31 |
C !LOCAL VARIABLES: |
C !LOCAL VARIABLES: |
32 |
C == Local variables == |
C == Local variables == |
33 |
C k :: loop index |
C k :: loop index |
34 |
C msgBuf :: Informational/error meesage buffer |
C msgBuf :: Informational/error message buffer |
35 |
INTEGER k |
INTEGER k |
36 |
_RL tmpRatio, checkRatio1, checkRatio2 |
_RL tmpRatio, checkRatio1, checkRatio2 |
37 |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
CHARACTER*(MAX_LEN_MBUF) msgBuf |
38 |
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_RL maxErrC, maxErrF, epsil, tmpError |
39 |
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_RL rFullDepth, recip_fullDepth |
40 |
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_RS rSigBndRS, tmpRS |
41 |
CEOP |
CEOP |
42 |
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|
43 |
_BEGIN_MASTER(myThid) |
_BEGIN_MASTER(myThid) |
165 |
recip_drF(k) = 1. _d 0/drF(k) |
recip_drF(k) = 1. _d 0/drF(k) |
166 |
ENDDO |
ENDDO |
167 |
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|
168 |
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C--- Hybrid-Sigma vertical coordinate: |
169 |
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IF ( selectSigmaCoord .EQ. 0 ) THEN |
170 |
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DO k=1,Nr+1 |
171 |
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aHybSigmF(k) = 0. _d 0 |
172 |
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bHybSigmF(k) = 0. _d 0 |
173 |
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dAHybSigC(k) = 0. _d 0 |
174 |
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dAHybSigC(k) = 0. _d 0 |
175 |
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ENDDO |
176 |
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DO k=1,Nr |
177 |
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aHybSigmC(k) = 0. _d 0 |
178 |
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bHybSigmC(k) = 0. _d 0 |
179 |
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dAHybSigF(k) = 0. _d 0 |
180 |
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dAHybSigF(k) = 0. _d 0 |
181 |
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ENDDO |
182 |
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ELSE |
183 |
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rFullDepth = rF(1) - rF(Nr+1) |
184 |
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recip_fullDepth = 0. _d 0 |
185 |
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IF ( rFullDepth.GT.0. ) recip_fullDepth = 1. _d 0 / rFullDepth |
186 |
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rSigBndRS = rSigmaBnd |
187 |
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IF ( hybSigmFile.EQ.' ' .AND. rSigmaBnd.EQ.UNSET_RL ) THEN |
188 |
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C- Default is pure sigma: |
189 |
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IF ( usingPCoords ) rSigBndRS = rF(Nr+1) |
190 |
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IF ( usingZCoords ) rSigBndRS = rF(1) |
191 |
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ENDIF |
192 |
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c IF ( hybSigmFile.EQ.' ' .AND. rSigmaBnd.EQ.UNSET_RL ) THEN |
193 |
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C- compute coeff as pure sigma coordinate |
194 |
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c DO k=1,Nr+1 |
195 |
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c aHybSigmF(k) = 0. |
196 |
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c bHybSigmF(k) = (rF(k)-rF(Nr+1))*recip_fullDepth |
197 |
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c ENDDO |
198 |
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c DO k=1,Nr |
199 |
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c aHybSigmC(k) = 0. |
