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

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Revision 1.1.4.5 - (hide annotations) (download)
Sun Feb 9 16:27:56 2003 UTC (21 years, 3 months ago) by dimitri
Branch: release1
CVS Tags: release1_p12, release1_p16, release1_p15, release1_p13_pre, release1_p14, release1_p12_pre, release1_p13, release1_p17
Branch point for: release1_50yr
Changes since 1.1.4.4: +56 -54 lines
Modified pkg/exf/exf_set_* so that they work properly
when no input files are specified.

1 dimitri 1.1.4.5 c $Header: /u/gcmpack/MITgcm/pkg/exf/exf_set_climsalt.F,v 1.1.4.4 2003/01/12 08:20:10 dimitri Exp $
2 heimbach 1.1
3     #include "EXF_CPPOPTIONS.h"
4    
5    
6     subroutine exf_set_climsalt(
7 heimbach 1.1.4.2 O mycurrenttime
8 heimbach 1.1 I , mycurrentiter
9     I , mythid
10     & )
11    
12     c ==================================================================
13     c SUBROUTINE exf_set_climsalt
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 1.1.4.2 c changed: heimbach@mit.edu 08-Feb-2002
25 dimitri 1.1.4.4 c mods for pkg/seaice: menemenlis@jpl.nasa.gov 20-Dec-2002
26 heimbach 1.1 c
27     c ==================================================================
28     c SUBROUTINE exf_set_climsalt
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 1.1.4.2 #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_CLIMSALT_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    
59     c == end of interface ==
60    
61 dimitri 1.1.4.5 if ( climsaltfile .NE. ' ' ) then
62    
63 heimbach 1.1.4.1 #ifdef ALLOW_CLIM_CYCLIC
64     c record numbers are assumed 1 to 12 corresponding to
65     c Jan. through Dec.
66 dimitri 1.1.4.5 call cal_GetMonthsRec(
67     O fac, first, changed,
68     O count0, count1,
69     I mycurrenttime, mycurrentiter, mythid
70     & )
71 heimbach 1.1.4.1 #else
72 heimbach 1.1 c get record numbers and interpolation factor for climsalt
73 dimitri 1.1.4.5 call exf_GetFFieldRec(
74     I climsaltstartdate, climsaltperiod
75     O , fac, first, changed
76     O , count0, count1
77     I , mycurrenttime, mycurrentiter, mythid
78     & )
79 heimbach 1.1.4.1 #endif
80 heimbach 1.1
81 dimitri 1.1.4.5 if ( first ) then
82     call mdsreadfield( climsaltfile, exf_clim_iprec
83     & , exf_clim_yftype, nr
84     & , climsalt1, count0, mythid
85     & )
86     if (exf_clim_yftype .eq. 'RL') then
87     call exf_filter_rl( climsalt1, climsaltmask, mythid )
88     else
89     call exf_filter_rs( climsalt1, climsaltmask, mythid )
90     end if
91     endif
92    
93     if (( first ) .or. ( changed )) then
94     call exf_SwapFFields_3d( climsalt0, climsalt1, mythid )
95    
96     call mdsreadfield( climsaltfile, exf_clim_iprec
97     & , exf_clim_yftype, nr
98     & , climsalt1, count1, mythid
99     & )
100     if (exf_clim_yftype .eq. 'RL') then
101     call exf_filter_rl( climsalt1, climsaltmask, mythid )
102     else
103     call exf_filter_rs( climsalt1, climsaltmask, mythid )
104     end if
105     endif
106 heimbach 1.1
107 dimitri 1.1.4.5 c Loop over tiles.
108     do bj = mybylo(mythid),mybyhi(mythid)
109     do bi = mybxlo(mythid),mybxhi(mythid)
110     do k = 1,nr
111     do j = 1-oly,sny+oly
112     do i = 1-olx,snx+olx
113    
114     c Interpolate linearly onto the current time.
115     climsalt(i,j,k,bi,bj) =
116     & fac * climsalt0(i,j,k,bi,bj) +
117     & (exf_one - fac) * climsalt1(i,j,k,bi,bj)
118    
119     enddo
120     enddo
121     enddo
122     enddo
123     enddo
124 heimbach 1.1
125     endif
126    
127     #endif /* ALLOW_CLIMSALT_RELAXATION */
128    
129     end
130    
131    
132     subroutine exf_init_climsalt(
133     I mythid
134     & )
135    
136     c ==================================================================
137     c SUBROUTINE exf_init_climsalt
138     c ==================================================================
139     c
140     c o
141     c
142     c started: Ralf.Giering@FastOpt.de 25-Mai-2000
143     c
144     c ==================================================================
145     c SUBROUTINE exf_init_climsalt
146     c ==================================================================
147    
148     implicit none
149    
150     c == global variables ==
151    
152     #include "EEPARAMS.h"
153     #include "SIZE.h"
154    
155     #include "exf_fields.h"
156     #include "exf_param.h"
157     #include "exf_clim_fields.h"
158    
159     c == routine arguments ==
160    
161     integer mythid
162    
163     #ifdef ALLOW_CLIMSALT_RELAXATION
164    
165     c == local variables ==
166    
167     integer bi, bj
168     integer i, j, k
169    
170     c == end of interface ==
171    
172     do bj = mybylo(mythid), mybyhi(mythid)
173     do bi = mybxlo(mythid), mybxhi(mythid)
174     do k=1,nr
175     do j = 1, sny
176     do i = 1, snx
177     climsalt (i,j,k,bi,bj) = 0. _d 0
178     climsalt0(i,j,k,bi,bj) = 0. _d 0
179     climsalt1(i,j,k,bi,bj) = 0. _d 0
180     enddo
181     enddo
182     enddo
183     enddo
184     enddo
185    
186     #endif /* ALLOW_CLIMSALT_RELAXATION */
187    
188     end

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