1 |
jmc |
1.29 |
C $Header: /u/gcmpack/MITgcm/pkg/fizhi/update_ocean_exports.F,v 1.28 2009/04/28 18:15:33 jmc Exp $ |
2 |
molod |
1.1 |
C $Name: $ |
3 |
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4 |
molod |
1.13 |
#include "FIZHI_OPTIONS.h" |
5 |
molod |
1.1 |
subroutine update_ocean_exports (myTime, myIter, myThid) |
6 |
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c---------------------------------------------------------------------- |
7 |
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c Subroutine update_ocean_exports - 'Wrapper' routine to update |
8 |
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c the fields related to the ocean's surface that are needed |
9 |
molod |
1.3 |
c by fizhi (sst and sea ice extent). |
10 |
molod |
1.1 |
c |
11 |
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c Call: getsst (Return the current sst field-read dataset if needed) |
12 |
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c getsice (Return the current sea ice field-read data if needed) |
13 |
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c----------------------------------------------------------------------- |
14 |
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implicit none |
15 |
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#include "SIZE.h" |
16 |
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#include "GRID.h" |
17 |
molod |
1.2 |
#include "fizhi_ocean_coms.h" |
18 |
molod |
1.1 |
#include "EEPARAMS.h" |
19 |
molod |
1.3 |
#include "chronos.h" |
20 |
molod |
1.20 |
#ifdef ALLOW_EXCH2 |
21 |
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#include "W2_EXCH2_TOPOLOGY.h" |
22 |
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#include "W2_EXCH2_PARAMS.h" |
23 |
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#endif /* ALLOW_EXCH2 */ |
24 |
molod |
1.1 |
|
25 |
molod |
1.14 |
integer myIter, myThid |
26 |
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_RL myTime |
27 |
molod |
1.1 |
|
28 |
jmc |
1.29 |
INTEGER xySize |
29 |
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#if defined(ALLOW_EXCH2) |
30 |
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PARAMETER ( xySize = W2_ioBufferSize ) |
31 |
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#else |
32 |
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PARAMETER ( xySize = Nx*Ny ) |
33 |
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#endif |
34 |
molod |
1.20 |
integer i, j, bi, bj, bislot, bjslot |
35 |
molod |
1.1 |
integer im1, im2, jm1, jm2, idim1, idim2, jdim1, jdim2 |
36 |
molod |
1.20 |
integer xsize, ysize |
37 |
jmc |
1.29 |
_RL sstmin |
38 |
molod |
1.3 |
parameter ( sstmin = 273.16 ) |
39 |
molod |
1.1 |
|
40 |
jmc |
1.29 |
_RL sst1 (xySize), sst2 (xySize) |
41 |
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_RL sice1(xySize), sice2(xySize) |
42 |
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c _RL sst1(xsize,ysize),sst2(xsize,ysize) |
43 |
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c _RL sice1(xsize,ysize),sice2(xsize,ysize) |
44 |
molod |
1.23 |
integer nymd1sst(nSx,nSy),nymd2sst(nSx,nSy) |
45 |
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integer nymd1sice(nSx,nSy),nymd2sice(nSx,nSy) |
46 |
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integer nhms1sst(nSx,nSy),nhms2sst(nSx,nSy) |
47 |
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integer nhms1sice(nSx,nSy),nhms2sice(nSx,nSy) |
48 |
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integer sstdates(370,nSx,nSy),sicedates(370,nSx,nSy) |
49 |
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integer ssttimes(370,nSx,nSy),sicetimes(370,nSx,nSy) |
50 |
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logical first(nSx,nSy) |
51 |
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integer nSxnSy |
52 |
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parameter(nSxnSy = nSx*nSy) |
53 |
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data first/nSxnSy*.true./ |
54 |
molod |
1.20 |
|
55 |
molod |
1.23 |
save nymd1sst,nymd2sst,nymd1sice,nymd2sice |
56 |
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save nhms1sst,nhms2sst,nhms1sice,nhms2sice |
57 |
molod |
1.20 |
save sst1, sst2, sice1, sice2 |
58 |
molod |
1.23 |
save sstdates, sicedates |
59 |
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save ssttimes, sicetimes |
60 |
molod |
1.20 |
|
61 |
jmc |
1.29 |
#if defined(ALLOW_EXCH2) |
62 |
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xsize = exch2_global_Nx |
63 |
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ysize = exch2_global_Ny |
64 |
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#else |
65 |
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xsize = Nx |
66 |
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ysize = Ny |
67 |
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#endif |
68 |
molod |
1.4 |
idim1 = 1-OLx |
69 |
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idim2 = sNx+OLx |
70 |
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jdim1 = 1-OLy |
71 |
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jdim2 = sNy+OLy |
72 |
