Sources/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_gw_var, NF95_CLOSE, NF95_DEF_DIM, &
         nf95_enddef, NF95_CREATE, nf95_inq_dimid, nf95_inquire_dimension, &
         nf95_inq_varid, NF95_OPEN
    use netcdf, only: NF90_CLOBBER, nf90_def_var, NF90_FLOAT, NF90_GET_VAR, &
         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
       ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       call handle_err("NF90_GET_VAR", ierr)

       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
       ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       call handle_err("NF90_GET_VAR", ierr)

       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
       ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       call handle_err("NF90_GET_VAR", ierr)

       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 *, 'Lecture temporelle et int. horizontale ', l, timeyear(l)
       ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
       call handle_err("NF90_GET_VAR", ierr)

       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	22	use netcdf95, only: handle_err, nf95_gw_var, NF95_CLOSE, NF95_DEF_DIM, &
24	guez	7	nf95_enddef, NF95_CREATE, nf95_inq_dimid, nf95_inquire_dimension, &
25			nf95_inq_varid, NF95_OPEN
26			use netcdf, only: NF90_CLOBBER, nf90_def_var, NF90_FLOAT, NF90_GET_VAR, &
27			NF90_GLOBAL, NF90_NOWRITE, NF90_PUT_ATT, NF90_PUT_VAR, &
28			NF90_UNLIMITED
29	guez	61	use numer_rec_95, only: spline, splint
30	guez	57	use start_init_orog_m, only: mask
31			use unit_nml_m, only: unit_nml
32	guez	3
33			! Variables local to the procedure:
34
35			LOGICAL:: extrap = .FALSE.
36			! (extrapolation de données, comme pour les SST lorsque le fichier
37			! ne contient pas uniquement des points océaniques)
38
39			REAL phy_alb(klon, 360)
40			REAL phy_sst(klon, 360)
41			REAL phy_bil(klon, 360)
42			REAL phy_rug(klon, 360)
43			REAL phy_ice(klon)
44
45			real pctsrf_t(klon, nbsrf, 360) ! composition of the surface
46
47			! Pour le champ de départ:
48			INTEGER imdep, jmdep, lmdep
49
50			REAL, ALLOCATABLE:: dlon(:), dlat(:)
51			REAL, pointer:: dlon_ini(:), dlat_ini(:), timeyear(:)
52			REAL, ALLOCATABLE:: champ(:, :)
53			REAL, ALLOCATABLE:: work(:, :)
54
55			! Pour le champ interpolé 3D :
56			REAL, allocatable:: champtime(:, :, :)
57			REAL champan(iim + 1, jjm + 1, 360)
58
59			! Pour l'inteprolation verticale :
60			REAL, allocatable:: yder(:)
61
62			INTEGER ierr
63
64			INTEGER nid, ndim, ntim
65			INTEGER dims(2), debut(2)
66			INTEGER id_tim
67			INTEGER id_SST, id_BILS, id_RUG, id_ALB
68			INTEGER id_FOCE, id_FSIC, id_FTER, id_FLIC
69
70			INTEGER i, j, k, l
71			INTEGER ncid, varid, dimid
72
73			REAL, parameter:: tmidmonth(12) = (/(15. + 30. * i, i = 0, 11)/)
74
75			namelist /limit_nml/extrap
76
77			!--------------------
78
79			print *, "Call sequence information: limit"
80
81			print *, "Enter namelist 'limit_nml'."
82			read (unit=*, nml=limit_nml)
83	guez	57	write(unit_nml, nml=limit_nml)
84	guez	3
85	guez	68	PRINT *, 'Processing rugosity...'
86	guez	3
87			call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid)
88
89	guez	15	! Read coordinate variables:
90
91	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
92			call nf95_gw_var(ncid, varid, dlon_ini)
93	guez	3	imdep = size(dlon_ini)
94
95	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
96			call nf95_gw_var(ncid, varid, dlat_ini)
97	guez	3	jmdep = size(dlat_ini)
98
99	guez	22	call nf95_inq_varid(ncid, "temps", varid)
100			call nf95_gw_var(ncid, varid, timeyear)
101	guez	3	lmdep = size(timeyear)
102
103			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
104			allocate(dlon(imdep), dlat(jmdep))
105			call NF95_INQ_VARID(ncid, 'RUGOS', varid)
106
107	guez	15	! Read the primary variable day by day and regrid horizontally,
108			! result in "champtime":
109	guez	3	DO l = 1, lmdep
110			ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
111			call handle_err("NF90_GET_VAR", ierr)
112
113			CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
114			CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), &
115			rlatv, champtime(:, :, l))
116			champtime(:, :, l) = EXP(champtime(:, :, l))
117	guez	15	where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001
118	guez	3	end do
119
120			call NF95_CLOSE(ncid)
121
122			DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
123			allocate(yder(lmdep))
124
125	guez	15	! Interpolate monthly values to daily values, at each horizontal position:
126	guez	3	DO j = 1, jjm + 1
127			DO i = 1, iim
128	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
129	guez	3	DO k = 1, 360
130			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
131			real(k-1))
132			ENDDO
133			ENDDO
134			ENDDO
135
136			deallocate(timeyear, champtime, yder)
137			champan(iim + 1, :, :) = champan(1, :, :)
138			forall (k = 1:360) phy_rug(:, k) = pack(champan(:, :, k), dyn_phy)
139
140			! Process sea ice:
