7f90924706
Former-commit-id:7fa9dbd5fb[formerly4bfbdad17d] [formerly9f8cb727a5] [formerly7fa9dbd5fb[formerly4bfbdad17d] [formerly9f8cb727a5] [formerly8485b90ff8[formerly9f8cb727a5[formerly bf53d06834caa780226121334ac1bcf0534c3f16]]]] Former-commit-id:8485b90ff8Former-commit-id:40aa780b3d[formerly33a67cdd82] [formerly 73930fb29d0c1e91204e76e6ebfdbe757414f319 [formerlya28d70b5c5]] Former-commit-id: a16a1b4dd44fc344ee709abbe262aeed58a8339b [formerlye5543a0e86] Former-commit-id:0c25458510
102 lines
2.9 KiB
Fortran
102 lines
2.9 KiB
Fortran
SUBROUTINE GD_RDAT ( iacss, gdattm, level, ivcord, parm,
|
|
+ grid, igx, igy, ighdr, iret )
|
|
C************************************************************************
|
|
C* GD_RDAT *
|
|
C* *
|
|
C* This subroutine reads the requested grid from a grid file. *
|
|
C* *
|
|
C* GD_RDAT ( IACSS, GDATTM, LEVEL, IVCORD, PARM, GRID, IGX, IGY, *
|
|
C* IGHDR, IRET ) *
|
|
C* *
|
|
C* Input parameters: *
|
|
C* IACSS INTEGER Grid access number *
|
|
C* GDATTM (2) CHAR*20 GEMPAK times *
|
|
C* LEVEL (2) INTEGER Vertical levels *
|
|
C* IVCORD INTEGER Vertical coordinate *
|
|
C* 0 = NONE *
|
|
C* 1 = PRES *
|
|
C* 2 = THTA *
|
|
C* 3 = HGHT *
|
|
C* PARM CHAR*12 Parameter name *
|
|
C* *
|
|
C* Output parameters: *
|
|
C* GRID (IGX,IGY) REAL Grid data *
|
|
C* IGX INTEGER Number of horizontal points *
|
|
C* IGY INTEGER Number of vertical points *
|
|
C* IGHDR (IHDRSZ) INTEGER Grid header *
|
|
C* IRET INTEGER Return code *
|
|
C* 0 = normal return *
|
|
C* -4 = file not open *
|
|
C* -6 = read/write error *
|
|
C* -12 = grid does not exist *
|
|
C** *
|
|
C* Log: *
|
|
C* M. desJardins/GSFC 6/87 *
|
|
C* M. desJardins/GSFC 4/89 Changed sorting *
|
|
C* M. desJardins/NMC 3/94 Dont check levels,vcoord if vc is blank *
|
|
C* R. Tian/SAIC 1/04 Added GD_FCHK call *
|
|
C************************************************************************
|
|
INCLUDE 'GEMPRM.PRM'
|
|
INCLUDE 'GMBDTA.CMN'
|
|
INCLUDE 'grdcmn.cmn'
|
|
C*
|
|
CHARACTER*(*) gdattm (2), parm
|
|
INTEGER level (2), ighdr (*)
|
|
REAL grid (*)
|
|
C*
|
|
INTEGER ihdarr (10), keyloc (10), nvcarr (7),nvcloc (7)
|
|
C*
|
|
DATA keyloc / 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 /
|
|
DATA nvcloc / 1, 2, 3, 4, 8, 9, 10 /
|
|
C------------------------------------------------------------------------
|
|
iret = 0
|
|
C
|
|
C* Convert access number to DM number.
|
|
C
|
|
CALL GD_FCHK ( iacss, igdfln, iret )
|
|
IF ( iret .ne. 0 ) THEN
|
|
RETURN
|
|
END IF
|
|
C
|
|
C* Convert grid identifier to a column header.
|
|
C
|
|
CALL GD_ITOH ( gdattm, level, ivcord, parm, ihdarr, ier )
|
|
C
|
|
C* Search for grid with this header. Do not check vertical
|
|
C* coordinate or level if ivcord is -1.
|
|
C
|
|
IF ( ivcord .lt. 0 ) THEN
|
|
DO i = 1, 7
|
|
nvcarr (i) = ihdarr ( nvcloc (i) )
|
|
END DO
|
|
CALL DM_SRCH (igdfln, 'COL', 7, nvcloc, nvcarr, icol, ier)
|
|
ELSE
|
|
CALL DM_SRCH (igdfln, 'COL', 10, keyloc, ihdarr, icol, ier)
|
|
END IF
|
|
C
|
|
C* Check to see if the grid was found.
|
|
C
|
|
IF ( ier .ne. 0 ) THEN
|
|
iret = -12
|
|
RETURN
|
|
END IF
|
|
C
|
|
C* Read in the data.
|
|
C
|
|
CALL DM_RDTR ( igdfln, 1, icol, 'GRID', kbfhdr, grid, ikxy,
|
|
+ iret )
|
|
C
|
|
C* Read kx and ky from grid header.
|
|
C
|
|
IF ( iret .eq. 0 ) THEN
|
|
igx = kbfhdr (1)
|
|
igy = kbfhdr (2)
|
|
DO i = 1, khdrln ( igdfln )
|
|
ighdr (i) = kbfhdr (i+2)
|
|
END DO
|
|
ELSE
|
|
iret = -6
|
|
END IF
|
|
C*
|
|
RETURN
|
|
END
|