trunk/dyn3d/limit.f

module limit_mod

  IMPLICIT none

contains

  SUBROUTINE limit(pctsrf)

    ! 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 dimensions, only: iim, jjm
    use dimphy, only: klon
    use dynetat0_m, only: rlonu, rlatv
    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 phyetat0_m, only: zmasq
    use start_init_orog_m, only: mask
    use unit_nml_m, only: unit_nml

    REAL, intent(inout):: pctsrf(:, :) ! (klon, nbsrf)
    ! "pctsrf(i, :)" is the composition of the surface at horizontal
    ! position "i".

    ! 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	guez	276	SUBROUTINE limit(pctsrf)
8	guez	3
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	265	use dimensions, only: iim, jjm
17	guez	276	use dimphy, only: klon
18	guez	139	use dynetat0_m, only: rlonu, rlatv
19	guez	57	use grid_change, only: dyn_phy
20	guez	264	use indicesol, only: epsfra, is_ter, is_oce, is_lic, is_sic
21	guez	3	use inter_barxy_m, only: inter_barxy
22	guez	98	use netcdf95, only: NF95_CLOSE, NF95_CREATE, NF95_DEF_DIM, nf95_def_var, &
23	guez	97	nf95_enddef, nf95_get_var, nf95_gw_var, nf95_inq_dimid, &
24	guez	98	nf95_inq_varid, nf95_inquire_dimension, NF95_OPEN, NF95_PUT_ATT, &
25			NF95_PUT_VAR
26			use netcdf, only: NF90_CLOBBER, NF90_FLOAT, NF90_GLOBAL, NF90_NOWRITE, &
27			NF90_UNLIMITED
28	guez	247	use nr_util, only: assert
29	guez	61	use numer_rec_95, only: spline, splint
30	guez	276	use phyetat0_m, only: zmasq
31	guez	57	use start_init_orog_m, only: mask
32			use unit_nml_m, only: unit_nml
33	guez	3
34	guez	276	REAL, intent(inout):: pctsrf(:, :) ! (klon, nbsrf)
35			! "pctsrf(i, :)" is the composition of the surface at horizontal
36			! position "i".
37
38	guez	247	! Local:
39	guez	3
40			LOGICAL:: extrap = .FALSE.
41	guez	139	! (extrapolation de donn\'ees, comme pour les SST lorsque le fichier
42			! ne contient pas uniquement des points oc\'eaniques)
43	guez	3
44			REAL phy_bil(klon, 360)
45			REAL phy_ice(klon)
46
47	guez	139	! Pour le champ de d\'epart:
48	guez	3	INTEGER imdep, jmdep, lmdep
49
50			REAL, ALLOCATABLE:: dlon(:), dlat(:)
51	guez	225	REAL, ALLOCATABLE:: dlon_ini(:), dlat_ini(:), timeyear(:)
52	guez	3	REAL, ALLOCATABLE:: champ(:, :)
53			REAL, ALLOCATABLE:: work(:, :)
54
55	guez	139	! Pour le champ interpol\'e 3D :
56	guez	3	REAL, allocatable:: champtime(:, :, :)
57			REAL champan(iim + 1, jjm + 1, 360)
58
59			! Pour l'inteprolation verticale :
60			REAL, allocatable:: yder(:)
61
62	guez	264	INTEGER ndim, ntim
63			INTEGER varid_time
64	guez	3	INTEGER id_SST, id_BILS, id_RUG, id_ALB
65			INTEGER id_FOCE, id_FSIC, id_FTER, id_FLIC
66
67			INTEGER i, j, k, l
68	guez	264	INTEGER ncid, ncid_limit, varid, dimid
69	guez	3
70	guez	264	REAL, parameter:: tmidmonth(12) = [(15. + 30. * i, i = 0, 11)]
71	guez	3
72			namelist /limit_nml/extrap
73
74			!--------------------
75
76			print *, "Call sequence information: limit"
77
78			print *, "Enter namelist 'limit_nml'."
79	guez	98	read(unit=*, nml=limit_nml)
80	guez	57	write(unit_nml, nml=limit_nml)
81	guez	3
82	guez	264	call NF95_CREATE("limit.nc", NF90_CLOBBER, ncid_limit)
83
84			call NF95_PUT_ATT(ncid_limit, NF90_GLOBAL, "title", &
85			"Fichier conditions aux limites")
86			call NF95_DEF_DIM(ncid_limit, "points_physiques", klon, ndim)
87			call NF95_DEF_DIM(ncid_limit, "time", NF90_UNLIMITED, ntim)
88
89			call NF95_DEF_VAR(ncid_limit, "TEMPS", NF90_FLOAT, ntim, varid_time)
90			call NF95_PUT_ATT(ncid_limit, varid_time, "title", "Jour dans l annee")
91
92			call NF95_DEF_VAR(ncid_limit, "FOCE", NF90_FLOAT, dimids=[ndim, ntim], &
93			varid=id_foce)
94			call NF95_PUT_ATT(ncid_limit, id_FOCE, "title", "Fraction ocean")
