/[MITgcm]/MITgcm/pkg/generic_advdiff/gad_calc_rhs.F
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Revision 1.35 - (show annotations) (download)
Sun Apr 3 16:01:21 2005 UTC (19 years, 2 months ago) by heimbach
Branch: MAIN
CVS Tags: checkpoint57g_pre, checkpoint57g_post, checkpoint57i_post, checkpoint57f_post, checkpoint57h_pre, checkpoint57h_post, checkpoint57h_done, checkpoint57f_pre
Changes since 1.34: +33 -7 lines
We fool the adjoint:
When using DST3FL(=33) we revert to unlimited DST3(=30) in reverse mode
if we set inAdExact=.FALSE.

1 C $Header: /u/gcmpack/MITgcm/pkg/generic_advdiff/gad_calc_rhs.F,v 1.34 2005/02/17 00:03:07 jmc Exp $
2 C $Name: $
3
4 #include "GAD_OPTIONS.h"
5
6 CBOP
7 C !ROUTINE: GAD_CALC_RHS
8
9 C !INTERFACE: ==========================================================
10 SUBROUTINE GAD_CALC_RHS(
11 I bi,bj,iMin,iMax,jMin,jMax,k,kM1,kUp,kDown,
12 I xA,yA,uTrans,vTrans,rTrans,rTransKp1,maskUp,
13 I uVel, vVel, wVel,
14 I diffKh, diffK4, KappaR, Tracer,
15 I tracerIdentity, advectionScheme, vertAdvecScheme,
16 I calcAdvection, implicitAdvection,
17 U fVerT, gTracer,
18 I myTime, myIter, myThid )
19
20 C !DESCRIPTION:
21 C Calculates the tendancy of a tracer due to advection and diffusion.
22 C It calculates the fluxes in each direction indepentently and then
23 C sets the tendancy to the divergence of these fluxes. The advective
24 C fluxes are only calculated here when using the linear advection schemes
25 C otherwise only the diffusive and parameterized fluxes are calculated.
26 C
27 C Contributions to the flux are calculated and added:
28 C \begin{equation*}
29 C {\bf F} = {\bf F}_{adv} + {\bf F}_{diff} +{\bf F}_{GM} + {\bf F}_{KPP}
30 C \end{equation*}
31 C
32 C The tendancy is the divergence of the fluxes:
33 C \begin{equation*}
34 C G_\theta = G_\theta + \nabla \cdot {\bf F}
35 C \end{equation*}
36 C
37 C The tendancy is assumed to contain data on entry.
38
39 C !USES: ===============================================================
40 IMPLICIT NONE
41 #include "SIZE.h"
42 #include "EEPARAMS.h"
43 #include "PARAMS.h"
44 #include "GRID.h"
45 #include "SURFACE.h"
46 #include "GAD.h"
47
48 #ifdef ALLOW_AUTODIFF_TAMC
49 #include "tamc.h"
50 #include "tamc_keys.h"
51 #endif /* ALLOW_AUTODIFF_TAMC */
52
53 C !INPUT PARAMETERS: ===================================================
54 C bi,bj :: tile indices
55 C iMin,iMax :: loop range for called routines
56 C jMin,jMax :: loop range for called routines
57 C kup :: index into 2 1/2D array, toggles between 1|2
58 C kdown :: index into 2 1/2D array, toggles between 2|1
59 C kp1 :: =k+1 for k<Nr, =Nr for k=Nr
60 C xA,yA :: areas of X and Y face of tracer cells
61 C uTrans,vTrans :: 2-D arrays of volume transports at U,V points
62 C rTrans :: 2-D arrays of volume transports at W points
63 C rTransKp1 :: 2-D array of volume trans at W pts, interf k+1
64 C maskUp :: 2-D array for mask at W points
65 C uVel,vVel,wVel :: 3 components of the velcity field (3-D array)
66 C diffKh :: horizontal diffusion coefficient
67 C diffK4 :: bi-harmonic diffusion coefficient
68 C KappaR :: 2-D array for vertical diffusion coefficient, interf k
69 C Tracer :: tracer field
70 C tracerIdentity :: tracer identifier (required for KPP,GM)
71 C advectionScheme :: advection scheme to use (Horizontal plane)
