/[MITgcm]/MITgcm/pkg/mom_vecinv/mom_vi_coriolis.F
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Contents of /MITgcm/pkg/mom_vecinv/mom_vi_coriolis.F

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Revision 1.3 - (show annotations) (download)
Wed Sep 5 17:46:03 2001 UTC (22 years, 8 months ago) by heimbach
Branch: MAIN
CVS Tags: checkpoint46n_post, checkpoint47e_post, checkpoint44e_post, checkpoint46l_post, checkpoint46g_pre, checkpoint47c_post, release1_p13_pre, checkpoint50c_post, checkpoint46f_post, checkpoint48e_post, checkpoint50c_pre, checkpoint44f_post, checkpoint46b_post, checkpoint43a-release1mods, ecco_c50_e32, ecco_c50_e33, ecco_c50_e30, ecco_c50_e31, release1_p13, checkpoint48i_post, checkpoint40pre9, checkpoint46l_pre, chkpt44d_post, checkpoint51, checkpoint50, release1_p8, release1_p9, checkpoint50d_post, release1_p1, release1_p2, release1_p3, release1_p4, release1_p5, release1_p6, release1_p7, checkpoint50b_pre, checkpoint44e_pre, release1_b1, ecco_c51_e34d, ecco_c51_e34e, ecco_c51_e34f, ecco_c51_e34g, ecco_c51_e34a, ecco_c51_e34b, ecco_c51_e34c, checkpoint48b_post, checkpoint43, checkpoint51d_post, checkpoint48c_pre, checkpoint47d_pre, release1_chkpt44d_post, checkpoint47a_post, checkpoint48d_pre, checkpoint47i_post, release1_p11, checkpoint47d_post, icebear5, icebear4, icebear3, icebear2, checkpoint46d_pre, checkpoint48d_post, release1-branch_tutorials, checkpoint48f_post, checkpoint45d_post, checkpoint46j_pre, chkpt44a_post, checkpoint44h_pre, checkpoint48h_post, ecco_c50_e29, checkpoint51b_pre, checkpoint46a_post, checkpoint47g_post, checkpoint46j_post, checkpoint46k_post, ecco_c50_e28, chkpt44c_pre, checkpoint48a_post, checkpoint45a_post, checkpoint50f_post, checkpoint50a_post, checkpoint50f_pre, ecco_c44_e19, ecco_c44_e18, ecco_c44_e17, ecco_c44_e16, release1_p12, release1_p10, release1_p16, release1_p17, release1_p14, release1_p15, checkpoint47j_post, ecco_c50_e33a, branch-exfmods-tag, checkpoint44g_post, checkpoint46e_pre, checkpoint48c_post, checkpoint45b_post, checkpoint46b_pre, release1-branch-end, release1_final_v1, checkpoint51b_post, checkpoint51c_post, checkpoint46c_pre, checkpoint46, checkpoint47b_post, checkpoint44b_post, ecco_c51_e34, checkpoint46h_pre, checkpoint46m_post, checkpoint46a_pre, checkpoint50g_post, checkpoint45c_post, ecco_ice2, ecco_ice1, checkpoint44h_post, checkpoint46g_post, release1_p12_pre, ecco_c44_e22, checkpoint50h_post, checkpoint50e_pre, checkpoint50i_post, ecco_c44_e25, checkpoint47f_post, checkpoint50e_post, chkpt44a_pre, checkpoint46i_post, ecco_c44_e23, ecco_c44_e20, ecco_c44_e21, ecco_c44_e26, ecco_c44_e27, ecco_c44_e24, checkpoint46c_post, ecco-branch-mod1, ecco-branch-mod2, ecco-branch-mod3, ecco-branch-mod4, ecco-branch-mod5, checkpoint50d_pre, checkpoint46e_post, release1_beta1, checkpoint44b_pre, checkpoint42, checkpoint40, checkpoint41, checkpoint47, checkpoint44, checkpoint45, checkpoint48, checkpoint49, checkpoint46h_post, chkpt44c_post, checkpoint48g_post, checkpoint47h_post, checkpoint44f_pre, checkpoint46d_post, checkpoint50b_post, release1-branch_branchpoint, checkpoint51a_post
Branch point for: c24_e25_ice, branch-exfmods-curt, release1_final, release1-branch, release1, ecco-branch, release1_50yr, icebear, release1_coupled
Changes since 1.2: +16 -10 lines 
Continued lines must not be interrupted by comment lines.
Such contstructs cannot be handled by the
(at best) semi-automatic compiler TAMC.
Example:

       subroutine fran(
c this is the input
     I     goin,
c this is the output
     O     goout
     &     )