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im1 = 1 |
73 |
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im2 = sNx |
74 |
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jm1 = 1 |
75 |
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jm2 = sNy |
76 |
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77 |
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C*********************************************************************** |
78 |
molod |
1.3 |
|
79 |
molod |
1.4 |
DO BJ = myByLo(myThid),myByHi(myThid) |
80 |
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DO BI = myBxLo(myThid),myBxHi(myThid) |
81 |
molod |
1.20 |
#if defined(ALLOW_EXCH2) |
82 |
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bislot = exch2_txglobalo(W2_myTileList(bi))-1 |
83 |
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bjslot = exch2_tyglobalo(W2_myTileList(bi))-1 |
84 |
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#else |
85 |
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bislot = myXGlobalLo-1+(bi-1)*sNx |
86 |
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bjslot = myYGlobalLo-1+(bj-1)*sNy |
87 |
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#endif |
88 |
molod |
1.4 |
|
89 |
molod |
1.24 |
call getsst(ksst,sstclim,idim1,idim2,jdim1,jdim2,im1,im2, |
90 |
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. jm1,jm2,nSx,nSy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
91 |
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. sst1,sst2,first(bi,bj),nymd1sst(bi,bj),nymd2sst(bi,bj), |
92 |
molod |
1.23 |
. nhms1sst(bi,bj),nhms2sst(bi,bj),sstdates(1,bi,bj), |
93 |
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. ssttimes(1,bi,bj),sst,myThid) |
94 |
molod |
1.24 |
call getsice(kice,siceclim,idim1,idim2,jdim1,jdim2,im1,im2, |
95 |
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. jm1,jm2,nSx,nSy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
96 |
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. sice1,sice2,first(bi,bj),nymd1sice(bi,bj),nymd2sice(bi,bj), |
97 |
molod |
1.23 |
. nhms1sice(bi,bj),nhms2sice(bi,bj),sicedates(1,bi,bj), |
98 |
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. sicetimes(1,bi,bj),sice,myThid) |
99 |
molod |
1.3 |
|
100 |
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c Check for Minimum Open-Water SST |
101 |
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c -------------------------------- |
102 |
molod |
1.4 |
do j=jm1,jm2 |
103 |
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do i=im1,im2 |
104 |
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if(sice(i,j,bi,bj).eq.0.0 .and. sst(i,j,bi,bj).lt.sstmin) |
105 |
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. sst(i,j,bi,bj) = sstmin |
106 |
molod |
1.1 |
enddo |
107 |
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enddo |
108 |
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109 |
molod |
1.4 |
ENDDO |
110 |
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ENDDO |
111 |
jmc |
1.28 |
_EXCH_XY_RL(sst,myThid) |
112 |
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_EXCH_XY_RL(sice,myThid) |
113 |
molod |
1.4 |
|
114 |
molod |
1.1 |
return |
115 |
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end |
116 |
molod |
1.3 |
|
117 |
molod |
1.25 |
subroutine getsice(iunit,clim,idim1,idim2,jdim1,jdim2,im1,im2, |
118 |
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. jm1,jm2,nSumx,nSumy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
119 |
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. sicebc1,sicebc2,first,nymdbc1,nymdbc2,nhmsbc1,nhmsbc2, |
120 |
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. nymdbc,nhmsbc,sice,mythid) |
121 |
molod |
1.20 |
C*********************************************************************** |
122 |
molod |
1.3 |
C |
123 |
jmc |
1.29 |
C!ROUTINE: GETSICE |
124 |
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C!DESCRIPTION: GETSICE returns the sea ice depth. |
125 |
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C! This routine is adaptable for any frequency |
126 |
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C! data upto a daily frequency. |
127 |
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C! note: for diurnal data ndmax should be increased. |
128 |
molod |
1.3 |
C |
129 |
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C!INPUT PARAMETERS: |
130 |
jmc |
1.29 |
C! iunit Unit number assigned to the sice data file |
131 |
molod |
1.4 |
C! idim1 Start dimension in x-direction |
132 |
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C! idim2 End dimension in x-direction |
133 |
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C! jdim1 Start dimension in y-direction |
134 |
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C! jdim2 End dimension in y-direction |
135 |
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C! im1 Begin of x-direction span for filling sice |
136 |
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C! im2 End of x-direction span for filling sice |
137 |
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C! jm1 Begin of y-direction span for filling sice |
138 |
