trunk/dyn3d/limit.f

module limit_mod

  IMPLICIT none

contains

  SUBROUTINE limit

    ! Authors: L. Fairhead, Z. X. Li, P. Le Van

    ! This subroutine creates files containing boundary conditions.
    ! It uses files with climatological data.
    ! Both grids must be regular.

    use comgeom, only: rlonu, rlatv
    use conf_dat2d_m, only: conf_dat2d
    use dimens_m, only: iim, jjm
    use dimphy, only: klon, zmasq
    use etat0_mod, only: pctsrf
    use grid_change, only: dyn_phy
    use indicesol, only: epsfra, nbsrf, is_ter, is_oce, is_lic, is_sic
    use inter_barxy_m, only: inter_barxy
    use netcdf95, only: handle_err, NF95_CLOSE, NF95_CREATE, NF95_DEF_DIM, &
         nf95_enddef, nf95_get_var, nf95_gw_var, nf95_inq_dimid, &
         nf95_inq_varid, nf95_inquire_dimension, NF95_OPEN
    use netcdf, only: NF90_CLOBBER, nf90_def_var, NF90_FLOAT, NF90_GLOBAL, &
         NF90_NOWRITE, NF90_PUT_ATT, NF90_PUT_VAR, NF90_UNLIMITED
    use numer_rec_95, only: spline, splint
    use start_init_orog_m, only: mask
    use unit_nml_m, only: unit_nml

    ! Variables local to the procedure:

    LOGICAL:: extrap = .FALSE.
    ! (extrapolation de données, comme pour les SST lorsque le fichier
    ! ne contient pas uniquement des points océaniques)

    REAL phy_alb(klon, 360)
    REAL phy_sst(klon, 360)
    REAL phy_bil(klon, 360)
    REAL phy_rug(klon, 360)
    REAL phy_ice(klon)

    real pctsrf_t(klon, nbsrf, 360) ! composition of the surface

    ! Pour le champ de départ:
    INTEGER imdep, jmdep, lmdep

    REAL, ALLOCATABLE:: dlon(:), dlat(:)
    REAL, pointer:: dlon_ini(:), dlat_ini(:), timeyear(:)
    REAL, ALLOCATABLE:: champ(:, :)
    REAL, ALLOCATABLE:: work(:, :)

    ! Pour le champ interpolé 3D :
    REAL, allocatable:: champtime(:, :, :)
    REAL champan(iim + 1, jjm + 1, 360)

    ! Pour l'inteprolation verticale :
    REAL, allocatable:: yder(:)

    INTEGER ierr

    INTEGER nid, ndim, ntim
    INTEGER dims(2), debut(2)
    INTEGER id_tim
    INTEGER id_SST, id_BILS, id_RUG, id_ALB
    INTEGER id_FOCE, id_FSIC, id_FTER, id_FLIC

    INTEGER i, j, k, l
    INTEGER ncid, varid, dimid

    REAL, parameter:: tmidmonth(12) = (/(15. + 30. * i, i = 0, 11)/)

    namelist /limit_nml/extrap

    !--------------------

    print *, "Call sequence information: limit"

    print *, "Enter namelist 'limit_nml'."
    read (unit=*, nml=limit_nml)
    write(unit_nml, nml=limit_nml)

    PRINT *, 'Processing rugosity...'

    call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid)

    ! Read coordinate variables:

    call nf95_inq_varid(ncid, "longitude", varid)
    call nf95_gw_var(ncid, varid, dlon_ini)
    imdep = size(dlon_ini)

    call nf95_inq_varid(ncid, "latitude", varid)
    call nf95_gw_var(ncid, varid, dlat_ini)
    jmdep = size(dlat_ini)

    call nf95_inq_varid(ncid, "temps", varid)
    call nf95_gw_var(ncid, varid, timeyear)
    lmdep = size(timeyear)

    ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
    allocate(dlon(imdep), dlat(jmdep))
    call NF95_INQ_VARID(ncid, 'RUGOS', varid)

    ! Read the primary variable day by day and regrid horizontally,
    ! result in "champtime":
    DO  l = 1, lmdep
       call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
       CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), &
            rlatv, champtime(:, :, l))
       champtime(:, :, l) = EXP(champtime(:, :, l))
       where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001
    end do

    call NF95_CLOSE(ncid)

    DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
    allocate(yder(lmdep))

    ! Interpolate monthly values to daily values, at each horizontal position:
    DO j = 1, jjm + 1
       DO i = 1, iim
          yder = SPLINE(timeyear, champtime(i, j, :))
          DO k = 1, 360
             champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
                  real(k-1))
          ENDDO
       ENDDO
    ENDDO

    deallocate(timeyear, champtime, yder)
    champan(iim + 1, :, :) = champan(1, :, :)
    forall (k = 1:360) phy_rug(:, k) = pack(champan(:, :, k), dyn_phy)

    ! Process sea ice:

    PRINT *, 'Processing sea ice...'
    call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid)

    call nf95_inq_varid(ncid, "longitude", varid)
    call nf95_gw_var(ncid, varid, dlon_ini)
    imdep = size(dlon_ini)

    call nf95_inq_varid(ncid, "latitude", varid)
    call nf95_gw_var(ncid, varid, dlat_ini)
    jmdep = size(dlat_ini)

    call nf95_inq_dimid(ncid, "time", dimid)
    call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
    print *, 'lmdep = ', lmdep
    ! Coordonnée temporelle fichiers AMIP pas en jours. Ici on suppose
    ! qu'on a 12 mois (de 30 jours).
    IF (lmdep /= 12) then
       print *, 'Unknown AMIP file: not 12 months?'
       STOP 1
    end IF

    ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
    ALLOCATE (dlon(imdep), dlat(jmdep))
    call NF95_INQ_VARID(ncid, 'sicbcs', varid)
    DO l = 1, lmdep
       call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
       CALL inter_barxy (dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
            champtime(:, :, l))
    ENDDO

    call NF95_CLOSE(ncid)

    DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
    PRINT *, 'Interpolation temporelle'
    allocate(yder(lmdep))

    DO j = 1, jjm + 1
       DO i = 1, iim
          yder = SPLINE(tmidmonth, champtime(i, j, :))
          DO k = 1, 360
             champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
                  real(k-1))
          ENDDO
       ENDDO
    ENDDO

    deallocate(champtime, yder)

    ! Convert from percentage to normal fraction and keep sea ice
    ! between 0 and 1:
    champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.))))
    champan(iim + 1, :, :) = champan(1, :, :)

    DO k = 1, 360
       phy_ice = pack(champan(:, :, k), dyn_phy)

       ! (utilisation de la sous-maille fractionnelle tandis que l'ancien
       ! codage utilisait l'indicateur du sol (0, 1, 2, 3))
       ! PB en attendant de mettre fraction de terre
       WHERE (phy_ice < EPSFRA) phy_ice = 0.

       pctsrf_t(:, is_ter, k) = pctsrf(:, is_ter)
       pctsrf_t(:, is_lic, k) = pctsrf(:, is_lic)
       pctsrf_t(:, is_sic, k) = max(phy_ice - pctsrf_t(:, is_lic, k), 0.)
       ! Il y a des cas où il y a de la glace dans landiceref et
       ! pas dans AMIP
       WHERE (1. - zmasq < EPSFRA)
          pctsrf_t(:, is_sic, k) = 0.
          pctsrf_t(:, is_oce, k) = 0.
       elsewhere
          where (pctsrf_t(:, is_sic, k) >= 1 - zmasq)
             pctsrf_t(:, is_sic, k) = 1. - zmasq
             pctsrf_t(:, is_oce, k) = 0.
          ELSEwhere
             pctsrf_t(:, is_oce, k) = 1. - zmasq - pctsrf_t(:, is_sic, k)
             where (pctsrf_t(:, is_oce, k) < EPSFRA)
                pctsrf_t(:, is_oce, k) = 0.
                pctsrf_t(:, is_sic, k) = 1 - zmasq
             end where
          end where
       end where

       DO i = 1, klon
          if (pctsrf_t(i, is_oce, k) < 0.) then
             print *, 'Problème sous maille : pctsrf_t(', i, &
                  ', is_oce, ', k, ') = ', pctsrf_t(i, is_oce, k)
          ENDIF
          IF (abs(pctsrf_t(i, is_ter, k) + pctsrf_t(i, is_lic, k) &
               + pctsrf_t(i, is_oce, k) + pctsrf_t(i, is_sic, k) - 1.) &
               > EPSFRA) THEN 
             print *, 'Problème sous surface :'
             print *, "pctsrf_t(", i, ", :, ", k, ") = ", &
                  pctsrf_t(i, :, k)
             print *, "phy_ice(", i, ") = ", phy_ice(i)
          ENDIF
       END DO
    ENDDO

