modd_sfx_gridn.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.
!     ##################
      MODULE modd_sfx_grid_n
!     ##################
!
!!****  *MODD_ISBA - declaration of grid for ISBA scheme
!!
!!    PURPOSE
!!    -------
!
!!
!!**  IMPLICIT ARGUMENTS
!!    ------------------
!!      None 
!!
!!    REFERENCE
!!    ---------
!!
!!    AUTHOR
!!    ------
!!      V. Masson   *Meteo France*
!!
!!    MODIFICATIONS
!!    -------------
!!      Original       01/2004
!
!*       0.   DECLARATIONS
!             ------------
!
!
USE yomhook   ,ONLY : lhook,   dr_hook
USE parkind1  ,ONLY : jprb
!
IMPLICIT NONE

TYPE grid_t
!-------------------------------------------------------------------------------
!
! Grid definition
!
  INTEGER                         :: ndim        ! number of points
  CHARACTER(LEN=10)               :: cgrid       ! grid type
!                                              ! "NONE        " : no grid computations
!                                              ! "CONF PROJ   " : conformal projection
!                                              ! "SURF ATM    " : nature points of surf. atm. grid
!
  INTEGER                         :: ngrid_par   ! size of XGRID_PAR
  REAL, POINTER,     DIMENSION(:) :: xgrid_par   ! lits of parameters used to define the grid
!                                              ! (depends on value of CGRID)
!
!-------------------------------------------------------------------------------
!
! General surface parameters:
!
  REAL, POINTER, DIMENSION(:) :: xlat        ! latitude (degrees +North)               (-)
  REAL, POINTER, DIMENSION(:) :: xlon        ! longitude (degrees +East)               (-)
  REAL, POINTER, DIMENSION(:) :: xmesh_size  ! mesh size                               (m2)
!-------------------------------------------------------------------------------
!
END TYPE grid_t
!
TYPE grid_np_t
!
TYPE(grid_t), DIMENSION(:), POINTER :: al=>null()
!
END TYPE grid_np_t
!
CONTAINS
!
SUBROUTINE grid_init(G)
TYPE(grid_t), INTENT(INOUT) :: G
REAL(KIND=JPRB) :: ZHOOK_HANDLE
IF (lhook) CALL dr_hook("MODD_SFX_GRID_N:IGRID_INIT",0,zhook_handle)
  NULLIFY(g%XGRID_PAR)
  NULLIFY(g%XLAT)
  NULLIFY(g%XLON)
  NULLIFY(g%XMESH_SIZE)
g%NDIM=0
g%CGRID=' '
IF (lhook) CALL dr_hook("MODD_SFX_GRID_N:GRID_INIT",1,zhook_handle)
END SUBROUTINE grid_init
!
SUBROUTINE grid_np_init(GP,KPATCH)
TYPE(grid_np_t), INTENT(INOUT) :: GP
INTEGER, INTENT(IN) :: KPATCH
INTEGER :: JP
REAL(KIND=JPRB) :: ZHOOK_HANDLE
IF (lhook) CALL dr_hook("MODD_SFX_GRID_N:GRID_NP_INIT",0,zhook_handle)

IF (ASSOCIATED(gp%AL)) THEN
  DO jp=1,kpatch
    CALL grid_init(gp%AL(jp))
  ENDDO  
  DEALLOCATE(gp%AL)
ELSE
  ALLOCATE(gp%AL(kpatch))
  DO jp=1,kpatch
    CALL grid_init(gp%AL(jp))
  ENDDO
ENDIF  
!
IF (lhook) CALL dr_hook("MODD_SFX_GRID_N:GRID_NP_INIT",1,zhook_handle)
END SUBROUTINE grid_np_init
!
END MODULE modd_sfx_grid_n