pgd_orog_filter.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 pgd_orog_filter (U, &
                                  hprogram)
!     ##############################################################
!
!!**** *PGD_OROGRAPHY* monitor for averaging and interpolations of cover fractions
!!
!!    PURPOSE
!!    -------
!!
!!    METHOD
!!    ------
!!   
!
!!    EXTERNAL
!!    --------
!!
!!    IMPLICIT ARGUMENTS
!!    ------------------
!!
!!    REFERENCE
!!    ---------
!!
!!    AUTHOR
!!    ------
!!
!!    V. Masson        Meteo-France
!!
!!    MODIFICATION
!!    ------------
!!
!!    Original    10/12/97
!!    12/2008 E. Martin : add case 'MAX' for choice of orography
!!
!----------------------------------------------------------------------------
!
!*    0.     DECLARATION
!            -----------
!
!
USE modd_surf_atm_n, ONLY : surf_atm_t
!
USE modd_pgd_grid,       ONLY : cgrid, xgrid_par
!
USE modi_read_nam_pgd_orog_filter
USE modi_orography_filter
!
USE yomhook   ,ONLY : lhook,   dr_hook
USE parkind1  ,ONLY : jprb
!
IMPLICIT NONE
!
!*    0.1    Declaration of arguments
!            ------------------------
!
!
TYPE(surf_atm_t), INTENT(INOUT) :: u
!
 CHARACTER(LEN=6),     INTENT(IN)  :: hprogram ! program calling
!
!
!*    0.2    Declaration of local variables
!            ------------------------------
!
!*    0.3    Declaration of namelists
!            ------------------------
!
INTEGER                  :: nzsfilter   ! number of orographic spatial filter iterations
REAL(KIND=JPRB) :: zhook_handle
!
!-------------------------------------------------------------------------------
!
!*    1.      Initializations
!             ---------------
!
IF (lhook) CALL dr_hook('PGD_OROGRAPHY',0,zhook_handle)
!
!-------------------------------------------------------------------------------
!
!*    2.      Reading of namelist
!             -------------------
!
 CALL read_nam_pgd_orog_filter(hprogram, nzsfilter )  
!
!-------------------------------------------------------------------------------
!
!*   11.      Filtering of orography
!             ----------------------
!
 CALL orography_filter(cgrid, xgrid_par, u%XSEA, nzsfilter, u%XZS)
!
IF (lhook) CALL dr_hook('PGD_OROG_FILTER',1,zhook_handle)
!-------------------------------------------------------------------------------
!
END SUBROUTINE pgd_orog_filter