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agrif_opa_interp.F90 @ 8882

Last change on this file since 8882 was 8882, checked in by flavoni, 6 years ago
dev_CNRS_2017 branch: merged dev_r7881_ENHANCE09_RK3 with trunk r8864
Property svn:keywords set to `Id`
File size: 49.3 KB

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1	MODULE agrif_opa_interp
2	!!======================================================================
3	!! * MODULE agrif_opa_interp *
4	!! AGRIF: interpolation package for the ocean dynamics (OPA)
5	!!======================================================================
6	!! History : 2.0 ! 2002-06 (L. Debreu) Original cade
7	!! 3.2 ! 2009-04 (R. Benshila)
8	!! 3.6 ! 2014-09 (R. Benshila)
9	!!----------------------------------------------------------------------
10	#if defined key_agrif
11	!!----------------------------------------------------------------------
12	!! 'key_agrif' AGRIF zoom
13	!!----------------------------------------------------------------------
14	!! Agrif_tra :
15	!! Agrif_dyn :
16	!! Agrif_ssh :
17	!! Agrif_dyn_ts :
18	!! Agrif_dta_ts :
19	!! Agrif_ssh_ts :
20	!! Agrif_avm :
21	!! interpu :
22	!! interpv :
23	!!----------------------------------------------------------------------
24	USE par_oce
25	USE oce
26	USE dom_oce
27	USE zdf_oce
28	USE agrif_oce
29	USE phycst
30	!
31	USE in_out_manager
32	USE agrif_opa_sponge
33	USE lib_mpp
34
35	IMPLICIT NONE
36	PRIVATE
37
38	PUBLIC Agrif_tra, Agrif_dyn, Agrif_ssh, Agrif_dyn_ts, Agrif_ssh_ts, Agrif_dta_ts
39	PUBLIC interpun , interpvn
40	PUBLIC interptsn, interpsshn
41	PUBLIC interpunb, interpvnb , interpub2b, interpvb2b
42	PUBLIC interpe3t, interpumsk, interpvmsk
43	PUBLIC Agrif_avm, interpavm
44
45	INTEGER :: bdy_tinterp = 0
46
47	# include "vectopt_loop_substitute.h90"
48	!!----------------------------------------------------------------------
49	!! NEMO/NST 4.0 , NEMO Consortium (2017)
50	!! $Id$
51	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
52	!!----------------------------------------------------------------------
53	CONTAINS
54
55	SUBROUTINE Agrif_tra
56	!!----------------------------------------------------------------------
57	!! * ROUTINE Agrif_tra *
58	!!----------------------------------------------------------------------
59	!
60	IF( Agrif_Root() ) RETURN
61	!
62	Agrif_SpecialValue = 0._wp
63	Agrif_UseSpecialValue = .TRUE.
64	!
65	CALL Agrif_Bc_variable( tsn_id, procname=interptsn )
66	!
67	Agrif_UseSpecialValue = .FALSE.
68	!
69	END SUBROUTINE Agrif_tra
70
71
72	SUBROUTINE Agrif_dyn( kt )
73	!!----------------------------------------------------------------------
74	!! * ROUTINE Agrif_DYN *
75	!!----------------------------------------------------------------------
76	INTEGER, INTENT(in) :: kt
77	!
78	INTEGER :: ji, jj, jk ! dummy loop indices
79	INTEGER :: j1, j2, i1, i2
80	REAL(wp), DIMENSION(jpi,jpj) :: zub, zvb
81	!!----------------------------------------------------------------------
82	!
83	IF( Agrif_Root() ) RETURN
84	!
85	Agrif_SpecialValue = 0._wp
86	Agrif_UseSpecialValue = ln_spc_dyn
87	!
88	CALL Agrif_Bc_variable( un_interp_id, procname=interpun )
89	CALL Agrif_Bc_variable( vn_interp_id, procname=interpvn )
90	!
91	Agrif_UseSpecialValue = .FALSE.
92	!
