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

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Revision 1.4 - (show annotations) (download)
Tue May 4 19:27:55 2004 UTC (20 years, 1 month ago) by molod
Branch: MAIN
Changes since 1.3: +4 -1 lines
Add header to file

1 C $Header: $
2 C $Name: $
3
4 #include "CPP_OPTIONS.h"
5 subroutine fizhi_wrapper (myTime, myIter, myThid)
6 c-----------------------------------------------------------------------
7 c Subroutine fizhi_wrapper - 'Wrapper' routine to interface
8 c with physics driver.
9 c 1) Set up "bi, bj loop" and some timers and clocks.
10 c 2) Call do_fizhi - driver for physics which computes tendencies
11 c 3) Interpolate tendencies to dynamics grid in vertical
12 c 4) Convert u,v tendencies to C-Grid
13 c
14 c Calls: do_fizhi (get u,v,t,s tend, step tke, etc and tc, etc. forward)
15 c phys2dyn (4 calls - all physics tendencies)
16 c AtoC (u and v tendencies)
17 c-----------------------------------------------------------------------
18 implicit none
19 #include "SIZE.h"
20 #include "GRID.h"
21 #include "land_SIZE.h"
22 #include "fizhi_SIZE.h"
23 #include "DYNVARS.h"
24 #include "fizhi_coms.h"
25 #include "gridalt_mapping.h"
26 #include "land_coms.h"
27 #include "EEPARAMS.h"
28 #include "SURFACE.h"
29
30 integer myTime, myIter, myThid
31
32 c pe on dynamics and physics grid refers to bottom edge
33 _RL pephy(1-OLx:sNx+Olx,1-Oly:sNy+Oly,Nrphys+1,nSx,nSy)
34 _RL pedyn(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr+1,nSx,nSy)
35
36 integer i, j, L, Lbotij, bi, bj
37 integer im1, im2, jm1, jm2, idim1, idim2, jdim1, jdim2
38
39 im1 = 1-OLx
40 im2 = sNx+OLx
41 jm1 = 1-OLy
42 jm2 = sNy+OLy
43 idim1 = 1
44 idim2 = sNx
45 jdim1 = 1
46 jdim2 = sNy
47
48 do bj = myByLo(myThid), myByHi(myThid)
49 do bi = myBxLo(myThid), myBxHi(myThid)
50
51 c Construct the physics grid pressures
52 do j = 1,sNy
53 do i = 1,sNx
54 pephy(i,j,1,bi,bj)=(Ro_surf(i,j,bi,bj) + etaH(i,j,bi,bj))/
55 . rstarExpC(i,j,bi,bj)
56 do L = 2,Nrphys+1
57 pephy(i,j,L,bi,bj)=pephy(i,j,L-1,bi,bj)-dpphys(i,j,L-1,bi,bj)
58 enddo
59 c Do not use a zero field as the top edge pressure for interpolation
60 if(pephy(i,j,Nrphys+1,bi,bj).lt.1.e-5)
61 . pephy(i,j,Nrphys+1,bi,bj) = 1.e-5
62 enddo
63 enddo
64 C Build pressures on dynamics grid
65 do j = 1,sNy
66 do i = 1,sNx
67 do L = 1,Nr
68 pedyn(i,j,L,bi,bj) = 0.
69 enddo
70 enddo
71 enddo
72 do j = 1,sNy
73 do i = 1,sNx
74 Lbotij = ksurfC(i,j,bi,bj)
75 if(Lbotij.ne.0.)
76 . pedyn(i,j,Lbotij,bi,bj) = (Ro_surf(i,j,bi,bj) + etaH(i,j,bi,bj))/
77 . rstarExpC(i,j,bi,bj)
78 enddo
79 enddo
80 do j = 1,sNy
81 do i = 1,sNx
82 Lbotij = ksurfC(i,j,bi,bj)
83 do L = Lbotij+1,Nr+1
84 pedyn(i,j,L,bi,bj) = pedyn(i,j,L-1,bi,bj) -
85 . drF(L-1)*hfacC(i,j,L-1,bi,bj)
86 enddo
87 c Do not use a zero field as the top edge pressure for interpolation
88 if(pedyn(i,j,Nr+1,bi,bj).lt.1.e-5)
89 . pedyn(i,j,Nr+1,bi,bj) = 1.e-5
90 enddo
91 enddo
92 enddo
93 enddo
94
95 CALL TIMER_START ('DO_FIZHI [FIZHI_WRAPPER]',mythid)
96 do bj = myByLo(myThid), myByHi(myThid)
97 do bi = myBxLo(myThid), myBxHi(myThid)
98 c
99 c Compute physics increments
100 call do_fizhi(uphy,vphy,thphy,sphy,pephy,
101 . ctmt,xxmt,yymt,zetamt,xlmt,khmt,tke,
102 . xC,yC,
103 . im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,1,sNx,1,sNy,bi,bj,nchp,
104 . duphy,dvphy,dthphy,dsphy)
105 enddo
106 enddo
107 CALL TIMER_STOP ('DO_FIZHI [FIZHI_WRAPPER]',mythid)
108
109 CALL TIMER_START ('PHYS2DYN [FIZHI_WRAPPER]',mythid)
110 do bj = myByLo(myThid), myByHi(myThid)
111 do bi = myBxLo(myThid), myBxHi(myThid)
112 c Interpolate (A-Grid) physics increments to dynamics grid
113 call phys2dyn(duphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
114 . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,guphy)
115 call phys2dyn(dvphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
116 . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,gvphy)
117 call phys2dyn(dthphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
118 . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,gthphy)
119 call phys2dyn(dsphy,pephy,im1,im2,jm1,jm2,Nrphys,Nsx,Nsy,
120 . 1,sNx,1,sNy,bi,bj,pedyn,ksurfC,Nr,nlperdyn,gsphy)
121
122 enddo
123 enddo
124 CALL TIMER_STOP ('PHYS2DYN [FIZHI_WRAPPER]',mythid)
125
126 c Convert guphy and gvphy from A-grid to C-grid for use by dynamics
127 CALL TIMER_START ('ATOC [FIZHI_WRAPPER]',mythid)
128 call AtoC(myThid,guphy,gvphy,maskC,im1,im2,jm1,jm2,Nr,
129 . Nsx,Nsy,1,sNx,1,sNy,guphy,gvphy)
130 CALL TIMER_STOP ('ATOC [FIZHI_WRAPPER]',mythid)
131
132 CALL TIMER_START ('EXCHANGES [FIZHI_WRAPPER]',mythid)
133 c Call the c-grid exchange routine to fill in the halo regions (du,dv)
134 call exch_uv_xyz_RL(guphy,gvphy,.TRUE.,myThid)
135 c Call the a-grid exchange routine to fill in the halo regions (dth,ds)
136 call exch_RL_cube(gthphy,OLx, OLx, OLy, OLy, Nr,OLx, OLy,
137 . FORWARD_SIMULATION, EXCH_UPDATE_CORNERS, myThid )
138 call exch_RL_cube(gsphy,OLx, OLx, OLy, OLy, Nr,OLx, OLy,
139 . FORWARD_SIMULATION, EXCH_UPDATE_CORNERS, myThid )
140 CALL TIMER_STOP ('EXCHANGES [FIZHI_WRAPPER]',mythid)
141
142 return
143 end

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