dgoldberg/streamice/streamice_upd_ffrac_uncoupled.F

C $Header: /u/gcmpack/MITgcm/pkg/streamice/streamice_readparms.F,v 1.4 2009/12/27 23:40:03 dng Exp $
C $Name:  $


C this needs changes

#include "STREAMICE_OPTIONS.h"

C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP 0
      SUBROUTINE STREAMICE_UPD_FFRAC_UNCOUPLED ( myThid )

C     !DESCRIPTION:
C     Initialize STREAMICE variables and constants.

C     !USES:
      IMPLICIT NONE
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "STREAMICE.h"
#include "GRID.h"

C     !INPUT PARAMETERS:
      INTEGER myThid
CEOP

#ifdef ALLOW_STREAMICE

      INTEGER bi, bj, i, j
      _RL OD, rhoi, rhow

      rhoi = streamice_density
      rhow = streamice_density_ocean_avg

      DO bj = myByLo(myThid), myByHi(myThid)
       DO bi = myBxLo(myThid), myBxHi(myThid)
        DO j=1-Oly,sNy+Oly
         DO i=1-Olx,sNx+Olx
          OD = -1.0 * R_low (i,j,bi,bj) - 
     &     H_streamice(i,j,bi,bj) * rhoi/rhow

!           if (i.eq.1) then
!             print *, R_low(1,1,1,1)
!           endif


          IF (OD .ge. 0. _d 0) THEN          

c         ice thickness does not take up whole ocean column -> floating
           float_frac_streamice(i,j,bi,bj) = 0.0
           base_el_streamice(i,j,bi,bj) = R_low(i,j,bi,bj)+OD
           surf_el_streamice(i,j,bi,bj) = 
     &      (1-rhoi/rhow)*H_streamice(i,j,bi,bj)
          ELSE


           float_frac_streamice(i,j,bi,bj) = 1.0
           base_el_streamice(i,j,bi,bj) = R_low(i,j,bi,bj)
           surf_el_streamice(i,j,bi,bj) = R_low(i,j,bi,bj) 
     &      + H_streamice(i,j,bi,bj)
          ENDIF
         ENDDO
        ENDDO
       ENDDO
      ENDDO

      _EXCH_XY_RL(float_frac_streamice, myThid )
      _EXCH_XY_RL(base_el_streamice, myThid )
      _EXCH_XY_RL(surf_el_streamice, myThid )

      
#endif /* ALLOW_STREAMICE */

      RETURN
      END
1	C $Header: /u/gcmpack/MITgcm/pkg/streamice/streamice_readparms.F,v 1.4 2009/12/27 23:40:03 dng Exp $
2	C $Name: $
3
4
5	C this needs changes
6
7	#include "STREAMICE_OPTIONS.h"
8
9	C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-\|--+----\|
10	CBOP 0
11	SUBROUTINE STREAMICE_UPD_FFRAC_UNCOUPLED ( myThid )
12
13	C !DESCRIPTION:
14	C Initialize STREAMICE variables and constants.
15
16	C !USES:
17	IMPLICIT NONE
18	#include "SIZE.h"
19	#include "EEPARAMS.h"
20	#include "PARAMS.h"
21	#include "STREAMICE.h"
22	#include "GRID.h"
23
24	C !INPUT PARAMETERS:
25	INTEGER myThid
26	CEOP
27
28	#ifdef ALLOW_STREAMICE
29
30	INTEGER bi, bj, i, j
31	_RL OD, rhoi, rhow
32
33	rhoi = streamice_density
34	rhow = streamice_density_ocean_avg
35
36	DO bj = myByLo(myThid), myByHi(myThid)
37	DO bi = myBxLo(myThid), myBxHi(myThid)
38	DO j=1-Oly,sNy+Oly
39	DO i=1-Olx,sNx+Olx
40	OD = -1.0 * R_low (i,j,bi,bj) -
41	& H_streamice(i,j,bi,bj) * rhoi/rhow
42
43	! if (i.eq.1) then
44	! print *, R_low(1,1,1,1)
45	! endif
46
47
48	IF (OD .ge. 0. _d 0) THEN
49
50	c ice thickness does not take up whole ocean column -> floating
51	float_frac_streamice(i,j,bi,bj) = 0.0
52	base_el_streamice(i,j,bi,bj) = R_low(i,j,bi,bj)+OD
53	surf_el_streamice(i,j,bi,bj) =
54	& (1-rhoi/rhow)*H_streamice(i,j,bi,bj)
55	ELSE
56
57
58	float_frac_streamice(i,j,bi,bj) = 1.0
59	base_el_streamice(i,j,bi,bj) = R_low(i,j,bi,bj)
60	surf_el_streamice(i,j,bi,bj) = R_low(i,j,bi,bj)
61	& + H_streamice(i,j,bi,bj)
62	ENDIF
63	ENDDO
64	ENDDO
65	ENDDO
66	ENDDO
67
68	_EXCH_XY_RL(float_frac_streamice, myThid )
69	_EXCH_XY_RL(base_el_streamice, myThid )
70	_EXCH_XY_RL(surf_el_streamice, myThid )
71
72
73
74
75	#endif /* ALLOW_STREAMICE */
76
77	RETURN
78	END