72 C vertAdvecScheme :: advection scheme to use (Vertical direction)
73 C calcAdvection :: =False if Advec computed with multiDim scheme
74 C implicitAdvection:: =True if vertical Advec computed implicitly
75 C myTime :: current time
76 C myIter :: iteration number
77 C myThid :: thread number
78 INTEGER bi,bj,iMin,iMax,jMin,jMax
79 INTEGER k,kUp,kDown,kM1
80 _RS xA (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
81 _RS yA (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
82 _RL uTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
83 _RL vTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
84 _RL rTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
85 _RL rTransKp1(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
86 _RS maskUp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
87 _RL uVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
88 _RL vVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
89 _RL wVel (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
90 _RL diffKh, diffK4
91 _RL KappaR(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
92 _RL Tracer(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
93 INTEGER tracerIdentity
94 INTEGER advectionScheme, vertAdvecScheme
95 LOGICAL calcAdvection
96 LOGICAL implicitAdvection
97 _RL myTime
98 INTEGER myIter, myThid
99
100 C !OUTPUT PARAMETERS: ==================================================
101 C gTracer :: tendancy array
102 C fVerT :: 2 1/2D arrays for vertical advective flux
103 _RL gTracer(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy)
104 _RL fVerT (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)
105
106 C !LOCAL VARIABLES: ====================================================
107 C i,j :: loop indices
108 C df4 :: used for storing del^2 T for bi-harmonic term
109 C fZon :: zonal flux
110 C fMer :: meridional flux
111 C af :: advective flux
112 C df :: diffusive flux
113 C localT :: local copy of tracer field
114 #ifdef ALLOW_DIAGNOSTICS
115 CHARACTER*8 diagName
116 CHARACTER*4 GAD_DIAG_SUFX, diagSufx
117 EXTERNAL GAD_DIAG_SUFX
118 #endif
119 INTEGER i,j
120 _RL df4 (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
121 _RL fZon (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
122 _RL fMer (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
123 _RL af (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
124 _RL df (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
125 _RL localT(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
126 _RL advFac, rAdvFac
127 CEOP
128
129 #ifdef ALLOW_AUTODIFF_TAMC
130 C-- only the kUp part of fverT is set in this subroutine
131 C-- the kDown is still required
132 fVerT(1,1,kDown) = fVerT(1,1,kDown)
133 #endif
134
135 #ifdef ALLOW_DIAGNOSTICS
136 C-- Set diagnostic suffix for the current tracer
137 IF ( useDiagnostics ) THEN
138 diagSufx = GAD_DIAG_SUFX( tracerIdentity, myThid )
139 ENDIF
140 #endif
141
142 advFac = 0. _d 0
143 IF (calcAdvection) advFac = 1. _d 0
144 rAdvFac = rkFac*advFac
145 IF (implicitAdvection) rAdvFac = 0. _d 0
146
147 DO j=1-OLy,sNy+OLy
148 DO i=1-OLx,sNx+OLx
149 fZon(i,j) = 0. _d 0
150 fMer(i,j) = 0. _d 0
151 fVerT(i,j,kUp) = 0. _d 0
152 df(i,j) = 0. _d 0
153 df4(i,j) = 0. _d 0
154 ENDDO
155 ENDDO
156
157 C-- Make local copy of tracer array
158 DO j=1-OLy,sNy+OLy
159 DO i=1-OLx,sNx+OLx
160 localT(i,j)=tracer(i,j,k,bi,bj)