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C! jm2 End of y-direction span for filling sice |
139 |
molod |
1.11 |
C! nSumx Number of processors in x-direction (local processor) |
140 |
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C! nSumy Number of processors in y-direction (local processor) |
141 |
molod |
1.20 |
C! xsize Number of processors in x-direction (global) |
142 |
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C! ysize Number of processors in y-direction (global) |
143 |
molod |
1.4 |
C! bi Processor number in x-direction (local to processor) |
144 |
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C! bj Processor number in y-direction (local to processor) |
145 |
molod |
1.20 |
C! bislot Processor number in x-direction (global) |
146 |
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C! bjslot Processor number in y-direction (global) |
147 |
jmc |
1.29 |
C! nymd YYMMDD of the current model timestep |
148 |
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C! nhms HHMMSS of the model time |
149 |
molod |
1.3 |
C |
150 |
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C!OUTPUT PARAMETERS: |
151 |
jmc |
1.29 |
C! sice(idim1:idim2,jdim1:jdim2,nSumx,nSumy) Sea ice depth in meters |
152 |
molod |
1.3 |
C |
153 |
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C!ROUTINES CALLED: |
154 |
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C |
155 |
jmc |
1.29 |
C! bcdata Reads the data for a given unit number |
156 |
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C! bcheader Reads the header info for a given unit number |
157 |
molod |
1.4 |
C! interp_time Returns weights for linear interpolation |
158 |
molod |
1.3 |
C |
159 |
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C-------------------------------------------------------------------------- |
160 |
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161 |
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implicit none |
162 |
molod |
1.11 |
#include "SIZE.h" |
163 |
molod |
1.4 |
|
164 |
molod |
1.11 |
integer iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSumx,nSumy |
165 |
molod |
1.23 |
integer xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms,mythid |
166 |
molod |
1.25 |
logical clim |
167 |
molod |
1.4 |
|
168 |
molod |
1.20 |
_RL sicebc1(xsize,ysize) |
169 |
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_RL sicebc2(xsize,ysize) |
170 |
molod |
1.11 |
_RL sice(idim1:idim2,jdim1:jdim2,nSumx,nSumy) |
171 |
molod |
1.23 |
integer nhmsbc1,nhmsbc2,nymdbc1,nymdbc2 |
172 |
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logical first |
173 |
molod |
1.3 |
|
174 |
molod |
1.4 |
C Maximum number of dates in one year for the data |
175 |
jmc |
1.29 |
integer ndmax |
176 |
molod |
1.3 |
parameter (ndmax = 370) |
177 |
molod |
1.23 |
integer nymdbc(ndmax),nhmsbc(ndmax) |
178 |
molod |
1.3 |
|
179 |
molod |
1.4 |
character*8 cname |
180 |
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character*80 cdscrip |
181 |
molod |
1.26 |
character*22 sicedata |
182 |
molod |
1.13 |
_RL fac1, fac2, lat0, lon0, timebc1, timebc2, timemod, undef |
183 |
molod |
1.23 |
logical found, error |
184 |
molod |
1.20 |
integer i,j,n,nn,iyear,iyearbc,nd,ndby3,imbc,jmbc |
185 |
molod |
1.23 |
integer ndatebc,nrec |
186 |
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integer nymdmod |
187 |
molod |
1.3 |
|
188 |
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189 |
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C--------- Variable Initialization --------------------------------- |
190 |
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191 |
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data error /.false./ |
192 |
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193 |
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c save header info |
194 |
molod |
1.23 |
save imbc,jmbc,lat0,lon0,ndatebc,undef |
195 |
molod |
1.3 |
|
196 |
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c this only works for between 1950-2050 |
197 |
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if (nymd .lt. 500101) then |
198 |
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nymdmod = 20000000 + nymd |
199 |
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else if (nymd .le. 991231) then |
200 |
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nymdmod = 19000000 + nymd |
201 |
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else |
202 |
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nymdmod = nymd |
203 |
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endif |
204 |
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205 |
molod |
1.26 |
iyear = nymdmod/10000 |
206 |
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if(clim) then |
207 |
molod |
1.27 |
if(xsize.eq.192)sicedata='sice19232.weekly.clim' |
208 |
|
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if(xsize.eq.612)sicedata='sice612102.weekly.clim' |
209 |
molod |
1.26 |
else |
210 |
molod |
1.27 |
if(xsize.eq.192) |
211 |
|
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. WRITE(sicedata,'(A,I4)')'sice19232.weekly.y',iyear |
212 |
|
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if(xsize.eq.612) |
