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, nbsrf, 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 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 donn\'ees, comme pour les SST lorsque le fichier
    ! ne contient pas uniquement des points oc\'eaniques)

    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 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 nid, ndim, ntim
    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)
    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, :, :)
    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
    ! 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_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 o\`u 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 *, 'Bad surface fraction: 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 *, 'Bad surface fraction:'
             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)
    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)

    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, :, :)
    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.nc...'

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

    call NF95_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)

    call NF95_DEF_VAR(nid, "TEMPS", NF90_FLOAT, ntim, id_tim)
    call NF95_PUT_ATT(nid, id_tim, "title", "Jour dans l annee")

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

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

    call NF95_DEF_VAR(nid, "FTER", NF90_FLOAT, dimids=(/ndim, ntim/), &
         varid=id_FTER)
    call NF95_PUT_ATT(nid, id_FTER, "title", "Fraction terre")

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

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

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

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

    call NF95_DEF_VAR(nid, "RUG", NF90_FLOAT, dimids=(/ndim, ntim/), &
         varid=id_RUG)
    call NF95_PUT_ATT(nid, id_RUG, "title", "Rugosite")

    call NF95_ENDDEF(nid)

    DO k = 1, 360
       call NF95_PUT_VAR(nid, id_tim, REAL(k), (/k/))
       call NF95_PUT_VAR(nid, id_FOCE, pctsrf_t(:, is_oce, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_FSIC, pctsrf_t(:, is_sic, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_FTER, pctsrf_t(:, is_ter, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_FLIC, pctsrf_t(:, is_lic, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_SST, phy_sst(:, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_BILS, phy_bil(:, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_ALB, phy_alb(:, k), start=(/1, k/))
       call NF95_PUT_VAR(nid, id_RUG, phy_rug(:, k), start=(/1, k/))
    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 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			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	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	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	guez	139	! (extrapolation de donn\'ees, comme pour les SST lorsque le fichier
37			! ne contient pas uniquement des points oc\'eaniques)
38	guez	3
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	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			INTEGER nid, ndim, ntim
63			INTEGER id_tim
64			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			INTEGER ncid, varid, dimid
69
70			REAL, parameter:: tmidmonth(12) = (/(15. + 30. * i, i = 0, 11)/)
71
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	68	PRINT *, 'Processing rugosity...'
83	guez	3
84			call NF95_OPEN('Rugos.nc', NF90_NOWRITE, ncid)
85
86	guez	15	! Read coordinate variables:
87
88	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
89			call nf95_gw_var(ncid, varid, dlon_ini)
90	guez	3	imdep = size(dlon_ini)
91
92	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
93			call nf95_gw_var(ncid, varid, dlat_ini)