161 ENDDO
162 ENDDO
163
164 C-- Unless we have already calculated the advection terms we initialize
165 C the tendency to zero.
166 C <== now done earlier at the beginning of thermodynamics.
167 c IF (calcAdvection) THEN
168 c DO j=1-Oly,sNy+Oly
169 c DO i=1-Olx,sNx+Olx
170 c gTracer(i,j,k,bi,bj)=0. _d 0
171 c ENDDO
172 c ENDDO
173 c ENDIF
174
175 C-- Pre-calculate del^2 T if bi-harmonic coefficient is non-zero
176 IF (diffK4 .NE. 0.) THEN
177 CALL GAD_GRAD_X(bi,bj,k,xA,localT,fZon,myThid)
178 CALL GAD_GRAD_Y(bi,bj,k,yA,localT,fMer,myThid)
179 CALL GAD_DEL2(bi,bj,k,fZon,fMer,df4,myThid)
180 ENDIF
181
182 C-- Initialize net flux in X direction
183 DO j=1-Oly,sNy+Oly
184 DO i=1-Olx,sNx+Olx
185 fZon(i,j) = 0. _d 0
186 ENDDO
187 ENDDO
188
189 C- Advective flux in X
190 IF (calcAdvection) THEN
191 IF (advectionScheme.EQ.ENUM_CENTERED_2ND) THEN
192 CALL GAD_C2_ADV_X(bi,bj,k,uTrans,localT,af,myThid)
193 ELSEIF (advectionScheme.EQ.ENUM_FLUX_LIMIT) THEN
194 CALL GAD_FLUXLIMIT_ADV_X( bi,bj,k, dTtracerLev(k),
195 I uTrans, uVel, maskW(1-Olx,1-Oly,k,bi,bj), localT,
196 O af, myThid )
197 ELSEIF (advectionScheme.EQ.ENUM_UPWIND_3RD ) THEN
198 CALL GAD_U3_ADV_X(bi,bj,k,uTrans,localT,af,myThid)
199 ELSEIF (advectionScheme.EQ.ENUM_CENTERED_4TH) THEN
200 CALL GAD_C4_ADV_X(bi,bj,k,uTrans,localT,af,myThid)
201 ELSEIF (advectionScheme.EQ.ENUM_DST3 ) THEN
202 CALL GAD_DST3_ADV_X( bi,bj,k, dTtracerLev(k),
203 I uTrans, uVel, maskW(1-Olx,1-Oly,k,bi,bj), localT,
204 O af, myThid )
205 ELSEIF (advectionScheme.EQ.ENUM_DST3_FLUX_LIMIT ) THEN
206 IF ( inAdMode ) THEN
207 cph This block is to trick the adjoint:
208 cph IF inAdExact=.FALSE., we want to use DST3
209 cph with limiters in forward, but without limiters in reverse.
210 CALL GAD_DST3_ADV_X( bi,bj,k, dTtracerLev(k),
211 I uTrans, uVel, maskW(1-Olx,1-Oly,k,bi,bj), localT,
212 O af, myThid )
213 ELSE
214 CALL GAD_DST3FL_ADV_X( bi,bj,k, dTtracerLev(k),
215 I uTrans, uVel, maskW(1-Olx,1-Oly,k,bi,bj), localT,
216 O af, myThid )
217 ENDIF
218 ELSE
219 STOP 'GAD_CALC_RHS: Bad advectionScheme (X)'
220 ENDIF
221 DO j=1-Oly,sNy+Oly
222 DO i=1-Olx,sNx+Olx
223 fZon(i,j) = fZon(i,j) + af(i,j)
224 ENDDO
225 ENDDO
226 #ifdef ALLOW_DIAGNOSTICS
227 IF ( useDiagnostics ) THEN
228 diagName = 'ADVx'//diagSufx
229 CALL DIAGNOSTICS_FILL(af,diagName, k,1, 2,bi,bj, myThid)
230 ENDIF
231 #endif
232 ENDIF
233
234 C- Diffusive flux in X
235 IF (diffKh.NE.0.) THEN
236 CALL GAD_DIFF_X(bi,bj,k,xA,diffKh,localT,df,myThid)
237 ELSE
238 DO j=1-Oly,sNy+Oly
239 DO i=1-Olx,sNx+Olx
240 df(i,j) = 0. _d 0
241 ENDDO
242 ENDDO
243 ENDIF
244
245 C- Add bi-harmonic diffusive flux in X
246 IF (diffK4 .NE. 0.) THEN
247 CALL GAD_BIHARM_X(bi,bj,k,xA,df4,diffK4,df,myThid)
248 ENDIF
249
250 #ifdef ALLOW_GMREDI
251 C- GM/Redi flux in X
252 IF (useGMRedi) THEN
253 C *note* should update GMREDI_XTRANSPORT to use localT and set df *aja*
254 CALL GMREDI_XTRANSPORT(
255 I iMin,iMax,jMin,jMax,bi,bj,K,
256 I xA,Tracer,tracerIdentity,
257 U df,
258 I myThid)
259 ENDIF
260 #endif
261 DO j=1-Oly,sNy+Oly
262 DO i=1-Olx,sNx+Olx
263 fZon(i,j) = fZon(i,j) + df(i,j)