95
96			call NF95_DEF_VAR(ncid_limit, "FSIC", NF90_FLOAT, dimids=[ndim, ntim], &
97			varid=id_FSIC)
98			call NF95_PUT_ATT(ncid_limit, id_FSIC, "title", "Fraction glace de mer")
99
100			call NF95_DEF_VAR(ncid_limit, "FTER", NF90_FLOAT, dimids=[ndim, ntim], &
101			varid=id_FTER)
102			call NF95_PUT_ATT(ncid_limit, id_FTER, "title", "Fraction terre")
103
104			call NF95_DEF_VAR(ncid_limit, "FLIC", NF90_FLOAT, dimids=[ndim, ntim], &
105			varid=id_FLIC)
106			call NF95_PUT_ATT(ncid_limit, id_FLIC, "title", "Fraction land ice")
107
108			call NF95_DEF_VAR(ncid_limit, "SST", NF90_FLOAT, dimids=[ndim, ntim], &
109			varid=id_SST)
110			call NF95_PUT_ATT(ncid_limit, id_SST, "title", &
111			"Temperature superficielle de la mer")
112
113			call NF95_DEF_VAR(ncid_limit, "BILS", NF90_FLOAT, dimids=[ndim, ntim], &
114			varid=id_BILS)
115			call NF95_PUT_ATT(ncid_limit, id_BILS, "title", &
116			"Reference flux de chaleur au sol")
117
118			call NF95_DEF_VAR(ncid_limit, "ALB", NF90_FLOAT, dimids=[ndim, ntim], &
119			varid=id_ALB)
120			call NF95_PUT_ATT(ncid_limit, id_ALB, "title", "Albedo a la surface")
121
122			call NF95_DEF_VAR(ncid_limit, "RUG", NF90_FLOAT, dimids=[ndim, ntim], &
123			varid=id_RUG)
124			call NF95_PUT_ATT(ncid_limit, id_RUG, "title", "Rugosite")
125
126			call NF95_ENDDEF(ncid_limit)
127
128			call NF95_PUT_VAR(ncid_limit, varid_time, [(k, k = 1, 360)])
129
130	guez	68	PRINT *, 'Processing rugosity...'
131	guez	3
132			call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid)
133
134	guez	15	! Read coordinate variables:
135
136	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
137			call nf95_gw_var(ncid, varid, dlon_ini)
138	guez	3	imdep = size(dlon_ini)
139
140	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
141			call nf95_gw_var(ncid, varid, dlat_ini)
142	guez	3	jmdep = size(dlat_ini)
143
144	guez	22	call nf95_inq_varid(ncid, "temps", varid)
145			call nf95_gw_var(ncid, varid, timeyear)
146	guez	3	lmdep = size(timeyear)
147
148			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
149			allocate(dlon(imdep), dlat(jmdep))
150			call NF95_INQ_VARID(ncid, 'RUGOS', varid)
151
152	guez	15	! Read the primary variable day by day and regrid horizontally,
153			! result in "champtime":
154	guez	3	DO l = 1, lmdep
155	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
156	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
157			CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), &
158			rlatv, champtime(:, :, l))
159			champtime(:, :, l) = EXP(champtime(:, :, l))
160	guez	15	where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001
161	guez	3	end do
162
163			call NF95_CLOSE(ncid)
164
165	guez	225	DEALLOCATE(dlon, dlat, champ)
166	guez	3	allocate(yder(lmdep))
167
168	guez	15	! Interpolate monthly values to daily values, at each horizontal position:
169	guez	3	DO j = 1, jjm + 1
170			DO i = 1, iim
171	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
172	guez	3	DO k = 1, 360
173			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
174			real(k-1))
175			ENDDO
176			ENDDO
177			ENDDO
178
179	guez	225	deallocate(champtime, yder)
180	guez	3	champan(iim + 1, :, :) = champan(1, :, :)
181
182	guez	264	DO k = 1, 360
183			call NF95_PUT_VAR(ncid_limit, id_RUG, pack(champan(:, :, k), dyn_phy), &
184			start=[1, k])
185			ENDDO
186	guez	3
187			PRINT *, 'Processing sea ice...'
188			call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid)
189
190	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
191			call nf95_gw_var(ncid, varid, dlon_ini)
192	guez	3	imdep = size(dlon_ini)
193
194	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
