/[MITgcm]/MITgcm/pkg/fizhi/fizhi_wrapper.F
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Annotation of /MITgcm/pkg/fizhi/fizhi_wrapper.F

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Revision 1.3 - (hide annotations) (download)
Tue Mar 30 18:28:44 2004 UTC (20 years, 2 months ago) by molod
Branch: MAIN
CVS Tags: checkpoint52m_post
Changes since 1.2: +18 -0 lines
Add timers, get dump working at right frequency

1 molod 1.1 subroutine fizhi_wrapper (myTime, myIter, myThid)
2     c-----------------------------------------------------------------------
3     c Subroutine fizhi_wrapper - 'Wrapper' routine to interface
4     c with physics driver.
5     c 1) Set up "bi, bj loop" and some timers and clocks.
6     c 2) Call do_fizhi - driver for physics which computes tendencies
7     c 3) Interpolate tendencies to dynamics grid in vertical
8     c 4) Convert u,v tendencies to C-Grid
9     c
10     c Calls: do_fizhi (get u,v,t,s tend, step tke, etc and tc, etc. forward)
11     c phys2dyn (4 calls - all physics tendencies)
12     c AtoC (u and v tendencies)
13     c-----------------------------------------------------------------------
14     implicit none
15     #include "CPP_OPTIONS.h"
16     #include "SIZE.h"
17     #include "GRID.h"
18     #include "land_SIZE.h"
19     #include "fizhi_SIZE.h"
20     #include "DYNVARS.h"
21     #include "fizhi_coms.h"
22     #include "gridalt_mapping.h"
23     #include "land_coms.h"
24     #include "EEPARAMS.h"
25     #include "SURFACE.h"
26    
27     integer myTime, myIter, myThid
28    
29     c pe on dynamics and physics grid refers to bottom edge
30     _RL pephy(1-OLx:sNx+Olx,1-Oly:sNy+Oly,Nrphys+1,nSx,nSy)
31     _RL pedyn(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr+1,nSx,nSy)
32    
33     integer i, j, L, Lbotij, bi, bj
34     integer im1, im2, jm1, jm2, idim1, idim2, jdim1, jdim2
35    
36     im1 = 1-OLx
37     im2 = sNx+OLx
38     jm1 = 1-OLy
39     jm2 = sNy+OLy
40     idim1 = 1
41     idim2 = sNx
42     jdim1 = 1
43     jdim2 = sNy
44    
45     do bj = myByLo(myThid), myByHi(myThid)
46     do bi = myBxLo(myThid), myBxHi(myThid)
47    
48     c Construct the physics grid pressures
49     do j = 1,sNy
50     do i = 1,sNx
51 molod 1.2 pephy(i,j,1,bi,bj)=(Ro_surf(i,j,bi,bj) + etaH(i,j,bi,bj))/
52     . rstarExpC(i,j,bi,bj)
53 molod 1.1 do L = 2,Nrphys+1
54     pephy(i,j,L,bi,bj)=pephy(i,j,L-1,bi,bj)-dpphys(i,j,L-1,bi,bj)
55     enddo
56     c Do not use a zero field as the top edge pressure for interpolation
57     if(pephy(i,j,Nrphys+1,bi,bj).lt.1.e-5)
58     . pephy(i,j,Nrphys+1,bi,bj) = 1.e-5
59     enddo
60     enddo
61     C Build pressures on dynamics grid
62     do j = 1,sNy
63     do i = 1,sNx
64     do L = 1,Nr
65     pedyn(i,j,L,bi,bj) = 0.
66     enddo
67     enddo
68     enddo
69     do j = 1,sNy
70 molod 1.2 do i = 1,sNx
71 molod 1.1 Lbotij = ksurfC(i,j,bi,bj)
72     if(Lbotij.ne.0.)
73 molod 1.2 . pedyn(i,j,Lbotij,bi,bj) = (Ro_surf(i,j,bi,bj) + etaH(i,j,bi,bj))/
