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 conf_dat2d_m, only: conf_dat2d
    use dimens_m, only: iim, jjm
    use dimphy, only: klon, zmasq
    use dynetat0_m, only: rlonu, rlatv
    use etat0_mod, only: pctsrf
    use grid_change, only: dyn_phy
    use indicesol, only: epsfra, is_ter, is_oce, is_lic, is_sic
    use inter_barxy_m, only: inter_barxy
    use netcdf95, only: NF95_CLOSE, NF95_CREATE, NF95_DEF_DIM, nf95_def_var, &
         nf95_enddef, nf95_get_var, nf95_gw_var, nf95_inq_dimid, &
         nf95_inq_varid, nf95_inquire_dimension, NF95_OPEN, NF95_PUT_ATT, &
         NF95_PUT_VAR
    use netcdf, only: NF90_CLOBBER, NF90_FLOAT, NF90_GLOBAL, NF90_NOWRITE, &
         NF90_UNLIMITED
    use nr_util, only: assert
    use numer_rec_95, only: spline, splint
    use start_init_orog_m, only: mask
    use unit_nml_m, only: unit_nml

    ! Local:

    LOGICAL:: extrap = .FALSE.
    ! (extrapolation de donn\'ees, comme pour les SST lorsque le fichier
    ! ne contient pas uniquement des points oc\'eaniques)

    REAL phy_bil(klon, 360)
    REAL phy_ice(klon)

    ! Pour le champ de d\'epart:
    INTEGER imdep, jmdep, lmdep

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

    ! Pour le champ interpol\'e 3D :
    REAL, allocatable:: champtime(:, :, :)
    REAL champan(iim + 1, jjm + 1, 360)

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

    INTEGER ndim, ntim
    INTEGER varid_time
    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, ncid_limit, 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)

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

    call NF95_PUT_ATT(ncid_limit, NF90_GLOBAL, "title", &
         "Fichier conditions aux limites")
    call NF95_DEF_DIM(ncid_limit, "points_physiques", klon, ndim)
    call NF95_DEF_DIM(ncid_limit, "time", NF90_UNLIMITED, ntim)

    call NF95_DEF_VAR(ncid_limit, "TEMPS", NF90_FLOAT, ntim, varid_time)
    call NF95_PUT_ATT(ncid_limit, varid_time, "title", "Jour dans l annee")

    call NF95_DEF_VAR(ncid_limit, "FOCE", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_foce)
    call NF95_PUT_ATT(ncid_limit, id_FOCE, "title", "Fraction ocean")

    call NF95_DEF_VAR(ncid_limit, "FSIC", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_FSIC)
    call NF95_PUT_ATT(ncid_limit, id_FSIC, "title", "Fraction glace de mer")

    call NF95_DEF_VAR(ncid_limit, "FTER", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_FTER)
    call NF95_PUT_ATT(ncid_limit, id_FTER, "title", "Fraction terre")

    call NF95_DEF_VAR(ncid_limit, "FLIC", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_FLIC)
    call NF95_PUT_ATT(ncid_limit, id_FLIC, "title", "Fraction land ice")

    call NF95_DEF_VAR(ncid_limit, "SST", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_SST)
    call NF95_PUT_ATT(ncid_limit, id_SST, "title",  &
         "Temperature superficielle de la mer")

    call NF95_DEF_VAR(ncid_limit, "BILS", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_BILS)
    call NF95_PUT_ATT(ncid_limit, id_BILS, "title", &
         "Reference flux de chaleur au sol")

    call NF95_DEF_VAR(ncid_limit, "ALB", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_ALB)
    call NF95_PUT_ATT(ncid_limit, id_ALB, "title", "Albedo a la surface")

    call NF95_DEF_VAR(ncid_limit, "RUG", NF90_FLOAT, dimids=[ndim, ntim], &
         varid=id_RUG)
    call NF95_PUT_ATT(ncid_limit, id_RUG, "title", "Rugosite")

    call NF95_ENDDEF(ncid_limit)

    call NF95_PUT_VAR(ncid_limit, varid_time, [(k, k = 1, 360)])
    
    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)
    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(champtime, yder)
    champan(iim + 1, :, :) = champan(1, :, :)