    PRINT *, 'Traitement de la sst'
    call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid)

    call nf95_inq_varid(ncid, "longitude", varid)
    call nf95_gw_var(ncid, varid, dlon_ini)
    imdep = size(dlon_ini)

    call nf95_inq_varid(ncid, "latitude", varid)
    call nf95_gw_var(ncid, varid, dlat_ini)
    jmdep = size(dlat_ini)

    call nf95_inq_dimid(ncid, "time", dimid)
    call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
    print *, 'lmdep = ', lmdep
    !PM28/02/2002 : nouvelle coord temporelle fichiers AMIP pas en jours
    !        Ici on suppose qu'on a 12 mois (de 30 jours).
    IF (lmdep /= 12) stop 'Unknown AMIP file: not 12 months?'

    ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
    IF(extrap)  THEN
       ALLOCATE (work(imdep, jmdep))
    ENDIF
    ALLOCATE(dlon(imdep), dlat(jmdep))
    call NF95_INQ_VARID(ncid, 'tosbcs', varid)

    DO l = 1, lmdep
       call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
       IF (extrap) THEN
          CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
       ENDIF

       CALL inter_barxy (dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
            champtime(:, :, l))
    ENDDO

    call NF95_CLOSE(ncid)

    DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
    allocate(yder(lmdep))

    ! interpolation temporelle
    DO j = 1, jjm + 1
       DO i = 1, iim
          yder = SPLINE(tmidmonth, champtime(i, j, :))
          DO k = 1, 360
             champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
                  real(k-1))
          ENDDO
       ENDDO
    ENDDO

    deallocate(champtime, yder)
    champan(iim + 1, :, :) = champan(1, :, :)

    !IM14/03/2002 : SST amipbc greater then 271.38
    PRINT *, 'SUB. limit_netcdf.F IM : SST Amipbc >= 271.38 '
    DO k = 1, 360
       DO j = 1, jjm + 1
          DO i = 1, iim
             champan(i, j, k) = amax1(champan(i, j, k), 271.38)
          ENDDO
          champan(iim + 1, j, k) = champan(1, j, k)
       ENDDO
    ENDDO
    forall (k = 1:360) phy_sst(:, k) = pack(champan(:, :, k), dyn_phy)

    PRINT *, "Traitement de l'albedo..."
    call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid)

    call nf95_inq_varid(ncid, "longitude", varid)
    call nf95_gw_var(ncid, varid, dlon_ini)
    imdep = size(dlon_ini)

    call nf95_inq_varid(ncid, "latitude", varid)
    call nf95_gw_var(ncid, varid, dlat_ini)
    jmdep = size(dlat_ini)

    call nf95_inq_varid(ncid, "temps", varid)
    call nf95_gw_var(ncid, varid, timeyear)
    lmdep = size(timeyear)

    ALLOCATE (champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
    ALLOCATE (dlon(imdep), dlat(jmdep))
    call NF95_INQ_VARID(ncid, 'ALBEDO', varid)

    DO l = 1, lmdep
       PRINT *, "timeyear(", l, ") =", timeyear(l)
       call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
       CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, &
            champtime(:, :, l))
    ENDDO

    call NF95_CLOSE(ncid)

    deallocate(dlon_ini, dlat_ini)
    allocate(yder(lmdep))

    ! interpolation temporelle
    DO j = 1, jjm + 1
       DO i = 1, iim
          yder = SPLINE(timeyear, champtime(i, j, :))
          DO k = 1, 360
             champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
                  real(k-1))
          ENDDO
       ENDDO
    ENDDO
    deallocate(timeyear)

    champan(iim + 1, :, :) = champan(1, :, :)
    forall (k = 1:360) phy_alb(:, k) = pack(champan(:, :, k), dyn_phy)

    DO k = 1, 360
       DO i = 1, klon
          phy_bil(i, k) = 0.0
       ENDDO
    ENDDO