74     . rstarExpC(i,j,bi,bj)
75 molod 1.1 enddo
76     enddo
77     do j = 1,sNy
78     do i = 1,sNx
79     Lbotij = ksurfC(i,j,bi,bj)
80     do L = Lbotij+1,Nr+1
81     pedyn(i,j,L,bi,bj) = pedyn(i,j,L-1,bi,bj) -
82     . drF(L-1)*hfacC(i,j,L-1,bi,bj)
83     enddo
84     c Do not use a zero field as the top edge pressure for interpolation
85     if(pedyn(i,j,Nr+1,bi,bj).lt.1.e-5)
86     . pedyn(i,j,Nr+1,bi,bj) = 1.e-5
87     enddo
88     enddo
89 molod 1.3 enddo
90     enddo
91    
92     CALL TIMER_START ('DO_FIZHI [FIZHI_WRAPPER]',mythid)
93     do bj = myByLo(myThid), myByHi(myThid)
94     do bi = myBxLo(myThid), myBxHi(myThid)
95 molod 1.1 c
96     c Compute physics increments
97     call do_fizhi(uphy,vphy,thphy,sphy,pephy,
98     . ctmt,xxmt,yymt,zetamt,xlmt,khmt,tke,
99     . xC,yC,
100     . im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,1,sNx,1,sNy,bi,bj,nchp,
101     . duphy,dvphy,dthphy,dsphy)
102 molod 1.3 enddo
103     enddo
104     CALL TIMER_STOP ('DO_FIZHI [FIZHI_WRAPPER]',mythid)
105    
106     CALL TIMER_START ('PHYS2DYN [FIZHI_WRAPPER]',mythid)
107     do bj = myByLo(myThid), myByHi(myThid)
108     do bi = myBxLo(myThid), myBxHi(myThid)
109 molod 1.1 c Interpolate (A-Grid) physics increments to dynamics grid
110     call phys2dyn(duphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
111     . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,guphy)
112     call phys2dyn(dvphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
113     . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,gvphy)
114     call phys2dyn(dthphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
115     . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,gthphy)
116     call phys2dyn(dsphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
117     . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,gsphy)
118    
119     enddo
120     enddo
121 molod 1.3 CALL TIMER_STOP ('PHYS2DYN [FIZHI_WRAPPER]',mythid)
122 molod 1.1
123     c Convert guphy and gvphy from A-grid to C-grid for use by dynamics
124 molod 1.3 CALL TIMER_START ('ATOC [FIZHI_WRAPPER]',mythid)
125 molod 1.1 call AtoC(myThid,guphy,gvphy,maskC,im1,im2,jm1,jm2,Nr,
126     . Nsx,Nsy,1,sNx,1,sNy,guphy,gvphy)
127 molod 1.3 CALL TIMER_STOP ('ATOC [FIZHI_WRAPPER]',mythid)
128 molod 1.2
129 molod 1.3 CALL TIMER_START ('EXCHANGES [FIZHI_WRAPPER]',mythid)
130 molod 1.2 c Call the c-grid exchange routine to fill in the halo regions (du,dv)
131     call exch_uv_xyz_RL(guphy,gvphy,.TRUE.,myThid)
132     c Call the a-grid exchange routine to fill in the halo regions (dth,ds)
133     call exch_RL_cube(gthphy,OLx, OLx, OLy, OLy, Nr,OLx, OLy,
134     . FORWARD_SIMULATION, EXCH_UPDATE_CORNERS, myThid )
135     call exch_RL_cube(gsphy,OLx, OLx, OLy, OLy, Nr,OLx, OLy,
136     . FORWARD_SIMULATION, EXCH_UPDATE_CORNERS, myThid )
137 molod 1.3 CALL TIMER_STOP ('EXCHANGES [FIZHI_WRAPPER]',mythid)
138 molod 1.1
139     return
140     end

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