assim_tebn.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 assim_teb_n (U, T, TOP, &
                        hprogram,ki,pt2m_o,htest)

!     ###############################################################################
!
!!****  *ASSIM_TOWN_n * - Chooses the surface schemes for TOWN parts  
!!
!!    PURPOSE
!!    -------
!!
!!**  METHOD
!!    ------
!!
!!    REFERENCE
!!    ---------
!!      
!!
!!    AUTHOR
!!    ------
!!     T. Aspelien
!!
!!    MODIFICATIONS
!!    -------------
!!      Original    04/2012
!!      Trygve Aspelien, Separating IO  06/2013
!!--------------------------------------------------------------------
!
!
USE modd_surf_atm_n, ONLY : surf_atm_t
USE modd_teb_n, ONLY : teb_t
USE modd_teb_option_n, ONLY : teb_options_t
!
USE modd_csts,           ONLY : xpi
USE modd_assim,          ONLY : nprintlev,xat2m_teb
USE modd_surf_par,       ONLY : xundef
USE yomhook,             ONLY : lhook,   dr_hook
USE parkind1,            ONLY : jprb

USE modi_abor1_sfx
!
IMPLICIT NONE
!
!*      0.1    declarations of arguments
!
!
TYPE(surf_atm_t), INTENT(INOUT) :: u
TYPE(teb_t), INTENT(INOUT) :: t
TYPE(teb_options_t), INTENT(INOUT) :: top
!
 CHARACTER(LEN=6),   INTENT(IN) :: hprogram  ! program calling surf. schemes
INTEGER,            INTENT(IN) :: ki
REAL,DIMENSION(KI), INTENT(IN) :: pt2m_o
 CHARACTER(LEN=2),   INTENT(IN) :: htest ! must be equal to 'OK'
!
!*      0.2    declarations of local variables
!
!-------------------------------------------------------------------------------------
!
REAL, DIMENSION (KI) :: ztrd3
REAL, DIMENSION (KI) :: zt2inc
REAL, DIMENSION (KI) :: ztcls
INTEGER              :: i
REAL(KIND=JPRB)      :: zhook_handle
!
IF (lhook) CALL dr_hook('ASSIM_TEB_N',0,zhook_handle)

IF (htest/='OK') THEN
  CALL abor1_sfx('ASSIM_TEB_n: FATAL ERROR DURING ARGUMENT TRANSFER')
END IF

WRITE(*,*) 'UPDATING TOWN FOR SCHEME: ',trim(u%CTOWN)

IF ( top%NROAD_LAYER < 3 ) CALL abor1_sfx('ASSIM_TEB_n: Only imlemented with 3 or more layers')

ztrd3(:) = t%CUR%XT_ROAD(:,3)  ! T_ROAD3
ztcls(:) = xat2m_teb(:)  ! T2M (TEB)

! Screen-level innovations

zt2inc=0.
WHERE ( pt2m_o(:) /= 999. )
  zt2inc(:) = pt2m_o(:) - ztcls(:)
END WHERE

IF ( nprintlev > 0 .AND. ki>0) WRITE(*,*) 'Mean T2m increments over TOWN ',sum(zt2inc)/ki


! Temperature analysis of TOWN points

WHERE (ztrd3(:)/=xundef)
  ztrd3(:) = ztrd3(:) + zt2inc(:)/(2.0*xpi)
END WHERE
!

IF (ki>0) WRITE(*,*) 'Mean T_ROAD3 increments over TOWN ',sum(zt2inc)/ki

! Update modified variables
t%CUR%XT_ROAD(:,3) = ztrd3  ! T_ROAD3

IF (lhook) CALL dr_hook('ASSIM_TEB_N',1,zhook_handle)
!
!-------------------------------------------------------------------------------------
!
END SUBROUTINE assim_teb_n