    PRINT *, 'Ecriture du fichier limit'

    call NF95_CREATE("limit.nc", NF90_CLOBBER, nid)

    ierr = NF90_PUT_ATT(nid, NF90_GLOBAL, "title", &
         "Fichier conditions aux limites")
    call NF95_DEF_DIM (nid, "points_physiques", klon, ndim)
    call NF95_DEF_DIM (nid, "time", NF90_UNLIMITED, ntim)

    dims(1) = ndim
    dims(2) = ntim

    ierr = NF90_DEF_VAR (nid, "TEMPS", NF90_FLOAT, ntim, id_tim)
    ierr = NF90_PUT_ATT (nid, id_tim, "title", "Jour dans l annee")
    ierr = NF90_DEF_VAR (nid, "FOCE", NF90_FLOAT, dims, id_FOCE)
    ierr = NF90_PUT_ATT (nid, id_FOCE, "title", "Fraction ocean")

    ierr = NF90_DEF_VAR (nid, "FSIC", NF90_FLOAT, dims, id_FSIC)
    ierr = NF90_PUT_ATT (nid, id_FSIC, "title", "Fraction glace de mer")

    ierr = NF90_DEF_VAR (nid, "FTER", NF90_FLOAT, dims, id_FTER)
    ierr = NF90_PUT_ATT (nid, id_FTER, "title", "Fraction terre")

    ierr = NF90_DEF_VAR (nid, "FLIC", NF90_FLOAT, dims, id_FLIC)
    ierr = NF90_PUT_ATT (nid, id_FLIC, "title", "Fraction land ice")

    ierr = NF90_DEF_VAR (nid, "SST", NF90_FLOAT, dims, id_SST)
    ierr = NF90_PUT_ATT (nid, id_SST, "title",  &
         "Temperature superficielle de la mer")
    ierr = NF90_DEF_VAR (nid, "BILS", NF90_FLOAT, dims, id_BILS)
    ierr = NF90_PUT_ATT (nid, id_BILS, "title", &
         "Reference flux de chaleur au sol")
    ierr = NF90_DEF_VAR (nid, "ALB", NF90_FLOAT, dims, id_ALB)
    ierr = NF90_PUT_ATT (nid, id_ALB, "title", "Albedo a la surface")
    ierr = NF90_DEF_VAR (nid, "RUG", NF90_FLOAT, dims, id_RUG)
    ierr = NF90_PUT_ATT (nid, id_RUG, "title", "Rugosite")

    call NF95_ENDDEF(nid)

    DO k = 1, 360
       debut(1) = 1
       debut(2) = k

       ierr = NF90_PUT_VAR(nid, id_tim, REAL(k), (/k/))
       ierr = NF90_PUT_VAR(nid, id_FOCE, pctsrf_t(:, is_oce, k), debut)
       ierr = NF90_PUT_VAR (nid, id_FSIC, pctsrf_t(:, is_sic, k), debut)
       ierr = NF90_PUT_VAR (nid, id_FTER, pctsrf_t(:, is_ter, k), debut)
       ierr = NF90_PUT_VAR (nid, id_FLIC, pctsrf_t(:, is_lic, k), debut)
       ierr = NF90_PUT_VAR (nid, id_SST, phy_sst(:, k), debut)
       ierr = NF90_PUT_VAR (nid, id_BILS, phy_bil(:, k), debut)
       ierr = NF90_PUT_VAR (nid, id_ALB, phy_alb(:, k), debut)
       ierr = NF90_PUT_VAR (nid, id_RUG, phy_rug(:, k), debut)
    ENDDO

    call NF95_CLOSE(nid)

