prep_seaflux_netcdf.F90

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!SFX_LIC Copyright 1994-2014 CNRS, Meteo-France and Universite Paul Sabatier
!SFX_LIC This is part of the SURFEX software governed by the CeCILL-C licence
!SFX_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt  
!SFX_LIC for details. version 1.
!     #########
SUBROUTINE prep_seaflux_netcdf(HPROGRAM,HSURF,HFILE,KLUOUT,PFIELD)
!     #################################################################################
!
!!****  *PREP_SEAFLUX_NETCDF* - prepares SEAFLUX fields from oceanic analyses in NETCDF
!!
!!    PURPOSE
!!    -------
!
!!**  METHOD
!!    ------
!!
!!    REFERENCE
!!    ---------
!!      
!!
!!    AUTHOR
!!    ------
!!     C. Lebeaupin Brossier
!!
!!    MODIFICATIONS
!!    -------------
!!      Original    01/2008
!!      Modified    09/2013 : S. Senesi : extends to SSS and SIC fields 
!!------------------------------------------------------------------
!
USE mode_read_netcdf_mercator
!
!USE MODD_TYPE_DATE_SURF
!
USE modd_surfex_mpi, ONLY : nrank, npio, ncomm, nproc
USE modd_prep,       ONLY : cingrid_type, cinterp_type
USE modd_grid_latlonregul,  ONLY : nilength,nindepth
!
!
USE yomhook   ,ONLY : lhook,   dr_hook
USE parkind1  ,ONLY : jprb
!
IMPLICIT NONE
!
#ifdef SFX_MPI
include "mpif.h"
#endif
!
!*      0.1    declarations of arguments
!
 CHARACTER(LEN=6),   INTENT(IN)  :: HPROGRAM  ! program calling surf. schemes
 CHARACTER(LEN=7),   INTENT(IN)  :: HSURF     ! type of field
 CHARACTER(LEN=28),  INTENT(IN)  :: HFILE     ! name of file
INTEGER,            INTENT(IN)  :: KLUOUT    ! logical unit of output listing
REAL,DIMENSION(:,:), POINTER    :: PFIELD    ! field to interpolate horizontally
!
!*      0.2    declarations of local variables
!
!TYPE (DATE_TIME)                :: TZTIME_GRIB    ! current date and time
!CHARACTER(LEN=6)              :: YINMODEL ! model from which GRIB file originates
REAL, DIMENSION(:),       POINTER :: ZFIELD   ! field read
 CHARACTER(LEN=28) :: YNCVAR
INTEGER :: INFOMPI
REAL(KIND=JPRB) :: ZHOOK_HANDLE
!
!-------------------------------------------------------------------------------------
!
!*      1.     Grid type
!              ---------
IF (lhook) CALL dr_hook('PREP_SEAFLUX_NETCDF',0,zhook_handle)
cingrid_type='LATLON '
!
!*      2.     Reading of field
!              ----------------
!-----------------
SELECT CASE(hsurf)
!-----------------
!
!* 2.1 Orography
!      ---------
!
  CASE('ZS     ')
    yncvar='topo'
    CALL prep_netcdf_grid(hfile,yncvar)
    IF (nrank==npio) THEN
      CALL read_netcdf_zs_sea(hfile,yncvar,zfield)
      ALLOCATE(pfield(max(1,nilength),1))
      pfield(:,1) = zfield(:)
      DEALLOCATE(zfield)
    ELSE
      ALLOCATE(pfield(0,0))
    ENDIF
!
!
!* 2.2 Temperature profiles
!      --------------------
!
  CASE('SST    ','SSS    ','SIC    ')
    IF ( hsurf == 'SST    ') THEN
       yncvar='temperature'
    ELSE IF ( hsurf == 'SSS    ') THEN
       yncvar='sss'
    ELSE IF ( hsurf == 'SIC    ') THEN
       yncvar='sic'
    END IF
    CALL prep_netcdf_grid(hfile,yncvar)
    IF (nrank==npio) THEN 
      CALL read_netcdf_sst(hfile,yncvar,zfield)
      ALLOCATE(pfield(max(1,nilength),1))
      pfield(:,1) = zfield(:)
      DEALLOCATE(zfield)
    ENDIF
!
END SELECT
!
IF (nproc>1) THEN
#ifdef SFX_MPI
  CALL mpi_bcast(cinterp_type,len(cinterp_type),mpi_character,npio,ncomm,infompi)
#endif
  IF (trim(cinterp_type)=="UNIF") THEN
    IF (nrank/=npio) ALLOCATE(pfield(1,1))
#ifdef SFX_MPI
    CALL mpi_bcast(pfield(1:1,1:1),kind(pfield)/4,mpi_real,npio,ncomm,infompi)
#endif
  ELSEIF (nrank/=npio) THEN
    ALLOCATE(pfield(0,0))
  ENDIF
ENDIF
!
IF (lhook) CALL dr_hook('PREP_SEAFLUX_NETCDF',1,zhook_handle)
!-------------------------------------------------------------------------------------
END SUBROUTINE prep_seaflux_netcdf