200 |
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c bHybSigmC(k) = (rC(k)-rF(Nr+1))*recip_fullDepth |
201 |
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c ENDDO |
202 |
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c ELSEIF ( hybSigmFile.EQ.' ' ) THEN |
203 |
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IF ( hybSigmFile.EQ.' ' ) THEN |
204 |
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C-- compute coeff assuming fixed r-coord above rSigmaBnd and pure sigma below |
205 |
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IF ( usingPCoords .AND. setInterFDr ) THEN |
206 |
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C- Alternative method : p = pTop + A*DeltaFullP + B*(eta+Pr_surf - rSigmaBnd) |
207 |
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c aHybSigmF(k) = ( MIN(rF(k),rSigmaBnd) - rF(Nr+1) ) |
208 |
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c & *recip_fullDepth |
209 |
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c bHybSigmF(k) = ( MAX(rF(k),rSigmaBnd) - rSigmaBnd ) |
210 |
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c & /( rF(1) - rSigmaBnd ) |
211 |
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C- Standard method : p = pTop + A*DeltaFullP + B*(eta+Ro_surf - pTop) |
212 |
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C sigma part goes from 0 @ rSigmaBnd (and above) to 1 @ surface |
213 |
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DO k=1,Nr+1 |
214 |
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C- separate the 2 cases: |
215 |
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c IF ( rF(k).LE.rSigmaBnd ) THEN |
216 |
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c bHybSigmF(k) = 0. |
217 |
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c aHybSigmF(k) = ( rF(k) - rF(Nr+1) )*recip_fullDepth |
218 |
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c ELSE |
219 |
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c bHybSigmF(k) = (rF(k)-rSigmaBnd)/(rF(1)-rSigmaBnd) |
220 |
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c aHybSigmF(k) = (1. _d 0 - bHybSigmF(k)) |
221 |
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c & *(rSigmaBnd-rF(Nr+1) )*recip_fullDepth |
222 |
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c ENDIF |
223 |
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C- unique formula using min fct: |
224 |
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tmpRS = MIN( rF(k), rSigBndRS ) |
225 |
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bHybSigmF(k) = ( rF(k) - tmpRS )/(rF(1)-rSigBndRS) |
226 |
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aHybSigmF(k) = (1. _d 0 - bHybSigmF(k)) |
227 |
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& *( tmpRS -rF(Nr+1) )*recip_fullDepth |
228 |
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ENDDO |
229 |
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ENDIF |
230 |
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IF ( usingPCoords .AND. setCenterDr ) THEN |
231 |
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DO k=1,Nr |
232 |
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C- separate the 2 cases: |
233 |
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c IF ( rC(k).LE.rSigmaBnd ) THEN |
234 |
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c bHybSigmC(k) = 0. |
235 |
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c aHybSigmC(k) = ( rC(k) - rF(Nr+1) )*recip_fullDepth |
236 |
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c ELSE |
237 |
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c bHybSigmC(k) = (rC(k)-rSigmaBnd)/(rF(1)-rSigmaBnd) |
238 |
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c aHybSigmC(k) = (1. _d 0 - bHybSigmC(k)) |
239 |
