| [1687] | 1 | ! |
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| 2 | ! $Id: limit_netcdf.F90 1508 2011-04-15 13:05:34Z jghattas $ |
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| 3 | !------------------------------------------------------------------------------- |
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| 4 | ! |
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| 5 | SUBROUTINE limit_netcdf(interbar, extrap, oldice, masque) |
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| 6 | ! |
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| 7 | !------------------------------------------------------------------------------- |
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| 8 | ! Author : L. Fairhead, 27/01/94 |
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| 9 | !------------------------------------------------------------------------------- |
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| 10 | ! Purpose: Boundary conditions files building for new model using climatologies. |
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| 11 | ! Both grids have to be regular. |
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| 12 | !------------------------------------------------------------------------------- |
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| 13 | ! Note: This routine is designed to work for Earth |
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| 14 | !------------------------------------------------------------------------------- |
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| 15 | ! Modification history: |
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| 16 | ! * 23/03/1994: Z. X. Li |
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| 17 | ! * 09/1999: L. Fairhead (netcdf reading in LMDZ.3.3) |
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| 18 | ! * 07/2001: P. Le Van |
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| 19 | ! * 11/2009: L. Guez (ozone day & night climatos, see etat0_netcdf.F90) |
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| 20 | ! * 12/2009: D. Cugnet (f77->f90, calendars, files from coupled runs) |
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| 21 | !------------------------------------------------------------------------------- |
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| 22 | USE control_mod |
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| [1795] | 23 | USE indice_sol_mod |
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| [1687] | 24 | #ifdef CPP_EARTH |
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| 25 | USE dimphy |
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| 26 | USE ioipsl, ONLY : ioget_year_len |
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| 27 | USE phys_state_var_mod, ONLY : pctsrf |
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| 28 | USE netcdf, ONLY : NF90_OPEN, NF90_CREATE, NF90_CLOSE, & |
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| 29 | NF90_DEF_DIM, NF90_DEF_VAR, NF90_PUT_VAR, NF90_PUT_ATT, & |
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| 30 | NF90_NOERR, NF90_NOWRITE, NF90_DOUBLE, NF90_GLOBAL, & |
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| 31 | NF90_CLOBBER, NF90_ENDDEF, NF90_UNLIMITED, NF90_FLOAT |
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| 32 | USE inter_barxy_m, only: inter_barxy |
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| 33 | #endif |
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| 34 | IMPLICIT NONE |
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| 35 | !------------------------------------------------------------------------------- |
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| 36 | ! Arguments: |
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| 37 | #include "dimensions.h" |
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| 38 | #include "paramet.h" |
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| 39 | #include "iniprint.h" |
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| 40 | LOGICAL, INTENT(IN) :: interbar ! barycentric interpolation |
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| 41 | LOGICAL, INTENT(IN) :: extrap ! SST extrapolation flag |
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| 42 | LOGICAL, INTENT(IN) :: oldice ! old way ice computation |
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| 43 | REAL, DIMENSION(iip1,jjp1), INTENT(IN) :: masque ! land mask |
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| 44 | #ifndef CPP_EARTH |
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| 45 | CALL abort_gcm('limit_netcdf','Earth-specific routine, needs Earth physics',1) |
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| 46 | #else |
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| 47 | !------------------------------------------------------------------------------- |
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| 48 | ! Local variables: |
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| 49 | #include "logic.h" |
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| 50 | #include "comvert.h" |
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| 51 | #include "comgeom2.h" |
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| 52 | #include "comconst.h" |
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| 53 | |
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| 54 | !--- INPUT NETCDF FILES NAMES -------------------------------------------------- |
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| 55 | CHARACTER(LEN=25) :: icefile, sstfile, dumstr |
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| 56 | CHARACTER(LEN=25), PARAMETER :: famipsst='amipbc_sst_1x1.nc ', & |
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| 57 | famipsic='amipbc_sic_1x1.nc ', & |
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| 58 | fcpldsst='cpl_atm_sst.nc ', & |
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| 59 | fcpldsic='cpl_atm_sic.nc ', & |
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| 60 | fhistsst='histmth_sst.nc ', & |
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| 61 | fhistsic='histmth_sic.nc ', & |
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| 62 | frugo ='Rugos.nc ', & |
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| 63 | falbe ='Albedo.nc ' |
