set_sso_levels.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 set_sso_levels (SSCP, &
                           kdim)
!     #################################################################################
!
!!****  *SET_SSO_LEVELS* - prepares SSO canopy fields
!!
!!    PURPOSE
!!    -------
!
!!**  METHOD
!!    ------
!!
!!    REFERENCE
!!    ---------
!!      
!!
!!    AUTHOR
!!    ------
!!     V. Masson 
!!
!!    MODIFICATIONS
!!    -------------
!!      Original    07/2006
!!      S. Riette   06/2009 XT, XU, XQ, XTKE are set to XUNDEF
!!                          No more argument needed
!!      E. Martin   01/2012 XUNDEF fields are no more written in PREP file
!!------------------------------------------------------------------
!
!
USE modd_sso_canopy_n, ONLY : sso_canopy_t
!
USE modd_surf_par,       ONLY : xundef
!
USE yomhook   ,ONLY : lhook,   dr_hook
USE parkind1  ,ONLY : jprb
!
IMPLICIT NONE
!
!*      0.1    declarations of arguments
!
!
TYPE(sso_canopy_t), INTENT(INOUT) :: sscp
!
INTEGER, INTENT(IN) :: kdim ! 1D physical dimension

!
!*      0.2    declarations of local variables
!
INTEGER :: jlayer
INTEGER :: ilu      ! number of points
!
REAL, DIMENSION(:,:), ALLOCATABLE :: zzf    ! altitudes at half levels
REAL(KIND=JPRB) :: zhook_handle
!
!-------------------------------------------------------------------------------------
!
!*      1.    number of levels (MUST be at least equal to 2)
!             ----------------
!
IF (lhook) CALL dr_hook('SET_SSO_LEVELS',0,zhook_handle)
sscp%NLVL = 6
!
!*      2.    height of half levels (where turbulent fluxes will be)
!             ---------------------
!
!* Warning :   ZZF(:,1)   MUST BE ZERO
ALLOCATE(zzf(kdim,sscp%NLVL))
zzf(:,1) = 0.
zzf(:,2) = 1
zzf(:,3) = 3.
zzf(:,4) = 5.
zzf(:,5) = 8.
zzf(:,6) = 12.

ALLOCATE(sscp%XZ(kdim,sscp%NLVL))
DO jlayer=1,sscp%NLVL-1
  sscp%XZ(:,jlayer) = 0.5 * (zzf(:,jlayer)+zzf(:,jlayer+1))
END DO
sscp%XZ(:,sscp%NLVL) = 1.5 * zzf(:,sscp%NLVL) - 0.5 * zzf(:,sscp%NLVL-1)
!
DEALLOCATE(zzf)
!
!*      3.    wind in canopy (m/s)
!             --------------
!
ALLOCATE(sscp%XU(kdim,sscp%NLVL))
sscp%XU(:,:) = xundef
!
!*      4.    Tke in canopy (m2/s2)
!             -------------
!
ALLOCATE(sscp%XTKE(kdim,sscp%NLVL))
sscp%XTKE(:,:) = xundef
!
IF (lhook) CALL dr_hook('SET_SSO_LEVELS',1,zhook_handle)
!
!-------------------------------------------------------------------------------------
!
END SUBROUTINE set_sso_levels