/[MITgcm]/MITgcm/pkg/fizhi/fizhi_init_fixed.F
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Revision 1.23 - (hide annotations) (download)
Tue May 24 14:57:35 2005 UTC (19 years, 1 month ago) by molod
Branch: MAIN
Changes since 1.22: +6 -10 lines
Read topog variance file

1 molod 1.23 C $Header: /u/gcmpack/MITgcm/pkg/fizhi/fizhi_init_fixed.F,v 1.22 2005/02/25 18:14:45 molod Exp $
2 molod 1.1 C $Name: $
3    
4 molod 1.15 #include "FIZHI_OPTIONS.h"
5 molod 1.1 subroutine fizhi_init_fixed (myThid)
6     c-----------------------------------------------------------------------
7     c Routine to initialise the fizhi package.
8     c
9     c Input: myThid - Process number calling this routine
10     c
11     c Notes:
12     c 1) This routine is the interface to read input datasets and set
13     c other fixed variables for fizhi
14     c the datasets are:
15     c vegetation (data for each tile at every grid point)
16     c ozone (varies with lat, height and time - read it all in
17     c now and interpolate between values later)
18     c the other fixed parameters are:
19     c N2O, Methane (vary with space)
20     c CO2, CFC11, CFC12, CFC22 (set to a global value)
21 molod 1.3 c 3) For now, the fizhi package contains the alarms and clocks
22     c routines, so this routine will also initialize the alarms.
23 molod 1.1 c-----------------------------------------------------------------------
24     implicit none
25     #include "SIZE.h"
26     #include "fizhi_SIZE.h"
27 molod 1.2 #include "fizhi_land_SIZE.h"
28 molod 1.1 #include "EEPARAMS.h"
29 molod 1.2 #include "fizhi_chemistry_coms.h"
30     #include "fizhi_earth_coms.h"
31 molod 1.3 #include "fizhi_land_coms.h"
32 molod 1.11 #include "fizhi_ocean_coms.h"
33 molod 1.3 #include "chronos.h"
34 molod 1.5 #include "gridalt_mapping.h"
35 molod 1.7 #include "GRID.h"
36 molod 1.12 #include "PARAMS.h"
37 molod 1.1
38     integer myThid
39    
40 molod 1.12 integer i,j,L,bi,bj
41     integer im1, im2, jm1, jm2, idim2, jdim2
42 molod 1.3 integer nymdb,nhmsb
43     character*40 vegdata
44 molod 1.21 _RL pressure0(Nrphys+1)
45 molod 1.5 _RL pressure(Nrphys)
46 molod 1.11 _RL lats(sNx,sNy,Nsx,Nsy), lons(sNx,sNy,Nsx,Nsy)
47     _RL fracland(sNx,sNy,Nsx,Nsy)
48 molod 1.1
49 molod 1.11 idim2 = sNx+OLx
50     jdim2 = sNy+OLy
51     im1 = 1
52     im2 = sNx
53     jm1 = 1
54     jm2 = sNy
55 molod 1.3 nymdb = nymd0
56     nhmsb = nhms0
57 molod 1.1
58 molod 1.18 #ifdef ALLOW_MNC
59     if (useMNC) then
60     call fizhi_mnc_init(myThid)
61     endif
62     #endif
63    
64 molod 1.3 call fizhi_alarms(nymdb,nhmsb,deltaTClock)
65 molod 1.7
66     do bj = myByLo(myThid), myByHi(myThid)
67     do bi = myBxLo(myThid), myBxHi(myThid)
68 molod 1.8 do j = jm1,jm2
69     do i = im1,im2
70 molod 1.7 lons(i,j,bi,bj) = xC(i,j,bi,bj)
71     lats(i,j,bi,bj) = yC(i,j,bi,bj)
72     enddo
73     enddo
74     enddo
75     enddo
76 molod 1.22 vegdata = 'veg19232.data'
77 molod 1.14 call fizhi_init_veg ( mythid, vegdata,im2,jm2,Nsx,Nsy,
78     . nSx*nPx,nSy*nPy,maxtyp,nchp,nchptot,nchpland,lons,lats,
79     . surftype,tilefrac,igrd,ityp,chfr,chlt,chlon)
80 molod 1.11
81     C And now fill the earth export landtype
82     do bj = myByLo(myThid), myByHi(myThid)
83     do bi = myBxLo(myThid), myBxHi(myThid)
84     call get_landfrac(im2,jm2,Nsx,Nsy,bi,bj,maxtyp,
85     . surftype,tilefrac,fracland)
86     do j=jm1,jm2
87     do i=im1,im2
88     landtype(i,j,bi,bj) = surftype(i,j,1,bi,bj)
89 molod 1.12 if(fracland(i,j,bi,bj).ge.0.3.and.surftype(i,j,1,bi,bj).ge.100)
90 molod 1.11 . landtype(i,j,bi,bj) = surftype(i,j,2,bi,bj)
91     if(sice(i,j,bi,bj).ne.0.0)landtype(i,j,bi,bj) = 101
92     enddo
93     enddo
94     enddo
95     enddo
96 molod 1.3
97 molod 1.21 C Compute pressure profile to get methane and n2o values
98     C - First bottom-up (in mb)
99 molod 1.3
100 molod 1.17 pressure0(1)=1000.
101 molod 1.5 do L = 2,Nrphys+1
102 molod 1.17 pressure0(L)=pressure0(L-1)-dpphys0(1,1,L-1,1,1)/100.
103     enddo
104 molod 1.21 C Now flip pressure to a top-down array and average to mid levels
105     C to send to fizhi init chem
106     do L = 1,Nrphys
107     pressure(L)=(pressure0(Nrphys+2-L)+pressure0(Nrphys+1-L))/2.
108 molod 1.1 enddo
109 molod 1.3
110 molod 1.4 call fizhi_init_chem(mythid,
111     . nlatsoz,nlevsoz,ntimesoz,latsoz,levsoz,ozone,
112     . nlatsq,nlevsq,ntimesq,latsq,levsq,stratq,
113 molod 1.12 . Nrphys,pressure,n2o,methane,co2,cfc11,cfc12,cfc22)
114 molod 1.1
115 molod 1.23 C Read dataset that contains topography variance (10m by 10m in a 2x2.5 box)
116     _BEGIN_MASTER( myThid )
117     CALL READ_REC_XY_RL('topvar19232.data',phis_var,1,0,mythid )
118     _END_MASTER(myThid)
119     _BARRIER
120 molod 1.16
121 molod 1.1 return
122     end

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