  END SUBROUTINE limit

end module limit_mod
1	guez	3	module limit_mod
2
3			IMPLICIT none
4
5			contains
6
7			SUBROUTINE limit
8
9			! Authors: L. Fairhead, Z. X. Li, P. Le Van
10
11			! This subroutine creates files containing boundary conditions.
12			! It uses files with climatological data.
13			! Both grids must be regular.
14
15	guez	57	use comgeom, only: rlonu, rlatv
16			use conf_dat2d_m, only: conf_dat2d
17	guez	3	use dimens_m, only: iim, jjm
18			use dimphy, only: klon, zmasq
19			use etat0_mod, only: pctsrf
20	guez	57	use grid_change, only: dyn_phy
21			use indicesol, only: epsfra, nbsrf, is_ter, is_oce, is_lic, is_sic
22	guez	3	use inter_barxy_m, only: inter_barxy
23	guez	97	use netcdf95, only: handle_err, NF95_CLOSE, NF95_CREATE, NF95_DEF_DIM, &
24			nf95_enddef, nf95_get_var, nf95_gw_var, nf95_inq_dimid, &
25			nf95_inq_varid, nf95_inquire_dimension, NF95_OPEN
26			use netcdf, only: NF90_CLOBBER, nf90_def_var, NF90_FLOAT, NF90_GLOBAL, &
27			NF90_NOWRITE, NF90_PUT_ATT, NF90_PUT_VAR, NF90_UNLIMITED
28	guez	61	use numer_rec_95, only: spline, splint
29	guez	57	use start_init_orog_m, only: mask
30			use unit_nml_m, only: unit_nml
31	guez	3
32			! Variables local to the procedure:
33
34			LOGICAL:: extrap = .FALSE.
35			! (extrapolation de données, comme pour les SST lorsque le fichier
36			! ne contient pas uniquement des points océaniques)
37
38			REAL phy_alb(klon, 360)
39			REAL phy_sst(klon, 360)
40			REAL phy_bil(klon, 360)
41			REAL phy_rug(klon, 360)
42			REAL phy_ice(klon)
43
44			real pctsrf_t(klon, nbsrf, 360) ! composition of the surface
45
46			! Pour le champ de départ:
47			INTEGER imdep, jmdep, lmdep
48
49			REAL, ALLOCATABLE:: dlon(:), dlat(:)
50			REAL, pointer:: dlon_ini(:), dlat_ini(:), timeyear(:)
51			REAL, ALLOCATABLE:: champ(:, :)
52			REAL, ALLOCATABLE:: work(:, :)
53
54			! Pour le champ interpolé 3D :
55			REAL, allocatable:: champtime(:, :, :)
56			REAL champan(iim + 1, jjm + 1, 360)
57
58			! Pour l'inteprolation verticale :
59			REAL, allocatable:: yder(:)
60
61			INTEGER ierr
62
63			INTEGER nid, ndim, ntim
64			INTEGER dims(2), debut(2)
65			INTEGER id_tim
66			INTEGER id_SST, id_BILS, id_RUG, id_ALB
67			INTEGER id_FOCE, id_FSIC, id_FTER, id_FLIC
68
69			INTEGER i, j, k, l
70			INTEGER ncid, varid, dimid
71
72			REAL, parameter:: tmidmonth(12) = (/(15. + 30. * i, i = 0, 11)/)
73
74			namelist /limit_nml/extrap
75
76			!--------------------
77
78			print *, "Call sequence information: limit"
79
80			print *, "Enter namelist 'limit_nml'."
81			read (unit=*, nml=limit_nml)
82	guez	57	write(unit_nml, nml=limit_nml)
83	guez	3
84	guez	68	PRINT *, 'Processing rugosity...'
85	guez	3
86			call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid)
87
88	guez	15	! Read coordinate variables:
89
90	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
91			call nf95_gw_var(ncid, varid, dlon_ini)
92	guez	3	imdep = size(dlon_ini)
93
94	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
95			call nf95_gw_var(ncid, varid, dlat_ini)
96	guez	3	jmdep = size(dlat_ini)
97
98	guez	22	call nf95_inq_varid(ncid, "temps", varid)
99			call nf95_gw_var(ncid, varid, timeyear)
100	guez	3	lmdep = size(timeyear)
101
102			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
103			allocate(dlon(imdep), dlat(jmdep))
104			call NF95_INQ_VARID(ncid, 'RUGOS', varid)
105
106	guez	15	! Read the primary variable day by day and regrid horizontally,
107			! result in "champtime":
108	guez	3	DO l = 1, lmdep
109	guez	97	call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
110	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