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| 64 | CHARACTER(LEN=10) :: varname |
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| 65 | !--- OUTPUT VARIABLES FOR NETCDF FILE ------------------------------------------ |
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| 66 | REAL, DIMENSION(klon) :: fi_ice, verif |
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| 67 | REAL, DIMENSION(:,:), POINTER :: phy_rug=>NULL(), phy_ice=>NULL() |
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| 68 | REAL, DIMENSION(:,:), POINTER :: phy_sst=>NULL(), phy_alb=>NULL() |
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| 69 | REAL, DIMENSION(:,:), ALLOCATABLE :: phy_bil |
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| 70 | REAL, DIMENSION(:,:,:), ALLOCATABLE :: pctsrf_t |
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| 71 | INTEGER :: nbad |
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| 72 | |
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| 73 | !--- VARIABLES FOR OUTPUT FILE WRITING ----------------------------------------- |
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| 74 | INTEGER :: ierr, nid, ndim, ntim, k |
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| 75 | INTEGER, DIMENSION(2) :: dims |
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| 76 | INTEGER :: id_tim, id_SST, id_BILS, id_RUG, id_ALB |
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| 77 | INTEGER :: id_FOCE, id_FSIC, id_FTER, id_FLIC |
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| 78 | INTEGER :: NF90_FORMAT |
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| 79 | INTEGER :: ndays !--- Depending on the output calendar |
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| 80 | |
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| 81 | !--- INITIALIZATIONS ----------------------------------------------------------- |
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| 82 | #ifdef NC_DOUBLE |
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| 83 | NF90_FORMAT=NF90_DOUBLE |
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| 84 | #else |
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| 85 | NF90_FORMAT=NF90_FLOAT |
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| 86 | #endif |
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| 87 | |
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| 88 | pi = 4.*ATAN(1.) |
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| 89 | rad = 6371229. |
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| 90 | daysec= 86400. |
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| 91 | omeg = 2.*pi/daysec |
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| 92 | g = 9.8 |
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| 93 | kappa = 0.2857143 |
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| 94 | cpp = 1004.70885 |
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| 95 | dtvr = daysec/REAL(day_step) |
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| 96 | CALL inigeom |
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| 97 | |
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| 98 | !--- Beware: anneeref (from gcm.def) is used to determine output time sampling |
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| 99 | ndays=ioget_year_len(anneeref) |
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| 100 | |
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| 101 | !--- RUGOSITY TREATMENT -------------------------------------------------------- |
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| 102 | IF (prt_level>1) WRITE(lunout,*) 'Traitement de la rugosite' |
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| 103 | varname='RUGOS' |
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| 104 | CALL get_2Dfield(frugo,varname,'RUG',interbar,ndays,phy_rug,mask=masque(1:iim,:)) |
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| 105 | |
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| 106 | !--- OCEAN TREATMENT ----------------------------------------------------------- |
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| 107 | IF (prt_level>1) WRITE(lunout,*) 'Traitement de la glace oceanique' |
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| 108 | |
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| 109 | ! Input SIC file selection |
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| 110 | ! Open file only to test if available |
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| 111 | IF ( NF90_OPEN(TRIM(famipsic),NF90_NOWRITE,nid)==NF90_NOERR ) THEN |
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| 112 | icefile=TRIM(famipsic) |
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| 113 | varname='sicbcs' |
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| 114 | ELSE IF( NF90_OPEN(TRIM(fcpldsic),NF90_NOWRITE,nid)==NF90_NOERR ) THEN |
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| 115 | icefile=TRIM(fcpldsic) |
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| 116 | varname='SIICECOV' |
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| 117 | ELSE IF ( NF90_OPEN(TRIM(fhistsic),NF90_NOWRITE,nid)==NF90_NOERR ) THEN |
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| 118 | icefile=TRIM(fhistsic) |
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| 119 | varname='pourc_sic' |
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| 120 | ELSE |
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| 121 | WRITE(lunout,*) 'ERROR! No sea-ice input file was found.' |
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| 122 | WRITE(lunout,*) 'One of following files must be availible : ',trim(famipsic),', ',trim(fcpldsic),', ',trim(fhistsic) |
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| 123 | CALL abort_gcm('limit_netcdf','No sea-ice file was found',1) |
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| 124 | END IF |
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| 125 | ierr=NF90_CLOSE(nid) |
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| 126 | IF (prt_level>=0) WRITE(lunout,*)'Pour la glace de mer a ete choisi le fichier '//TRIM(icefile) |
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| 127 | |
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| 128 | CALL get_2Dfield(icefile,varname, 'SIC',interbar,ndays,phy_ice,flag=oldice) |
