/[MITgcm]/MITgcm/model/src/calc_common_factors.F
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revision 1.17 by heimbach, Mon Jul 30 20:20:43 2001 UTC revision 1.18 by cnh, Wed Sep 26 18:09:13 2001 UTC
# Line 3  C $Name$ Line 3  C $Name$
3    
4  #include "CPP_OPTIONS.h"  #include "CPP_OPTIONS.h"
5    
6  CStartOfInterFace  CBOP
7    C     !ROUTINE: CALC_COMMON_FACTORS
8    C     !INTERFACE:
9        SUBROUTINE CALC_COMMON_FACTORS(        SUBROUTINE CALC_COMMON_FACTORS(
10       I        bi,bj,iMin,iMax,jMin,jMax,k,       I        bi,bj,iMin,iMax,jMin,jMax,k,
11       O        xA,yA,uTrans,vTrans,rTrans,maskUp,       O        xA,yA,uTrans,vTrans,rTrans,maskUp,
12       I        myThid)       I        myThid)
13    C     !DESCRIPTION: \bv
14    C     *==========================================================*
15    C     | SUBROUTINE CALC_COMMON_FACTORS                            
16    C     | o Calculate common data (such as volume flux) for use    
17    C     |   by "Right hand side" subroutines.                      
18    C     *==========================================================*
19    C     | Here, we calculate terms or spatially varying factors    
20    C     | that are used at various points in the "RHS" subroutines.
21    C     | This reduces the amount of total work, total memory      
22    C     | and therefore execution time and is generally a good      
23    C     | idea.                                                    
24    C     *==========================================================*
25    C     \ev
26    
27  C     /==========================================================\  C     !USES:
 C     | SUBROUTINE CALC_COMMON_FACTORS                           |  
 C     | o Calculate common data (such as volume flux) for use    |  
 C     |   by "Right hand side" subroutines.                      |  
 C     |==========================================================|  
 C     | Here, we calculate terms or spatially varying factors    |  
 C     | that are used at various points in the "RHS" subroutines.|  
 C     | This reduces the amount of total work, total memory      |  
 C     | and therefore execution time and is generally a good     |  
 C     | idea.                                                    |  
 C     \==========================================================/  
28        IMPLICIT NONE        IMPLICIT NONE
   
29  C     == GLobal variables ==  C     == GLobal variables ==
30  #include "SIZE.h"  #include "SIZE.h"
31  #include "DYNVARS.h"  #include "DYNVARS.h"
# Line 32  C     == GLobal variables == Line 36  C     == GLobal variables ==
36  #include "GW.h"  #include "GW.h"
37  #endif  #endif
38    
39    C     !INPUT/OUTPUT PARAMETERS:
40  C     == Routine arguments ==  C     == Routine arguments ==
41  C     bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation  C     bi, bj, iMin, iMax, jMin, jMax :: Range of points for which calculation
42  C                                      results will be set.  C                                      results will be set.
43  C     xA      - Tracer cell face area normal to X  C     xA      :: Tracer cell face area normal to X
44  C     yA      - Tracer cell face area normal to X  C     yA      :: Tracer cell face area normal to X
45  C     uTrans  - Zonal volume transport through cell face  C     uTrans  :: Zonal volume transport through cell face
46  C     vTrans  - Meridional volume transport through cell face  C     vTrans  :: Meridional volume transport through cell face
47  C     rTrans  - R-direction volume transport through cell face  C     rTrans  :: R-direction volume transport through cell face
48  C     maskUp  - land/water mask for Wvel points (above tracer level)  C     maskUp  :: land/water mask for Wvel points (above tracer level)
49  C     myThid - Instance number for this innvocation of CALC_COMMON_FACTORS  C     myThid  ::Instance number for this innvocation of CALC_COMMON_FACTORS
50  C  C
51        INTEGER bi,bj,iMin,iMax,jMin,jMax,k        INTEGER bi,bj,iMin,iMax,jMin,jMax,k
52        _RS xA    (1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RS xA    (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
# Line 52  C Line 57  C
57        _RS maskUp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RS maskUp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
58  C  C
59        INTEGER myThid        INTEGER myThid
 CEndOfInterface  
60    
61    C     !LOCAL VARIABLES:
62  C     == Local variables ==  C     == Local variables ==
63  C     I, J, K - Loop counters  C     I, J :: Loop counters
64        INTEGER i,j        INTEGER i,j
65    CEOP
66    
67  C--   Initialisation  C--   Initialisation
68        DO j=1-OLy,sNy+OLy        DO j=1-OLy,sNy+OLy
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