141
142			PRINT *, 'Processing sea ice...'
143			call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid)
144
145	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
146			call nf95_gw_var(ncid, varid, dlon_ini)
147	guez	3	imdep = size(dlon_ini)
148
149	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
150			call nf95_gw_var(ncid, varid, dlat_ini)
151	guez	3	jmdep = size(dlat_ini)
152
153			call nf95_inq_dimid(ncid, "time", dimid)
154	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
155	guez	3	print *, 'lmdep = ', lmdep
156	guez	68	! Coordonnée temporelle fichiers AMIP pas en jours. Ici on suppose
157			! qu'on a 12 mois (de 30 jours).
158			IF (lmdep /= 12) then
159			print *, 'Unknown AMIP file: not 12 months?'
160			STOP 1
161			end IF
162	guez	3
163			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
164			ALLOCATE (dlon(imdep), dlat(jmdep))
165			call NF95_INQ_VARID(ncid, 'sicbcs', varid)
166			DO l = 1, lmdep
167			ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
168			call handle_err("NF90_GET_VAR", ierr)
169
170			CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
171			CALL inter_barxy (dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
172			champtime(:, :, l))
173			ENDDO
174
175			call NF95_CLOSE(ncid)
176
177			DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
178			PRINT *, 'Interpolation temporelle'
179			allocate(yder(lmdep))
180
181			DO j = 1, jjm + 1
182			DO i = 1, iim
183	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
184	guez	3	DO k = 1, 360
185			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
186			real(k-1))
187			ENDDO
188			ENDDO
189			ENDDO
190
191			deallocate(champtime, yder)
192
193			! Convert from percentage to normal fraction and keep sea ice
194			! between 0 and 1:
195			champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.))))
196			champan(iim + 1, :, :) = champan(1, :, :)
197
198			DO k = 1, 360
199	guez	68	phy_ice = pack(champan(:, :, k), dyn_phy)
200	guez	3
201			! (utilisation de la sous-maille fractionnelle tandis que l'ancien
202			! codage utilisait l'indicateur du sol (0, 1, 2, 3))
203			! PB en attendant de mettre fraction de terre
204	guez	68	WHERE (phy_ice < EPSFRA) phy_ice = 0.
205	guez	3
206			pctsrf_t(:, is_ter, k) = pctsrf(:, is_ter)
207			pctsrf_t(:, is_lic, k) = pctsrf(:, is_lic)
208	guez	68	pctsrf_t(:, is_sic, k) = max(phy_ice - pctsrf_t(:, is_lic, k), 0.)
209	guez	3	! Il y a des cas où il y a de la glace dans landiceref et
210			! pas dans AMIP
211	guez	68	WHERE (1. - zmasq < EPSFRA)
212	guez	3	pctsrf_t(:, is_sic, k) = 0.
213			pctsrf_t(:, is_oce, k) = 0.
214			elsewhere
215	guez	68	where (pctsrf_t(:, is_sic, k) >= 1 - zmasq)
216			pctsrf_t(:, is_sic, k) = 1. - zmasq
217	guez	3	pctsrf_t(:, is_oce, k) = 0.
218			ELSEwhere
219	guez	68	pctsrf_t(:, is_oce, k) = 1. - zmasq - pctsrf_t(:, is_sic, k)
220	guez	3	where (pctsrf_t(:, is_oce, k) < EPSFRA)
221			pctsrf_t(:, is_oce, k) = 0.