94	guez	3	jmdep = size(dlat_ini)
95
96	guez	22	call nf95_inq_varid(ncid, "temps", varid)
97			call nf95_gw_var(ncid, varid, timeyear)
98	guez	3	lmdep = size(timeyear)
99
100			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
101			allocate(dlon(imdep), dlat(jmdep))
102			call NF95_INQ_VARID(ncid, 'RUGOS', varid)
103
104	guez	15	! Read the primary variable day by day and regrid horizontally,
105			! result in "champtime":
106	guez	3	DO l = 1, lmdep
107	guez	97	call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
108	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
109			CALL inter_barxy(dlon, dlat(:jmdep -1), LOG(champ), rlonu(:iim), &
110			rlatv, champtime(:, :, l))
111			champtime(:, :, l) = EXP(champtime(:, :, l))
112	guez	15	where (nint(mask(:iim, :)) /= 1) champtime(:, :, l) = 0.001
113	guez	3	end do
114
115			call NF95_CLOSE(ncid)
116
117	guez	225	DEALLOCATE(dlon, dlat, champ)
118	guez	3	allocate(yder(lmdep))
119
120	guez	15	! Interpolate monthly values to daily values, at each horizontal position:
121	guez	3	DO j = 1, jjm + 1
122			DO i = 1, iim
123	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
124	guez	3	DO k = 1, 360
125			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
126			real(k-1))
127			ENDDO
128			ENDDO
129			ENDDO
130
131	guez	225	deallocate(champtime, yder)
132	guez	3	champan(iim + 1, :, :) = champan(1, :, :)
133			forall (k = 1:360) phy_rug(:, k) = pack(champan(:, :, k), dyn_phy)
134
135			! Process sea ice:
136
137			PRINT *, 'Processing sea ice...'
138			call NF95_OPEN('amipbc_sic_1x1.nc', NF90_NOWRITE, ncid)
139
140	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
141			call nf95_gw_var(ncid, varid, dlon_ini)
142	guez	3	imdep = size(dlon_ini)
143
144	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
145			call nf95_gw_var(ncid, varid, dlat_ini)
146	guez	3	jmdep = size(dlat_ini)
147
148			call nf95_inq_dimid(ncid, "time", dimid)
149	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
150	guez	3	print *, 'lmdep = ', lmdep
151	guez	139	! Coordonn\'ee temporelle fichiers AMIP pas en jours. Ici on suppose
152	guez	68	! qu'on a 12 mois (de 30 jours).
153			IF (lmdep /= 12) then
154			print *, 'Unknown AMIP file: not 12 months?'
155			STOP 1
156			end IF
157	guez	3
158			ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
159	guez	98	ALLOCATE(dlon(imdep), dlat(jmdep))
160	guez	3	call NF95_INQ_VARID(ncid, 'sicbcs', varid)
161			DO l = 1, lmdep
162	guez	97	call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
163	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
164	guez	98	CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
165	guez	3	champtime(:, :, l))
166			ENDDO
167
168			call NF95_CLOSE(ncid)
169
170	guez	225	DEALLOCATE(dlon, dlat, champ)
171	guez	3	PRINT *, 'Interpolation temporelle'
172			allocate(yder(lmdep))
173
174			DO j = 1, jjm + 1
175			DO i = 1, iim
176	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
177	guez	3	DO k = 1, 360
178			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
179			real(k-1))
180			ENDDO
181			ENDDO
182			ENDDO
183
184			deallocate(champtime, yder)
185
186			! Convert from percentage to normal fraction and keep sea ice
187			! between 0 and 1:
188			champan(:iim, :, :) = max(0., (min(1., (champan(:iim, :, :) / 100.))))
189			champan(iim + 1, :, :) = champan(1, :, :)
190
191			DO k = 1, 360
192	guez	68	phy_ice = pack(champan(:, :, k), dyn_phy)
193	guez	3
194			! (utilisation de la sous-maille fractionnelle tandis que l'ancien
195			! codage utilisait l'indicateur du sol (0, 1, 2, 3))
196			! PB en attendant de mettre fraction de terre
197	guez	68	WHERE (phy_ice < EPSFRA) phy_ice = 0.
198	guez	3
199			pctsrf_t(:, is_ter, k) = pctsrf(:, is_ter)
200			pctsrf_t(:, is_lic, k) = pctsrf(:, is_lic)
201	guez	68	pctsrf_t(:, is_sic, k) = max(phy_ice - pctsrf_t(:, is_lic, k), 0.)
202	guez	139	! Il y a des cas o\`u il y a de la glace dans landiceref et
