/[MITgcm]/MITgcm/pkg/mom_fluxform/mom_calc_hfacz.F
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Contents of /MITgcm/pkg/mom_fluxform/mom_calc_hfacz.F

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Revision 1.3 - (show annotations) (download)
Wed Sep 26 19:05:21 2001 UTC (22 years, 7 months ago) by adcroft
Branch: MAIN
CVS Tags: checkpoint46n_post, ecco_c44_e18, checkpoint47j_post, ecco_c44_e16, checkpoint48d_pre, checkpoint44b_post, checkpoint51j_post, branch-exfmods-tag, checkpoint47e_post, checkpoint43a-release1mods, checkpoint44h_pre, release1_p12, ecco_c44_e19, release1_p10, release1_p11, release1_p16, release1_p17, release1_p15, ecco_c44_e17, checkpoint47f_post, checkpoint47c_post, checkpoint50e_post, checkpoint50c_post, checkpoint46i_post, checkpoint47d_post, ecco_c44_e21, ecco_c44_e26, ecco_c44_e27, ecco_c44_e24, ecco_c44_e25, icebear5, icebear4, checkpoint44f_pre, checkpoint47a_post, icebear3, icebear2, checkpoint46f_post, ecco_c50_e33a, checkpoint41, checkpoint47h_post, checkpoint46d_pre, release1_p13_pre, checkpoint48e_post, checkpoint46e_post, checkpoint48h_post, checkpoint48d_post, checkpoint50c_pre, release1-branch_tutorials, checkpoint46c_post, checkpoint44g_post, branchpoint-genmake2, checkpoint46h_pre, checkpoint44h_post, release1_p12_pre, checkpoint44e_post, checkpoint46k_post, ecco-branch-mod1, checkpoint46e_pre, ecco-branch-mod4, ecco-branch-mod5, checkpoint50d_pre, checkpoint48f_post, checkpoint45d_post, checkpoint47i_post, checkpoint46j_pre, checkpoint45b_post, checkpoint46b_pre, checkpoint46j_post, checkpoint48c_post, checkpoint46l_post, chkpt44a_pre, release1-branch-end, release1_final_v1, checkpoint51e_post, checkpoint51b_post, checkpoint46, ecco_c50_e28, checkpoint51c_post, ecco_c50_e32, ecco_c50_e33, ecco_c50_e31, checkpoint47d_pre, checkpoint47, checkpoint44, release1_p13, checkpoint48, checkpoint49, checkpoint44f_post, checkpoint47b_post, checkpoint48i_post, checkpoint46l_pre, checkpoint51f_pre, release1_b1, release1_p14, ecco_c51_e34, chkpt44d_post, ecco_c50_e29, checkpoint42, release1_p9, checkpoint51, checkpoint50, release1_p8, checkpoint50d_post, checkpoint46g_pre, release1_p2, release1_p3, release1_p4, checkpoint51b_pre, release1_p6, checkpoint46a_post, checkpoint47g_post, chkpt44a_post, checkpoint44b_pre, release1_p1, checkpoint46m_post, checkpoint48a_post, checkpoint51h_pre, checkpoint46a_pre, checkpoint50g_post, checkpoint45c_post, checkpoint50b_pre, release1_p5, checkpoint44e_pre, checkpoint51g_post, release1_p7, ecco_ice2, ecco_ice1, checkpoint46b_post, checkpoint51f_post, checkpoint46d_post, ecco-branch-mod2, checkpoint48b_post, checkpoint50b_post, checkpoint46g_post, checkpoint45a_post, ecco_c51_e34d, ecco_c51_e34e, ecco_c51_e34f, ecco_c51_e34g, ecco_c51_e34a, ecco_c51_e34b, ecco_c51_e34c, checkpoint50f_post, checkpoint50a_post, checkpoint46c_pre, checkpoint50f_pre, ecco-branch-mod3, checkpoint43, checkpoint51d_post, ecco_c50_e30, checkpoint48c_pre, release1-branch_branchpoint, ecco_c44_e22, release1_beta1, ecco_c44_e23, ecco_c44_e20, checkpoint50h_post, checkpoint51a_post, checkpoint45, checkpoint46h_post, checkpoint50e_pre, checkpoint50i_post, release1_chkpt44d_post, checkpoint48g_post, checkpoint51i_pre, chkpt44c_pre, chkpt44c_post
Branch point for: c24_e25_ice, ecco-branch, branch-genmake2, release1, branch-exfmods-curt, release1_coupled, icebear, release1_final, release1-branch, release1_50yr
Changes since 1.2: +24 -12 lines 
Added comments in form compatible with "protex".
1 C $Header: /u/gcmpack/models/MITgcmUV/pkg/mom_fluxform/mom_calc_hfacz.F,v 1.2 2001/05/29 14:01:38 adcroft Exp $
2 C $Name: $
3
4 #include "CPP_OPTIONS.h"
5
6 CBOP
7 C !ROUTINE: MOM_CALC_HFACZ
8
9 C !INTERFACE: ==========================================================
10 SUBROUTINE MOM_CALC_HFACZ(
11 I bi,bj,k,
12 O hFacZ,r_hFacZ,
13 I myThid)
14
15 C !DESCRIPTION:
16 C Calculates the fractional thickness at vorticity points
17
18 C !USES: ===============================================================
19 IMPLICIT NONE
20 #include "SIZE.h"
21 #include "GRID.h"
22
23 C !INPUT PARAMETERS: ===================================================
24 C bi,bj :: tile indices
25 C k :: vertical level
26 C myThid :: thread number
27 INTEGER bi,bj,k
28 INTEGER myThid
29
30 C !OUTPUT PARAMETERS: ==================================================
31 C hFacZ :: fractional thickness at vorticity points
32 C r_hFacZ :: reciprocal
33 _RS hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
34 _RS r_hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
35
36 C !LOCAL VARIABLES: ====================================================
37 C i,j :: loop indices
38 INTEGER I,J
39 _RL hFacZOpen
40 CEOP
41
42 C-- Calculate open water fraction at vorticity points
43
44 DO i=1-Olx,sNx+Olx
45 hFacZ(i,1-Oly)=0.
46 r_hFacZ(i,1-Oly)=0.
47 ENDDO
48
49 DO j=2-Oly,sNy+Oly
50 hFacZ(1-Olx,j)=0.
51 r_hFacZ(1-Olx,j)=0.
52 DO i=2-Olx,sNx+Olx
53 hFacZOpen=min(_hFacW(i,j,k,bi,bj),
54 & _hFacW(i,j-1,k,bi,bj))
55 hFacZOpen=min(_hFacS(i,j,k,bi,bj),hFacZOpen)
56 hFacZOpen=min(_hFacS(i-1,j,k,bi,bj),hFacZOpen)
57 hFacZ(i,j)=hFacZOpen
58 IF (hFacZ(i,j).EQ.0.) THEN
59 r_hFacZ(i,j)=0.
60 ELSE
61 r_hFacZ(i,j)=1./hFacZ(i,j)
62 ENDIF
63 ENDDO
64 ENDDO
65
66 RETURN
67 END
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