222	guez	68	pctsrf_t(:, is_sic, k) = 1 - zmasq
223	guez	3	end where
224			end where
225			end where
226
227			DO i = 1, klon
228			if (pctsrf_t(i, is_oce, k) < 0.) then
229			print *, 'Problème sous maille : pctsrf_t(', i, &
230			', is_oce, ', k, ') = ', pctsrf_t(i, is_oce, k)
231			ENDIF
232			IF (abs(pctsrf_t(i, is_ter, k) + pctsrf_t(i, is_lic, k) &
233			+ pctsrf_t(i, is_oce, k) + pctsrf_t(i, is_sic, k) - 1.) &
234			> EPSFRA) THEN
235			print *, 'Problème sous surface :'
236			print *, "pctsrf_t(", i, ", :, ", k, ") = ", &
237			pctsrf_t(i, :, k)
238			print *, "phy_ice(", i, ") = ", phy_ice(i)
239			ENDIF
240			END DO
241			ENDDO
242
243			PRINT *, 'Traitement de la sst'
244			call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid)
245
246	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
247			call nf95_gw_var(ncid, varid, dlon_ini)
248	guez	3	imdep = size(dlon_ini)
249
250	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
251			call nf95_gw_var(ncid, varid, dlat_ini)
252	guez	3	jmdep = size(dlat_ini)
253
254			call nf95_inq_dimid(ncid, "time", dimid)
255	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
256	guez	3	print *, 'lmdep = ', lmdep
257			!PM28/02/2002 : nouvelle coord temporelle fichiers AMIP pas en jours
258			! Ici on suppose qu'on a 12 mois (de 30 jours).
259			IF (lmdep /= 12) stop 'Unknown AMIP file: not 12 months?'
260
261	guez	68	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
262			IF(extrap) THEN
263			ALLOCATE (work(imdep, jmdep))
264	guez	3	ENDIF
265	guez	68	ALLOCATE(dlon(imdep), dlat(jmdep))
266	guez	3	call NF95_INQ_VARID(ncid, 'tosbcs', varid)
267
268			DO l = 1, lmdep
269			ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
270			call handle_err("NF90_GET_VAR", ierr)
271
272			CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
273	guez	68	IF (extrap) THEN
274	guez	3	CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
275			ENDIF
276
277			CALL inter_barxy (dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
278	guez	68	champtime(:, :, l))
279	guez	3	ENDDO
280
281			call NF95_CLOSE(ncid)
282
283			DEALLOCATE(dlon, dlat, champ, dlon_ini, dlat_ini)
284			allocate(yder(lmdep))
285
286			! interpolation temporelle
287			DO j = 1, jjm + 1
288			DO i = 1, iim
289	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
290	guez	3	DO k = 1, 360
291			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
292			real(k-1))
293			ENDDO
294			ENDDO
295			ENDDO
296
297			deallocate(champtime, yder)
298			champan(iim + 1, :, :) = champan(1, :, :)
299
300			!IM14/03/2002 : SST amipbc greater then 271.38
301			PRINT *, 'SUB. limit_netcdf.F IM : SST Amipbc >= 271.38 '
302			DO k = 1, 360
303			DO j = 1, jjm + 1
304			DO i = 1, iim
305			champan(i, j, k) = amax1(champan(i, j, k), 271.38)
306			ENDDO
307			champan(iim + 1, j, k) = champan(1, j, k)
308			ENDDO
309			ENDDO
310			forall (k = 1:360) phy_sst(:, k) = pack(champan(:, :, k), dyn_phy)
311
312			PRINT *, 'Traitement de l albedo'
313			call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid)
314
315	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
316			call nf95_gw_var(ncid, varid, dlon_ini)
317	guez	3	imdep = size(dlon_ini)
318
319	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
320			call nf95_gw_var(ncid, varid, dlat_ini)
321	guez	3	jmdep = size(dlat_ini)
322
323	guez	22	call nf95_inq_varid(ncid, "temps", varid)
324			call nf95_gw_var(ncid, varid, timeyear)
325	guez	3	lmdep = size(timeyear)
326
327	guez	68	ALLOCATE (champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
328			ALLOCATE (dlon(imdep), dlat(jmdep))