cannot be handled by TAMC.
1 C $Header: /u/gcmpack/models/MITgcmUV/pkg/mom_vecinv/mom_vi_coriolis.F,v 1.2 2001/05/29 14:01:39 adcroft Exp $
2 C $Name: checkpoint40pre7 $
3
4 #include "CPP_OPTIONS.h"
5
6 SUBROUTINE MOM_VI_CORIOLIS(
7 I bi,bj,K,
8 I uFld,vFld,omega3,r_hFacZ,
9 O uCoriolisTerm,vCoriolisTerm,
10 I myThid)
11 IMPLICIT NONE
12 C /==========================================================\
13 C | S/R VORTICITY_X_V |
14 C |==========================================================|
15 C \==========================================================/
16
17 C == Global variables ==
18 #include "SIZE.h"
19 #include "EEPARAMS.h"
20 #include "GRID.h"
21 #include "PARAMS.h"
22
23 C == Routine arguments ==
24 INTEGER bi,bj,K
25 _RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
26 _RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
27 _RL omega3(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
28 _RS r_hFacZ(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
29 _RL uCoriolisTerm(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
30 _RL vCoriolisTerm(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
31 INTEGER myThid
32
33 C == Local variables ==
34 INTEGER I,J
35 _RL vBarXY,uBarXY,vort3u,vort3v
36
37 DO J=1-Oly,sNy+Oly-1
38 DO I=2-Olx,sNx+Olx
39 c vBarXY=0.25*(vFld( i ,j)+vFld( i ,j+1)
40 c & +vFld(i-1,j)+vFld(i-1,j+1))
41 c vort3u=0.5*(omega3(i,j)+omega3(I,J+1))
42 vBarXY=0.25*(
43 & vFld( i , j )*dxG( i , j ,bi,bj)*hFacS( i , j ,k,bi,bj)
44 & +vFld( i ,j+1)*dxG( i ,j+1,bi,bj)*hFacS( i ,j+1,k,bi,bj)
45 & +vFld(i-1, j )*dxG(i-1, j ,bi,bj)*hFacS(i-1, j ,k,bi,bj)
46 & +vFld(i-1,j+1)*dxG(i-1,j+1,bi,bj)*hFacS(i-1,j+1,k,bi,bj))
47 vort3u=0.5*(omega3(i,j)*r_hFacZ(i,j)
48 & +omega3(i,j+1)*r_hFacZ(i,j+1))
49 uCoriolisTerm(i,j)=
50 & +0.5*(fCoriG(i,j,bi,bj)*r_hFacZ(i,j)
51 & +fCoriG(i,j+1,bi,bj)*r_hFacZ(i,j+1))*vBarXY
52 * *recip_dxc(i,j,bi,bj)
53 & *_maskW(I,J,K,bi,bj)
54 cph *note* put these comments after end of continued line
55 cph to ensure TAMC compatibility
56 C high order vorticity advection term
57 c & +vort3u*vBarXY*recip_dxc(i,j,bi,bj)
58 C linear Coriolis term (enstrophy conserving)
59 c & ...
60 C full nonlinear Coriolis term
61 c & +0.5*(omega3(i,j)+omega3(i,j+1))*vBarXY
62 C correct energy conserving form of Coriolis term
63 c & +0.25*( fCori( i ,j,bi,bj)*(vFld( i ,j)+vFld( i ,j+1)) +
64 c & fCori(i-1,j,bi,bj)*(vFld(i-1,j)+vFld(i-1,j+1)) )
65 C original form of Coriolis term (copied from calc_mom_rhs)
66 c & +0.5*(fCori(i,j,bi,bj)+fCori(i-1,j,bi,bj))*vBarXY
67 ENDDO
68 ENDDO
69
70 DO J=2-Oly,sNy+Oly
71 DO I=1-Olx,sNx+Olx-1
72 c uBarXY=0.25*( uFld(i, j )+uFld(i+1, j )
73 c & +uFld(i,j-1)+uFld(i+1,j-1))
74 c vort3v=0.5*(omega3(i,j)+omega3(I+1,J))
75 uBarXY=0.25*(
76 & uFld( i , j )*dyG( i , j ,bi,bj)*hFacW( i , j ,k,bi,bj)
77 & +uFld(i+1, j )*dyG(i+1, j ,bi,bj)*hFacW(i+1, j ,k,bi,bj)
78 & +uFld( i ,j-1)*dyG( i ,j-1,bi,bj)*hFacW( i ,j-1,k,bi,bj)
79 & +uFld(i+1,j-1)*dyG(i+1,j-1,bi,bj)*hFacW(i+1,j-1,k,bi,bj))
80 vort3v=0.5*(omega3(i,j)*r_hFacZ(i,j)
81 & +omega3(i+1,j)*r_hFacZ(i+1,j))
82 vCoriolisTerm(i,j)=
83 & -0.5 *(fCoriG(i,j,bi,bj)*r_hFacZ(i,j)
84 & +fCoriG(i+1,j,bi,bj)*r_hFacZ(i+1,j))*uBarXY
85 & *recip_dyc(i,j,bi,bj)
86 & *_maskS(I,J,K,bi,bj)
87 cph *note* put these comments after end of continued line
88 cph to ensure TAMC compatibility
89 C high order vorticity advection term
90 c & -vort3v*uBarXY*recip_dyc(i,j,bi,bj)
91 C linear Coriolis term (enstrophy conserving)
92 c & ...
93 C full nonlinear Coriolis term
94 c & -0.5*(omega3(i,j)+omega3(i+1,j))*uBarXY
95 C correct energy conserving form of Coriolis term
96 c & -0.25*( fCori(i,j ,bi,bj)*(uFld(i, j )+uFld(i+1,j)) +
97 c & fCori(i,j-1,bi,bj)*(uFld(i,j-1)+uFld(i+1,j)) )
98 C original form of Coriolis term (copied from calc_mom_rhs)
99 c & -0.5*(fCori(i,j,bi,bj)+fCori(i,j-1,bi,bj))*uBarXY
100 ENDDO
101 ENDDO
102
103
104 RETURN
105 END
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