1 |
#include "LAYERS_OPTIONS.h" |
2 |
|
3 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
4 |
|
5 |
SUBROUTINE LAYERS_CALC( |
6 |
I myTime, myIter, myThid ) |
7 |
|
8 |
C =================================================================== |
9 |
C Calculate the transport in isopycnal layers. |
10 |
C This is the meat of the LAYERS package. |
11 |
C =================================================================== |
12 |
|
13 |
IMPLICIT NONE |
14 |
#include "SIZE.h" |
15 |
#include "GRID.h" |
16 |
#include "DYNVARS.h" |
17 |
#include "EEPARAMS.h" |
18 |
#include "PARAMS.h" |
19 |
#include "LAYERS_SIZE.h" |
20 |
#include "LAYERS.h" |
21 |
|
22 |
C INPUT PARAMETERS: |
23 |
C bi, bj - array indices on which to apply calculations |
24 |
C myTime - Current time in simulati |
25 |
C myThid :: my Thread Id number |
26 |
INTEGER bi, bj, myTime, myIter, myThid |
27 |
|
28 |
#ifdef ALLOW_LAYERS |
29 |
|
30 |
C === Local variables === |
31 |
C i,j :: horizontal indices |
32 |
C k :: vertical index for model grid |
33 |
C kci :: index from CellIndex |
34 |
C kg :: index for looping though layers_G |
35 |
C kk :: vertical index for ZZ (fine) grid |
36 |
C kgu,kgv :: vertical index for isopycnal grid |
37 |
C TatV :: temperature at U point |
38 |
C TatV :: temperature at V point |
39 |
|
40 |
INTEGER i,j,k,kk,kg,kci |
41 |
INTEGER kgu(sNx+1,sNy+1), kgv(sNx+1,sNy+1) |
42 |
_RL TatU, TatV |
43 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
44 |
|
45 |
C --- The thread loop |
46 |
DO bj=myByLo(myThid),myByHi(myThid) |
47 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
48 |
|
49 |
C Initialize the serach indices |
50 |
DO j = 1,sNy+1 |
51 |
DO i = 1,sNx+1 |
52 |
C The temperature index (layer_G) goes from cold to warm. |
53 |
C The water column goes from warm (k=1) to cold (k=Nr). |
54 |
C So initialize the search with the warmest value. |
55 |
kgu(i,j) = Nlayers |
56 |
kgv(i,j) = Nlayers |
57 |
ENDDO |
58 |
ENDDO |
59 |
|
60 |
C Reset the arrays |
61 |
DO kg=1,Nlayers |
62 |
DO j = 1,sNy+1 |
63 |
DO i = 1,sNx+1 |
64 |
#ifdef LAYERS_UFLUX |
65 |
layers_UFlux(i,j,kg,bi,bj) = 0. _d 0 |
66 |
#ifdef LAYERS_THICKNESS |
67 |
layers_HU(i,j,kg,bi,bj) = 0. _d 0 |
68 |
#endif /* LAYERS_THICKNESS */ |
69 |
#endif /* LAYERS_UFLUX */ |
70 |
#ifdef LAYERS_VFLUX |
71 |
layers_VFlux(i,j,kg,bi,bj) = 0. _d 0 |
72 |
#ifdef LAYERS_THICKNESS |
73 |
layers_HV(i,j,kg,bi,bj) = 0. _d 0 |
74 |
#endif /* LAYERS_THICKNESS */ |
75 |
#endif /* LAYERS_VFLUX */ |
76 |
ENDDO |
77 |
ENDDO |
78 |
ENDDO |
79 |
|
80 |
C _RL theta(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
81 |
C Sometimes it is done this way |
82 |
C DO j=1-Oly+1,sNy+Oly-1 |
83 |
C DO i=1-Olx+1,sNx+Olx-1 |