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| 129 | |
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| 130 | ALLOCATE(pctsrf_t(klon,nbsrf,ndays)) |
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| 131 | DO k=1,ndays |
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| 132 | fi_ice=phy_ice(:,k) |
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| 133 | WHERE(fi_ice>=1.0 ) fi_ice=1.0 |
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| 134 | WHERE(fi_ice<EPSFRA) fi_ice=0.0 |
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| 135 | pctsrf_t(:,is_ter,k)=pctsrf(:,is_ter) ! land soil |
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| 136 | pctsrf_t(:,is_lic,k)=pctsrf(:,is_lic) ! land ice |
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| 137 | IF (icefile==trim(fcpldsic)) THEN ! SIC=pICE*(1-LIC-TER) |
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| 138 | pctsrf_t(:,is_sic,k)=fi_ice(:)*(1.-pctsrf(:,is_lic)-pctsrf(:,is_ter)) |
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| 139 | ELSE IF (icefile==trim(fhistsic)) THEN ! SIC=pICE |
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| 140 | pctsrf_t(:,is_sic,k)=fi_ice(:) |
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| 141 | ELSE ! icefile==famipsic ! SIC=pICE-LIC |
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| 142 | pctsrf_t(:,is_sic,k)=fi_ice-pctsrf_t(:,is_lic,k) |
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| 143 | END IF |
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| 144 | WHERE(pctsrf_t(:,is_sic,k)<=0) pctsrf_t(:,is_sic,k)=0. |
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| 145 | WHERE(1.0-zmasq<EPSFRA) |
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| 146 | pctsrf_t(:,is_sic,k)=0.0 |
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| 147 | pctsrf_t(:,is_oce,k)=0.0 |
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| 148 | ELSEWHERE |
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| 149 | WHERE(pctsrf_t(:,is_sic,k)>=1.0-zmasq) |
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| 150 | pctsrf_t(:,is_sic,k)=1.0-zmasq |
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| 151 | pctsrf_t(:,is_oce,k)=0.0 |
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| 152 | ELSEWHERE |
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| 153 | pctsrf_t(:,is_oce,k)=1.0-zmasq-pctsrf_t(:,is_sic,k) |
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| 154 | WHERE(pctsrf_t(:,is_oce,k)<EPSFRA) |
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| 155 | pctsrf_t(:,is_oce,k)=0.0 |
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| 156 | pctsrf_t(:,is_sic,k)=1.0-zmasq |
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| 157 | END WHERE |
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| 158 | END WHERE |
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| 159 | END WHERE |
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| 160 | nbad=COUNT(pctsrf_t(:,is_oce,k)<0.0) |
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| 161 | IF(nbad>0) WRITE(lunout,*) 'pb sous maille pour nb point = ',nbad |
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| 162 | nbad=COUNT(abs(sum(pctsrf_t(:,:,k),dim=2)-1.0)>EPSFRA) |
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| 163 | IF(nbad>0) WRITE(lunout,*) 'pb sous surface pour nb points = ',nbad |
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| 164 | END DO |
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| 165 | DEALLOCATE(phy_ice) |
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| 166 | |
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| 167 | !--- SST TREATMENT ------------------------------------------------------------- |
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| 168 | IF (prt_level>1) WRITE(lunout,*) 'Traitement de la sst' |
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| 169 | |
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| 170 | ! Input SST file selection |
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| 171 | ! Open file only to test if available |
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| 172 | IF ( NF90_OPEN(TRIM(famipsst),NF90_NOWRITE,nid)==NF90_NOERR ) THEN |
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| 173 | sstfile=TRIM(famipsst) |
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| 174 | varname='tosbcs' |
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| 175 | ELSE IF ( NF90_OPEN(TRIM(fcpldsst),NF90_NOWRITE,nid)==NF90_NOERR ) THEN |
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| 176 | sstfile=TRIM(fcpldsst) |
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| 177 | varname='SISUTESW' |
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| 178 | ELSE IF ( NF90_OPEN(TRIM(fhistsst),NF90_NOWRITE,nid)==NF90_NOERR ) THEN |
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| 179 | sstfile=TRIM(fhistsst) |
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| 180 | varname='tsol_oce' |
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| 181 | ELSE |
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| 182 | WRITE(lunout,*) 'ERROR! No sst input file was found.' |
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| 183 | WRITE(lunout,*) 'One of following files must be availible : ',trim(famipsst),trim(fcpldsst),trim(fhistsst) |
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| 184 | CALL abort_gcm('limit_netcdf','No sst file was found',1) |
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| 185 | END IF |
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| 186 | ierr=NF90_CLOSE(nid) |
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| 187 | IF (prt_level>=0) WRITE(lunout,*)'Pour la temperature de mer a ete choisi un fichier '//TRIM(sstfile) |
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| 188 | |
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| 189 | CALL get_2Dfield(sstfile,varname,'SST',interbar,ndays,phy_sst,flag=extrap) |
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| 190 | |
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| 191 | !--- ALBEDO TREATMENT ---------------------------------------------------------- |
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| 192 | IF (prt_level>1) WRITE(lunout,*) 'Traitement de l albedo' |