111			CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), &
112			rlatv, champtime(:, :, l))
113			champtime(:, :, l) = EXP(champtime(:, :, l))
114	guez	15	where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001
115	guez	3	end do
116
117			call NF95_CLOSE(ncid)
118
119			DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
120			allocate(yder(lmdep))
121
122	guez	15	! Interpolate monthly values to daily values, at each horizontal position:
123	guez	3	DO j = 1, jjm + 1
124			DO i = 1, iim
125	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
126	guez	3	DO k = 1, 360
127			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
128			real(k-1))
129			ENDDO
130			ENDDO
131			ENDDO
132
133			deallocate(timeyear, champtime, yder)
134			champan(iim + 1, :, :) = champan(1, :, :)
135			forall (k = 1:360) phy_rug(:, k) = pack(champan(:, :, k), dyn_phy)
136
137			! Process sea ice:
138
139			PRINT *, 'Processing sea ice...'
140			call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid)
141
142	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
143			call nf95_gw_var(ncid, varid, dlon_ini)
144	guez	3	imdep = size(dlon_ini)
145
146	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
147			call nf95_gw_var(ncid, varid, dlat_ini)
148	guez	3	jmdep = size(dlat_ini)
149
150			call nf95_inq_dimid(ncid, "time", dimid)
151	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
152	guez	3	print *, 'lmdep = ', lmdep
153	guez	68	! Coordonnée temporelle fichiers AMIP pas en jours. Ici on suppose
154			! qu'on a 12 mois (de 30 jours).
155			IF (lmdep /= 12) then
156			print *, 'Unknown AMIP file: not 12 months?'
157			STOP 1
158			end IF
159	guez	3
160			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
161			ALLOCATE (dlon(imdep), dlat(jmdep))
162			call NF95_INQ_VARID(ncid, 'sicbcs', varid)
163			DO l = 1, lmdep
164	guez	97	call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
165	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
166			CALL inter_barxy (dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
167			champtime(:, :, l))
168			ENDDO
169
170			call NF95_CLOSE(ncid)
171
172			DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
173			PRINT *, 'Interpolation temporelle'
174			allocate(yder(lmdep))
175
176			DO j = 1, jjm + 1
177			DO i = 1, iim
178	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
179	guez	3	DO k = 1, 360
180			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
181			real(k-1))
182			ENDDO
183			ENDDO
184			ENDDO
185
186			deallocate(champtime, yder)
187
188			! Convert from percentage to normal fraction and keep sea ice
189			! between 0 and 1:
190			champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.))))
191			champan(iim + 1, :, :) = champan(1, :, :)
192
193			DO k = 1, 360
194	guez	68	phy_ice = pack(champan(:, :, k), dyn_phy)
195	guez	3
196			! (utilisation de la sous-maille fractionnelle tandis que l'ancien
197			! codage utilisait l'indicateur du sol (0, 1, 2, 3))
198			! PB en attendant de mettre fraction de terre
199	guez	68	WHERE (phy_ice < EPSFRA) phy_ice = 0.
200	guez	3
201			pctsrf_t(:, is_ter, k) = pctsrf(:, is_ter)
202			pctsrf_t(:, is_lic, k) = pctsrf(:, is_lic)
203	guez	68	pctsrf_t(:, is_sic, k) = max(phy_ice - pctsrf_t(:, is_lic, k), 0.)
204	guez	3	! Il y a des cas où il y a de la glace dans landiceref et
205			! pas dans AMIP
206	guez	68	WHERE (1. - zmasq < EPSFRA)
207	guez	3	pctsrf_t(:, is_sic, k) = 0.
208			pctsrf_t(:, is_oce, k) = 0.
209			elsewhere
210	guez	68	where (pctsrf_t(:, is_sic, k) >= 1 - zmasq)
211			pctsrf_t(:, is_sic, k) = 1. - zmasq
212	guez	3	pctsrf_t(:, is_oce, k) = 0.
213			ELSEwhere
