/[MITgcm]/MITgcm/pkg/exf/exf_set_climtemp.F
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Annotation of /MITgcm/pkg/exf/exf_set_climtemp.F

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Revision 1.10 - (hide annotations) (download)
Tue Dec 13 19:46:46 2005 UTC (18 years, 9 months ago) by heimbach
Branch: MAIN
CVS Tags: checkpoint57z_post
Changes since 1.9: +25 -12 lines
Adding unfinished 3-dim. relaxation code.

1 heimbach 1.10 c $Header: /u/gcmpack/MITgcm/pkg/exf/exf_set_climtemp.F,v 1.9 2004/10/11 16:41:01 heimbach Exp $
2 heimbach 1.1
3 edhill 1.7 #include "EXF_OPTIONS.h"
4 heimbach 1.1
5    
6     subroutine exf_set_climtemp(
7 heimbach 1.3 O mycurrenttime
8 heimbach 1.1 I , mycurrentiter
9     I , mythid
10     & )
11    
12     c ==================================================================
13     c SUBROUTINE exf_set_climtemp
14     c ==================================================================
15     c
16     c o Get the current climatological sea surface salinity field.
17     c
18     c started: Christian Eckert eckert@mit.edu 27-Aug-1999
19     c changed: Christian Eckert eckert@mit.edu 11-Jan-2000
20     c - Restructured the code in order to create a package
21     c for the MITgcmUV.
22     c Christian Eckert eckert@mit.edu 12-Feb-2000
23     c - Changed Routine names (package prefix: exf_)
24 heimbach 1.3 c changed: heimbach@mit.edu 08-Feb-2002
25 dimitri 1.5 c mods for pkg/seaice: menemenlis@jpl.nasa.gov 20-Dec-2002
26 heimbach 1.1 c
27     c ==================================================================
28     c SUBROUTINE exf_set_climtemp
29     c ==================================================================
30    
31     implicit none
32    
33     #include "EEPARAMS.h"
34     #include "SIZE.h"
35     #include "GRID.h"
36    
37     #include "exf_param.h"
38     #include "exf_constants.h"
39     #include "exf_clim_param.h"
40 heimbach 1.3 #include "exf_clim_fields.h"
41 heimbach 1.1
42     c == routine arguments ==
43    
44     _RL mycurrenttime
45     integer mycurrentiter
46     integer mythid
47    
48     #ifdef ALLOW_CLIMTEMP_RELAXATION
49    
50     c == local variables ==
51    
52     logical first, changed
53     integer count0, count1
54     _RL fac
55    
56     integer bi, bj
57     integer i, j, k
58 heimbach 1.9 integer year0, year1
59 heimbach 1.1
60     c == end of interface ==
61    
62 dimitri 1.5 if ( climtempfile .NE. ' ' ) then
63    
64 dimitri 1.8 if ( climtempperiod .EQ. 0 ) then
65    
66 heimbach 1.2 c record numbers are assumed 1 to 12 corresponding to
67     c Jan. through Dec.
68 dimitri 1.8 call cal_GetMonthsRec(
69     O fac, first, changed,
70     O count0, count1,
71     I mycurrenttime, mycurrentiter, mythid
72     & )
73    
74     else
75    
76 heimbach 1.1 c get record numbers and interpolation factor for climtemp
77 dimitri 1.8 call exf_GetFFieldRec(
78     I climtempstartdate, climtempperiod
79 heimbach 1.9 I , climtempstartdate1, climtempstartdate2
80     I , .false.
81 dimitri 1.8 O , fac, first, changed
82 heimbach 1.9 O , count0, count1, year0, year1
83 dimitri 1.8 I , mycurrenttime, mycurrentiter, mythid
84     & )
85    
86     endif
87 heimbach 1.1
88 dimitri 1.5 if ( first ) then
89     call mdsreadfield( climtempfile, exf_clim_iprec
90     & , exf_clim_yftype, nr
91     & , climtemp1, count0, mythid
92     & )
93 heimbach 1.10 do k = 1, Nr