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| 193 | varname='ALBEDO' |
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| 194 | CALL get_2Dfield(falbe,varname,'ALB',interbar,ndays,phy_alb) |
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| 195 | |
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| 196 | !--- REFERENCE GROUND HEAT FLUX TREATMENT -------------------------------------- |
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| 197 | ALLOCATE(phy_bil(klon,ndays)); phy_bil=0.0 |
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| 198 | |
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| 199 | !--- OUTPUT FILE WRITING ------------------------------------------------------- |
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| 200 | IF (prt_level>5) WRITE(lunout,*) 'Ecriture du fichier limit : debut' |
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| 201 | |
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| 202 | !--- File creation |
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| 203 | ierr=NF90_CREATE("limit.nc",NF90_CLOBBER,nid) |
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| 204 | ierr=NF90_PUT_ATT(nid,NF90_GLOBAL,"title","Fichier conditions aux limites") |
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| 205 | |
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| 206 | !--- Dimensions creation |
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| 207 | ierr=NF90_DEF_DIM(nid,"points_physiques",klon,ndim) |
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| 208 | ierr=NF90_DEF_DIM(nid,"time",NF90_UNLIMITED,ntim) |
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| 209 | |
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| 210 | dims=(/ndim,ntim/) |
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| 211 | |
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| 212 | !--- Variables creation |
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| 213 | ierr=NF90_DEF_VAR(nid,"TEMPS",NF90_FORMAT,(/ntim/),id_tim) |
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| 214 | ierr=NF90_DEF_VAR(nid,"FOCE", NF90_FORMAT,dims,id_FOCE) |
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| 215 | ierr=NF90_DEF_VAR(nid,"FSIC", NF90_FORMAT,dims,id_FSIC) |
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| 216 | ierr=NF90_DEF_VAR(nid,"FTER", NF90_FORMAT,dims,id_FTER) |
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| 217 | ierr=NF90_DEF_VAR(nid,"FLIC", NF90_FORMAT,dims,id_FLIC) |
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| 218 | ierr=NF90_DEF_VAR(nid,"SST", NF90_FORMAT,dims,id_SST) |
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| 219 | ierr=NF90_DEF_VAR(nid,"BILS", NF90_FORMAT,dims,id_BILS) |
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| 220 | ierr=NF90_DEF_VAR(nid,"ALB", NF90_FORMAT,dims,id_ALB) |
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| 221 | ierr=NF90_DEF_VAR(nid,"RUG", NF90_FORMAT,dims,id_RUG) |
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| 222 | |
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| 223 | !--- Attributes creation |
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| 224 | ierr=NF90_PUT_ATT(nid,id_tim, "title","Jour dans l annee") |
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| 225 | ierr=NF90_PUT_ATT(nid,id_FOCE,"title","Fraction ocean") |
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| 226 | ierr=NF90_PUT_ATT(nid,id_FSIC,"title","Fraction glace de mer") |
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| 227 | ierr=NF90_PUT_ATT(nid,id_FTER,"title","Fraction terre") |
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| 228 | ierr=NF90_PUT_ATT(nid,id_FLIC,"title","Fraction land ice") |
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| 229 | ierr=NF90_PUT_ATT(nid,id_SST ,"title","Temperature superficielle de la mer") |
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| 230 | ierr=NF90_PUT_ATT(nid,id_BILS,"title","Reference flux de chaleur au sol") |
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| 231 | ierr=NF90_PUT_ATT(nid,id_ALB, "title","Albedo a la surface") |
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| 232 | ierr=NF90_PUT_ATT(nid,id_RUG, "title","Rugosite") |
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| 233 | |
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| 234 | ierr=NF90_ENDDEF(nid) |
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| 235 | |
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| 236 | !--- Variables saving |
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| 237 | ierr=NF90_PUT_VAR(nid,id_tim,(/(REAL(k),k=1,ndays)/)) |
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| 238 | ierr=NF90_PUT_VAR(nid,id_FOCE,pctsrf_t(:,is_oce,:),(/1,1/),(/klon,ndays/)) |
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| 239 | ierr=NF90_PUT_VAR(nid,id_FSIC,pctsrf_t(:,is_sic,:),(/1,1/),(/klon,ndays/)) |
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| 240 | ierr=NF90_PUT_VAR(nid,id_FTER,pctsrf_t(:,is_ter,:),(/1,1/),(/klon,ndays/)) |
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| 241 | ierr=NF90_PUT_VAR(nid,id_FLIC,pctsrf_t(:,is_lic,:),(/1,1/),(/klon,ndays/)) |
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| 242 | ierr=NF90_PUT_VAR(nid,id_SST ,phy_sst(:,:),(/1,1/),(/klon,ndays/)) |
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| 243 | ierr=NF90_PUT_VAR(nid,id_BILS,phy_bil(:,:),(/1,1/),(/klon,ndays/)) |
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| 244 | ierr=NF90_PUT_VAR(nid,id_ALB ,phy_alb(:,:),(/1,1/),(/klon,ndays/)) |
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| 245 | ierr=NF90_PUT_VAR(nid,id_RUG ,phy_rug(:,:),(/1,1/),(/klon,ndays/)) |
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| 246 | |
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| 247 | ierr=NF90_CLOSE(nid) |
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| 248 | |
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| 249 | IF (prt_level>5) WRITE(lunout,*) 'Ecriture du fichier limit : fin' |
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| 250 | |
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| 251 | DEALLOCATE(pctsrf_t,phy_sst,phy_bil,phy_alb,phy_rug) |
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| 252 | |
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| 253 | |