214	guez	68	pctsrf_t(:, is_oce, k) = 1. - zmasq - pctsrf_t(:, is_sic, k)
215	guez	3	where (pctsrf_t(:, is_oce, k) < EPSFRA)
216			pctsrf_t(:, is_oce, k) = 0.
217	guez	68	pctsrf_t(:, is_sic, k) = 1 - zmasq
218	guez	3	end where
219			end where
220			end where
221
222			DO i = 1, klon
223			if (pctsrf_t(i, is_oce, k) < 0.) then
224			print *, 'Problème sous maille : pctsrf_t(', i, &
225			', is_oce, ', k, ') = ', pctsrf_t(i, is_oce, k)
226			ENDIF
227			IF (abs(pctsrf_t(i, is_ter, k) + pctsrf_t(i, is_lic, k) &
228			+ pctsrf_t(i, is_oce, k) + pctsrf_t(i, is_sic, k) - 1.) &
229			> EPSFRA) THEN
230			print *, 'Problème sous surface :'
231			print *, "pctsrf_t(", i, ", :, ", k, ") = ", &
232			pctsrf_t(i, :, k)
233			print *, "phy_ice(", i, ") = ", phy_ice(i)
234			ENDIF
235			END DO
236			ENDDO
237
238			PRINT *, 'Traitement de la sst'
239			call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid)
240
241	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
242			call nf95_gw_var(ncid, varid, dlon_ini)
243	guez	3	imdep = size(dlon_ini)
244
245	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
246			call nf95_gw_var(ncid, varid, dlat_ini)
247	guez	3	jmdep = size(dlat_ini)
248
249			call nf95_inq_dimid(ncid, "time", dimid)
250	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
251	guez	3	print *, 'lmdep = ', lmdep
252			!PM28/02/2002 : nouvelle coord temporelle fichiers AMIP pas en jours
253			! Ici on suppose qu'on a 12 mois (de 30 jours).
254			IF (lmdep /= 12) stop 'Unknown AMIP file: not 12 months?'
255
256	guez	68	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
257			IF(extrap) THEN
258			ALLOCATE (work(imdep, jmdep))
259	guez	3	ENDIF
260	guez	68	ALLOCATE(dlon(imdep), dlat(jmdep))
261	guez	3	call NF95_INQ_VARID(ncid, 'tosbcs', varid)
262
263			DO l = 1, lmdep
264	guez	97	call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
265	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
266	guez	68	IF (extrap) THEN
267	guez	3	CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
268			ENDIF
269
270			CALL inter_barxy (dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
271	guez	68	champtime(:, :, l))
272	guez	3	ENDDO
273
274			call NF95_CLOSE(ncid)
275
276			DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
277			allocate(yder(lmdep))
278
279			! interpolation temporelle
280			DO j = 1, jjm + 1
281			DO i = 1, iim
282	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
283	guez	3	DO k = 1, 360
284			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
285			real(k-1))
286			ENDDO
287			ENDDO
288			ENDDO
289
290			deallocate(champtime, yder)
291			champan(iim + 1, :, :) = champan(1, :, :)
292
293			!IM14/03/2002 : SST amipbc greater then 271.38
294			PRINT *, 'SUB. limit_netcdf.F IM : SST Amipbc >= 271.38 '
295			DO k = 1, 360
296			DO j = 1, jjm + 1
297			DO i = 1, iim
298			champan(i, j, k) = amax1(champan(i, j, k), 271.38)
299			ENDDO
300			champan(iim + 1, j, k) = champan(1, j, k)
301			ENDDO
302			ENDDO
303			forall (k = 1:360) phy_sst(:, k) = pack(champan(:, :, k), dyn_phy)
304
305	guez	97	PRINT *, "Traitement de l'albedo..."
306	guez	3	call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid)
307
308	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
309			call nf95_gw_var(ncid, varid, dlon_ini)
310	guez	3	imdep = size(dlon_ini)
311
312	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
313			call nf95_gw_var(ncid, varid, dlat_ini)
314	guez	3	jmdep = size(dlat_ini)
315
316	guez	22	call nf95_inq_varid(ncid, "temps", varid)
317			call nf95_gw_var(ncid, varid, timeyear)
318	guez	3	lmdep = size(timeyear)
319
320	guez	68	ALLOCATE (champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