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c & *(rSigmaBnd-rF(Nr+1) )*recip_fullDepth |
240 |
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c ENDIF |
241 |
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C- unique formula using min fct: |
242 |
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tmpRS = MIN( rC(k), rSigBndRS ) |
243 |
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bHybSigmC(k) = ( rC(k) - tmpRS )/(rF(1)-rSigBndRS) |
244 |
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aHybSigmC(k) = (1. _d 0 - bHybSigmC(k)) |
245 |
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& *( tmpRS -rF(Nr+1) )*recip_fullDepth |
246 |
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ENDDO |
247 |
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ENDIF |
248 |
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IF ( usingZCoords .AND. setInterFDr ) THEN |
249 |
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C- Standard method : z = zBot + A*DeltaFullZ + B*(eta+Ro_surf - zBot) |
250 |
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C sigma part goes from 1 @ rSigmaBnd (and above) to 0 @ bottom |
251 |
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DO k=1,Nr+1 |
252 |
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C- separate the 2 cases: |
253 |
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c IF ( rF(k).GE.rSigmaBnd ) THEN |
254 |
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c bHybSigmF(k) = 1. |
255 |
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c aHybSigmF(k) = ( rF(k)-rF(1) )*recip_fullDepth |
256 |
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c ELSE |
257 |
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c bHybSigmF(k) = ( rF(k)-rF(Nr+1) )/( rSigmaBnd-rF(Nr+1) ) |
258 |
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c aHybSigmF(k) = bHybSigmF(k)*(rSigmaBnd-rF(1))*recip_fullDepth |
259 |
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c ENDIF |
260 |
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C- unique formula using max fct: |
261 |
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tmpRS = MAX( rF(k), rSigBndRS ) |
262 |
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bHybSigmF(k) = ( rF(k)-rF(Nr+1) )/( tmpRS-rF(Nr+1) ) |
263 |
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aHybSigmF(k) = bHybSigmF(k)*( tmpRS-rF(1) )*recip_fullDepth |
264 |
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ENDDO |
265 |
|
ENDIF |
266 |
|
IF ( usingZCoords .AND. setCenterDr ) THEN |
267 |
|
DO k=1,Nr |
268 |
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C- separate the 2 cases: |
269 |
|
c IF ( rC(k).GE.rSigmaBnd ) THEN |
270 |
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c bHybSigmC(k) = 1. |
271 |
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c aHybSigmC(k) = ( rC(k)-rF(1) )*recip_fullDepth |
272 |
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c ELSE |
273 |
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c bHybSigmC(k) = ( rC(k)-rF(Nr+1) )/( rSigmaBnd-rF(Nr+1) ) |
274 |
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c aHybSigmC(k) = bHybSigmC(k)*(rSigmaBnd-rF(1))*recip_fullDepth |
275 |
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c ENDIF |
276 |
|
C- unique formula using max fct: |
277 |
|
tmpRS = MAX( rC(k), rSigBndRS ) |
278 |
|
bHybSigmC(k) = ( rC(k)-rF(Nr+1) )/( tmpRS-rF(Nr+1) ) |
279 |
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aHybSigmC(k) = bHybSigmC(k)*( tmpRS-rF(1) )*recip_fullDepth |
280 |
|
ENDDO |
281 |
|
ENDIF |
282 |
|
ELSE |
283 |
|
C-- Coeff at interface are read from file |
284 |
|
IF (setCenterDr) THEN |
285 |
|
STOP 'ABNORMAL END: S/R INI_VERTICAL_GRID: Missing Code' |
286 |
|
ENDIF |
287 |
|
ENDIF |
288 |
|
|
289 |
|