84 |
DO kk=1,NZZ |
85 |
k = MapIndex(kk) |
86 |
kci = CellIndex(kk) |
87 |
DO j = 1,sNy+1 |
88 |
DO i = 1,sNx+1 |
89 |
|
90 |
#ifdef LAYERS_UFLUX |
91 |
C ------ Find theta at the U point (west) on the fine Z grid |
92 |
TatU = MapFact(kk) * |
93 |
& 0.5 _d 0 * (theta(i-1,j,k,bi,bj)+theta(i,j,k,bi,bj)) + |
94 |
& (1-MapFact(kk)) * |
95 |
& 0.5 _d 0 * (theta(i-1,j,k+1,bi,bj)+theta(i,j,k+1,bi,bj)) |
96 |
|
97 |
C ------ Now that we know T everywhere, determine the binning. |
98 |
|
99 |
IF (TatU .GE. layers_G(Nlayers)) THEN |
100 |
C the point is in the hottest bin or hotter |
101 |
kgu(i,j) = Nlayers |
102 |
ELSE IF (TatU .LT. layers_G(2)) THEN |
103 |
C the point is in the coldest bin or colder |
104 |
kgu(i,j) = 1 |
105 |
ELSE IF ( (TatU .GE. layers_G(kgu(i,j))) |
106 |
& .AND. (TatU .LT. layers_G(kgu(i,j)+1)) ) THEN |
107 |
C already on the right bin -- do nothing |
108 |
ELSE IF (TatU .GE. layers_G(kgu(i,j))) THEN |
109 |
C have to hunt for the right bin by getting hotter |
110 |
DO WHILE (TatU .GE. layers_G(kgu(i,j)+1)) |
111 |
kgu(i,j) = kgu(i,j) + 1 |
112 |
ENDDO |
113 |
C now layers_G(kgu(i,j)+1) < TatU <= layers_G(kgu(i,j)+1) |
114 |
ELSE IF (TatU .LT. layers_G(kgu(i,j)+1)) THEN |
115 |
C have to hunt for the right bin by getting colder |
116 |
DO WHILE (TatU .LT. layers_G(kgu(i,j))) |
117 |
kgu(i,j) = kgu(i,j) - 1 |
118 |
ENDDO |
119 |
C now layers_G(kgu(i,j)+1) <= TatU < layers_G(kgu(i,j)+1) |
120 |
ELSE |
121 |
C that should have covered all the options |
122 |
WRITE(msgBuf,'(A,1E14.6)') |
123 |
& 'S/R LAYERS_CALC: Couldnt find a bin in layers_G for TatU=', |
124 |
& TatU |
125 |
CALL PRINT_ERROR( msgBuf, myThid ) |
126 |
STOP 'ABNORMAL END: S/R LAYERS_INIT_FIXED' |
127 |
END IF |
128 |
|
129 |
C ------ Augment the bin values |
130 |
layers_UFlux(i,j,kgu(i,j),bi,bj) = |
131 |
& layers_UFlux(i,j,kgu(i,j),bi,bj) + |
132 |
& dZZ * uVel(i,j,kci,bi,bj) * hFacW(i,j,kci,bi,bj) |
133 |
|
134 |
#ifdef LAYERS_THICKNESS |
135 |
layers_HU(i,j,kgu(i,j),bi,bj) = layers_HU(i,j,kgu(i,j),bi,bj) |
136 |
& + dZZ * hFacW(i,j,kci,bi,bj) |
137 |
#endif /* LAYERS_THICKNESS */ |
138 |
|
139 |
#endif /* LAYERS_UFLUX */ |
140 |
|
141 |
#ifdef LAYERS_VFLUX |
142 |
C ------ Find theta at the V point (south) on the fine Z grid |
143 |
TatV = MapFact(kk) * |
144 |
& 0.5 _d 0 * (theta(i,j-1,k,bi,bj)+theta(i,j,k,bi,bj)) + |
145 |
& (1-MapFact(kk)) * |
146 |
& 0.5 _d 0 * (theta(i,j-1,k+1,bi,bj)+theta(i,j,k+1,bi,bj)) |
147 |
|
148 |
C ------ Now that we know T everywhere, determine the binning |
149 |
IF (TatV .GE. layers_G(Nlayers)) THEN |
150 |
C the point is in the hottest bin or hotter |
151 |
kgv(i,j) = Nlayers |
152 |
ELSE IF (TatV .LT. layers_G(2)) THEN |