203	guez	3	! pas dans AMIP
204	guez	68	WHERE (1. - zmasq < EPSFRA)
205	guez	3	pctsrf_t(:, is_sic, k) = 0.
206			pctsrf_t(:, is_oce, k) = 0.
207			elsewhere
208	guez	68	where (pctsrf_t(:, is_sic, k) >= 1 - zmasq)
209			pctsrf_t(:, is_sic, k) = 1. - zmasq
210	guez	3	pctsrf_t(:, is_oce, k) = 0.
211			ELSEwhere
212	guez	68	pctsrf_t(:, is_oce, k) = 1. - zmasq - pctsrf_t(:, is_sic, k)
213	guez	3	where (pctsrf_t(:, is_oce, k) < EPSFRA)
214			pctsrf_t(:, is_oce, k) = 0.
215	guez	68	pctsrf_t(:, is_sic, k) = 1 - zmasq
216	guez	3	end where
217			end where
218			end where
219
220			DO i = 1, klon
221			if (pctsrf_t(i, is_oce, k) < 0.) then
222	guez	139	print *, 'Bad surface fraction: pctsrf_t(', i, &
223	guez	3	', is_oce, ', k, ') = ', pctsrf_t(i, is_oce, k)
224			ENDIF
225			IF (abs(pctsrf_t(i, is_ter, k) + pctsrf_t(i, is_lic, k) &
226			+ pctsrf_t(i, is_oce, k) + pctsrf_t(i, is_sic, k) - 1.) &
227			> EPSFRA) THEN
228	guez	139	print *, 'Bad surface fraction:'
229	guez	3	print *, "pctsrf_t(", i, ", :, ", k, ") = ", &
230			pctsrf_t(i, :, k)
231			print *, "phy_ice(", i, ") = ", phy_ice(i)
232			ENDIF
233			END DO
234			ENDDO
235
236			PRINT *, 'Traitement de la sst'
237			call NF95_OPEN('amipbc_sst_1x1.nc', NF90_NOWRITE, ncid)
238
239	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
240			call nf95_gw_var(ncid, varid, dlon_ini)
241	guez	3	imdep = size(dlon_ini)
242
243	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
244			call nf95_gw_var(ncid, varid, dlat_ini)
245	guez	3	jmdep = size(dlat_ini)
246
247			call nf95_inq_dimid(ncid, "time", dimid)
248	guez	34	call NF95_INQuire_DIMension(ncid, dimid, nclen=lmdep)
249	guez	3	print *, 'lmdep = ', lmdep
250			!PM28/02/2002 : nouvelle coord temporelle fichiers AMIP pas en jours
251			! Ici on suppose qu'on a 12 mois (de 30 jours).
252			IF (lmdep /= 12) stop 'Unknown AMIP file: not 12 months?'
253
254	guez	68	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
255			IF(extrap) THEN
256	guez	98	ALLOCATE(work(imdep, jmdep))
257	guez	3	ENDIF
258	guez	68	ALLOCATE(dlon(imdep), dlat(jmdep))
259	guez	3	call NF95_INQ_VARID(ncid, 'tosbcs', varid)
260
261			DO l = 1, lmdep
262	guez	97	call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
263	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
264	guez	68	IF (extrap) THEN
265	guez	3	CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, work)
266			ENDIF
267
268	guez	98	CALL inter_barxy(dlon, dlat(:jmdep -1), champ, rlonu(:iim), rlatv, &
269	guez	68	champtime(:, :, l))
270	guez	3	ENDDO
271
272			call NF95_CLOSE(ncid)
273
274	guez	225	DEALLOCATE(dlon, dlat, champ)
275	guez	3	allocate(yder(lmdep))
276
277			! interpolation temporelle
278			DO j = 1, jjm + 1
279			DO i = 1, iim
280	guez	68	yder = SPLINE(tmidmonth, champtime(i, j, :))
281	guez	3	DO k = 1, 360
282			champan(i, j, k) = SPLINT(tmidmonth, champtime(i, j, :), yder, &
283			real(k-1))
284			ENDDO
285			ENDDO
286			ENDDO
287
288			deallocate(champtime, yder)
289			champan(iim + 1, :, :) = champan(1, :, :)
290
291			!IM14/03/2002 : SST amipbc greater then 271.38
292			PRINT *, 'SUB. limit_netcdf.F IM : SST Amipbc >= 271.38 '
293			DO k = 1, 360
294			DO j = 1, jjm + 1
295			DO i = 1, iim
296			champan(i, j, k) = amax1(champan(i, j, k), 271.38)
297			ENDDO
298			champan(iim + 1, j, k) = champan(1, j, k)
299			ENDDO
300			ENDDO
301			forall (k = 1:360) phy_sst(:, k) = pack(champan(:, :, k), dyn_phy)
302
303	guez	97	PRINT *, "Traitement de l'albedo..."
304	guez	3	call NF95_OPEN('Albedo.nc', NF90_NOWRITE, ncid)
305
306	guez	22	call nf95_inq_varid(ncid, "longitude", varid)
307			call nf95_gw_var(ncid, varid, dlon_ini)
308	guez	3	imdep = size(dlon_ini)
309
310	guez	22	call nf95_inq_varid(ncid, "latitude", varid)
311			call nf95_gw_var(ncid, varid, dlat_ini)
312	guez	3	jmdep = size(dlat_ini)
313
314	guez	22	call nf95_inq_varid(ncid, "temps", varid)