    DO k = 1, 360
       call NF95_PUT_VAR(ncid_limit, id_RUG, pack(champan(:, :, k), dyn_phy), &
            start=[1, k])
    ENDDO

    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
    ! Coordonn\'ee 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)
    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(:, is_sic) = max(phy_ice - pctsrf(:, is_lic), 0.)
       ! Il y a des cas o\`u il y a de la glace dans landiceref et
       ! pas dans AMIP
       WHERE (1. - zmasq < EPSFRA)
          pctsrf(:, is_sic) = 0.
          pctsrf(:, is_oce) = 0.
       elsewhere
          where (pctsrf(:, is_sic) >= 1 - zmasq)
             pctsrf(:, is_sic) = 1. - zmasq
             pctsrf(:, is_oce) = 0.
          ELSEwhere
             pctsrf(:, is_oce) = 1. - zmasq - pctsrf(:, is_sic)
             where (pctsrf(:, is_oce) < EPSFRA)
                pctsrf(:, is_oce) = 0.
                pctsrf(:, is_sic) = 1 - zmasq
             end where
          end where
       end where

       DO i = 1, klon
          if (pctsrf(i, is_oce) < 0.) then
             print *, "k = ", k
             print *, 'Bad surface fraction: pctsrf(', i, ', is_oce) = ', &
                  pctsrf(i, is_oce)
          ENDIF
          IF (abs(sum(pctsrf(i, :)) - 1.) > EPSFRA) THEN 
             print *, "k = ", k
             print *, 'Bad surface fraction:'
             print *, "pctsrf(", i, ", :) = ", pctsrf(i, :)
             print *, "phy_ice(", i, ") = ", phy_ice(i)
          ENDIF
       END DO

       call NF95_PUT_VAR(ncid_limit, id_FOCE, pctsrf(:, is_oce), start=[1, k])
       call NF95_PUT_VAR(ncid_limit, id_FSIC, pctsrf(:, is_sic), start=[1, k])
       call NF95_PUT_VAR(ncid_limit, id_FTER, pctsrf(:, is_ter), start=[1, k])
       call NF95_PUT_VAR(ncid_limit, id_FLIC, pctsrf(:, is_lic), start=[1, k])
    end DO
    
    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
    ! Ici on suppose qu'on a 12 mois (de 30 jours).
    call assert(lmdep == 12, 'limit: AMIP file does not contain 12 months')

    ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
    IF (extrap) ALLOCATE(work(imdep, jmdep))
    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) &
            CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
       CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
            champtime(:, :, l))
    ENDDO

    call NF95_CLOSE(ncid)
    DEALLOCATE(dlon, dlat, champ)
    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 *, 'limit: SST Amipbc >= 271.38 '

    DO k = 1, 360
       DO j = 1, jjm + 1
          DO i = 1, iim
             champan(i, j, k) = max(champan(i, j, k), 271.38)
          ENDDO
          
          champan(iim + 1, j, k) = champan(1, j, k)
       ENDDO
    ENDDO
    
    DO k = 1, 360
       call NF95_PUT_VAR(ncid_limit, id_SST, pack(champan(:, :, k), dyn_phy), &
            start=[1, k])
    end DO

    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)

    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

    champan(iim + 1, :, :) = champan(1, :, :)

    DO k = 1, 360
       call NF95_PUT_VAR(ncid_limit, id_ALB, pack(champan(:, :, k), dyn_phy), &
            start=[1, k])
    end DO

    phy_bil = 0.
    call NF95_PUT_VAR(ncid_limit, id_BILS, phy_bil)

    call NF95_CLOSE(ncid_limit)

