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C Copyright 1981-2007 ECMWF
C
C Licensed under the GNU Lesser General Public License which
C incorporates the terms and conditions of version 3 of the GNU
C General Public License.
C See LICENSE and gpl-3.0.txt for details.
C
LOGICAL FUNCTION LSMFLD()
C
C---->
C**** LSMFLD
C
C Purpose
C -------
C
C Determines whether or not the current field is to be
C considered for 'land-sea mask' treatment.
C
C
C Interface
C ---------
C
C LLSMFLD = LSMFLD()
C
C Input
C -----
C
C None
C
C
C Output
C ------
C
C Function returns .TRUE. if the field is to be treated with
C land-sea mask.
C
C
C Method
C ------
C
C Uses a set of hardcoded rules.
C
C
C Externals
C ---------
C
C INTLOG - Logs messages
C
C Uses common blocks nifld.common and nofld.common.
C
C
C Author
C ------
C
C J.D.Chambers ECMWF April 2001
C
C----<
C
IMPLICIT NONE
C
#include "parim.h"
#include "nifld.common"
#include "nofld.common"
C
C Local variables
C
LOGICAL LIKELY
C
C -----------------------------------------------------------------|
C* Section 1. Initialise
C -----------------------------------------------------------------|
C
100 CONTINUE
C
C If 'uselsm' has been forced to 'yes' ...
C
IF( LSMSET ) THEN
LSMFLD = LSM
GOTO 900
ENDIF
C
C WMO International table 001 for meteorological parameters
C
IF ( NITABLE.EQ.1 ) THEN
LIKELY = ( NIPARAM.NE.2 )
C
C ECMWF local code table 128 for meteorological parameters
C
ELSEIF ( (NITABLE.EQ.128).OR.(NITABLE.EQ.129) ) THEN
LIKELY = ( NIPARAM.NE.151 ).AND.
X ( NIPARAM.NE.172 )
ELSE
LIKELY = .FALSE.
ENDIF
C
IF( .NOT.LIKELY ) THEN
LSMFLD = .FALSE.
GOTO 900
ENDIF
C
C -----------------------------------------------------------------|
C* Section 2. Work through the special cases
C -----------------------------------------------------------------|
C
200 CONTINUE
C
C -----------------------------------------------------------------|
C* Section 9. Return
C -----------------------------------------------------------------|
C
900 CONTINUE
C
IF( .NOT.LSMFLD ) THEN
CALL INTLOG(JP_DEBUG,
X 'LSMFLD: Do not handle field with land-sea mask', JPQUIET)
ELSE
CALL INTLOG(JP_DEBUG,
X 'LSMFLD: Handle field with land-sea mask', JPQUIET)
ENDIF
C
RETURN
END
|