153 |
C the point is in the coldest bin or colder |
154 |
kgv(i,j) = 1 |
155 |
ELSE IF ( (TatV .GE. layers_G(kgv(i,j))) |
156 |
& .AND. (TatV .LT. layers_G(kgv(i,j)+1)) ) THEN |
157 |
C already on the right bin -- do nothing |
158 |
ELSE IF (TatV .GE. layers_G(kgv(i,j))) THEN |
159 |
C have to hunt for the right bin by getting hotter |
160 |
DO WHILE (TatV .GE. layers_G(kgv(i,j)+1)) |
161 |
kgv(i,j) = kgv(i,j) + 1 |
162 |
ENDDO |
163 |
C now layers_G(kgv(i,j)+1) < TatV <= layers_G(kgv(i,j)+1) |
164 |
ELSE IF (TatV .LT. layers_G(kgv(i,j)+1)) THEN |
165 |
C have to hunt for the right bin by getting colder |
166 |
DO WHILE (TatV .LT. layers_G(kgv(i,j))) |
167 |
kgv(i,j) = kgv(i,j) - 1 |
168 |
ENDDO |
169 |
C now layers_G(kgv(i,j)+1) <= TatV < layers_G(kgv(i,j)+1) |
170 |
ELSE |
171 |
C that should have covered all the options |
172 |
WRITE(msgBuf,'(A,1E14.6)') |
173 |
& 'S/R LAYERS_CALC: Couldnt find a bin in layers_G for TatV=', |
174 |
& TatV |
175 |
CALL PRINT_ERROR( msgBuf, myThid ) |
176 |
STOP 'ABNORMAL END: S/R LAYERS_INIT_FIXED' |
177 |
END IF |
178 |
|
179 |
C ------ Augment the bin values |
180 |
layers_VFlux(i,j,kgv(i,j),bi,bj) = |
181 |
& layers_VFlux(i,j,kgv(i,j),bi,bj) |
182 |
& + dZZ * vVel(i,j,kci,bi,bj) * hFacS(i,j,kci,bi,bj) |
183 |
|
184 |
#ifdef LAYERS_THICKNESS |
185 |
layers_HV(i,j,kgv(i,j),bi,bj) = layers_HV(i,j,kgv(i,j),bi,bj) |
186 |
& + dZZ * hFacS(i,j,kci,bi,bj) |
187 |
#endif /* LAYERS_THICKNESS */ |
188 |
|
189 |
#endif /* LAYERS_VFLUX */ |
190 |
|
191 |
C k loop |
192 |
ENDDO |
193 |
|
194 |
ENDDO |
195 |
ENDDO |
196 |
|
197 |
#ifdef ALLOW_TIMEAVE |
198 |
C-- Time-average |
199 |
IF ( taveFreq.GT.0. ) THEN |
200 |
|
201 |
#ifdef LAYERS_UFLUX |
202 |
CALL TIMEAVE_CUMULATE( layers_UFlux_T, layers_UFlux, Nlayers, |
203 |
& deltaTclock, bi, bj, myThid ) |
204 |
#ifdef LAYERS_THICKNESS |
205 |
CALL TIMEAVE_CUMULATE( layers_HU_T, layers_HU, Nlayers, |
206 |
& deltaTclock, bi, bj, myThid ) |
207 |
#endif /* LAYERS_THICKNESS */ |
208 |
#endif /* LAYERS_UFLUX */ |
209 |
#ifdef LAYERS_VFLUX |
210 |
CALL TIMEAVE_CUMULATE( layers_VFlux_T, layers_VFlux, Nlayers, |
211 |
& deltaTclock, bi, bj, myThid ) |
212 |
#ifdef LAYERS_THICKNESS |
213 |
CALL TIMEAVE_CUMULATE( layers_HV_T, layers_HV, Nlayers, |
214 |
& deltaTclock, bi, bj, myThid ) |
215 |
#endif /* LAYERS_THICKNESS */ |
216 |
#endif /* LAYERS_VFLUX */ |
217 |
|
218 |
DO kg=1,Nlayers |
219 |
layers_TimeAve(kg,bi,bj)=layers_TimeAve(kg,bi,bj)+deltaTclock |
220 |
ENDDO |
221 |
|
222 |
ENDIF |
223 |
#endif /* ALLOW_TIMEAVE */ |
224 |
|
225 |
C --- End bi,bj loop |
226 |
ENDDO |
227 |
ENDDO |
228 |
|
229 |
#endif /* ALLOW_LAYERS */ |
230 |
|
231 |
RETURN |
232 |
END |