94     if (exf_clim_yftype .eq. 'RL') then
95     call exf_filter_rl(
96     & climtemp1(1-Olx,1-Oly,k,1,1),
97     & climtempmask, mythid )
98     else
99     call exf_filter_rs(
100     & climtemp1(1-Olx,1-Oly,k,1,1),
101     & climtempmask, mythid )
102     end if
103     enddo
104 dimitri 1.5 endif
105    
106     if (( first ) .or. ( changed )) then
107     call exf_SwapFFields_3d( climtemp0, climtemp1, mythid )
108    
109     call mdsreadfield( climtempfile, exf_clim_iprec
110     & , exf_clim_yftype, nr
111     & , climtemp1, count1, mythid
112     & )
113 heimbach 1.10 do k = 1, Nr
114     if (exf_clim_yftype .eq. 'RL') then
115     call exf_filter_rl(
116     & climtemp1(1-Olx,1-Oly,k,1,1),
117     & climtempmask, mythid )
118     else
119     call exf_filter_rs(
120     & climtemp1(1-Olx,1-Oly,k,1,1),
121     & climtempmask, mythid )
122     end if
123     enddo
124 dimitri 1.5 endif
125 heimbach 1.1
126 dimitri 1.5 c Loop over tiles.
127     do bj = mybylo(mythid),mybyhi(mythid)
128     do bi = mybxlo(mythid),mybxhi(mythid)
129     do k = 1,nr
130     do j = 1,sny
131     do i = 1,snx
132    
133     c Set to freezing temperature if less
134     if (climtemp0(i,j,k,bi,bj) .lt. climtempfreeze)
135     & climtemp0(i,j,k,bi,bj) = climtempfreeze
136     if (climtemp1(i,j,k,bi,bj) .lt. climtempfreeze)
137     & climtemp1(i,j,k,bi,bj) = climtempfreeze
138    
139     c Interpolate linearly onto the current time.
140     climtemp(i,j,k,bi,bj) =
141     & fac * climtemp0(i,j,k,bi,bj) +
142     & (exf_one - fac) * climtemp1(i,j,k,bi,bj)
143    
144     enddo
145     enddo
146     enddo
147     enddo
148     enddo
149 heimbach 1.1
150     endif
151    
152     #endif /* ALLOW_CLIMTEMP_RELAXATION */
153    
154     end
155    
156    
157     subroutine exf_init_climtemp(
158     I mythid
159     & )
160    
161     c ==================================================================
162     c SUBROUTINE exf_init_climtemp
163     c ==================================================================
164     c
165     c o
166     c
167     c started: Ralf.Giering@FastOpt.de 25-Mai-2000
168     c
169     c ==================================================================
170     c SUBROUTINE exf_init_climtemp
171     c ==================================================================
172    
173     implicit none
174    
175     c == global variables ==
176    
177     #include "EEPARAMS.h"
178     #include "SIZE.h"
179 heimbach 1.10 #include "PARAMS.h"
180 heimbach 1.1
181     #include "exf_fields.h"
182     #include "exf_param.h"
183     #include "exf_clim_fields.h"
184    
185     c == routine arguments ==
186    
187     integer mythid
188    
189     #ifdef ALLOW_CLIMTEMP_RELAXATION
190    
191     c == local variables ==
192    
193     integer bi, bj
194     integer i, j, k
195    
196     c == end of interface ==
197    
198     do bj = mybylo(mythid), mybyhi(mythid)
199     do bi = mybxlo(mythid), mybxhi(mythid)
200     do k=1,nr
201     do j = 1, sny
202     do i = 1, snx
203 heimbach 1.10 climtemp (i,j,k,bi,bj) = tRef(k)
204 heimbach 1.1 climtemp0(i,j,k,bi,bj) = 0. _d 0
205     climtemp1(i,j,k,bi,bj) = 0. _d 0
206     enddo
207     enddo
208     enddo
209     enddo
210     enddo
211    
212     #endif /* ALLOW_CLIMTEMP_RELAXATION */
213    
214     end

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