195			call nf95_gw_var(ncid, varid, dlat_ini)
196	guez	3	jmdep = size(dlat_ini)
197
198			call nf95_inq_dimid(ncid, "time", dimid)
199	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
200	guez	3	print *, 'lmdep = ', lmdep
201	guez	139	! Coordonn\'ee temporelle fichiers AMIP pas en jours. Ici on suppose
202	guez	68	! qu'on a 12 mois (de 30 jours).
203			IF (lmdep /= 12) then
204			print *, 'Unknown AMIP file: not 12 months?'
205			STOP 1
206			end IF
207	guez	3
208			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
209	guez	98	ALLOCATE(dlon(imdep), dlat(jmdep))
210	guez	3	call NF95_INQ_VARID(ncid, 'sicbcs', varid)
211			DO l = 1, lmdep
212	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
213	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
214	guez	98	CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
215	guez	3	champtime(:, :, l))
216			ENDDO
217
218			call NF95_CLOSE(ncid)
219
220	guez	225	DEALLOCATE(dlon, dlat, champ)
221	guez	3	PRINT *, 'Interpolation temporelle'
222			allocate(yder(lmdep))
223
224			DO j = 1, jjm + 1
225			DO i = 1, iim
226	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
227	guez	3	DO k = 1, 360
228			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
229			real(k-1))
230			ENDDO
231			ENDDO
232			ENDDO
233
234			deallocate(champtime, yder)
235
236			! Convert from percentage to normal fraction and keep sea ice
237			! between 0 and 1:
238			champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.))))
239			champan(iim + 1, :, :) = champan(1, :, :)
240
241			DO k = 1, 360
242	guez	68	phy_ice = pack(champan(:, :, k), dyn_phy)
243	guez	3
244			! (utilisation de la sous-maille fractionnelle tandis que l'ancien
245			! codage utilisait l'indicateur du sol (0, 1, 2, 3))
246			! PB en attendant de mettre fraction de terre
247	guez	68	WHERE (phy_ice < EPSFRA) phy_ice = 0.
248	guez	3
249	guez	264	pctsrf(:, is_sic) = max(phy_ice - pctsrf(:, is_lic), 0.)
250	guez	139	! Il y a des cas o\`u il y a de la glace dans landiceref et
251	guez	3	! pas dans AMIP
252	guez	68	WHERE (1. - zmasq < EPSFRA)
253	guez	264	pctsrf(:, is_sic) = 0.
254			pctsrf(:, is_oce) = 0.
255	guez	3	elsewhere
256	guez	264	where (pctsrf(:, is_sic) >= 1 - zmasq)
257			pctsrf(:, is_sic) = 1. - zmasq
258			pctsrf(:, is_oce) = 0.
259	guez	3	ELSEwhere
260	guez	264	pctsrf(:, is_oce) = 1. - zmasq - pctsrf(:, is_sic)
261			where (pctsrf(:, is_oce) < EPSFRA)
262			pctsrf(:, is_oce) = 0.
263			pctsrf(:, is_sic) = 1 - zmasq
264	guez	3	end where
265			end where
266			end where
267
268			DO i = 1, klon
269	guez	264	if (pctsrf(i, is_oce) < 0.) then
270			print *, "k = ", k
271			print *, 'Bad surface fraction: pctsrf(', i, ', is_oce) = ', &
272			pctsrf(i, is_oce)
273	guez	3	ENDIF
274	guez	264	IF (abs(sum(pctsrf(i, :)) - 1.) > EPSFRA) THEN
275			print *, "k = ", k
276	guez	139	print *, 'Bad surface fraction:'
277	guez	264	print *, "pctsrf(", i, ", :) = ", pctsrf(i, :)
278	guez	3	print *, "phy_ice(", i, ") = ", phy_ice(i)
279			ENDIF
280			END DO
281
282	guez	264	call NF95_PUT_VAR(ncid_limit, id_FOCE, pctsrf(:, is_oce), start=[1, k])
283			call NF95_PUT_VAR(ncid_limit, id_FSIC, pctsrf(:, is_sic), start=[1, k])
284			call NF95_PUT_VAR(ncid_limit, id_FTER, pctsrf(:, is_ter), start=[1, k])
285			call NF95_PUT_VAR(ncid_limit, id_FLIC, pctsrf(:, is_lic), start=[1, k])
286			end DO
287
288	guez	3	PRINT *, 'Traitement de la sst'
289			call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid)
290
291	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
292			call nf95_gw_var(ncid, varid, dlon_ini)
293	guez	3	imdep = size(dlon_ini)
294
295	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
296			call nf95_gw_var(ncid, varid, dlat_ini)