  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	guez	247	! It uses files with climatological data. Both grids must be
13			! regular.
14	guez	3
15	guez	57	use conf_dat2d_m, only: conf_dat2d
16	guez	3	use dimens_m, only: iim, jjm
17			use dimphy, only: klon, zmasq
18	guez	139	use dynetat0_m, only: rlonu, rlatv
19	guez	3	use etat0_mod, only: pctsrf
20	guez	57	use grid_change, only: dyn_phy
21	guez	264	use indicesol, only: epsfra, is_ter, is_oce, is_lic, is_sic
22	guez	3	use inter_barxy_m, only: inter_barxy
23	guez	98	use netcdf95, only: NF95_CLOSE, NF95_CREATE, NF95_DEF_DIM, nf95_def_var, &
24	guez	97	nf95_enddef, nf95_get_var, nf95_gw_var, nf95_inq_dimid, &
25	guez	98	nf95_inq_varid, nf95_inquire_dimension, NF95_OPEN, NF95_PUT_ATT, &
26			NF95_PUT_VAR
27			use netcdf, only: NF90_CLOBBER, NF90_FLOAT, NF90_GLOBAL, NF90_NOWRITE, &
28			NF90_UNLIMITED
29	guez	247	use nr_util, only: assert
30	guez	61	use numer_rec_95, only: spline, splint
31	guez	57	use start_init_orog_m, only: mask
32			use unit_nml_m, only: unit_nml
33	guez	3
34	guez	247	! Local:
35	guez	3
36			LOGICAL:: extrap = .FALSE.
37	guez	139	! (extrapolation de donn\'ees, comme pour les SST lorsque le fichier
38			! ne contient pas uniquement des points oc\'eaniques)
39	guez	3
40			REAL phy_bil(klon, 360)
41			REAL phy_ice(klon)
42
43	guez	139	! Pour le champ de d\'epart:
44	guez	3	INTEGER imdep, jmdep, lmdep
45
46			REAL, ALLOCATABLE:: dlon(:), dlat(:)
47	guez	225	REAL, ALLOCATABLE:: dlon_ini(:), dlat_ini(:), timeyear(:)
48	guez	3	REAL, ALLOCATABLE:: champ(:, :)
49			REAL, ALLOCATABLE:: work(:, :)
50
51	guez	139	! Pour le champ interpol\'e 3D :
52	guez	3	REAL, allocatable:: champtime(:, :, :)
53			REAL champan(iim + 1, jjm + 1, 360)
54
55			! Pour l'inteprolation verticale :
56			REAL, allocatable:: yder(:)
57
58	guez	264	INTEGER ndim, ntim
59			INTEGER varid_time
60	guez	3	INTEGER id_SST, id_BILS, id_RUG, id_ALB
61			INTEGER id_FOCE, id_FSIC, id_FTER, id_FLIC
62
63			INTEGER i, j, k, l
64	guez	264	INTEGER ncid, ncid_limit, varid, dimid
65	guez	3
66	guez	264	REAL, parameter:: tmidmonth(12) = [(15. + 30. * i, i = 0, 11)]
67	guez	3
68			namelist /limit_nml/extrap
69
70			!--------------------
71
72			print *, "Call sequence information: limit"
73
74			print *, "Enter namelist 'limit_nml'."
75	guez	98	read(unit=*, nml=limit_nml)
76	guez	57	write(unit_nml, nml=limit_nml)
77	guez	3
78	guez	264	call NF95_CREATE("limit.nc", NF90_CLOBBER, ncid_limit)
79
80			call NF95_PUT_ATT(ncid_limit, NF90_GLOBAL, "title", &
81			"Fichier conditions aux limites")
82			call NF95_DEF_DIM(ncid_limit, "points_physiques", klon, ndim)
83			call NF95_DEF_DIM(ncid_limit, "time", NF90_UNLIMITED, ntim)
84
85			call NF95_DEF_VAR(ncid_limit, "TEMPS", NF90_FLOAT, ntim, varid_time)
86			call NF95_PUT_ATT(ncid_limit, varid_time, "title", "Jour dans l annee")
87
88			call NF95_DEF_VAR(ncid_limit, "FOCE", NF90_FLOAT, dimids=[ndim, ntim], &
89			varid=id_foce)
90			call NF95_PUT_ATT(ncid_limit, id_FOCE, "title", "Fraction ocean")
91
92			call NF95_DEF_VAR(ncid_limit, "FSIC", NF90_FLOAT, dimids=[ndim, ntim], &
93			varid=id_FSIC)
94			call NF95_PUT_ATT(ncid_limit, id_FSIC, "title", "Fraction glace de mer")
95
96			call NF95_DEF_VAR(ncid_limit, "FTER", NF90_FLOAT, dimids=[ndim, ntim], &
97			varid=id_FTER)
98			call NF95_PUT_ATT(ncid_limit, id_FTER, "title", "Fraction terre")
99
100			call NF95_DEF_VAR(ncid_limit, "FLIC", NF90_FLOAT, dimids=[ndim, ntim], &
101			varid=id_FLIC)