213 |
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. WRITE(sicedata,'(A,I4)')'sice612102.weekly.y',iyear |
214 |
molod |
1.26 |
endif |
215 |
molod |
1.16 |
|
216 |
molod |
1.3 |
c initialize so that first time through they have values for the check |
217 |
molod |
1.23 |
c these values make the iyear .ne. iyearbc true anyways for |
218 |
molod |
1.3 |
c for the first time so first isnt checked below. |
219 |
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220 |
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if (first) then |
221 |
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nymdbc(2) = 0 |
222 |
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nymdbc1 = 0 |
223 |
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nymdbc2 = 0 |
224 |
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nhmsbc1 = 0 |
225 |
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nhmsbc2 = 0 |
226 |
molod |
1.23 |
first = .false. |
227 |
molod |
1.3 |
endif |
228 |
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229 |
|
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C---------- Read in Header file ---------------------------------- |
230 |
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231 |
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iyearbc = nymdbc(2)/10000 |
232 |
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233 |
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if( iyear.ne.iyearbc ) then |
234 |
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|
235 |
molod |
1.23 |
close(iunit) |
236 |
molod |
1.15 |
open (iunit,file=sicedata,form='unformatted',access='direct', |
237 |
molod |
1.20 |
. recl=xsize*ysize*4) |
238 |
molod |
1.5 |
nrec = 1 |
239 |
|
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call bcheader (iunit, ndmax, nrec, |
240 |
jmc |
1.29 |
. cname, cdscrip, imbc, jmbc, lat0, lon0, |
241 |
molod |
1.5 |
. ndatebc, nymdbc, nhmsbc, undef, error) |
242 |
molod |
1.3 |
|
243 |
|
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C--------- Check data for Compatibility ------------------------------ |
244 |
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|
245 |
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C Check for correct data in boundary condition file |
246 |
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if (.not.error .and. cname.ne.'SICE') then |
247 |
molod |
1.4 |
write(6,*)'Wrong data in SICE boundary condition file => ',cname |
248 |
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error = .true. |
249 |
molod |
1.3 |
endif |
250 |
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251 |
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C Check Horizontal Resolution |
252 |
molod |
1.20 |
if(.not.error.and.imbc*jmbc.ne.xsize*ysize)then |
253 |
molod |
1.4 |
write(6,*) ' B.C. Resolution DOES NOT match Model Resolution!' |
254 |
molod |
1.20 |
write(6,*) ' B.C. Resolution: ',imbc*jmbc |
255 |
|
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write(6,*) 'Model Resolution: ',xsize*ysize |
256 |
molod |
1.4 |
error = .true. |
257 |
molod |
1.3 |
endif |
258 |
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|
259 |
jmc |
1.29 |
C Check Year |
260 |
molod |
1.3 |
iyearbc = nymdbc(2)/10000 |
261 |
|
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if (.not.error .and. iyear.ne.iyearbc .and. iyearbc.ne.0) then |
262 |
molod |
1.5 |
write(6,*)' B.C. Year DOES NOT match REQUESTED Year!' |
263 |
|
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write(6,*)' B.C. Year: ', iyearbc |
264 |
|
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write(6,*)'Requested Year: ', iyear |
265 |
molod |
1.4 |
error = .true. |
266 |
molod |
1.3 |
endif |
267 |
|
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|
268 |
molod |
1.4 |
if (.not.error) then |
269 |
molod |
1.3 |
C if climatology, fill dates for data with current model year |
270 |
jmc |
1.29 |
if (iyearbc.eq.0) then |
271 |
molod |
1.4 |
write(6,*) |
272 |
jmc |
1.29 |
write(6,*) 'Climatological Dataset is being used.' |
273 |
molod |
1.4 |
write(6,*) 'Current model year to be used to fill Header Dates' |
274 |
|
|
do n = 2, ndatebc-1 |
275 |
jmc |
1.29 |
nymdbc(n) = nymdbc(n) +(nymdmod/10000)*10000 |
276 |
molod |
1.4 |
enddo |
277 |
molod |
1.3 |
C For the first date subtract 1 year from the current model NYMD |
278 |
molod |
1.4 |
n = 1 |
279 |
jmc |
1.29 |
nymdbc(n) = nymdbc(n) +(nymdmod/10000-1)*10000 |
280 |
molod |
1.3 |
C For the last date add 1 year to the current model NYMD |
281 |
molod |
1.4 |
n = ndatebc |
282 |
jmc |
1.29 |
nymdbc(n) = nymdbc(n) +(nymdmod/10000+1)*10000 |
283 |
molod |
1.4 |
endif |
284 |
molod |
1.3 |
|
285 |
|
|
C Write out header info |
286 |
molod |
1.23 |
_BEGIN_MASTER( myThid ) |
287 |
molod |
1.4 |
write(6,*) ' Updated boundary condition data' |
288 |
|
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write(6,*) ' ---------------------------------' |
289 |
|
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write(6,*) ' Variable: ',cname |
290 |
|
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write(6,*) ' Description: ',cdscrip |
291 |
|