297	guez	3	jmdep = size(dlat_ini)
298
299			call nf95_inq_dimid(ncid, "time", dimid)
300	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
301	guez	3	print *, 'lmdep = ', lmdep
302	guez	247	! Ici on suppose qu'on a 12 mois (de 30 jours).
303			call assert(lmdep == 12, 'limit: AMIP file does not contain 12 months')
304	guez	3
305	guez	68	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
306	guez	247	IF (extrap) ALLOCATE(work(imdep, jmdep))
307	guez	68	ALLOCATE(dlon(imdep), dlat(jmdep))
308	guez	3	call NF95_INQ_VARID(ncid, 'tosbcs', varid)
309
310			DO l = 1, lmdep
311	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
312	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
313	guez	247	IF (extrap) &
314			CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
315	guez	98	CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
316	guez	68	champtime(:, :, l))
317	guez	3	ENDDO
318
319			call NF95_CLOSE(ncid)
320	guez	225	DEALLOCATE(dlon, dlat, champ)
321	guez	3	allocate(yder(lmdep))
322
323			! interpolation temporelle
324			DO j = 1, jjm + 1
325			DO i = 1, iim
326	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
327	guez	3	DO k = 1, 360
328			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
329			real(k-1))
330			ENDDO
331			ENDDO
332			ENDDO
333
334			deallocate(champtime, yder)
335			champan(iim + 1, :, :) = champan(1, :, :)
336
337			!IM14/03/2002 : SST amipbc greater then 271.38
338	guez	247	PRINT *, 'limit: SST Amipbc >= 271.38 '
339
340	guez	3	DO k = 1, 360
341			DO j = 1, jjm + 1
342			DO i = 1, iim
343	guez	247	champan(i, j, k) = max(champan(i, j, k), 271.38)
344	guez	3	ENDDO
345	guez	247
346	guez	3	champan(iim + 1, j, k) = champan(1, j, k)
347			ENDDO
348			ENDDO
349	guez	247
350	guez	264	DO k = 1, 360
351			call NF95_PUT_VAR(ncid_limit, id_SST, pack(champan(:, :, k), dyn_phy), &
352			start=[1, k])
353			end DO
354	guez	3
355	guez	97	PRINT *, "Traitement de l'albedo..."
356	guez	3	call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid)
357
358	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
359			call nf95_gw_var(ncid, varid, dlon_ini)
360	guez	3	imdep = size(dlon_ini)
361
362	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
363			call nf95_gw_var(ncid, varid, dlat_ini)
364	guez	3	jmdep = size(dlat_ini)
365
366	guez	22	call nf95_inq_varid(ncid, "temps", varid)
367			call nf95_gw_var(ncid, varid, timeyear)
368	guez	3	lmdep = size(timeyear)
369
370	guez	98	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
371			ALLOCATE(dlon(imdep), dlat(jmdep))
372	guez	3	call NF95_INQ_VARID(ncid, 'ALBEDO', varid)
373
374			DO l = 1, lmdep
375	guez	97	PRINT *, "timeyear(", l, ") =", timeyear(l)
376	guez	264	call NF95_GET_VAR(ncid, varid, champ, start=[1, 1, l])
377	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
378			CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, &
379	guez	68	champtime(:, :, l))
380	guez	3	ENDDO
381
382			call NF95_CLOSE(ncid)
383
384			allocate(yder(lmdep))
385
386			! interpolation temporelle
387			DO j = 1, jjm + 1
388			DO i = 1, iim
389	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
390	guez	3	DO k = 1, 360
391			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
392			real(k-1))
393			ENDDO
394			ENDDO
395			ENDDO
396
397			champan(iim + 1, :, :) = champan(1, :, :)
398
399			DO k = 1, 360
400	guez	264	call NF95_PUT_VAR(ncid_limit, id_ALB, pack(champan(:, :, k), dyn_phy), &
401			start=[1, k])
402			end DO
403	guez	3
404	guez	264	phy_bil = 0.
405			call NF95_PUT_VAR(ncid_limit, id_BILS, phy_bil)
406	guez	3
407	guez	264	call NF95_CLOSE(ncid_limit)
408	guez	3
409			END SUBROUTINE limit
410
411			end module limit_mod