264 ENDDO
265 ENDDO
266
267 #ifdef ALLOW_DIAGNOSTICS
268 C- Diagnostics of Tracer flux in X dir (mainly Diffusive term),
269 C excluding advective terms:
270 IF ( useDiagnostics .AND.
271 & (diffKh.NE.0. .OR. diffK4 .NE.0. .OR. useGMRedi) ) THEN
272 diagName = 'DIFx'//diagSufx
273 CALL DIAGNOSTICS_FILL(df,diagName, k,1, 2,bi,bj, myThid)
274 ENDIF
275 #endif
276
277 C-- Initialize net flux in Y direction
278 DO j=1-Oly,sNy+Oly
279 DO i=1-Olx,sNx+Olx
280 fMer(i,j) = 0. _d 0
281 ENDDO
282 ENDDO
283
284 C- Advective flux in Y
285 IF (calcAdvection) THEN
286 IF (advectionScheme.EQ.ENUM_CENTERED_2ND) THEN
287 CALL GAD_C2_ADV_Y(bi,bj,k,vTrans,localT,af,myThid)
288 ELSEIF (advectionScheme.EQ.ENUM_FLUX_LIMIT) THEN
289 CALL GAD_FLUXLIMIT_ADV_Y( bi,bj,k, dTtracerLev(k),
290 I vTrans, vVel, maskS(1-Olx,1-Oly,k,bi,bj), localT,
291 O af, myThid )
292 ELSEIF (advectionScheme.EQ.ENUM_UPWIND_3RD ) THEN
293 CALL GAD_U3_ADV_Y(bi,bj,k,vTrans,localT,af,myThid)
294 ELSEIF (advectionScheme.EQ.ENUM_CENTERED_4TH) THEN
295 CALL GAD_C4_ADV_Y(bi,bj,k,vTrans,localT,af,myThid)
296 ELSEIF (advectionScheme.EQ.ENUM_DST3 ) THEN
297 CALL GAD_DST3_ADV_Y( bi,bj,k, dTtracerLev(k),
298 I vTrans, vVel, maskS(1-Olx,1-Oly,k,bi,bj), localT,
299 O af, myThid )
300 ELSEIF (advectionScheme.EQ.ENUM_DST3_FLUX_LIMIT ) THEN
301 IF ( inAdMode ) THEN
302 cph This block is to trick the adjoint:
303 cph IF inAdExact=.FALSE., we want to use DST3
304 cph with limiters in forward, but without limiters in reverse.
305 CALL GAD_DST3_ADV_Y( bi,bj,k, dTtracerLev(k),
306 I vTrans, vVel, maskS(1-Olx,1-Oly,k,bi,bj), localT,
307 O af, myThid )
308 ELSE
309 CALL GAD_DST3FL_ADV_Y( bi,bj,k, dTtracerLev(k),
310 I vTrans, vVel, maskS(1-Olx,1-Oly,k,bi,bj), localT,
311 O af, myThid )
312 ENDIF
313 ELSE
314 STOP 'GAD_CALC_RHS: Bad advectionScheme (Y)'
315 ENDIF
316 DO j=1-Oly,sNy+Oly
317 DO i=1-Olx,sNx+Olx
318 fMer(i,j) = fMer(i,j) + af(i,j)
319 ENDDO
320 ENDDO
321 #ifdef ALLOW_DIAGNOSTICS
322 IF ( useDiagnostics ) THEN
323 diagName = 'ADVy'//diagSufx
324 CALL DIAGNOSTICS_FILL(af,diagName, k,1, 2,bi,bj, myThid)
325 ENDIF
326 #endif
327 ENDIF
328
329 C- Diffusive flux in Y
330 IF (diffKh.NE.0.) THEN
331 CALL GAD_DIFF_Y(bi,bj,k,yA,diffKh,localT,df,myThid)
332 ELSE
333 DO j=1-Oly,sNy+Oly
334 DO i=1-Olx,sNx+Olx
335 df(i,j) = 0. _d 0
336 ENDDO
337 ENDDO
338 ENDIF
339
340 C- Add bi-harmonic flux in Y
341 IF (diffK4 .NE. 0.) THEN
342 CALL GAD_BIHARM_Y(bi,bj,k,yA,df4,diffK4,df,myThid)
343 ENDIF
344
345 #ifdef ALLOW_GMREDI
346 C- GM/Redi flux in Y
347 IF (useGMRedi) THEN
348 C *note* should update GMREDI_YTRANSPORT to use localT and set df *aja*
349 CALL GMREDI_YTRANSPORT(
350 I iMin,iMax,jMin,jMax,bi,bj,K,
351 I yA,Tracer,tracerIdentity,
352 U df,
353 I myThid)
354 ENDIF
355 #endif
356 DO j=1-Oly,sNy+Oly
357 DO i=1-Olx,sNx+Olx
358 fMer(i,j) = fMer(i,j) + df(i,j)