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write(6,*) ' Resolution: x= ',imbc,' y= ',jmbc, |
292 |
|
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. ' Undefined value = ',undef |
293 |
|
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write(6,*) ' Starting latitude = ',lat0,' longitude =',lon0 |
294 |
|
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write(6,*) ' Data valid at these times: ' |
295 |
|
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ndby3 = ndatebc/3 |
296 |
|
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do n = 1, ndby3*3,3 |
297 |
|
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write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=n,n+2) |
298 |
|
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1000 format(3(2x,i3,':',i8,2x,i8)) |
299 |
|
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enddo |
300 |
|
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write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=ndby3*3+1,ndatebc) |
301 |
molod |
1.23 |
_END_MASTER( myThid ) |
302 |
jmc |
1.29 |
endif |
303 |
molod |
1.3 |
|
304 |
molod |
1.4 |
endif |
305 |
molod |
1.3 |
|
306 |
|
|
C---------- Read sice data if necessary ------------------------------- |
307 |
|
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|
308 |
molod |
1.4 |
found = .false. |
309 |
|
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nd = 2 |
310 |
molod |
1.3 |
|
311 |
jmc |
1.29 |
c If model time is not within the times of saved sice data |
312 |
|
|
c from previous call to getsice then read new data |
313 |
molod |
1.3 |
|
314 |
molod |
1.23 |
timemod = dfloat(nymdmod) + dfloat(nhms) /1000000 |
315 |
|
|
timebc1 = dfloat(nymdbc1) + dfloat(nhmsbc1)/1000000 |
316 |
|
|
timebc2 = dfloat(nymdbc2) + dfloat(nhmsbc2)/1000000 |
317 |
molod |
1.4 |
|
318 |
|
|
if (timemod .lt. timebc1 .or. timemod .ge. timebc2) then |
319 |
|
|
|
320 |
|
|
do while (.not.found .and. nd .le. ndatebc) |
321 |
molod |
1.23 |
timebc2 = dfloat(nymdbc(nd)) + dfloat(nhmsbc(nd))/1000000 |
322 |
jmc |
1.29 |
if (timebc2 .gt. timemod) then |
323 |
molod |
1.5 |
nymdbc1 = nymdbc(nd-1) |
324 |
|
|
nymdbc2 = nymdbc(nd) |
325 |
|
|
nhmsbc1 = nhmsbc(nd-1) |
326 |
|
|
nhmsbc2 = nhmsbc(nd) |
327 |
molod |
1.20 |
call bcdata (iunit,imbc,jmbc,nd,nd+1,sicebc1,sicebc2) |
328 |
molod |
1.5 |
found = .true. |
329 |
molod |
1.4 |
else |
330 |
molod |
1.5 |
nd = nd + 1 |
331 |
molod |
1.4 |
endif |
332 |
|
|
enddo |
333 |
molod |
1.3 |
|
334 |
jmc |
1.29 |
c Otherwise the data from the last time in getsice surrounds the |
335 |
molod |
1.3 |
c current model time. |
336 |
|
|
|
337 |
molod |
1.4 |
else |
338 |
|
|
found = .true. |
339 |
|
|
endif |
340 |
|
|
|
341 |
|
|
if (.not.found) then |
342 |
jmc |
1.29 |
print *, 'STOP: Could not find SICE dates for model time.' |
343 |
molod |
1.4 |
call my_finalize |
344 |
|
|
call my_exit (101) |
345 |
|
|
endif |
346 |
molod |
1.3 |
|
347 |
|
|
C---------- Interpolate sice data ------------------------------------ |
348 |
|
|
|
349 |
molod |
1.4 |
call interp_time(nymdmod,nhms,nymdbc1,nhmsbc1,nymdbc2,nhmsbc2, |
350 |
|
|
. fac1,fac2) |
351 |
molod |
1.3 |
|
352 |
molod |
1.4 |
do j = jm1,jm2 |
353 |
|
|
do i = im1,im2 |
354 |
jmc |
1.29 |
sice(i,j,bi,bj) = sicebc1(i+bislot,j+bjslot)*fac1 |
355 |
|
|
. + sicebc2(i+bislot,j+bjslot)*fac2 |
356 |
molod |
1.3 |
c average to 0 or 1 |
357 |
|
|
c ----------------- |
358 |
molod |
1.4 |
if (sice(i,j,bi,bj) .ge. 0.5) then |
359 |
|
|
sice(i,j,bi,bj) = 1. |
360 |
|
|
else |
361 |
|
|
sice(i,j,bi,bj) = 0. |
362 |
|
|
endif |
363 |
|
|
enddo |
364 |
|
|
enddo |
365 |
molod |
1.3 |
|
366 |
|
|
C---------- Fill sice with depth of ice ------------------------------------ |
367 |
molod |
1.4 |
do j = jm1,jm2 |
368 |
|
|
do i = im1,im2 |
369 |
jmc |
1.29 |
if (sice(i,j,bi,bj) .eq. 1.) then |
370 |
molod |
1.4 |
sice(i,j,bi,bj) = 3. |
371 |
|
|
endif |
372 |
|
|
enddo |
373 |
|
|
enddo |
374 |
molod |
1.3 |
C--------------------------------------------------------------------------- |
375 |
jmc |
1.29 |
|
376 |
molod |
1.3 |
return |
377 |
|
|
end |
378 |
molod |
1.25 |
subroutine getsst(iunit,clim,idim1,idim2,jdim1,jdim2,im1,im2, |
379 |
|
|
. jm1,jm2,nSumx,nSumy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
380 |
|
|
. sstbc1,sstbc2,first,nymdbc1,nymdbc2,nhmsbc1,nhmsbc2, |
381 |
|
|
. nymdbc,nhmsbc,sst,mythid) |
382 |
molod |
1.20 |
C*********************************************************************** |
383 |
molod |
1.3 |
C |
384 |
jmc |
1.29 |
C!ROUTINE: GETSST |
385 |
|
|
C!DESCRIPTION: GETSST gets the SST data. |
386 |
|
|
C! This routine is adaptable for any frequency |
387 |
|
|
C! data upto a daily frequency. |
388 |
|
|
C! note: for diurnal data ndmax should be increased. |
389 |
molod |
1.3 |
C |
390 |
|
|
C!INPUT PARAMETERS: |
391 |
jmc |
1.29 |
C! iunit Unit number assigned to the sice data file |
392 |
molod |
1.5 |
C! idim1 Start dimension in x-direction |
393 |
|
|
C! idim2 End dimension in x-direction |
394 |
|
|
C! jdim1 Start dimension in y-direction |
395 |
|
|
C! jdim2 End dimension in y-direction |
396 |
molod |
1.20 |
C! im1 Begin of x-direction span for filling sst |
397 |
|
|