102			call NF95_PUT_ATT(ncid_limit, id_FLIC, "title", "Fraction land ice")
103
104			call NF95_DEF_VAR(ncid_limit, "SST", NF90_FLOAT, dimids=[ndim, ntim], &
105			varid=id_SST)
106			call NF95_PUT_ATT(ncid_limit, id_SST, "title", &
107			"Temperature superficielle de la mer")
108
109			call NF95_DEF_VAR(ncid_limit, "BILS", NF90_FLOAT, dimids=[ndim, ntim], &
110			varid=id_BILS)
111			call NF95_PUT_ATT(ncid_limit, id_BILS, "title", &
112			"Reference flux de chaleur au sol")
113
114			call NF95_DEF_VAR(ncid_limit, "ALB", NF90_FLOAT, dimids=[ndim, ntim], &
115			varid=id_ALB)
116			call NF95_PUT_ATT(ncid_limit, id_ALB, "title", "Albedo a la surface")
117
118			call NF95_DEF_VAR(ncid_limit, "RUG", NF90_FLOAT, dimids=[ndim, ntim], &
119			varid=id_RUG)
120			call NF95_PUT_ATT(ncid_limit, id_RUG, "title", "Rugosite")
121
122			call NF95_ENDDEF(ncid_limit)
123
124			call NF95_PUT_VAR(ncid_limit, varid_time, [(k, k = 1, 360)])
125
126	guez	68	PRINT *, 'Processing rugosity...'
127	guez	3
128			call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid)
129
130	guez	15	! Read coordinate variables:
131
132	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
133			call nf95_gw_var(ncid, varid, dlon_ini)
134	guez	3	imdep = size(dlon_ini)
135
136	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
137			call nf95_gw_var(ncid, varid, dlat_ini)
138	guez	3	jmdep = size(dlat_ini)
139
140	guez	22	call nf95_inq_varid(ncid, "temps", varid)
141			call nf95_gw_var(ncid, varid, timeyear)
142	guez	3	lmdep = size(timeyear)
143
144			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
145			allocate(dlon(imdep), dlat(jmdep))
146			call NF95_INQ_VARID(ncid, 'RUGOS', varid)
147
148	guez	15	! Read the primary variable day by day and regrid horizontally,
149			! result in "champtime":
150	guez	3	DO l = 1, lmdep
151	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
152	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
153			CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), &
154			rlatv, champtime(:, :, l))
155			champtime(:, :, l) = EXP(champtime(:, :, l))
156	guez	15	where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001
157	guez	3	end do
158
159			call NF95_CLOSE(ncid)
160
161	guez	225	DEALLOCATE(dlon, dlat, champ)
162	guez	3	allocate(yder(lmdep))
163
164	guez	15	! Interpolate monthly values to daily values, at each horizontal position:
165	guez	3	DO j = 1, jjm + 1
166			DO i = 1, iim
167	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
168	guez	3	DO k = 1, 360
169			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
170			real(k-1))
171			ENDDO
172			ENDDO
173			ENDDO
174
175	guez	225	deallocate(champtime, yder)
176	guez	3	champan(iim + 1, :, :) = champan(1, :, :)
177
178	guez	264	DO k = 1, 360
179			call NF95_PUT_VAR(ncid_limit, id_RUG, pack(champan(:, :, k), dyn_phy), &
180			start=[1, k])
181			ENDDO
182	guez	3
183			PRINT *, 'Processing sea ice...'
184			call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid)
185
186	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
187			call nf95_gw_var(ncid, varid, dlon_ini)
188	guez	3	imdep = size(dlon_ini)
189
190	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
191			call nf95_gw_var(ncid, varid, dlat_ini)
192	guez	3	jmdep = size(dlat_ini)
193
194			call nf95_inq_dimid(ncid, "time", dimid)
195	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
196	guez	3	print *, 'lmdep = ', lmdep
197	guez	139	! Coordonn\'ee temporelle fichiers AMIP pas en jours. Ici on suppose
198	guez	68	! qu'on a 12 mois (de 30 jours).