321			ALLOCATE (dlon(imdep), dlat(jmdep))
322	guez	3	call NF95_INQ_VARID(ncid, 'ALBEDO', varid)
323
324			DO l = 1, lmdep
325	guez	97	PRINT *, "timeyear(", l, ") =", timeyear(l)
326			call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
327	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
328			CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, &
329	guez	68	champtime(:, :, l))
330	guez	3	ENDDO
331
332			call NF95_CLOSE(ncid)
333
334			deallocate(dlon_ini, dlat_ini)
335			allocate(yder(lmdep))
336
337			! interpolation temporelle
338			DO j = 1, jjm + 1
339			DO i = 1, iim
340	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
341	guez	3	DO k = 1, 360
342			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
343			real(k-1))
344			ENDDO
345			ENDDO
346			ENDDO
347			deallocate(timeyear)
348
349			champan(iim + 1, :, :) = champan(1, :, :)
350			forall (k = 1:360) phy_alb(:, k) = pack(champan(:, :, k), dyn_phy)
351
352			DO k = 1, 360
353			DO i = 1, klon
354			phy_bil(i, k) = 0.0
355			ENDDO
356			ENDDO
357
358			PRINT *, 'Ecriture du fichier limit'
359
360			call NF95_CREATE("limit.nc", NF90_CLOBBER, nid)
361
362			ierr = NF90_PUT_ATT(nid, NF90_GLOBAL, "title", &
363			"Fichier conditions aux limites")
364			call NF95_DEF_DIM (nid, "points_physiques", klon, ndim)
365			call NF95_DEF_DIM (nid, "time", NF90_UNLIMITED, ntim)
366
367			dims(1) = ndim
368			dims(2) = ntim
369
370			ierr = NF90_DEF_VAR (nid, "TEMPS", NF90_FLOAT, ntim, id_tim)
371	guez	68	ierr = NF90_PUT_ATT (nid, id_tim, "title", "Jour dans l annee")
372	guez	3	ierr = NF90_DEF_VAR (nid, "FOCE", NF90_FLOAT, dims, id_FOCE)
373	guez	68	ierr = NF90_PUT_ATT (nid, id_FOCE, "title", "Fraction ocean")
374	guez	3
375			ierr = NF90_DEF_VAR (nid, "FSIC", NF90_FLOAT, dims, id_FSIC)
376	guez	68	ierr = NF90_PUT_ATT (nid, id_FSIC, "title", "Fraction glace de mer")
377	guez	3
378			ierr = NF90_DEF_VAR (nid, "FTER", NF90_FLOAT, dims, id_FTER)
379	guez	68	ierr = NF90_PUT_ATT (nid, id_FTER, "title", "Fraction terre")
380	guez	3
381			ierr = NF90_DEF_VAR (nid, "FLIC", NF90_FLOAT, dims, id_FLIC)
382	guez	68	ierr = NF90_PUT_ATT (nid, id_FLIC, "title", "Fraction land ice")
383	guez	3
384			ierr = NF90_DEF_VAR (nid, "SST", NF90_FLOAT, dims, id_SST)
385			ierr = NF90_PUT_ATT (nid, id_SST, "title", &
386			"Temperature superficielle de la mer")
387			ierr = NF90_DEF_VAR (nid, "BILS", NF90_FLOAT, dims, id_BILS)
388			ierr = NF90_PUT_ATT (nid, id_BILS, "title", &
389			"Reference flux de chaleur au sol")
390			ierr = NF90_DEF_VAR (nid, "ALB", NF90_FLOAT, dims, id_ALB)
391	guez	68	ierr = NF90_PUT_ATT (nid, id_ALB, "title", "Albedo a la surface")
392	guez	3	ierr = NF90_DEF_VAR (nid, "RUG", NF90_FLOAT, dims, id_RUG)
393	guez	68	ierr = NF90_PUT_ATT (nid, id_RUG, "title", "Rugosite")
394	guez	3
395			call NF95_ENDDEF(nid)
396
397			DO k = 1, 360
398			debut(1) = 1
399			debut(2) = k
400
401	guez	68	ierr = NF90_PUT_VAR(nid, id_tim, REAL(k), (/k/))
402	guez	3	ierr = NF90_PUT_VAR(nid, id_FOCE, pctsrf_t(:, is_oce, k), debut)
403			ierr = NF90_PUT_VAR (nid, id_FSIC, pctsrf_t(:, is_sic, k), debut)
404			ierr = NF90_PUT_VAR (nid, id_FTER, pctsrf_t(:, is_ter, k), debut)
405			ierr = NF90_PUT_VAR (nid, id_FLIC, pctsrf_t(:, is_lic, k), debut)
406			ierr = NF90_PUT_VAR (nid, id_SST, phy_sst(:, k), debut)
407			ierr = NF90_PUT_VAR (nid, id_BILS, phy_bil(:, k), debut)
408			ierr = NF90_PUT_VAR (nid, id_ALB, phy_alb(:, k), debut)
409			ierr = NF90_PUT_VAR (nid, id_RUG, phy_rug(:, k), debut)
410			ENDDO
411
412			call NF95_CLOSE(nid)
413
414			END SUBROUTINE limit
415
416			end module limit_mod