C! im2 End of x-direction span for filling sst |
398 |
|
|
C! jm1 Begin of y-direction span for filling sst |
399 |
|
|
C! jm2 End of y-direction span for filling sst |
400 |
molod |
1.11 |
C! nSumx Number of processors in x-direction (local processor) |
401 |
|
|
C! nSumy Number of processors in y-direction (local processor) |
402 |
molod |
1.20 |
C! xsize x-dimension of global array |
403 |
|
|
C! ysize y-dimension of global array |
404 |
molod |
1.5 |
C! bi Processor number in x-direction (local to processor) |
405 |
|
|
C! bj Processor number in y-direction (local to processor) |
406 |
molod |
1.20 |
C! bislot Slot number into global array in x-direction (global) |
407 |
|
|
C! bjslot Slot number into global array in y-direction (global) |
408 |
jmc |
1.29 |
C! nymd YYMMDD of the current model timestep |
409 |
|
|
C! nhms HHMMSS of the model time |
410 |
molod |
1.3 |
C |
411 |
|
|
C!OUTPUT PARAMETERS: |
412 |
jmc |
1.29 |
C! sst(idim1:idim2,jdim1:jdim2,nSumx,nSumy) Sea surface temperature (K) |
413 |
molod |
1.3 |
C |
414 |
|
|
C!ROUTINES CALLED: |
415 |
|
|
C |
416 |
jmc |
1.29 |
C! bcdata Reads the data for a given unit number |
417 |
|
|
C! bcheader Reads the header info for a given unit number |
418 |
|
|
C! interp_time Returns weights for linear interpolation |
419 |
molod |
1.3 |
C |
420 |
|
|
C-------------------------------------------------------------------------- |
421 |
|
|
|
422 |
|
|
implicit none |
423 |
molod |
1.11 |
#include "SIZE.h" |
424 |
molod |
1.5 |
|
425 |
molod |
1.11 |
integer iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSumx,nSumy |
426 |
molod |
1.23 |
integer xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms,mythid |
427 |
molod |
1.25 |
logical clim |
428 |
molod |
1.3 |
|
429 |
molod |
1.20 |
_RL sstbc1(xsize,ysize) |
430 |
|
|
_RL sstbc2(xsize,ysize) |
431 |
molod |
1.11 |
_RL sst(idim1:idim2,jdim1:jdim2,nSumx,nSumy) |
432 |
molod |
1.23 |
integer nhmsbc1,nhmsbc2,nymdbc1,nymdbc2 |
433 |
|
|
logical first |
434 |
molod |
1.3 |
|
435 |
molod |
1.5 |
C Maximum number of dates in one year for the data |
436 |
jmc |
1.29 |
integer ndmax |
437 |
molod |
1.3 |
parameter (ndmax = 370) |
438 |
molod |
1.23 |
integer nymdbc(ndmax),nhmsbc(ndmax) |
439 |
molod |
1.3 |
|
440 |
molod |
1.5 |
character*8 cname |
441 |
|
|
character*80 cdscrip |
442 |
molod |
1.26 |
character*21 sstdata |
443 |
molod |
1.13 |
_RL fac1, fac2, lat0, lon0, timebc1, timebc2, timemod, undef |
444 |
molod |
1.23 |
logical found, error |
445 |
molod |
1.20 |
integer i,j,n,nn,iyear,iyearbc,nd,ndby3,imbc,jmbc |
446 |
molod |
1.23 |
integer ndatebc,nrec |
447 |
|
|
integer nymdmod |
448 |
molod |
1.5 |
|
449 |
molod |
1.3 |
|
450 |
|
|
C--------- Variable Initialization --------------------------------- |
451 |
|
|
|
452 |
|
|
data error /.false./ |
453 |
|
|
|
454 |
|
|
c save header info |
455 |
molod |
1.23 |
save imbc,jmbc,lat0,lon0,ndatebc,undef |
456 |
molod |
1.3 |
|
457 |
|
|
c this only works for between 1950-2050 |
458 |
|
|
if (nymd .lt. 500101) then |
459 |
|
|
nymdmod = 20000000 + nymd |
460 |
|
|
else if (nymd .le. 991231) then |
461 |
|
|
nymdmod = 19000000 + nymd |
462 |
|
|
else |
463 |
|
|
nymdmod = nymd |
464 |
|
|
endif |
465 |
|
|
|
466 |
molod |
1.26 |
iyear = nymdmod/10000 |
467 |
|
|
if(clim) then |
468 |
molod |
1.27 |
if(xsize.eq.192)sstdata='sst19232.weekly.clim' |
469 |
|
|
if(xsize.eq.612)sstdata='sst612102.weekly.clim' |
470 |
molod |
1.26 |
else |
471 |
molod |
1.27 |
if(xsize.eq.192) |
472 |
|
|
. WRITE(sstdata,'(A,I4)')'sst19232.weekly.y',iyear |
473 |
|
|
if(xsize.eq.612) |
474 |
|
|
. WRITE(sstdata,'(A,I4)')'sst612102.weekly.y',iyear |
475 |
molod |
1.26 |
endif |
476 |
molod |
1.16 |
|
477 |
molod |
1.3 |
c initialize so that first time through they have values for the check |
478 |
|
|
c these vaules make the iyear .ne. iyearbc true anyways for |
479 |
|
|
c for the first time so first isnt checked below. |
480 |
|
|
if (first) then |
481 |
|
|
nymdbc(2) = 0 |
482 |
|
|
nymdbc1 = 0 |
483 |
|
|
nymdbc2 = 0 |
484 |
|
|
nhmsbc1 = 0 |
485 |
|
|
nhmsbc2 = 0 |
486 |
molod |
1.23 |
first = .false. |
487 |
molod |
1.3 |
endif |
488 |
|
|
|
489 |
|
|
C---------- Read in Header file ---------------------------------- |
490 |
|
|
|
491 |
|
|
iyearbc = nymdbc(2)/10000 |
492 |
|
|
|
493 |
|
|
if( iyear.ne.iyearbc ) then |
494 |
|
|
|
495 |
molod |
1.23 |
close(iunit) |
496 |
molod |
1.15 |
open (iunit,file=sstdata,form='unformatted',access='direct', |
497 |
molod |
1.20 |
. recl=xsize*ysize*4) |
498 |
molod |
1.5 |
nrec = 1 |
499 |
|
|
call bcheader (iunit, ndmax, nrec, |
500 |
jmc |
1.29 |
. cname, cdscrip, imbc, jmbc, lat0, lon0, |
501 |
molod |
1.5 |
. ndatebc, nymdbc, nhmsbc, undef, error) |
502 |
molod |
1.3 |
|
503 |
|
|
C--------- Check data for Compatibility |
504 |
|
|
|
505 |
|
|
C Check for correct data in boundary condition file |
506 |
|
|
if (.not.error .and. cname.ne.'SST') then |
507 |
molod |
1.5 |
write(6,*)'Wrong data in SST boundary condition file => ',cname |
508 |
|
|
error = .true. |
509 |
molod |
1.3 |
endif |
510 |
|
|
|
511 |
|
|
C Check Horizontal Resolution |
512 |
molod |
1.20 |
if(.not.error.and.imbc*jmbc.ne.xsize*ysize)then |
513 |
molod |
1.5 |