329	guez	3	call NF95_INQ_VARID(ncid, 'ALBEDO', varid)
330
331			DO l = 1, lmdep
332			PRINT *, 'Lecture temporelle et int. horizontale ', l, timeyear(l)
333			ierr = NF90_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
334			call handle_err("NF90_GET_VAR", ierr)
335
336			CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
337			CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, &
338	guez	68	champtime(:, :, l))
339	guez	3	ENDDO
340
341			call NF95_CLOSE(ncid)
342
343			deallocate(dlon_ini, dlat_ini)
344			allocate(yder(lmdep))
345
346			! interpolation temporelle
347			DO j = 1, jjm + 1
348			DO i = 1, iim
349	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
350	guez	3	DO k = 1, 360
351			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
352			real(k-1))
353			ENDDO
354			ENDDO
355			ENDDO
356			deallocate(timeyear)
357
358			champan(iim + 1, :, :) = champan(1, :, :)
359			forall (k = 1:360) phy_alb(:, k) = pack(champan(:, :, k), dyn_phy)
360
361			DO k = 1, 360
362			DO i = 1, klon
363			phy_bil(i, k) = 0.0
364			ENDDO
365			ENDDO
366
367			PRINT *, 'Ecriture du fichier limit'
368
369			call NF95_CREATE("limit.nc", NF90_CLOBBER, nid)
370
371			ierr = NF90_PUT_ATT(nid, NF90_GLOBAL, "title", &
372			"Fichier conditions aux limites")
373			call NF95_DEF_DIM (nid, "points_physiques", klon, ndim)
374			call NF95_DEF_DIM (nid, "time", NF90_UNLIMITED, ntim)
375
376			dims(1) = ndim
377			dims(2) = ntim
378
379			ierr = NF90_DEF_VAR (nid, "TEMPS", NF90_FLOAT, ntim, id_tim)
380	guez	68	ierr = NF90_PUT_ATT (nid, id_tim, "title", "Jour dans l annee")
381	guez	3	ierr = NF90_DEF_VAR (nid, "FOCE", NF90_FLOAT, dims, id_FOCE)
382	guez	68	ierr = NF90_PUT_ATT (nid, id_FOCE, "title", "Fraction ocean")
383	guez	3
384			ierr = NF90_DEF_VAR (nid, "FSIC", NF90_FLOAT, dims, id_FSIC)
385	guez	68	ierr = NF90_PUT_ATT (nid, id_FSIC, "title", "Fraction glace de mer")
386	guez	3
387			ierr = NF90_DEF_VAR (nid, "FTER", NF90_FLOAT, dims, id_FTER)
388	guez	68	ierr = NF90_PUT_ATT (nid, id_FTER, "title", "Fraction terre")
389	guez	3
390			ierr = NF90_DEF_VAR (nid, "FLIC", NF90_FLOAT, dims, id_FLIC)
391	guez	68	ierr = NF90_PUT_ATT (nid, id_FLIC, "title", "Fraction land ice")
392	guez	3
393			ierr = NF90_DEF_VAR (nid, "SST", NF90_FLOAT, dims, id_SST)
394			ierr = NF90_PUT_ATT (nid, id_SST, "title", &
395			"Temperature superficielle de la mer")
396			ierr = NF90_DEF_VAR (nid, "BILS", NF90_FLOAT, dims, id_BILS)
397			ierr = NF90_PUT_ATT (nid, id_BILS, "title", &
398			"Reference flux de chaleur au sol")
399			ierr = NF90_DEF_VAR (nid, "ALB", NF90_FLOAT, dims, id_ALB)
400	guez	68	ierr = NF90_PUT_ATT (nid, id_ALB, "title", "Albedo a la surface")
401	guez	3	ierr = NF90_DEF_VAR (nid, "RUG", NF90_FLOAT, dims, id_RUG)
402	guez	68	ierr = NF90_PUT_ATT (nid, id_RUG, "title", "Rugosite")
403	guez	3
404			call NF95_ENDDEF(nid)
405
406			DO k = 1, 360
407			debut(1) = 1
408			debut(2) = k
409
410	guez	68	ierr = NF90_PUT_VAR(nid, id_tim, REAL(k), (/k/))
411	guez	3	ierr = NF90_PUT_VAR(nid, id_FOCE, pctsrf_t(:, is_oce, k), debut)
412			ierr = NF90_PUT_VAR (nid, id_FSIC, pctsrf_t(:, is_sic, k), debut)
413			ierr = NF90_PUT_VAR (nid, id_FTER, pctsrf_t(:, is_ter, k), debut)
414			ierr = NF90_PUT_VAR (nid, id_FLIC, pctsrf_t(:, is_lic, k), debut)
415			ierr = NF90_PUT_VAR (nid, id_SST, phy_sst(:, k), debut)
416			ierr = NF90_PUT_VAR (nid, id_BILS, phy_bil(:, k), debut)
417			ierr = NF90_PUT_VAR (nid, id_ALB, phy_alb(:, k), debut)
418			ierr = NF90_PUT_VAR (nid, id_RUG, phy_rug(:, k), debut)
419			ENDDO
420
421			call NF95_CLOSE(nid)
422
423			END SUBROUTINE limit
424
425			end module limit_mod