93	! prevent smoothing in ghost cells
94	i1 = 1 ; i2 = jpi
95	j1 = 1 ; j2 = jpj
96	IF( nbondj == -1 .OR. nbondj == 2 ) j1 = 3
97	IF( nbondj == +1 .OR. nbondj == 2 ) j2 = nlcj-2
98	IF( nbondi == -1 .OR. nbondi == 2 ) i1 = 3
99	IF( nbondi == +1 .OR. nbondi == 2 ) i2 = nlci-2
100
101	IF( nbondi == -1 .OR. nbondi == 2 ) THEN
102	!
103	! Smoothing
104	! ---------
105	IF( .NOT.ln_dynspg_ts ) THEN ! Store transport
106	ua_b(2:1+nbghostcells,:) = 0._wp
107	DO jk = 1, jpkm1
108	DO jj = 1, jpj
109	ua_b(2:1+nbghostcells,jj) = ua_b(2:1+nbghostcells,jj) + e3u_a(2:1+nbghostcells,jj,jk) * ua(2:1+nbghostcells,jj,jk)
110	END DO
111	END DO
112	DO jj = 1, jpj
113	ua_b(2:1+nbghostcells,jj) = ua_b(2:1+nbghostcells,jj) * r1_hu_a(2:1+nbghostcells,jj)
114	END DO
115	ENDIF
116	!
117	! Smoothing if only 1 ghostcell
118	! -----------------------------
119	IF( nbghostcells == 1 ) THEN
120	DO jk=1,jpkm1 ! Smooth
121	DO jj=j1,j2
122	ua(2,jj,jk) = 0.25_wp(ua(1,jj,jk)+2._wpua(2,jj,jk)+ua(3,jj,jk))
123	ua(2,jj,jk) = ua(2,jj,jk) * umask(2,jj,jk)
124	END DO
125	END DO
126	!
127	zub(2,:) = 0._wp ! Correct transport
128	DO jk = 1, jpkm1
129	DO jj = 1, jpj
130	zub(2,jj) = zub(2,jj) + e3u_a(2,jj,jk) * ua(2,jj,jk)
131	END DO
132	END DO
133	DO jj=1,jpj
134	zub(2,jj) = zub(2,jj) * r1_hu_a(2,jj)
135	END DO
136
137	DO jk = 1, jpkm1
138	DO jj = 1, jpj
139	ua(2,jj,jk) = (ua(2,jj,jk)+ua_b(2,jj)-zub(2,jj))*umask(2,jj,jk)
140	END DO
141	END DO
142
143	IF( ln_dynspg_ts ) THEN ! Set tangential velocities to time splitting estimate
144	zvb(2,:) = 0._wp
145	DO jk = 1, jpkm1
146	DO jj = 1, jpj
147	zvb(2,jj) = zvb(2,jj) + e3v_a(2,jj,jk) * va(2,jj,jk)
148	END DO
149	END DO
150	DO jj = 1, jpj
151	zvb(2,jj) = zvb(2,jj) * r1_hv_a(2,jj)
152	END DO
153	DO jk = 1, jpkm1
154	DO jj = 1, jpj
155	va(2,jj,jk) = (va(2,jj,jk)+va_b(2,jj)-zvb(2,jj)) * vmask(2,jj,jk)
156	END DO
157	END DO
158	ENDIF
159	!
160	ENDIF
161	!
162	! Mask domain edges:
163	!-------------------
164	! DO jk = 1, jpkm1
165	! DO jj = 1, jpj
166	! ua(1,jj,jk) = 0._wp
167	! va(1,jj,jk) = 0._wp
168	! END DO
169	! END DO
170	!
171	ENDIF
172
173	! --- East --- !