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| 254 | !=============================================================================== |
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| 255 | ! |
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| 256 | CONTAINS |
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| 257 | ! |
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| 258 | !=============================================================================== |
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| 259 | |
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| 260 | |
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| 261 | !------------------------------------------------------------------------------- |
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| 262 | ! |
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| 263 | SUBROUTINE get_2Dfield(fnam, varname, mode, ibar, ndays, champo, flag, mask) |
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| 264 | ! |
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| 265 | !----------------------------------------------------------------------------- |
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| 266 | ! Comments: |
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| 267 | ! There are two assumptions concerning the NetCDF files, that are satisfied |
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| 268 | ! with files that are conforming NC convention: |
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| 269 | ! 1) The last dimension of the variables used is the time record. |
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| 270 | ! 2) Dimensional variables have the same names as corresponding dimensions. |
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| 271 | !----------------------------------------------------------------------------- |
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| 272 | USE netcdf, ONLY: NF90_OPEN, NF90_INQ_VARID, NF90_INQUIRE_VARIABLE, & |
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| 273 | NF90_CLOSE, NF90_INQ_DIMID, NF90_INQUIRE_DIMENSION, NF90_GET_VAR, & |
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| 274 | NF90_GET_ATT |
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| 275 | USE dimphy, ONLY : klon |
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| 276 | USE phys_state_var_mod, ONLY : pctsrf |
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| 277 | USE control_mod |
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| [1795] | 278 | USE pchsp_95_m, only: pchsp_95 |
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| 279 | USE pchfe_95_m, only: pchfe_95 |
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| 280 | USE arth_m, only: arth |
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| 281 | USE indice_sol_mod |
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| [1687] | 282 | |
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| 283 | IMPLICIT NONE |
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| 284 | #include "dimensions.h" |
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| 285 | #include "paramet.h" |
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| 286 | #include "comgeom2.h" |
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| 287 | #include "iniprint.h" |
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| 288 | !----------------------------------------------------------------------------- |
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| 289 | ! Arguments: |
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| 290 | CHARACTER(LEN=*), INTENT(IN) :: fnam ! NetCDF file name |
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| 291 | CHARACTER(LEN=10), INTENT(IN) :: varname ! NetCDF variable name |
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| 292 | CHARACTER(LEN=3), INTENT(IN) :: mode ! RUG, SIC, SST or ALB |
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| 293 | LOGICAL, INTENT(IN) :: ibar ! interp on pressure levels |
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| 294 | INTEGER, INTENT(IN) :: ndays ! current year number of days |
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| 295 | REAL, POINTER, DIMENSION(:, :) :: champo ! output field = f(t) |
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| 296 | LOGICAL, OPTIONAL, INTENT(IN) :: flag ! extrapol. (SST) old ice (SIC) |
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| 297 | REAL, OPTIONAL, DIMENSION(iim, jjp1), INTENT(IN) :: mask |
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| 298 | !------------------------------------------------------------------------------ |
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| 299 | ! Local variables: |
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| 300 | !--- NetCDF |
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| 301 | INTEGER :: ncid, varid ! NetCDF identifiers |
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| 302 | CHARACTER(LEN=30) :: dnam ! dimension name |
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| 303 | !--- dimensions |
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| 304 | INTEGER, DIMENSION(4) :: dids ! NetCDF dimensions identifiers |
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| 305 | REAL, ALLOCATABLE, DIMENSION(:) :: dlon_ini ! initial longitudes vector |
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| 306 | REAL, ALLOCATABLE, DIMENSION(:) :: dlat_ini ! initial latitudes vector |
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| 307 | REAL, POINTER, DIMENSION(:) :: dlon, dlat ! reordered lon/lat vectors |
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| 308 | !--- fields |
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| 309 | INTEGER :: imdep, jmdep, lmdep ! dimensions of 'champ' |
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| 310 | REAL, ALLOCATABLE, DIMENSION(:, :) :: champ ! wanted field on initial grid |
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| 311 | REAL, ALLOCATABLE, DIMENSION(:) :: yder, timeyear |
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| 312 | REAL, DIMENSION(iim, jjp1) :: champint ! interpolated field |
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| 313 | REAL, ALLOCATABLE, DIMENSION(:, :, :) :: champtime |
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| 314 | REAL, ALLOCATABLE, DIMENSION(:, :, :) :: champan |