write(6,*) ' B.C. Resolution DOES NOT match Model Resolution!' |
514 |
molod |
1.20 |
write(6,*) ' B.C. Resolution: ',imbc*jmbc |
515 |
|
|
write(6,*) 'Model Resolution: ',xsize*ysize |
516 |
molod |
1.5 |
error = .true. |
517 |
molod |
1.3 |
endif |
518 |
|
|
|
519 |
jmc |
1.29 |
C Check Year |
520 |
molod |
1.3 |
iyearbc = nymdbc(2)/10000 |
521 |
|
|
if (.not.error .and. iyear.ne.iyearbc .and. iyearbc.ne.0) then |
522 |
molod |
1.5 |
write(6,*)' B.C. Year DOES NOT match REQUESTED Year!' |
523 |
|
|
write(6,*)' B.C. Year: ', iyearbc |
524 |
|
|
write(6,*)'Requested Year: ', iyear |
525 |
|
|
error = .true. |
526 |
molod |
1.3 |
endif |
527 |
|
|
|
528 |
|
|
if (.not.error) then |
529 |
|
|
C if climatology, fill dates for data with current model year |
530 |
jmc |
1.29 |
if (iyearbc.eq.0) then |
531 |
molod |
1.5 |
write(6,*) |
532 |
jmc |
1.29 |
write(6,*)'Climatological Dataset is being used.' |
533 |
molod |
1.9 |
write(6,*)'Current model year is used to fill Header Dates' |
534 |
molod |
1.5 |
do n = 2, ndatebc-1 |
535 |
jmc |
1.29 |
nymdbc(n) = nymdbc(n) +(nymdmod/10000)*10000 |
536 |
molod |
1.5 |
enddo |
537 |
molod |
1.3 |
C For the first date subtract 1 year from the current model NYMD |
538 |
molod |
1.5 |
n = 1 |
539 |
jmc |
1.29 |
nymdbc(n) = nymdbc(n) +(nymdmod/10000-1)*10000 |
540 |
molod |
1.3 |
C For the last date add 1 year to the current model NYMD |
541 |
molod |
1.5 |
n = ndatebc |
542 |
jmc |
1.29 |
nymdbc(n) = nymdbc(n) +(nymdmod/10000+1)*10000 |
543 |
molod |
1.5 |
endif |
544 |
molod |
1.3 |
|
545 |
|
|
C Write out header info |
546 |
molod |
1.23 |
_BEGIN_MASTER( myThid ) |
547 |
molod |
1.5 |
write(6,*) ' Updated boundary condition data' |
548 |
|
|
write(6,*) ' ---------------------------------' |
549 |
|
|
write(6,*) ' Variable: ',cname |
550 |
|
|
write(6,*) ' Description: ',cdscrip |
551 |
|
|
write(6,*) ' Resolution: x= ',imbc,' y= ',jmbc, |
552 |
|
|
. ' Undefined value = ',undef |
553 |
|
|
write(6,*) ' Starting latitude = ',lat0,' longitude =',lon0 |
554 |
|
|
write(6,*) ' Data valid at these times: ' |
555 |
|
|
ndby3 = ndatebc/3 |
556 |
|
|
do n = 1, ndby3*3,3 |
557 |
|
|
write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=n,n+2) |
558 |
|
|
1000 format(3(2x,i3,':',i8,2x,i8)) |
559 |
|
|
enddo |
560 |
|
|
write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=ndby3*3+1,ndatebc) |
561 |
molod |
1.23 |
_END_MASTER( myThid ) |
562 |
molod |
1.8 |
endif |
563 |
molod |
1.3 |
|
564 |
|
|
if( error ) call my_exit (101) |
565 |
|
|
|
566 |
molod |
1.8 |
endif |
567 |
molod |
1.3 |
|
568 |
|
|
C---------- Read SST data if necessary ------------------------------- |
569 |
|
|
|
570 |
molod |
1.5 |
found = .false. |
571 |
|
|
nd = 2 |
572 |
molod |
1.3 |
|
573 |
jmc |
1.29 |
c If model time is not within the times of saved sst data |
574 |
|
|
c from previous call to getsst then read new data |
575 |
molod |
1.3 |
|
576 |
molod |
1.23 |
timemod = dfloat(nymdmod) + dfloat(nhms) /1000000 |
577 |
|
|
timebc1 = dfloat(nymdbc1) + dfloat(nhmsbc1)/1000000 |
578 |
|
|
timebc2 = dfloat(nymdbc2) + dfloat(nhmsbc2)/1000000 |
579 |
|
|
|
580 |
molod |
1.5 |
if (timemod .lt. timebc1 .or. timemod .ge. timebc2) then |
581 |
|
|
|
582 |
|
|
do while (.not.found .and. nd .le. ndatebc) |
583 |
molod |
1.23 |
timebc2 = dfloat(nymdbc(nd)) + dfloat(nhmsbc(nd))/1000000 |
584 |
jmc |
1.29 |
if (timebc2 .gt. timemod) then |
585 |
molod |
1.5 |
nymdbc1 = nymdbc(nd-1) |
586 |
|
|
nymdbc2 = nymdbc(nd) |
587 |
|
|
nhmsbc1 = nhmsbc(nd-1) |
588 |
|
|
nhmsbc2 = nhmsbc(nd) |
589 |
molod |
1.20 |
call bcdata (iunit,imbc,jmbc,nd,nd+1,sstbc1,sstbc2) |
590 |
molod |
1.5 |
found = .true. |
591 |
|
|
else |
592 |
|
|
nd = nd + 1 |
593 |
|
|
endif |
594 |
|
|
enddo |
595 |
molod |
1.3 |
|
596 |
jmc |
1.29 |
c Otherwise the data from the last time in getsst surrounds the |
597 |
molod |
1.3 |
c current model time. |
598 |
|
|
|
599 |
molod |
1.5 |
else |
600 |
|
|
found = .true. |
601 |
|
|
endif |
602 |
jmc |
1.29 |
|
603 |
molod |
1.5 |
if (.not.found) then |
604 |
|
|
print *, 'STOP: Could not find SST dates for model time.' |
605 |
|
|
call my_finalize |
606 |
|
|
call my_exit (101) |
607 |
|
|
endif |
608 |
molod |
1.3 |
|
609 |
|
|
C---------- Interpolate SST data ------------------------------------ |
610 |
|
|
|
611 |
molod |
1.5 |
call interp_time(nymdmod,nhms,nymdbc1,nhmsbc1,nymdbc2,nhmsbc2, |
612 |
|
|
. fac1,fac2) |
613 |
molod |
1.3 |
|
614 |
molod |
1.5 |
do j = jm1,jm2 |
615 |
|
|
do i = im1,im2 |
616 |
jmc |
1.29 |
sst(i,j,bi,bj) = sstbc1(i+bislot,j+bjslot)*fac1 |
617 |
|
|
. + sstbc2(i+bislot,j+bjslot)*fac2 |
618 |
molod |
1.5 |
enddo |
619 |
|
|
enddo |
620 |
jmc |
1.29 |
|
621 |
molod |
1.21 |
|
622 |
molod |
1.3 |
return |
623 |
|
|
end |
624 |
|
|
|
625 |
molod |
1.20 |
subroutine bcdata (iunit,im,jm,nrec1,nrec2,field1,field2) |
626 |
molod |
1.3 |
C************************************************************************ |
627 |
|
|
C |
628 |
molod |
1.5 |
C!ROUTINE: BCDATA |
629 |
|
|
C!DESCRIPTION: BCDATA reads the data from the file assigned to the |
630 |
|
|
C! passed unit number and returns data from the two times |
631 |
jmc |
1.29 |
C! surrounding the current model time. The two record |
