1 |
heimbach |
1.3 |
C $Header: /u/gcmpack/MITgcm/pkg/ctrl/ctrl_get_gen.F,v 1.1.2.3 2003/07/16 16:38:58 heimbach Exp $ |
2 |
heimbach |
1.2 |
|
3 |
|
|
#include "CTRL_CPPOPTIONS.h" |
4 |
|
|
|
5 |
|
|
|
6 |
|
|
subroutine ctrl_get_gen( |
7 |
|
|
I xx_gen_file, xx_genstartdate, xx_genperiod, |
8 |
|
|
I genmask, genfld, xx_gen0, xx_gen1, xx_gen_dummy, |
9 |
|
|
I mytime, myiter, mythid |
10 |
|
|
& ) |
11 |
|
|
|
12 |
|
|
c ================================================================== |
13 |
|
|
c SUBROUTINE ctrl_get_gen |
14 |
|
|
c ================================================================== |
15 |
|
|
c |
16 |
|
|
c o new generic routine for reading time dependent control variables |
17 |
|
|
c heimbach@mit.edu 12-Jun-2003 |
18 |
|
|
c |
19 |
|
|
c ================================================================== |
20 |
|
|
c SUBROUTINE ctrl_get_gen |
21 |
|
|
c ================================================================== |
22 |
|
|
|
23 |
|
|
implicit none |
24 |
|
|
|
25 |
|
|
c == global variables == |
26 |
|
|
|
27 |
|
|
#include "EEPARAMS.h" |
28 |
|
|
#include "SIZE.h" |
29 |
|
|
#include "PARAMS.h" |
30 |
|
|
#include "GRID.h" |
31 |
|
|
|
32 |
|
|
#include "ctrl.h" |
33 |
|
|
#include "ctrl_dummy.h" |
34 |
|
|
#include "optim.h" |
35 |
|
|
#ifdef INCLUDE_EXTERNAL_FORCING_PACKAGE |
36 |
|
|
# include "exf_fields.h" |
37 |
|
|
#endif |
38 |
|
|
|
39 |
|
|
c == routine arguments == |
40 |
|
|
|
41 |
|
|
character*(MAX_LEN_FNAM) xx_gen_file |
42 |
|
|
integer xx_genstartdate(4) |
43 |
|
|
_RL xx_genperiod |
44 |
|
|
_RL genmask(1-olx:snx+olx,1-oly:sny+oly,nr,nsx,nsy) |
45 |
|
|
_RL genfld(1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
46 |
|
|
_RL xx_gen0(1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
47 |
|
|
_RL xx_gen1(1-olx:snx+olx,1-oly:sny+oly,nsx,nsy) |
48 |
|
|
_RL xx_gen_dummy |
49 |
|
|
|
50 |
|
|
_RL mytime |
51 |
|
|
integer myiter |
52 |
|
|
integer mythid |
53 |
|
|
|
54 |
|
|
c == local variables == |
55 |
|
|
|
56 |
|
|
#ifdef INCLUDE_EXTERNAL_FORCING_PACKAGE |
57 |
|
|
|
58 |
|
|
integer bi,bj |
59 |
|
|
integer i,j,k |
60 |
|
|
integer itlo,ithi |
61 |
|
|
integer jtlo,jthi |
62 |
|
|
integer jmin,jmax |
63 |
|
|
integer imin,imax |
64 |
|
|
integer ilgen |
65 |
|
|
|
66 |
|
|
_RL genfac |
67 |
|
|
logical genfirst |
68 |
|
|
logical genchanged |
69 |
|
|
integer gencount0 |
70 |
|
|
integer gencount1 |
71 |
|
|
|
72 |
|
|
logical doglobalread |
73 |
|
|
logical ladinit |
74 |
|
|
|
75 |
|
|