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| 315 | !--- input files |
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| 316 | CHARACTER(LEN=20) :: cal_in ! calendar |
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| 317 | CHARACTER(LEN=20) :: unit_sic ! attribute unit in sea-ice file |
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| 318 | INTEGER :: ndays_in ! number of days |
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| 319 | !--- misc |
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| 320 | INTEGER :: i, j, k, l ! loop counters |
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| 321 | REAL, ALLOCATABLE, DIMENSION(:, :) :: work ! used for extrapolation |
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| 322 | CHARACTER(LEN=25) :: title ! for messages |
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| 323 | LOGICAL :: extrp ! flag for extrapolation |
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| 324 | LOGICAL :: oldice ! flag for old way ice computation |
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| 325 | REAL :: chmin, chmax |
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| 326 | INTEGER ierr |
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| 327 | integer n_extrap ! number of extrapolated points |
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| 328 | logical skip |
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| 329 | |
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| 330 | !------------------------------------------------------------------------------ |
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| 331 | !---Variables depending on keyword 'mode' ------------------------------------- |
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| 332 | NULLIFY(champo) |
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| 333 | |
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| 334 | SELECT CASE(mode) |
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| 335 | CASE('RUG'); title='Rugosite' |
|---|
| 336 | CASE('SIC'); title='Sea-ice' |
|---|
| 337 | CASE('SST'); title='SST' |
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| 338 | CASE('ALB'); title='Albedo' |
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| 339 | END SELECT |
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| 340 | |
|---|
| 341 | |
|---|
| 342 | extrp=.FALSE. |
|---|
| 343 | oldice=.FALSE. |
|---|
| 344 | IF ( PRESENT(flag) ) THEN |
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| 345 | IF ( flag .AND. mode=='SST' ) extrp=.TRUE. |
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| 346 | IF ( flag .AND. mode=='SIC' ) oldice=.TRUE. |
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| 347 | END IF |
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| 348 | |
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| 349 | !--- GETTING SOME DIMENSIONAL VARIABLES FROM FILE ----------------------------- |
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| 350 | IF (prt_level>5) WRITE(lunout,*) ' Now reading file : ',fnam |
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| 351 | ierr=NF90_OPEN(fnam, NF90_NOWRITE, ncid); CALL ncerr(ierr, fnam) |
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| 352 | ierr=NF90_INQ_VARID(ncid, trim(varname), varid); CALL ncerr(ierr, fnam) |
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| 353 | ierr=NF90_INQUIRE_VARIABLE(ncid, varid, dimids=dids); CALL ncerr(ierr, fnam) |
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| 354 | |
|---|
| 355 | !--- Read unit for sea-ice variable only |
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| 356 | IF (mode=='SIC') THEN |
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| 357 | ierr=NF90_GET_ATT(ncid, varid, 'units', unit_sic) |
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| 358 | IF(ierr/=NF90_NOERR) THEN |
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| 359 | IF (prt_level>5) WRITE(lunout,*) 'No unit was given in sea-ice file. Take percentage as default value' |
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| 360 | unit_sic='X' |
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| 361 | ELSE |
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| 362 | IF (prt_level>5) WRITE(lunout,*) ' Sea-ice cover has unit=',unit_sic |
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| 363 | END IF |
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| 364 | END IF |
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| 365 | |
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| 366 | !--- Longitude |
|---|
| 367 | ierr=NF90_INQUIRE_DIMENSION(ncid, dids(1), name=dnam, len=imdep) |
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| 368 | CALL ncerr(ierr, fnam); ALLOCATE(dlon_ini(imdep), dlon(imdep)) |
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| 369 | ierr=NF90_INQ_VARID(ncid, dnam, varid); CALL ncerr(ierr, fnam) |
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| 370 | ierr=NF90_GET_VAR(ncid, varid, dlon_ini); CALL ncerr(ierr, fnam) |
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| 371 | IF (prt_level>5) WRITE(lunout, *) 'variable ', dnam, 'dimension ', imdep |
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| 372 | |
|---|
| 373 | !--- Latitude |
|---|
| 374 | ierr=NF90_INQUIRE_DIMENSION(ncid, dids(2), name=dnam, len=jmdep) |
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| 375 | CALL ncerr(ierr, fnam); ALLOCATE(dlat_ini(jmdep), dlat(jmdep)) |
|---|
| 376 | ierr=NF90_INQ_VARID(ncid, dnam, varid); CALL ncerr(ierr, fnam) |
|---|
| 377 | ierr=NF90_GET_VAR(ncid, varid, dlat_ini); CALL ncerr(ierr, fnam) |
|---|
| 378 | IF (prt_level>5) WRITE(lunout, *) 'variable ', dnam, 'dimension ', jmdep |
|---|
| 379 | |
|---|
| 380 | !--- Time (variable is not needed - it is rebuilt - but calendar is) |
|---|
| 381 | ierr=NF90_INQUIRE_DIMENSION(ncid, dids(3), name=dnam, len=lmdep) |
|---|
| 382 | CALL ncerr(ierr, fnam); ALLOCATE(timeyear(lmdep)) |
|---|
| 383 | ierr=NF90_INQ_VARID(ncid, dnam, varid); CALL ncerr(ierr, fnam) |
|---|
| 384 | cal_in=' ' |
|---|
| 385 | ierr=NF90_GET_ATT(ncid, varid, 'calendar', cal_in) |
|---|
| 386 | IF(ierr/=NF90_NOERR) THEN |
|---|
| 387 | SELECT CASE(mode) |
|---|
| 388 | CASE('RUG', 'ALB'); cal_in='360d' |
|---|