359 ENDDO
360 ENDDO
361
362 #ifdef ALLOW_DIAGNOSTICS
363 C- Diagnostics of Tracer flux in Y dir (mainly Diffusive terms),
364 C excluding advective terms:
365 IF ( useDiagnostics .AND.
366 & (diffKh.NE.0. .OR. diffK4 .NE.0. .OR. useGMRedi) ) THEN
367 diagName = 'DIFy'//diagSufx
368 CALL DIAGNOSTICS_FILL(df,diagName, k,1, 2,bi,bj, myThid)
369 ENDIF
370 #endif
371
372 C-- Compute vertical flux fVerT(kUp) at interface k (between k-1 & k):
373 C- Advective flux in R
374 #ifdef ALLOW_AIM
375 C- a hack to prevent Water-Vapor vert.transport into the stratospheric level Nr
376 IF (calcAdvection .AND. .NOT.implicitAdvection .AND. K.GE.2 .AND.
377 & (.NOT.useAIM .OR.tracerIdentity.NE.GAD_SALINITY .OR.K.LT.Nr)
378 & ) THEN
379 #else
380 IF (calcAdvection .AND. .NOT.implicitAdvection .AND. K.GE.2) THEN
381 #endif
382 C- Compute vertical advective flux in the interior:
383 IF (vertAdvecScheme.EQ.ENUM_CENTERED_2ND) THEN
384 CALL GAD_C2_ADV_R(bi,bj,k,rTrans,tracer,af,myThid)
385 ELSEIF (vertAdvecScheme.EQ.ENUM_FLUX_LIMIT) THEN
386 CALL GAD_FLUXLIMIT_ADV_R(
387 & bi,bj,k,dTtracerLev(k),rTrans,wVel,tracer,af,myThid)
388 ELSEIF (vertAdvecScheme.EQ.ENUM_UPWIND_3RD ) THEN
389 CALL GAD_U3_ADV_R(bi,bj,k,rTrans,tracer,af,myThid)
390 ELSEIF (vertAdvecScheme.EQ.ENUM_CENTERED_4TH) THEN
391 CALL GAD_C4_ADV_R(bi,bj,k,rTrans,tracer,af,myThid)
392 ELSEIF (vertAdvecScheme.EQ.ENUM_DST3 ) THEN
393 CALL GAD_DST3_ADV_R(
394 & bi,bj,k,dTtracerLev(k),rTrans,wVel,tracer,af,myThid)
395 ELSEIF (vertAdvecScheme.EQ.ENUM_DST3_FLUX_LIMIT ) THEN
396 cph This block is to trick the adjoint:
397 cph IF inAdExact=.FALSE., we want to use DST3
398 cph with limiters in forward, but without limiters in reverse.
399 IF ( inAdMode ) THEN
400 CALL GAD_DST3_ADV_R(
401 & bi,bj,k,dTtracerLev(k),rTrans,wVel,tracer,af,myThid)
402 ELSE
403 CALL GAD_DST3FL_ADV_R(
404 & bi,bj,k,dTtracerLev(k),rTrans,wVel,tracer,af,myThid)
405 ENDIF
406 ELSE
407 STOP 'GAD_CALC_RHS: Bad vertAdvecScheme (R)'
408 ENDIF
409 C- add the advective flux to fVerT
410 DO j=1-Oly,sNy+Oly
411 DO i=1-Olx,sNx+Olx
412 fVerT(i,j,kUp) = fVerT(i,j,kUp) + af(i,j)