199			IF (lmdep /= 12) then
200			print *, 'Unknown AMIP file: not 12 months?'
201			STOP 1
202			end IF
203	guez	3
204			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
205	guez	98	ALLOCATE(dlon(imdep), dlat(jmdep))
206	guez	3	call NF95_INQ_VARID(ncid, 'sicbcs', varid)
207			DO l = 1, lmdep
208	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
209	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
210	guez	98	CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
211	guez	3	champtime(:, :, l))
212			ENDDO
213
214			call NF95_CLOSE(ncid)
215
216	guez	225	DEALLOCATE(dlon, dlat, champ)
217	guez	3	PRINT *, 'Interpolation temporelle'
218			allocate(yder(lmdep))
219
220			DO j = 1, jjm + 1
221			DO i = 1, iim
222	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
223	guez	3	DO k = 1, 360
224			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
225			real(k-1))
226			ENDDO
227			ENDDO
228			ENDDO
229
230			deallocate(champtime, yder)
231
232			! Convert from percentage to normal fraction and keep sea ice
233			! between 0 and 1:
234			champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.))))
235			champan(iim + 1, :, :) = champan(1, :, :)
236
237			DO k = 1, 360
238	guez	68	phy_ice = pack(champan(:, :, k), dyn_phy)
239	guez	3
240			! (utilisation de la sous-maille fractionnelle tandis que l'ancien
241			! codage utilisait l'indicateur du sol (0, 1, 2, 3))
242			! PB en attendant de mettre fraction de terre
243	guez	68	WHERE (phy_ice < EPSFRA) phy_ice = 0.
244	guez	3
245	guez	264	pctsrf(:, is_sic) = max(phy_ice - pctsrf(:, is_lic), 0.)
246	guez	139	! Il y a des cas o\`u il y a de la glace dans landiceref et
247	guez	3	! pas dans AMIP
248	guez	68	WHERE (1. - zmasq < EPSFRA)
249	guez	264	pctsrf(:, is_sic) = 0.
250			pctsrf(:, is_oce) = 0.
251	guez	3	elsewhere
252	guez	264	where (pctsrf(:, is_sic) >= 1 - zmasq)
253			pctsrf(:, is_sic) = 1. - zmasq
254			pctsrf(:, is_oce) = 0.
255	guez	3	ELSEwhere
256	guez	264	pctsrf(:, is_oce) = 1. - zmasq - pctsrf(:, is_sic)
257			where (pctsrf(:, is_oce) < EPSFRA)
258			pctsrf(:, is_oce) = 0.
259			pctsrf(:, is_sic) = 1 - zmasq
260	guez	3	end where
261			end where
262			end where
263
264			DO i = 1, klon
265	guez	264	if (pctsrf(i, is_oce) < 0.) then
266			print *, "k = ", k
267			print *, 'Bad surface fraction: pctsrf(', i, ', is_oce) = ', &
268			pctsrf(i, is_oce)
269	guez	3	ENDIF
270	guez	264	IF (abs(sum(pctsrf(i, :)) - 1.) > EPSFRA) THEN
271			print *, "k = ", k
272	guez	139	print *, 'Bad surface fraction:'
273	guez	264	print *, "pctsrf(", i, ", :) = ", pctsrf(i, :)
274	guez	3	print *, "phy_ice(", i, ") = ", phy_ice(i)
275			ENDIF
276			END DO
277
278	guez	264	call NF95_PUT_VAR(ncid_limit, id_FOCE, pctsrf(:, is_oce), start=[1, k])
279			call NF95_PUT_VAR(ncid_limit, id_FSIC, pctsrf(:, is_sic), start=[1, k])
280			call NF95_PUT_VAR(ncid_limit, id_FTER, pctsrf(:, is_ter), start=[1, k])
281			call NF95_PUT_VAR(ncid_limit, id_FLIC, pctsrf(:, is_lic), start=[1, k])
282			end DO
283
284	guez	3	PRINT *, 'Traitement de la sst'
285			call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid)
286
287	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
288			call nf95_gw_var(ncid, varid, dlon_ini)
289	guez	3	imdep = size(dlon_ini)
290
291	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
292			call nf95_gw_var(ncid, varid, dlat_ini)
293	guez	3	jmdep = size(dlat_ini)
294
295			call nf95_inq_dimid(ncid, "time", dimid)
296	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