character*(80) fnamegen |
76 |
|
|
|
77 |
|
|
c == external functions == |
78 |
|
|
|
79 |
|
|
integer ilnblnk |
80 |
|
|
external ilnblnk |
81 |
|
|
|
82 |
|
|
|
83 |
|
|
c == end of interface == |
84 |
|
|
|
85 |
|
|
jtlo = mybylo(mythid) |
86 |
|
|
jthi = mybyhi(mythid) |
87 |
|
|
itlo = mybxlo(mythid) |
88 |
|
|
ithi = mybxhi(mythid) |
89 |
|
|
jmin = 1-oly |
90 |
|
|
jmax = sny+oly |
91 |
|
|
imin = 1-olx |
92 |
|
|
imax = snx+olx |
93 |
|
|
|
94 |
|
|
c-- Now, read the control vector. |
95 |
|
|
doglobalread = .false. |
96 |
|
|
ladinit = .false. |
97 |
|
|
|
98 |
|
|
if (optimcycle .ge. 0) then |
99 |
|
|
ilgen=ilnblnk( xx_gen_file ) |
100 |
|
|
write(fnamegen(1:80),'(2a,i10.10)') |
101 |
|
|
& xx_gen_file(1:ilgen), '.', optimcycle |
102 |
|
|
endif |
103 |
|
|
|
104 |
|
|
c-- Get the counters, flags, and the interpolation factor. |
105 |
|
|
call ctrl_get_gen_rec( |
106 |
|
|
I xx_genstartdate, xx_genperiod, |
107 |
|
|
O genfac, genfirst, genchanged, |
108 |
|
|
O gencount0,gencount1, |
109 |
|
|
I mytime, myiter, mythid ) |
110 |
|
|
|
111 |
|
|
if ( genfirst ) then |
112 |
heimbach |
1.3 |
call active_read_xy_loc( fnamegen, xx_gen1, gencount0, |
113 |
heimbach |
1.2 |
& doglobalread, ladinit, optimcycle, |
114 |
|
|
& mythid, xx_gen_dummy ) |
115 |
|
|
#ifdef ALLOW_CTRL_SMOOTH |
116 |
|
|
call ctrl_smooth(xx_gen1,genmask) |
117 |
|
|
#endif |
118 |
|
|
endif |
119 |
|
|
|
120 |
|
|
if (( genfirst ) .or. ( genchanged )) then |
121 |
|
|
call exf_SwapFFields( xx_gen0, xx_gen1, mythid ) |
122 |
|
|
|
123 |
heimbach |
1.3 |
call active_read_xy_loc( fnamegen, xx_gen1 , gencount1, |
124 |
heimbach |
1.2 |
& doglobalread, ladinit, optimcycle, |
125 |
|
|
& mythid, xx_gen_dummy ) |
126 |
|
|
#ifdef ALLOW_CTRL_SMOOTH |
127 |
|
|
call ctrl_smooth(xx_gen1,genmask) |
128 |
|
|
#endif |
129 |
|
|
endif |
130 |
|
|
|
131 |
|
|
c-- Add control to model variable. |
132 |
|
|
do bj = jtlo,jthi |
133 |
|
|
do bi = itlo,ithi |
134 |
|
|
c-- Calculate mask for tracer cells (0 => land, 1 => water). |
135 |
|
|
k = 1 |
136 |
|
|
do j = 1,sny |
137 |
|
|
do i = 1,snx |
138 |
|
|
genfld(i,j,bi,bj) = genfld (i,j,bi,bj) |
139 |
|
|
& + genfac *xx_gen0(i,j,bi,bj) |
140 |
|
|
& + (1. _d 0 - genfac)*xx_gen1(i,j,bi,bj) |
141 |
|
|
genfld(i,j,bi,bj) = genfld(i,j,bi,bj)*genmask(i,j,k,bi,bj) |
142 |
|
|
enddo |
143 |
|
|
enddo |
144 |
|
|
enddo |
145 |
|
|
enddo |
146 |
|
|
|
147 |
|
|
#endif /* INCLUDE_EXTERNAL_FORCING_PACKAGE */ |
148 |
|
|
|
149 |
|
|
end |
150 |
|
|
|