413 ENDDO
414 ENDDO
415 #ifdef ALLOW_DIAGNOSTICS
416 IF ( useDiagnostics ) THEN
417 diagName = 'ADVr'//diagSufx
418 CALL DIAGNOSTICS_FILL(af,diagName, k,1, 2,bi,bj, myThid)
419 C- note: needs to explicitly increment the counter since DIAGNOSTICS_FILL
420 C does it only if k=1 (never the case here)
421 IF ( k.EQ.2 ) CALL DIAGNOSTICS_COUNT(diagName,bi,bj,myThid)
422 ENDIF
423 #endif
424 ENDIF
425
426 C- Diffusive flux in R
427 C Note: For K=1 then KM1=1 and this gives a dT/dr = 0 upper
428 C boundary condition.
429 IF (implicitDiffusion) THEN
430 DO j=1-Oly,sNy+Oly
431 DO i=1-Olx,sNx+Olx
432 df(i,j) = 0. _d 0
433 ENDDO
434 ENDDO
435 ELSE
436 CALL GAD_DIFF_R(bi,bj,k,KappaR,tracer,df,myThid)
437 ENDIF
438
439 #ifdef ALLOW_GMREDI
440 C- GM/Redi flux in R
441 IF (useGMRedi) THEN
442 C *note* should update GMREDI_RTRANSPORT to set df *aja*
443 CALL GMREDI_RTRANSPORT(
444 I iMin,iMax,jMin,jMax,bi,bj,K,
445 I Tracer,tracerIdentity,
446 U df,
447 I myThid)
448 ENDIF
449 #endif
450
451 DO j=1-Oly,sNy+Oly
452 DO i=1-Olx,sNx+Olx
453 fVerT(i,j,kUp) = fVerT(i,j,kUp) + df(i,j)*maskUp(i,j)
454 ENDDO
455 ENDDO
456
457 #ifdef ALLOW_DIAGNOSTICS
458 C- Diagnostics of Tracer flux in R dir (mainly Diffusive terms),
459 C Explicit terms only & excluding advective terms:
460 IF ( useDiagnostics .AND.
461 & (.NOT.implicitDiffusion .OR. useGMRedi) ) THEN
462 diagName = 'DFrE'//diagSufx
463 CALL DIAGNOSTICS_FILL(df,diagName, k,1, 2,bi,bj, myThid)
464 ENDIF
465 #endif
466
467 #ifdef ALLOW_KPP
468 C- Set non local KPP transport term (ghat):
469 IF ( useKPP .AND. k.GE.2 ) THEN
470 DO j=1-Oly,sNy+Oly
471 DO i=1-Olx,sNx+Olx
472 df(i,j) = 0. _d 0
473 ENDDO
474 ENDDO
475 IF (tracerIdentity.EQ.GAD_TEMPERATURE) THEN
476 CALL KPP_TRANSPORT_T(
477 I iMin,iMax,jMin,jMax,bi,bj,k,km1,
478 O df )
479 ELSEIF (tracerIdentity.EQ.GAD_SALINITY) THEN
480 CALL KPP_TRANSPORT_S(
481 I iMin,iMax,jMin,jMax,bi,bj,k,km1,
482 O df )
483 #ifdef ALLOW_PTRACERS
484 ELSEIF (tracerIdentity .GE. GAD_TR1) THEN
485 CALL KPP_TRANSPORT_PTR(
486 I iMin,iMax,jMin,jMax,bi,bj,k,km1,
487 I tracerIdentity-GAD_TR1+1,
488 O df )
489 #endif
490 ELSE
491 PRINT*,'invalid tracer indentity: ', tracerIdentity
492 STOP 'GAD_CALC_RHS: Ooops'
493 ENDIF
494 DO j=1-Oly,sNy+Oly
495 DO i=1-Olx,sNx+Olx
496 fVerT(i,j,kUp) = fVerT(i,j,kUp) + df(i,j)*maskUp(i,j)
497 ENDDO
498 ENDDO
499 ENDIF
500 #endif
501
502 C-- Divergence of fluxes
503 DO j=1-Oly,sNy+Oly-1
504 DO i=1-Olx,sNx+Olx-1
505 gTracer(i,j,k,bi,bj)=gTracer(i,j,k,bi,bj)
506 & -_recip_hFacC(i,j,k,bi,bj)*recip_drF(k)*recip_rA(i,j,bi,bj)
507 & *( (fZon(i+1,j)-fZon(i,j))
508 & +(fMer(i,j+1)-fMer(i,j))
509 & +(fVerT(i,j,kUp)-fVerT(i,j,kDown))*rkFac
510 & -localT(i,j)*( (uTrans(i+1,j)-uTrans(i,j))
511 & +(vTrans(i,j+1)-vTrans(i,j))
512 & +(rTrans(i,j)-rTransKp1(i,j))*rAdvFac
513 & )*advFac
514 & )
515 ENDDO
516 ENDDO
517
518 #ifdef ALLOW_DEBUG
519 IF ( debugLevel .GE. debLevB
520 & .AND. tracerIdentity.EQ.GAD_TEMPERATURE
521 & .AND. k.EQ.2 .AND. myIter.EQ.1+nIter0
522 & .AND. nPx.EQ.1 .AND. nPy.EQ.1
523 & .AND. useCubedSphereExchange ) THEN
524 CALL DEBUG_CS_CORNER_UV( ' fZon,fMer from GAD_CALC_RHS',
525 & fZon,fMer, k, standardMessageUnit,bi,bj,myThid )
526 ENDIF
527 #endif /* ALLOW_DEBUG */
528
529 RETURN
530 END

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