| 389 | CASE('SIC', 'SST'); cal_in='gregorian' |
|---|
| 390 | END SELECT |
|---|
| 391 | IF (prt_level>5) WRITE(lunout, *)'ATTENTION: variable "time" sans attribut "calendrier" ' & |
|---|
| 392 | // 'dans '//TRIM(fnam)//'. On choisit la valeur par defaut.' |
|---|
| 393 | END IF |
|---|
| 394 | IF (prt_level>5) WRITE(lunout, *) 'variable ', dnam, 'dimension ', lmdep, 'calendrier ', & |
|---|
| 395 | cal_in |
|---|
| 396 | |
|---|
| 397 | |
|---|
| 398 | !--- CONSTRUCTING THE INPUT TIME VECTOR FOR INTERPOLATION -------------------- |
|---|
| 399 | !--- Determining input file number of days, depending on calendar |
|---|
| 400 | ndays_in=year_len(anneeref, cal_in) |
|---|
| 401 | |
|---|
| 402 | !--- Time vector reconstruction (time vector from file is not trusted) |
|---|
| 403 | !--- If input records are not monthly, time sampling has to be constant ! |
|---|
| 404 | timeyear=mid_months(anneeref, cal_in, lmdep) |
|---|
| 405 | IF (lmdep /= 12) WRITE(lunout,*) 'Note : les fichiers de ', TRIM(mode), & |
|---|
| 406 | ' ne comportent pas 12, mais ', lmdep, ' enregistrements.' |
|---|
| 407 | |
|---|
| 408 | !--- GETTING THE FIELD AND INTERPOLATING IT ---------------------------------- |
|---|
| 409 | ALLOCATE(champ(imdep, jmdep), champtime(iim, jjp1, lmdep)) |
|---|
| 410 | IF(extrp) ALLOCATE(work(imdep, jmdep)) |
|---|
| 411 | |
|---|
| 412 | IF (prt_level>5) WRITE(lunout, *) |
|---|
| 413 | IF (prt_level>5) WRITE(lunout,*)'LECTURE ET INTERPOLATION HORIZ. DE ', lmdep, ' CHAMPS.' |
|---|
| 414 | ierr=NF90_INQ_VARID(ncid, varname, varid); CALL ncerr(ierr, fnam) |
|---|
| 415 | DO l=1, lmdep |
|---|
| 416 | ierr=NF90_GET_VAR(ncid, varid, champ, (/1, 1, l/), (/imdep, jmdep, 1/)) |
|---|
| 417 | CALL ncerr(ierr, fnam) |
|---|
| 418 | CALL conf_dat2d(title, imdep, jmdep, dlon_ini, dlat_ini, dlon, dlat, & |
|---|
| 419 | champ, ibar) |
|---|
| 420 | |
|---|
| 421 | IF (extrp) CALL extrapol(champ, imdep, jmdep, 999999., .TRUE., .TRUE., 2, & |
|---|
| 422 | work) |
|---|
| 423 | |
|---|
| 424 | IF(ibar .AND. .NOT.oldice) THEN |
|---|
| 425 | IF(l==1 .AND. prt_level>5) THEN |
|---|
| 426 | WRITE(lunout, *) '-------------------------------------------------------------------------' |
|---|
| 427 | WRITE(lunout, *) 'Utilisation de l''interpolation barycentrique pour ',TRIM(title),' $$$' |
|---|
| 428 | WRITE(lunout, *) '-------------------------------------------------------------------------' |
|---|
| 429 | END IF |
|---|
| 430 | IF(mode=='RUG') champ=LOG(champ) |
|---|
| 431 | CALL inter_barxy(dlon, dlat(:jmdep-1), champ, rlonu(:iim), & |
|---|
| 432 | rlatv, champint) |
|---|
| 433 | IF(mode=='RUG') THEN |
|---|
| 434 | champint=EXP(champint) |
|---|
| 435 | WHERE(NINT(mask)/=1) champint=0.001 |
|---|
| 436 | END IF |
|---|
| 437 | ELSE |
|---|
| 438 | SELECT CASE(mode) |
|---|
| 439 | CASE('RUG'); CALL rugosite(imdep, jmdep, dlon, dlat, champ, & |
|---|
| 440 | iim, jjp1, rlonv, rlatu, champint, mask) |
|---|
| 441 | CASE('SIC'); CALL sea_ice (imdep, jmdep, dlon, dlat, champ, & |
|---|
| 442 | iim, jjp1, rlonv, rlatu, champint) |
|---|
| 443 | CASE('SST', 'ALB'); CALL grille_m(imdep, jmdep, dlon, dlat, champ, & |
|---|
| 444 | iim, jjp1, rlonv, rlatu, champint) |
|---|
| 445 | END SELECT |
|---|
| 446 | END IF |
|---|
| 447 | champtime(:, :, l)=champint |
|---|
| 448 | END DO |
|---|
| 449 | ierr=NF90_CLOSE(ncid); CALL ncerr(ierr, fnam) |
|---|
| 450 | |
|---|
| 451 | DEALLOCATE(dlon_ini, dlat_ini, dlon, dlat, champ) |
|---|
| 452 | IF(extrp) DEALLOCATE(work) |
|---|
| 453 | |
|---|
| 454 | !--- TIME INTERPOLATION ------------------------------------------------------ |
|---|
| 455 | IF (prt_level>5) THEN |
|---|
| 456 | WRITE(lunout, *) |
|---|
| 457 | WRITE(lunout, *)'INTERPOLATION TEMPORELLE.' |
|---|
| 458 | WRITE(lunout, *)' Vecteur temps en entree: ', timeyear |
|---|
| 459 | WRITE(lunout, *)' Vecteur temps en sortie de 0 a ', ndays |
|---|
| 460 | END IF |
|---|
| 461 | |
|---|
| 462 | ALLOCATE(yder(lmdep), champan(iip1, jjp1, ndays)) |
|---|
| 463 | skip = .false. |
|---|
| 464 | n_extrap = 0 |
|---|
| 465 | DO j=1, jjp1 |
|---|
| 466 | DO i=1, iim |
|---|
| 467 | yder = pchsp_95(timeyear, champtime(i, j, :), ibeg=2, iend=2, & |
|---|
| 468 | vc_beg=0., vc_end=0.) |
|---|
| 469 | CALL pchfe_95(timeyear, champtime(i, j, :), yder, skip, & |
|---|
| 470 | arth(0., real(ndays_in) / ndays, ndays), champan(i, j, :), ierr) |
|---|
| 471 | if (ierr < 0) stop 1 |
|---|
| 472 | n_extrap = n_extrap + ierr |
|---|
| 473 | END DO |
|---|
| 474 | END DO |
|---|
| 475 | if (n_extrap /= 0) then |
|---|
| 476 | WRITE(lunout,*) "get_2Dfield pchfe_95: n_extrap = ", n_extrap |
|---|
| 477 | end if |
|---|
| 478 | champan(iip1, :, :)=champan(1, :, :) |
|---|
| 479 | DEALLOCATE(yder, champtime, timeyear) |
|---|
| 480 | |
|---|
| 481 | !--- Checking the result |
|---|
| 482 | DO j=1, jjp1 |
|---|
| 483 | CALL minmax(iip1, champan(1, j, 10), chmin, chmax) |
|---|
| 484 | IF (prt_level>5) WRITE(lunout, *)' ',TRIM(title),' au temps 10 ', chmin, chmax, j |
|---|
| 485 | END DO |
|---|
| 486 | |
|---|
| 487 | !--- SPECIAL FILTER FOR SST: SST>271.38 -------------------------------------- |
|---|
| 488 | IF(mode=='SST') THEN |
|---|
| 489 | IF (prt_level>5) WRITE(lunout, *) 'Filtrage de la SST: SST >= 271.38' |
|---|
| 490 | WHERE(champan<271.38) champan=271.38 |
|---|
| 491 | END IF |
|---|
| 492 | |
|---|
| 493 | !--- SPECIAL FILTER FOR SIC: 0.0<SIC<1.0 ------------------------------------- |
|---|
| 494 | IF(mode=='SIC') THEN |
|---|
| 495 | IF (prt_level>5) WRITE(lunout, *) 'Filtrage de la SIC: 0.0 < Sea-ice < 1.0' |
|---|
| 496 | |
|---|
| 497 | IF (unit_sic=='1') THEN |
|---|
| 498 | ! Nothing to be done for sea-ice field is already in fraction of 1 |
|---|
| 499 | ! This is the case for sea-ice in file cpl_atm_sic.nc |
|---|
| 500 | IF (prt_level>5) WRITE(lunout,*) 'Sea-ice field already in fraction of 1' |
|---|
| 501 | ELSE |
|---|
| 502 | ! Convert sea ice from percentage to fraction of 1 |
|---|
| 503 | IF (prt_level>5) WRITE(lunout,*) 'Transformt sea-ice field from percentage to fraction of 1.' |
|---|
| 504 | champan(:, :, :)=champan(:, :, :)/100. |
|---|
| 505 | END IF |
|---|
| 506 | |
|---|
| 507 | champan(iip1, :, :)=champan(1, :, :) |
|---|
| 508 | WHERE(champan>1.0) champan=1.0 |
|---|
| 509 | WHERE(champan<0.0) champan=0.0 |
|---|
| 510 | END IF |
|---|
| 511 | |
|---|