315			call nf95_gw_var(ncid, varid, timeyear)
316	guez	3	lmdep = size(timeyear)
317
318	guez	98	ALLOCATE(champ(imdep, jmdep), champtime(iim, jjm + 1, lmdep))
319			ALLOCATE(dlon(imdep), dlat(jmdep))
320	guez	3	call NF95_INQ_VARID(ncid, 'ALBEDO', varid)
321
322			DO l = 1, lmdep
323	guez	97	PRINT *, "timeyear(", l, ") =", timeyear(l)
324			call NF95_GET_VAR(ncid, varid, champ, start=(/1, 1, l/))
325	guez	3	CALL conf_dat2d(dlon_ini, dlat_ini, dlon, dlat, champ)
326			CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), rlatv, &
327	guez	68	champtime(:, :, l))
328	guez	3	ENDDO
329
330			call NF95_CLOSE(ncid)
331
332			allocate(yder(lmdep))
333
334			! interpolation temporelle
335			DO j = 1, jjm + 1
336			DO i = 1, iim
337	guez	68	yder = SPLINE(timeyear, champtime(i, j, :))
338	guez	3	DO k = 1, 360
339			champan(i, j, k) = SPLINT(timeyear, champtime(i, j, :), yder, &
340			real(k-1))
341			ENDDO
342			ENDDO
343			ENDDO
344
345			champan(iim + 1, :, :) = champan(1, :, :)
346			forall (k = 1:360) phy_alb(:, k) = pack(champan(:, :, k), dyn_phy)
347
348			DO k = 1, 360
349			DO i = 1, klon
350			phy_bil(i, k) = 0.0
351			ENDDO
352			ENDDO
353
354	guez	98	PRINT *, 'Ecriture du fichier limit.nc...'
355	guez	3
356			call NF95_CREATE("limit.nc", NF90_CLOBBER, nid)
357
358	guez	98	call NF95_PUT_ATT(nid, NF90_GLOBAL, "title", &
359	guez	3	"Fichier conditions aux limites")
360	guez	98	call NF95_DEF_DIM(nid, "points_physiques", klon, ndim)
361			call NF95_DEF_DIM(nid, "time", NF90_UNLIMITED, ntim)
362	guez	3
363	guez	98	call NF95_DEF_VAR(nid, "TEMPS", NF90_FLOAT, ntim, id_tim)
364			call NF95_PUT_ATT(nid, id_tim, "title", "Jour dans l annee")
365	guez	3
366	guez	98	call NF95_DEF_VAR(nid, "FOCE", NF90_FLOAT, dimids=(/ndim, ntim/), &
367			varid=id_foce)
368			call NF95_PUT_ATT(nid, id_FOCE, "title", "Fraction ocean")
369	guez	3
370	guez	98	call NF95_DEF_VAR(nid, "FSIC", NF90_FLOAT, dimids=(/ndim, ntim/), &
371			varid=id_FSIC)
372			call NF95_PUT_ATT(nid, id_FSIC, "title", "Fraction glace de mer")
373	guez	3
374	guez	98	call NF95_DEF_VAR(nid, "FTER", NF90_FLOAT, dimids=(/ndim, ntim/), &
375			varid=id_FTER)
376			call NF95_PUT_ATT(nid, id_FTER, "title", "Fraction terre")
377	guez	3
378	guez	98	call NF95_DEF_VAR(nid, "FLIC", NF90_FLOAT, dimids=(/ndim, ntim/), &
379			varid=id_FLIC)
380			call NF95_PUT_ATT(nid, id_FLIC, "title", "Fraction land ice")
381	guez	3
382	guez	98	call NF95_DEF_VAR(nid, "SST", NF90_FLOAT, dimids=(/ndim, ntim/), &
383			varid=id_SST)
384			call NF95_PUT_ATT(nid, id_SST, "title", &
385	guez	3	"Temperature superficielle de la mer")
386
387	guez	98	call NF95_DEF_VAR(nid, "BILS", NF90_FLOAT, dimids=(/ndim, ntim/), &
388			varid=id_BILS)
389			call NF95_PUT_ATT(nid, id_BILS, "title", "Reference flux de chaleur au sol")
390
391			call NF95_DEF_VAR(nid, "ALB", NF90_FLOAT, dimids=(/ndim, ntim/), &
392			varid=id_ALB)
393			call NF95_PUT_ATT(nid, id_ALB, "title", "Albedo a la surface")
394
395			call NF95_DEF_VAR(nid, "RUG", NF90_FLOAT, dimids=(/ndim, ntim/), &
396			varid=id_RUG)
397			call NF95_PUT_ATT(nid, id_RUG, "title", "Rugosite")
398
399	guez	3	call NF95_ENDDEF(nid)
400
401			DO k = 1, 360
402	guez	98	call NF95_PUT_VAR(nid, id_tim, REAL(k), (/k/))
403			call NF95_PUT_VAR(nid, id_FOCE, pctsrf_t(:, is_oce, k), start=(/1, k/))
404			call NF95_PUT_VAR(nid, id_FSIC, pctsrf_t(:, is_sic, k), start=(/1, k/))
405			call NF95_PUT_VAR(nid, id_FTER, pctsrf_t(:, is_ter, k), start=(/1, k/))
406			call NF95_PUT_VAR(nid, id_FLIC, pctsrf_t(:, is_lic, k), start=(/1, k/))
407			call NF95_PUT_VAR(nid, id_SST, phy_sst(:, k), start=(/1, k/))
408			call NF95_PUT_VAR(nid, id_BILS, phy_bil(:, k), start=(/1, k/))
409			call NF95_PUT_VAR(nid, id_ALB, phy_alb(:, k), start=(/1, k/))
410			call NF95_PUT_VAR(nid, id_RUG, phy_rug(:, k), start=(/1, k/))
411	guez	3	ENDDO
412
413			call NF95_CLOSE(nid)
414
415			END SUBROUTINE limit
416
417			end module limit_mod