297	guez	3	print *, 'lmdep = ', lmdep
298	guez	247	! Ici on suppose qu'on a 12 mois (de 30 jours).
299			call assert(lmdep == 12, 'limit: AMIP file does not contain 12 months')
300	guez	3
301	guez	68	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
302	guez	247	IF (extrap) ALLOCATE(work(imdep, jmdep))
303	guez	68	ALLOCATE(dlon(imdep), dlat(jmdep))
304	guez	3	call NF95_INQ_VARID(ncid, 'tosbcs', varid)
305
306			DO l = 1, lmdep
307	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
308	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
309	guez	247	IF (extrap) &
310			CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
311	guez	98	CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
312	guez	68	champtime(:, :, l))
313	guez	3	ENDDO
314
315			call NF95_CLOSE(ncid)
316	guez	225	DEALLOCATE(dlon, dlat, champ)
317	guez	3	allocate(yder(lmdep))
318
319			! interpolation temporelle
320			DO j = 1, jjm + 1
321			DO i = 1, iim
322	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
323	guez	3	DO k = 1, 360
324			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
325			real(k-1))
326			ENDDO
327			ENDDO
328			ENDDO
329
330			deallocate(champtime, yder)
331			champan(iim + 1, :, :) = champan(1, :, :)
332
333			!IM14/03/2002 : SST amipbc greater then 271.38
334	guez	247	PRINT *, 'limit: SST Amipbc >= 271.38 '
335
336	guez	3	DO k = 1, 360
337			DO j = 1, jjm + 1
338			DO i = 1, iim
339	guez	247	champan(i, j, k) = max(champan(i, j, k), 271.38)
340	guez	3	ENDDO
341	guez	247
342	guez	3	champan(iim + 1, j, k) = champan(1, j, k)
343			ENDDO
344			ENDDO
345	guez	247
346	guez	264	DO k = 1, 360
347			call NF95_PUT_VAR(ncid_limit, id_SST, pack(champan(:, :, k), dyn_phy), &
348			start=[1, k])
349			end DO
350	guez	3
351	guez	97	PRINT *, "Traitement de l'albedo..."
352	guez	3	call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid)
353
354	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
355			call nf95_gw_var(ncid, varid, dlon_ini)
356	guez	3	imdep = size(dlon_ini)
357
358	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
359			call nf95_gw_var(ncid, varid, dlat_ini)
360	guez	3	jmdep = size(dlat_ini)
361
362	guez	22	call nf95_inq_varid(ncid, "temps", varid)
363			call nf95_gw_var(ncid, varid, timeyear)
364	guez	3	lmdep = size(timeyear)
365
366	guez	98	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
367			ALLOCATE(dlon(imdep), dlat(jmdep))
368	guez	3	call NF95_INQ_VARID(ncid, 'ALBEDO', varid)
369
370			DO l = 1, lmdep
371	guez	97	PRINT *, "timeyear(", l, ") =", timeyear(l)
372	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
373	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
374			CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, &
375	guez	68	champtime(:, :, l))
376	guez	3	ENDDO
377
378			call NF95_CLOSE(ncid)
379
380			allocate(yder(lmdep))
381
382			! interpolation temporelle
383			DO j = 1, jjm + 1
384			DO i = 1, iim
385	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
386	guez	3	DO k = 1, 360
387			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
388			real(k-1))
389			ENDDO
390			ENDDO
391			ENDDO
392
393			champan(iim + 1, :, :) = champan(1, :, :)
394
395			DO k = 1, 360
396	guez	264	call NF95_PUT_VAR(ncid_limit, id_ALB, pack(champan(:, :, k), dyn_phy), &
397			start=[1, k])
398			end DO
399	guez	3
400	guez	264	phy_bil = 0.
401			call NF95_PUT_VAR(ncid_limit, id_BILS, phy_bil)
402	guez	3
403	guez	264	call NF95_CLOSE(ncid_limit)
404	guez	3
405			END SUBROUTINE limit
406
407			end module limit_mod