| 512 | !--- DYNAMICAL TO PHYSICAL GRID ---------------------------------------------- |
|---|
| 513 | ALLOCATE(champo(klon, ndays)) |
|---|
| 514 | DO k=1, ndays |
|---|
| 515 | CALL gr_dyn_fi(1, iip1, jjp1, klon, champan(1, 1, k), champo(1, k)) |
|---|
| 516 | END DO |
|---|
| 517 | DEALLOCATE(champan) |
|---|
| 518 | |
|---|
| 519 | END SUBROUTINE get_2Dfield |
|---|
| 520 | ! |
|---|
| 521 | !------------------------------------------------------------------------------- |
|---|
| 522 | |
|---|
| 523 | |
|---|
| 524 | |
|---|
| 525 | !------------------------------------------------------------------------------- |
|---|
| 526 | ! |
|---|
| 527 | FUNCTION year_len(y,cal_in) |
|---|
| 528 | ! |
|---|
| 529 | !------------------------------------------------------------------------------- |
|---|
| 530 | USE ioipsl, ONLY : ioget_calendar,ioconf_calendar,lock_calendar,ioget_year_len |
|---|
| 531 | IMPLICIT NONE |
|---|
| 532 | !------------------------------------------------------------------------------- |
|---|
| 533 | ! Arguments: |
|---|
| 534 | INTEGER :: year_len |
|---|
| 535 | INTEGER, INTENT(IN) :: y |
|---|
| 536 | CHARACTER(LEN=*), INTENT(IN) :: cal_in |
|---|
| 537 | !------------------------------------------------------------------------------- |
|---|
| 538 | ! Local variables: |
|---|
| 539 | CHARACTER(LEN=20) :: cal_out ! calendar (for outputs) |
|---|
| 540 | !------------------------------------------------------------------------------- |
|---|
| 541 | !--- Getting the input calendar to reset at the end of the function |
|---|
| 542 | CALL ioget_calendar(cal_out) |
|---|
| 543 | |
|---|
| 544 | !--- Unlocking calendar and setting it to wanted one |
|---|
| 545 | CALL lock_calendar(.FALSE.); CALL ioconf_calendar(TRIM(cal_in)) |
|---|
| 546 | |
|---|
| 547 | !--- Getting the number of days in this year |
|---|
| 548 | year_len=ioget_year_len(y) |
|---|
| 549 | |
|---|
| 550 | !--- Back to original calendar |
|---|
| 551 | CALL lock_calendar(.FALSE.); CALL ioconf_calendar(TRIM(cal_out)) |
|---|
| 552 | |
|---|
| 553 | END FUNCTION year_len |
|---|
| 554 | ! |
|---|
| 555 | !------------------------------------------------------------------------------- |
|---|
| 556 | |
|---|
| 557 | |
|---|
| 558 | !------------------------------------------------------------------------------- |
|---|
| 559 | ! |
|---|
| 560 | FUNCTION mid_months(y,cal_in,nm) |
|---|
| 561 | ! |
|---|
| 562 | !------------------------------------------------------------------------------- |
|---|
| 563 | USE ioipsl, ONLY : ioget_calendar,ioconf_calendar,lock_calendar,ioget_mon_len |
|---|
| 564 | IMPLICIT NONE |
|---|
| 565 | !------------------------------------------------------------------------------- |
|---|
| 566 | ! Arguments: |
|---|
| 567 | INTEGER, INTENT(IN) :: y ! year |
|---|
| 568 | CHARACTER(LEN=*), INTENT(IN) :: cal_in ! calendar |
|---|
| 569 | INTEGER, INTENT(IN) :: nm ! months/year number |
|---|
| 570 | REAL, DIMENSION(nm) :: mid_months ! mid-month times |
|---|
| 571 | !------------------------------------------------------------------------------- |
|---|
| 572 | ! Local variables: |
|---|
| 573 | CHARACTER(LEN=99) :: mess ! error message |
|---|
| 574 | CHARACTER(LEN=20) :: cal_out ! calendar (for outputs) |
|---|
| 575 | INTEGER, DIMENSION(nm) :: mnth ! months lengths (days) |
|---|
| 576 | INTEGER :: m ! months counter |
|---|
| 577 | INTEGER :: nd ! number of days |
|---|
| 578 | !------------------------------------------------------------------------------- |
|---|
| 579 | nd=year_len(y,cal_in) |
|---|
| 580 | |
|---|
| 581 | IF(nm==12) THEN |
|---|
| 582 | |
|---|
| 583 | !--- Getting the input calendar to reset at the end of the function |
|---|
| 584 | CALL ioget_calendar(cal_out) |
|---|
| 585 | |
|---|
| 586 | !--- Unlocking calendar and setting it to wanted one |
|---|
| 587 | CALL lock_calendar(.FALSE.); CALL ioconf_calendar(TRIM(cal_in)) |
|---|
| 588 | |
|---|
| 589 | !--- Getting the length of each month |
|---|
| 590 | DO m=1,nm; mnth(m)=ioget_mon_len(y,m); END DO |
|---|
| 591 | |
|---|
| 592 | !--- Back to original calendar |
|---|
| 593 | CALL lock_calendar(.FALSE.); CALL ioconf_calendar(TRIM(cal_out)) |
|---|
| 594 | |
|---|
| 595 | ELSE IF(MODULO(nd,nm)/=0) THEN |
|---|
| 596 | WRITE(mess,'(a,i3,a,i3,a)')'Unconsistent calendar: ',nd,' days/year, but ',& |
|---|
| 597 | nm,' months/year. Months number should divide days number.' |
|---|
| 598 | CALL abort_gcm('mid_months',TRIM(mess),1) |
|---|
| 599 | |
|---|
| 600 | ELSE |
|---|
| 601 | mnth=(/(m,m=1,nm,nd/nm)/) |
|---|
| 602 | END IF |
|---|
| 603 | |
|---|
| 604 | !--- Mid-months times |
|---|
| 605 | mid_months(1)=0.5*REAL(mnth(1)) |
|---|
| 606 | DO k=2,nm |
|---|
| 607 | mid_months(k)=mid_months(k-1)+0.5*REAL(mnth(k-1)+mnth(k)) |
|---|
| 608 | END DO |
|---|
| 609 | |
|---|
| 610 | END FUNCTION mid_months |
|---|
| 611 | ! |
|---|
| 612 | !------------------------------------------------------------------------------- |
|---|
| 613 | |
|---|
| 614 | |
|---|
| 615 | !------------------------------------------------------------------------------- |
|---|
| 616 | ! |
|---|
| 617 | SUBROUTINE ncerr(ncres,fnam) |
|---|
| 618 | ! |
|---|
| 619 | !------------------------------------------------------------------------------- |
|---|
| 620 | ! Purpose: NetCDF errors handling. |
|---|
| 621 | !------------------------------------------------------------------------------- |
|---|
| 622 | USE netcdf, ONLY : NF90_NOERR, NF90_STRERROR |
|---|
| 623 | IMPLICIT NONE |
|---|
| 624 | !------------------------------------------------------------------------------- |
|---|
| 625 | ! Arguments: |
|---|
| 626 | INTEGER, INTENT(IN) :: ncres |
|---|
| 627 | CHARACTER(LEN=*), INTENT(IN) :: fnam |
|---|
| 628 | !------------------------------------------------------------------------------- |
|---|
| 629 | #include "iniprint.h" |
|---|
| 630 | IF(ncres/=NF90_NOERR) THEN |
|---|
| 631 | WRITE(lunout,*)'Problem with file '//TRIM(fnam)//' in routine limit_netcdf.' |
|---|
| 632 | CALL abort_gcm('limit_netcdf',NF90_STRERROR(ncres),1) |
|---|
| 633 | END IF |
|---|
| 634 | |
|---|
| 635 | END SUBROUTINE ncerr |
|---|
| 636 | ! |
|---|
| 637 | !------------------------------------------------------------------------------- |
|---|
| 638 | |
|---|
| 639 | #endif |
|---|
| 640 | ! of #ifdef CPP_EARTH |
|---|
| 641 | |
|---|
| 642 | END SUBROUTINE limit_netcdf |
|---|
