| 1 | ! |
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| 2 | ! $Id$ |
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| 3 | ! |
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| 4 | |
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| 5 | subroutine readchlorophyll(debut) |
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| 6 | |
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| 7 | use netcdf95, only: nf95_close, nf95_gw_var, nf95_inq_dimid, & |
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| 8 | nf95_inq_varid, nf95_open |
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| 9 | use netcdf, only: nf90_get_var, nf90_noerr, nf90_nowrite |
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| 10 | |
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| 11 | USE phys_cal_mod, ONLY : mth_cur |
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| 12 | USE mod_grid_phy_lmdz, ONLY: nbp_lon, nbp_lat, klon_glo, & |
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| 13 | grid2dto1d_glo |
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| 14 | USE mod_phys_lmdz_mpi_data, ONLY : is_mpi_root |
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| 15 | USE mod_phys_lmdz_para, ONLY: scatter |
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| 16 | USE phys_state_var_mod, ONLY: chl_con |
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| 17 | |
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| 18 | implicit none |
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| 19 | |
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| 20 | include "YOMCST.h" |
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| 21 | |
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| 22 | ! Variable input |
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| 23 | logical debut |
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| 24 | |
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| 25 | ! Variables locales |
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| 26 | integer n_lat ! number of latitudes in the input data |
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| 27 | integer n_lon ! number of longitudes in the input data |
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| 28 | integer n_lev ! number of levels in the input data |
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| 29 | integer n_month ! number of months in the input data |
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| 30 | real, pointer:: latitude(:) |
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| 31 | real, pointer:: longitude(:) |
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| 32 | real, pointer:: time(:) |
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| 33 | integer i, k |
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| 34 | integer, save :: mth_pre |
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| 35 | !$OMP THREADPRIVATE(mth_pre) |
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| 36 | |
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| 37 | ! Champs reconstitues |
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| 38 | real, allocatable:: chlorocon(:, :, :) |
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| 39 | real, allocatable:: chlorocon_mois(:, :) |
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| 40 | real, allocatable:: chlorocon_mois_glo(:) |
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| 41 | |
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| 42 | ! For NetCDF: |
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| 43 | integer ncid_in ! IDs for input files |
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| 44 | integer varid, ncerr |
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| 45 | |
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| 46 | |
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| 47 | !-------------------------------------------------------- |
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| 48 | |
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| 49 | |
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| 50 | !--only read file if beginning of run or start of new month |
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| 51 | IF (debut.OR.mth_cur.NE.mth_pre) THEN |
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| 52 | |
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| 53 | IF (is_mpi_root) THEN |
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| 54 | |
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| 55 | |
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| 56 | CALL nf95_open("chlorophyll.nc", nf90_nowrite, ncid_in) |
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| 57 | |
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| 58 | CALL nf95_inq_varid(ncid_in, "lon", varid) |
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| 59 | CALL nf95_gw_var(ncid_in, varid, longitude) |
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| 60 | n_lon = size(longitude) |
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| 61 | ! print *, 'LON chlorophyll=', n_lon, longitude |
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| 62 | IF (n_lon.NE.nbp_lon) THEN |
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| 63 | print *,'Le nombre de lon n est pas egal a nbp_lon' |
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| 64 | STOP |
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| 65 | ENDIF |
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| 66 | |
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| 67 | |
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| 68 | CALL nf95_inq_varid(ncid_in, "lat", varid) |
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| 69 | CALL nf95_gw_var(ncid_in, varid, latitude) |
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| 70 | n_lat = size(latitude) |
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| 71 | ! print *, 'LAT chlorophyll=', n_lat, latitude |
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| 72 | IF (n_lat.NE.nbp_lat) THEN |
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| 73 | print *,'Le nombre de lat n est pas egal a jnbp_lat' |
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| 74 | STOP |
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| 75 | ENDIF |
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| 76 | |
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| 77 | CALL nf95_inq_varid(ncid_in, "time", varid) |
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| 78 | CALL nf95_gw_var(ncid_in, varid, time) |
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| 79 | n_month = size(time) |
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| 80 | ! print *, 'TIME aerosol strato=', n_month, time |
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| 81 | IF (n_month.NE.12) THEN |
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| 82 | print *,'Le nombre de month n est pas egal a 12' |
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| 83 | STOP |
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| 84 | ENDIF |
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| 85 | |
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| 86 | IF (.not.ALLOCATED(chlorocon)) ALLOCATE(chlorocon(n_lon, n_lat, n_month)) |
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| 87 | IF (.not.ALLOCATED(chlorocon_mois)) ALLOCATE(chlorocon_mois(n_lon, n_lat)) |
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| 88 | IF (.not.ALLOCATED(chlorocon_mois_glo)) ALLOCATE(chlorocon_mois_glo(klon_glo)) |
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| 89 | |
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| 90 | !--reading stratospheric AOD at 550 nm |
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| 91 | CALL nf95_inq_varid(ncid_in, "CHL", varid) |
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| 92 | ncerr = nf90_get_var(ncid_in, varid, chlorocon) |
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| 93 | print *,'code erreur readchlorophyll=', ncerr, varid |
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| 94 | |
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| 95 | CALL nf95_close(ncid_in) |
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| 96 | |
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| 97 | !---select the correct month |
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| 98 | IF (mth_cur.LT.1.OR.mth_cur.GT.12) THEN |
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| 99 | print *,'probleme avec le mois dans readchlorophyll =', mth_cur |
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| 100 | ENDIF |
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| 101 | chlorocon_mois(:,:) = chlorocon(:,:,mth_cur) |
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| 102 | |
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| 103 | !---reduce to a klon_glo grid |
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| 104 | CALL grid2dTo1d_glo(chlorocon_mois,chlorocon_mois_glo) |
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| 105 | |
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| 106 | |
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| 107 | print*,"chrolophyll current month",mth_cur |
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| 108 | do i=1,klon_glo |
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| 109 | ! if(isnan(chlorocon_mois_glo(i)))then ! isnan() is not in the Fortran standard... |
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| 110 | ! Another way to check for NaN: |
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| 111 | if(chlorocon_mois_glo(i).ne.chlorocon_mois_glo(i)) then |
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| 112 | chlorocon_mois_glo(i)=0. |
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| 113 | endif |
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| 114 | !print*,"high chl con",i,chlorocon_mois_glo(i) |
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| 115 | enddo |
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| 116 | |
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| 117 | ! DEALLOCATE(chlorocon) |
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| 118 | ! DEALLOCATE(chlorocon_mois) |
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| 119 | ! DEALLOCATE(chlorocon_mois_glo) |
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| 120 | |
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| 121 | ENDIF !--is_mpi_root |
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| 122 | |
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| 123 | !--scatter on all proc |
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| 124 | CALL scatter(chlorocon_mois_glo,chl_con) |
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| 125 | |
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| 126 | !--keep memory of previous month |
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| 127 | mth_pre=mth_cur |
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| 128 | |
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| 129 | ENDIF !--debut ou nouveau mois |
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| 130 | |
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| 131 | end subroutine readchlorophyll |
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