modd_trip_grid.F90

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!##################
MODULE modd_trip_grid
!##################
!
!!****  *MODD_TRIP_GRID - declaration of grid for TRIP scheme
!!
!!    PURPOSE
!!    -------
!
!!
!!**  IMPLICIT ARGUMENTS
!!    ------------------
!!      None 
!!
!!    REFERENCE
!!    ---------
!!
!!    AUTHOR
!!    ------
!!      B. Decharme   *Meteo France*
!!
!!    MODIFICATIONS
!!    -------------
!!      Original       05/2008
!
!*       0.   DECLARATIONS
!             ------------
!
USE yomhook   ,ONLY : lhook,   dr_hook
USE parkind1  ,ONLY : jprb
!
IMPLICIT NONE
!
TYPE trip_grid_t
!-------------------------------------------------------------------------------
!
INTEGER, POINTER, DIMENSION(:,:)  :: ngrcn       ! Flow direction (1->8)
INTEGER, POINTER, DIMENSION(:,:)  :: nseq        ! River sequence
INTEGER                           :: nseqmax     ! maximum down flow
INTEGER, POINTER, DIMENSION(:,:)  :: nnextx      ! returns x and y point 
INTEGER, POINTER, DIMENSION(:,:)  :: nnexty      ! of destination grid:
!                                                        8 1 2
!                                                        7   3
!                                                        6 5 4
INTEGER, POINTER, DIMENSION(:,:)  :: nbasid      ! basin number id
INTEGER                           :: nbasmin     ! minimum basin number
INTEGER                           :: nbasmax     ! maximum basin number
!-------------------------------------------------------------------------------
!
REAL, POINTER,  DIMENSION(:)     :: xtrip_grid ! lits of parameters used to define the grid
!
!-------------------------------------------------------------------------------
!
REAL, POINTER, DIMENSION(:,:)    :: xarea      ! 2d grid area [m*m]
REAL, POINTER, DIMENSION(:,:)    :: xlen       ! distance between grids       [m]
!
!-------------------------------------------------------------------------------
!
LOGICAL, POINTER, DIMENSION(:,:) :: gmask      !Logical Mask for TRIP grid
LOGICAL, POINTER, DIMENSION(:,:) :: gmask_vel  !Logical Mask for variable velocity scheme
LOGICAL, POINTER, DIMENSION(:,:) :: gmask_gw   !Logical Mask for Groundwater grid
LOGICAL, POINTER, DIMENSION(:,:) :: gmask_fld  !Logical Mask for floodplain scheme
LOGICAL, POINTER, DIMENSION(:,:) :: gmask_gre  !Logical Mask for Greenland grid
LOGICAL, POINTER, DIMENSION(:,:) :: gmask_ant  !Logical Mask for Antartactic grid
!
!-------------------------------------------------------------------------------
!
END TYPE trip_grid_t
!
CONTAINS
!
SUBROUTINE trip_grid_nullify(YTRIP_GRID)
TYPE(trip_grid_t), INTENT(INOUT) :: YTRIP_GRID
REAL(KIND=JPRB) :: ZHOOK_HANDLE
!
IF (lhook) CALL dr_hook("MODD_TRIP_GRID:TRIP_GRID_NULLIFY",0,zhook_handle)
!
NULLIFY(ytrip_grid%NGRCN)
NULLIFY(ytrip_grid%NSEQ)
NULLIFY(ytrip_grid%NNEXTX)
NULLIFY(ytrip_grid%NNEXTY)
NULLIFY(ytrip_grid%NBASID)
NULLIFY(ytrip_grid%XTRIP_GRID)
NULLIFY(ytrip_grid%XAREA)
NULLIFY(ytrip_grid%XLEN)
NULLIFY(ytrip_grid%GMASK)
NULLIFY(ytrip_grid%GMASK_VEL)
NULLIFY(ytrip_grid%GMASK_GW)
NULLIFY(ytrip_grid%GMASK_FLD)
NULLIFY(ytrip_grid%GMASK_GRE)
NULLIFY(ytrip_grid%GMASK_ANT)
!
ytrip_grid%NSEQMAX=0
!
IF (lhook) CALL dr_hook("MODD_TRIP_GRID:TRIP_GRID_NULLIFY",1,zhook_handle)
!
END SUBROUTINE trip_grid_nullify


END MODULE modd_trip_grid