C-- Finish setting (if not done) using simple averaging |
290 |
|
IF ( .NOT.setInterFDr ) THEN |
291 |
|
C- Interface position at the middle between 2 centers |
292 |
|
bHybSigmF(1) = 1. _d 0 |
293 |
|
aHybSigmF(1) = 0. _d 0 |
294 |
|
bHybSigmF(Nr+1) = 0. _d 0 |
295 |
|
aHybSigmF(Nr+1) = 0. _d 0 |
296 |
|
DO k=2,Nr |
297 |
|
bHybSigmF(k) = ( bHybSigmC(k) + bHybSigmC(k-1) )*0.5 _d 0 |
298 |
|
aHybSigmF(k) = ( aHybSigmC(k) + aHybSigmC(k-1) )*0.5 _d 0 |
299 |
|
ENDDO |
300 |
|
ENDIF |
301 |
|
IF ( .NOT.setCenterDr ) THEN |
302 |
|
C- Center position at the middle between 2 interfaces |
303 |
|
DO k=1,Nr |
304 |
|
bHybSigmC(k) = ( bHybSigmF(k) + bHybSigmF(k+1) )*0.5 _d 0 |
305 |
|
aHybSigmC(k) = ( aHybSigmF(k) + aHybSigmF(k+1) )*0.5 _d 0 |
306 |
|
ENDDO |
307 |
|
ENDIF |
308 |
|
|
309 |
|
C-- Vertical increment: |
310 |
|
DO k=1,Nr |
311 |
|
dAHybSigF(k) = ( aHybSigmF(k+1) - aHybSigmF(k) )*rkSign |
312 |
|
dBHybSigF(k) = ( bHybSigmF(k+1) - bHybSigmF(k) )*rkSign |
313 |
|
ENDDO |
314 |
|
DO k=2,Nr |
315 |
|
dAHybSigC(k) = ( aHybSigmC(k) - aHybSigmC(k-1) )*rkSign |
316 |
|
dBHybSigC(k) = ( bHybSigmC(k) - bHybSigmC(k-1) )*rkSign |
317 |
|
ENDDO |
318 |
|
dAHybSigC(1) = ( aHybSigmC(1) - aHybSigmF(1) )*rkSign |
319 |
|
dBHybSigC(1) = ( bHybSigmC(1) - bHybSigmF(1) )*rkSign |
320 |
|
dAHybSigC(Nr+1) = ( aHybSigmF(Nr+1) - aHybSigmC(Nr) )*rkSign |
321 |
|
dBHybSigC(Nr+1) = ( bHybSigmF(Nr+1) - bHybSigmC(Nr) )*rkSign |
322 |
|
|
323 |
|
C-- Check for miss-match between vertical discretization : |
324 |
|
maxErrC = 0. |
325 |
|
maxErrF = 0. |
326 |
|
epsil = 1. _d -9 |
327 |
|
DO k=1,Nr |
328 |
|
tmpError = ( rC(k)-rF(Nr+1) )*recip_fullDepth |
329 |
|
& - ( aHybSigmC(k)+bHybSigmC(k) ) |
330 |
|
IF ( ABS(tmpError).GT.epsil ) THEN |
331 |
|
IF ( maxErrC.LE.epsil ) THEN |
332 |
|
WRITE(msgBuf,'(2A)') 'S/R INI_VERTICAL_GRID:', |
333 |
|
& ' rC and Hybrid-Sigma Coeff miss-match' |
334 |
|
CALL PRINT_ERROR( msgBuf, myThid ) |
335 |
|
ENDIF |
336 |
|
WRITE(msgBuf,'(A,I4,2(A,1PE14.6),A,1P2E14.6)') |
337 |
|
& ' k=', k,' , err=', tmpError, ' ; rC=', rC(k), |
338 |
|
& ' , a & b=', aHybSigmC(k), bHybSigmC(k) |
339 |
|
CALL PRINT_ERROR( msgBuf, myThid ) |
340 |
|
ENDIF |
341 |
|
maxErrC = MAX( maxErrC, ABS(tmpError) ) |
342 |
|
ENDDO |
343 |
|
DO k=1,Nr+1 |
344 |
|
tmpError = ( rF(k)-rF(Nr+1) )*recip_fullDepth |
345 |
|
& - ( aHybSigmF(k)+bHybSigmF(k) ) |
346 |
|
IF ( ABS(tmpError).GT.epsil ) THEN |
347 |
|
IF ( maxErrF.LE.epsil ) THEN |
348 |
|
WRITE(msgBuf,'(2A)') 'S/R INI_VERTICAL_GRID:', |
349 |
|
& ' rF and Hybrid-Sigma Coeff miss-match' |
350 |
|
CALL PRINT_ERROR( msgBuf, myThid ) |
351 |
|
ENDIF |
352 |
|
WRITE(msgBuf,'(A,I4,2(A,1PE14.6),A,1P2E14.6)') |
353 |
|
& ' k=', k,' , err=', tmpError, ' ; rF=', rF(k), |
354 |
|
& ' , a & b=', aHybSigmF(k), bHybSigmF(k) |
355 |
|
CALL PRINT_ERROR( msgBuf, myThid ) |
356 |
|
ENDIF |
357 |
|
maxErrF = MAX( maxErrF, ABS(tmpError) ) |
358 |
|
ENDDO |
359 |
|
WRITE(msgBuf,'(2A,1PE14.6)') 'S/R INI_VERTICAL_GRID:', |
360 |
|
& ' matching of aHybSigmC & rC :', maxErrC |
361 |
|
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
362 |
|
& SQUEEZE_RIGHT, myThid ) |
363 |
|
WRITE(msgBuf,'(2A,1PE14.6)') 'S/R INI_VERTICAL_GRID:', |
364 |
|
& ' matching of aHybSigmF & rF :', maxErrF |
365 |
|
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
366 |
|
& SQUEEZE_RIGHT, myThid ) |
367 |
|
IF ( maxErrC.GT.epsil .OR. maxErrF.GT.epsil ) THEN |
368 |
|
WRITE(msgBuf,'(2A)') 'S/R INI_VERTICAL_GRID:', |
369 |
|
& ' rC,rF and Hybrid-Sigma Coeff miss-match' |
370 |
|
CALL PRINT_ERROR( msgBuf, myThid ) |
371 |
|
STOP 'ABNORMAL END: S/R INI_VERTICAL_GRID' |
372 |
|
ENDIF |
373 |
|
|
374 |
|
C--- End setting-up Hybrid-Sigma vertical coordinate: |
375 |
|
ENDIF |
376 |
|
|
377 |
_END_MASTER(myThid) |
_END_MASTER(myThid) |
378 |
_BARRIER |
_BARRIER |
379 |
|
|