip1jm,l)
585
          ENDDO
586
11232
           tpn  = SSUM(iim,tppn,1)/apoln
587
11232
           tps  = SSUM(iim,tpps,1)/apols
588
589
382176
          DO ij = 1, iip1
590
370656
           teta(  ij    ,l) = tpn
591
381888
           teta(ij+ip1jm,l) = tps
592
          ENDDO
593
        ENDDO
594
595
        if (1 == 0) then
596
!!! Ehouarn: lines here 1) kill 1+1=2 in the dynamics
597
!!!                     2) should probably not be here anyway
598
!!! but are kept for those who would want to revert to previous behaviour
599
           DO ij =  1,iim
600
             tppn(ij)  = aire(  ij    ) * ps (  ij    )
601
             tpps(ij)  = aire(ij+ip1jm) * ps (ij+ip1jm)
602
           ENDDO
603
             tpn  = SSUM(iim,tppn,1)/apoln
604
             tps  = SSUM(iim,tpps,1)/apols
605
606
           DO ij = 1, iip1
607
             ps(  ij    ) = tpn
608
             ps(ij+ip1jm) = tps
609
           ENDDO
610
        endif ! of if (1 == 0)
611
612
      END IF ! of IF(apdiss)
613
614
c ajout debug
615
c              IF( lafin ) then
616
c                abort_message = 'Simulation finished'
617
c                call abort_gcm(modname,abort_message,0)
618
c              ENDIF
619
620
c   ********************************************************************
621
c   ********************************************************************
622
c   .... fin de l'integration dynamique  et physique pour le pas itau ..
623
c   ********************************************************************
624
c   ********************************************************************
625
626
c   preparation du pas d'integration suivant  ......
627
628
1729
      call check_isotopes_seq(q,ip1jmp1,'leapfrog 1509')
629
630
1729
      IF ( .NOT.purmats ) THEN
631
c       ........................................................
632
c       ..............  schema matsuno + leapfrog  ..............
633
c       ........................................................
634
635

1729
            IF(forward. OR. leapf) THEN
636
1441
              itau= itau + 1
637
c              iday= day_ini+itau/day_step
638
c              time= REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
639
c                IF(time.GT.1.) THEN
640
c                  time = time-1.
641
c                  iday = iday+1
642
c                ENDIF
643
            ENDIF
644
645
646
1729
            IF( itau. EQ. itaufinp1 ) then
647
              if (flag_verif) then
648
                write(79,*) 'ucov',ucov
649
                write(80,*) 'vcov',vcov
650
                write(81,*) 'teta',teta
651
                write(82,*) 'ps',ps
652
                write(83,*) 'q',q
653
                WRITE(85,*) 'q1 = ',q(:,:,1)
654
                WRITE(86,*) 'q3 = ',q(:,:,3)
655
              endif
656
657
1
              abort_message = 'Simulation finished'
658
659
1
              call abort_gcm(modname,abort_message,0)
660
            ENDIF
661
c-----------------------------------------------------------------------
662
c   ecriture du fichier histoire moyenne:
663
c   -------------------------------------
664
665

1728
            IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
666
               IF(itau.EQ.itaufin) THEN
667
                  iav=1
668
               ELSE
669
                  iav=0
670
               ENDIF
671
672
!              ! Ehouarn: re-compute geopotential for outputs
673
288
               CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
674
675
288
               IF (ok_dynzon) THEN
676
#ifdef CPP_IOIPSL
677
                 CALL bilan_dyn(2,dtvr*iperiod,dtvr*day_step*periodav,
678
     &                 ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,q)
679
#endif
680
               END IF
681
288
               IF (ok_dyn_ave) THEN
682
#ifdef CPP_IOIPSL
683
                 CALL writedynav(itau,vcov,
684
     &                 ucov,teta,pk,phi,q,masse,ps,phis)
685
#endif
686
               ENDIF
687
688
            ENDIF ! of IF((MOD(itau,iperiod).EQ.0).OR.(itau.EQ.itaufin))
689
690
1728
            call check_isotopes_seq(q,ip1jmp1,'leapfrog 1584')
691
692
c-----------------------------------------------------------------------
693
c   ecriture de la bande histoire:
694
c   ------------------------------
695
696
1728
            IF( MOD(itau,iecri).EQ.0) THEN
697
             ! Ehouarn: output only during LF or Backward Matsuno
698