632 |
molod |
1.5 |
C! postitions are not assumed to be next to each other. |
633 |
molod |
1.3 |
C |
634 |
|
|
C!INPUT PARAMETERS: |
635 |
molod |
1.5 |
C! im number of x points |
636 |
|
|
C! im number of x points |
637 |
|
|
C! nrec1 record number of the time before the model time |
638 |
|
|
C! nrec2 record number of the time after the model time |
639 |
molod |
1.3 |
C |
640 |
|
|
C!OUTPUT PARAMETERS: |
641 |
molod |
1.20 |
C! field1(im,jm) data field before the model time |
642 |
|
|
C! field2(im,jm) data field after the model time |
643 |
molod |
1.3 |
C |
644 |
|
|
C-------------------------------------------------------------------------- |
645 |
molod |
1.5 |
implicit none |
646 |
molod |
1.3 |
|
647 |
molod |
1.20 |
integer iunit,im,jm,nrec1,nrec2 |
648 |
molod |
1.3 |
|
649 |
molod |
1.20 |
_RL field1(im,jm) |
650 |
|
|
_RL field2(im,jm) |
651 |
molod |
1.3 |
|
652 |
molod |
1.20 |
integer i,j |
653 |
|
|
real*4 f1(im,jm), f2(im,jm) |
654 |
molod |
1.3 |
|
655 |
|
|
C--------- Read file ----------------------------------------------- |
656 |
|
|
read(iunit,rec=nrec1) f1 |
657 |
|
|
read(iunit,rec=nrec2) f2 |
658 |
|
|
|
659 |
molod |
1.12 |
#ifdef _BYTESWAPIO |
660 |
molod |
1.20 |
call MDS_BYTESWAPR4( im*jm, f1) |
661 |
|
|
call MDS_BYTESWAPR4( im*jm, f2) |
662 |
molod |
1.12 |
#endif |
663 |
molod |
1.3 |
do j=1,jm |
664 |
|
|
do i=1,im |
665 |
molod |
1.20 |
field1(i,j) = f1(i,j) |
666 |
|
|
field2(i,j) = f2(i,j) |
667 |
molod |
1.3 |
enddo |
668 |
|
|
enddo |
669 |
|
|
|
670 |
|
|
return |
671 |
|
|
end |
672 |
|
|
subroutine bcheader (iunit, ndmax, nrec, |
673 |
jmc |
1.29 |
. cname, cdscrip, im, jm, lat0, lon0, ndatebc, |
674 |
molod |
1.5 |
. nymdbc, nhmsbc, undef, error) |
675 |
molod |
1.3 |
C************************************************************************ |
676 |
|
|
C |
677 |
molod |
1.5 |
C!ROUTINE: BCHEADER |
678 |
jmc |
1.29 |
C!DESCRIPTION: BCHEADER reads the header from a file and returns the info. |
679 |
molod |
1.3 |
C |
680 |
|
|
C!INPUT PARAMETERS: |
681 |
molod |
1.5 |
C! iunit unit number assigned to the data file |
682 |
|
|
C! ndmax maximum number of date/times of the data |
683 |
|
|
C! nrec record number of the header info (or assume 1??) |
684 |
molod |
1.3 |
C |
685 |
|
|
C!OUTPUT PARAMETERS: |
686 |
molod |
1.5 |
C! cname name of the data in the file header |
687 |
jmc |
1.29 |
C! cdscrip description of the data in the file header |
688 |
molod |
1.5 |
C! im number of x points |
689 |
|
|
C! jm number of y points |
690 |
|
|
C! lat0 starting latitude for the data grid |
691 |
|
|
C! lon0 starting longitude for the data grid |
692 |
jmc |
1.29 |
C! ndatebc number of date/times of the data in the file |
693 |
molod |
1.5 |
C! nymdbc(ndmax) array of dates for the data including century |
694 |
|
|
C! nhmsbc(ndmax) array of times for the data |
695 |
|
|
C! undef value for undefined values in the data |
696 |
|
|
C! error logical TRUE if dataset problem |
697 |
molod |
1.3 |
C |
698 |
|
|
C-------------------------------------------------------------------------- |
699 |
molod |
1.5 |
implicit none |
700 |
molod |
1.3 |
|
701 |
molod |
1.5 |
integer iunit, ndmax, nrec |
702 |
molod |
1.3 |
|
703 |
molod |
1.5 |
character*8 cname |
704 |
|
|
character*80 cdscrip |
705 |
molod |
1.20 |
character*112 dummy112 |
706 |
|
|
integer im,jm,ndatebc,nymdbc(ndmax),nhmsbc(ndmax) |
707 |
molod |
1.13 |
_RL lat0,lon0,undef |
708 |
molod |
1.5 |
logical error |
709 |
|
|
|
710 |
molod |
1.11 |
integer i |
711 |
molod |
1.20 |
integer*4 im_32,jm_32 |
712 |
molod |
1.9 |
integer*4 ndatebc_32,nhmsbc_32(ndmax),nymdbc_32(ndmax) |
713 |
molod |
1.5 |
real*4 lat0_32,lon0_32,undef_32 |
714 |
molod |
1.3 |
|
715 |
|
|
C--------- Read file ----------------------------------------------- |
716 |
|
|
|
717 |
jmc |
1.29 |
read(iunit,rec=nrec,err=500) cname, cdscrip, |
718 |
|
|
. im_32, jm_32, lat0_32, lon0_32, |
719 |
molod |
1.20 |
. ndatebc_32, undef_32 |
720 |
|
|
|
721 |
molod |
1.12 |
#ifdef _BYTESWAPIO |
722 |
molod |
1.18 |
call MDS_BYTESWAPI4( 1, im_32) |
723 |
|
|
call MDS_BYTESWAPI4( 1, jm_32) |
724 |
molod |
1.12 |
call MDS_BYTESWAPR4( 1, lat0_32) |
725 |
|
|
call MDS_BYTESWAPR4( 1, lon0_32) |
726 |
molod |
1.20 |
call MDS_BYTESWAPI4( 1, ndatebc_32) |
727 |
molod |
1.12 |
call MDS_BYTESWAPR4( 1, undef_32) |
728 |
|
|
#endif |
729 |
molod |
1.5 |
|
730 |
molod |
1.20 |
read(iunit,rec=nrec,err=500) dummy112, |
731 |
|
|
. (nymdbc_32(i), nhmsbc_32(i), i=1,ndatebc_32) |
732 |
|
|
|
733 |
molod |
1.5 |
im = im_32 |
734 |
|
|
jm = jm_32 |
735 |
|
|
lat0 = lat0_32 |
736 |
|
|
lon0 = lon0_32 |
737 |
molod |
1.3 |
undef = undef_32 |
738 |
|
|
|
739 |
|
|
ndatebc = ndatebc_32 |
740 |
|
|
do i=1,ndatebc |
741 |
molod |
1.20 |
#ifdef _BYTESWAPIO |
742 |
|
|
call MDS_BYTESWAPI4( 1, nymdbc_32(i)) |
743 |
|
|
call MDS_BYTESWAPI4( 1, nhmsbc_32(i)) |
744 |
|
|
#endif |
745 |
molod |
1.3 |
nymdbc(i) = nymdbc_32(i) |
746 |
|
|
nhmsbc(i) = nhmsbc_32(i) |
747 |
|
|
enddo |
748 |
|
|
|
749 |
|
|
return |
750 |
|
|
500 continue |
751 |
|
|
print *, 'Error reading boundary condition from unit ',iunit |
752 |
|
|
error = .true. |
753 |
|
|
return |
754 |
|
|
end |