2025-09-05 09:42:21 +02:00

99 lines
4.7 KiB
Fortran
Executable File

MODULE usrdef_nam
!!======================================================================
!! *** MODULE usrdef_nam ***
!!
!! === LOCK_EXCHANGE configuration ===
!!
!! User defined : set the domain characteristics of a user configuration
!!======================================================================
!! History : NEMO ! 2016-03 (S. Flavoni, G. Madec) Original code
!!----------------------------------------------------------------------
!!----------------------------------------------------------------------
!! usr_def_nam : read user defined namelist and set global domain size
!! usr_def_hgr : initialize the horizontal mesh
!!----------------------------------------------------------------------
USE par_oce ! ocean space and time domain
USE phycst ! physical constants
!
USE in_out_manager ! I/O manager
USE lib_mpp ! MPP library
USE timing ! Timing
IMPLICIT NONE
PRIVATE
PUBLIC usr_def_nam ! called by nemogcm.F90
! !!* namusr_def namelist *!!
REAL(wp), PUBLIC :: rn_dx ! resolution in meters defining the horizontal domain size
REAL(wp), PUBLIC :: rn_dz ! resolution in meters defining the vertical domain size
!!----------------------------------------------------------------------
!! NEMO/OCE 4.0 , NEMO Consortium (2018)
!! $Id: usrdef_nam.F90 14433 2021-02-11 08:06:49Z smasson $
!! Software governed by the CeCILL license (see ./LICENSE)
!!----------------------------------------------------------------------
CONTAINS
SUBROUTINE usr_def_nam( cd_cfg, kk_cfg, kpi, kpj, kpk, ldIperio, ldJperio, ldNFold, cdNFtype )
!!----------------------------------------------------------------------
!! *** ROUTINE dom_nam ***
!!
!! ** Purpose : read user defined namelist and define the domain size
!!
!! ** Method : read in namusr_def containing all the user specific namelist parameter
!!
!! Here LOCK_EXCHANGE configuration
!!
!! ** input : - namusr_def namelist found in namelist_cfg
!!----------------------------------------------------------------------
CHARACTER(len=*), INTENT(out) :: cd_cfg ! configuration name
INTEGER , INTENT(out) :: kk_cfg ! configuration resolution
INTEGER , INTENT(out) :: kpi, kpj, kpk ! global domain sizes
LOGICAL , INTENT(out) :: ldIperio, ldJperio ! i- and j- periodicity
LOGICAL , INTENT(out) :: ldNFold ! North pole folding
CHARACTER(len=1), INTENT(out) :: cdNFtype ! Folding type: T or F
!
INTEGER :: ios ! Local integer
!!
NAMELIST/namusr_def/ rn_dx, rn_dz
!!----------------------------------------------------------------------
!
READ ( numnam_cfg, namusr_def, IOSTAT = ios, ERR = 902 )
902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namusr_def in configuration namelist' )
!
IF(lwm) WRITE( numond, namusr_def )
!
!
cd_cfg = 'LOCK_EXCHANGE' ! name & resolution (not used)
kk_cfg = INT( rn_dx )
!
! Global Domain size: LOCK_EXCHANGE domain is 64 km x 3 grid-points x 20 m
kpi = INT( 64.e3 / rn_dx ) + 2
kpj = 3
kpk = INT( 20. / rn_dz ) + 1
! ! Set the lateral boundary condition of the global domain
ldIperio = .FALSE. ; ldJperio = .FALSE. ! LOCK_EXCHANGE configuration : closed domain
ldNFold = .FALSE. ; cdNFtype = '-'
!
! ! control print
IF(lwp) THEN
WRITE(numout,*) ' '
WRITE(numout,*) 'usr_def_nam : read the user defined namelist (namusr_def) in namelist_cfg'
WRITE(numout,*) '~~~~~~~~~~~ '
WRITE(numout,*) ' Namelist namusr_def : LOCK_EXCHANGE test case'
WRITE(numout,*) ' horizontal resolution rn_dx = ', rn_dx, ' meters'
WRITE(numout,*) ' vertical resolution rn_dz = ', rn_dz, ' meters'
WRITE(numout,*) ' LOCK_EXCHANGE domain = 64 km x 3 grid-points x 20 m'
WRITE(numout,*) ' resulting global domain size : Ni0glo = ', kpi
WRITE(numout,*) ' Nj0glo = ', kpj
WRITE(numout,*) ' jpkglo = ', kpk
WRITE(numout,*) ' '
ENDIF
!
END SUBROUTINE usr_def_nam
!!======================================================================
END MODULE usrdef_nam