1728
             if (leapf.or.(.not.leapf.and.(.not.forward))) then
699
1440
              CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
700
1440
              unat=0.
701
57600
              do l=1,llm
702
57507840
                unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
703
59362560
                vnat(:,l)=vcov(:,l)/cv(:)
704
              enddo
705
#ifdef CPP_IOIPSL
706
1440
              if (ok_dyn_ins) then
707
!               write(lunout,*) "leapfrog: call writehist, itau=",itau
708
               CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
709
!               call WriteField('ucov',reshape(ucov,(/iip1,jmp1,llm/)))
710
!               call WriteField('vcov',reshape(vcov,(/iip1,jjm,llm/)))
711
!              call WriteField('teta',reshape(teta,(/iip1,jmp1,llm/)))
712
!               call WriteField('ps',reshape(ps,(/iip1,jmp1/)))
713
!               call WriteField('masse',reshape(masse,(/iip1,jmp1,llm/)))
714
              endif ! of if (ok_dyn_ins)
715
#endif
716
! For some Grads outputs of fields
717
1440
              if (output_grads_dyn) then
718
#include "write_grads_dyn.h"
719
              endif
720
             endif ! of if (leapf.or.(.not.leapf.and.(.not.forward)))
721
            ENDIF ! of IF(MOD(itau,iecri).EQ.0)
722
723
1728
            IF(itau.EQ.itaufin) THEN
724
725
726
!              if (planet_type.eq."earth") then
727
! Write an Earth-format restart file
728
                CALL dynredem1("restart.nc",start_time,
729
1
     &                         vcov,ucov,teta,q,masse,ps)
730
!              endif ! of if (planet_type.eq."earth")
731
732
1
              CLOSE(99)
733
1
              if (ok_guide) then
734
                ! set ok_guide to false to avoid extra output
735
                ! in following forward step
736
                ok_guide=.false.
737
              endif
738
              !!! Ehouarn: Why not stop here and now?
739
            ENDIF ! of IF (itau.EQ.itaufin)
740
741
c-----------------------------------------------------------------------
742
c   gestion de l'integration temporelle:
743
c   ------------------------------------
744
745
1728
            IF( MOD(itau,iperiod).EQ.0 )    THEN
746
                    GO TO 1
747
1440
            ELSE IF ( MOD(itau-1,iperiod). EQ. 0 ) THEN
748
749
576
                   IF( forward )  THEN
750
c      fin du pas forward et debut du pas backward
751
752
288
                      forward = .FALSE.
753
288
                        leapf = .FALSE.
754
288
                           GO TO 2
755
756
                   ELSE
757
c      fin du pas backward et debut du premier pas leapfrog
758
759
288
                        leapf =  .TRUE.
760
288
                        dt  =  2.*dtvr
761
288
                        GO TO 2
762
                   END IF ! of IF (forward)
763
            ELSE
764
765
c      ......   pas leapfrog  .....
766
767
864
                 leapf = .TRUE.
768
864
                 dt  = 2.*dtvr
769
864
                 GO TO 2
770
            END IF ! of IF (MOD(itau,iperiod).EQ.0)
771
                   !    ELSEIF (MOD(itau-1,iperiod).EQ.0)
772
773
      ELSE ! of IF (.not.purmats)
774
775
            call check_isotopes_seq(q,ip1jmp1,'leapfrog 1664')
776
777
c       ........................................................
778
c       ..............       schema  matsuno        ...............
779
c       ........................................................
780
            IF( forward )  THEN
781
782
             itau =  itau + 1
783
c             iday = day_ini+itau/day_step
784
c             time = REAL(itau-(iday-day_ini)*day_step)/day_step+time_0
785
c
786
c                  IF(time.GT.1.) THEN
787
c                   time = time-1.
788
c                   iday = iday+1
789
c                  ENDIF
790
791
               forward =  .FALSE.
792
               IF( itau. EQ. itaufinp1 ) then
793
                 abort_message = 'Simulation finished'
794
                 call abort_gcm(modname,abort_message,0)
795
               ENDIF
796
               GO TO 2
797
798
            ELSE ! of IF(forward) i.e. backward step
799
800
              call check_isotopes_seq(q,ip1jmp1,'leapfrog 1698')
801
802
              IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin) THEN
803
               IF(itau.EQ.itaufin) THEN
804
                  iav=1
805
               ELSE
806
                  iav=0
807
               ENDIF
808
809
!              ! Ehouarn: re-compute geopotential for outputs
810
               CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
811
812
               IF (ok_dynzon) THEN
813
#ifdef CPP_IOIPSL
814
                 CALL bilan_dyn(2,dtvr*iperiod,dtvr*day_step*periodav,
815
     &                 ps,masse,pk,pbaru,pbarv,teta,phi,ucov,vcov,q)
816
#endif
817
               ENDIF
818
               IF (ok_dyn_ave) THEN
819
#ifdef CPP_IOIPSL
820
                 CALL writedynav(itau,vcov,
821
     &                 ucov,teta,pk,phi,q,masse,ps,phis)
822
#endif
823
               ENDIF
824
825
              ENDIF ! of IF(MOD(itau,iperiod).EQ.0 .OR. itau.EQ.itaufin)
826
827
              IF(MOD(itau,iecri         ).EQ.0) THEN
828
c              IF(MOD(itau,iecri*day_step).EQ.0) THEN
829
                CALL geopot(ip1jmp1,teta,pk,pks,phis,phi)
830
                unat=0.
831
                do l=1,llm
832
                  unat(iip2:ip1jm,l)=ucov(iip2:ip1jm,l)/cu(iip2:ip1jm)
833
                  vnat(:,l)=vcov(:,l)/cv(:)
834
                enddo
835
#ifdef CPP_IOIPSL
836
              if (ok_dyn_ins) then
837
!                write(lunout,*) "leapfrog: call writehist (b)",
838
!     &                        itau,iecri
839
                CALL writehist(itau,vcov,ucov,teta,phi,q,masse,ps,phis)
840
              endif ! of if (ok_dyn_ins)
841
#endif
842
! For some Grads outputs
843
                if (output_grads_dyn) then
844
#include "write_grads_dyn.h"
845
                endif
846
847
              ENDIF ! of IF(MOD(itau,iecri         ).EQ.0)
848
849
              IF(itau.EQ.itaufin) THEN
850
!                if (planet_type.eq."earth") then
851
                  CALL dynredem1("restart.nc",start_time,
852
     &                           vcov,ucov,teta,q,masse,ps)
853
!                endif ! of if (planet_type.eq."earth")
854
                if (ok_guide) then
855
                  ! set ok_guide to false to avoid extra output
856
                  ! in following forward step
857
                  ok_guide=.false.
858
                endif
859
              ENDIF ! of IF(itau.EQ.itaufin)
860
861
              forward = .TRUE.
862
              GO TO  1
863
864
            ENDIF ! of IF (forward)
865
866
      END IF ! of IF(.not.purmats)
867
868
      END