174	IF( nbondi == 1 .OR. nbondi == 2 ) THEN
175
176	IF( .NOT.ln_dynspg_ts ) THEN ! Store transport
177	ua_b(nlci-nbghostcells-1:nlci-2,:) = 0._wp
178	DO jk=1,jpkm1
179	DO jj=1,jpj
180	ua_b(nlci-nbghostcells-1:nlci-2,jj) = ua_b(nlci-nbghostcells-1:nlci-2,jj) + e3u_a(nlci-nbghostcells-1:nlci-2,jj,jk) &
181	& * ua(nlci-nbghostcells-1:nlci-2,jj,jk)
182	END DO
183	END DO
184	DO jj=1,jpj
185	ua_b(nlci-nbghostcells-1:nlci-2,jj) = ua_b(nlci-nbghostcells-1:nlci-2,jj) * r1_hu_a(nlci-nbghostcells-1:nlci-2,jj)
186	END DO
187	ENDIF
188	!
189	! Smoothing if only 1 ghostcell
190	! -----------------------------
191	IF( nbghostcells == 1 ) THEN
192	DO jk = 1, jpkm1 ! Smooth
193	DO jj = j1, j2
194	ua(nlci-2,jj,jk) = 0.25_wp * umask(nlci-2,jj,jk) &
195	& * ( ua(nlci-3,jj,jk) + 2._wp*ua(nlci-2,jj,jk) + ua(nlci-1,jj,jk) )
196	END DO
197	END DO
198
199	zub(nlci-2,:) = 0._wp ! Correct transport
200	DO jk = 1, jpkm1
201	DO jj = 1, jpj
202	zub(nlci-2,jj) = zub(nlci-2,jj) + e3u_a(nlci-2,jj,jk) * ua(nlci-2,jj,jk)
203	END DO
204	END DO
205	DO jj = 1, jpj
206	zub(nlci-2,jj) = zub(nlci-2,jj) * r1_hu_a(nlci-2,jj)
207	END DO
208
209	DO jk = 1, jpkm1
210	DO jj = 1, jpj
211	ua(nlci-2,jj,jk) = ( ua(nlci-2,jj,jk) + ua_b(nlci-2,jj) - zub(nlci-2,jj) ) * umask(nlci-2,jj,jk)
212	END DO
213	END DO
214	!
215	IF( ln_dynspg_ts ) THEN ! Set tangential velocities to time splitting estimate
216	zvb(nlci-1,:) = 0._wp
217	DO jk = 1, jpkm1
218	DO jj = 1, jpj
219	zvb(nlci-1,jj) = zvb(nlci-1,jj) + e3v_a(nlci-1,jj,jk) * va(nlci-1,jj,jk)
220	END DO
221	END DO
222	DO jj=1,jpj
223	zvb(nlci-1,jj) = zvb(nlci-1,jj) * r1_hv_a(nlci-1,jj)
224	END DO
225	DO jk = 1, jpkm1
226	DO jj = 1, jpj
227	va(nlci-1,jj,jk) = ( va(nlci-1,jj,jk) + va_b(nlci-1,jj) - zvb(nlci-1,jj) ) * vmask(nlci-1,jj,jk)
228	END DO
229	END DO
230	ENDIF
231	!
232	ENDIF
233	!
234	! Mask domain edges:
235	!-------------------
236	! DO jk = 1, jpkm1
237	! DO jj = 1, jpj
238	! ua(nlci-1,jj,jk) = 0._wp
239	! va(nlci ,jj,jk) = 0._wp
240	! END DO
241	! END DO
242	!
243	ENDIF
244
245	! --- South --- !
246	IF( nbondj == -1 .OR. nbondj == 2 ) THEN
247
248	IF( .NOT.ln_dynspg_ts ) THEN ! Store transport
249	va_b(:,2:nbghostcells+1) = 0._wp
250	DO jk = 1, jpkm1
251	DO ji = 1, jpi
252	va_b(ji,2:nbghostcells+1) = va_b(ji,2:nbghostcells+1) + e3v_a(ji,2:nbghostcells+1,jk) * va(ji,2:nbghostcells+1,jk)
253	END DO
254	END DO
255	DO ji=1,jpi
256	va_b(ji,2:nbghostcells+1) = va_b(ji,2:nbghostcells+1) * r1_hv_a(ji,2:nbghostcells+1)
257	END DO
258	ENDIF
259	!
260	! Smoothing if only 1 ghostcell
261	! -----------------------------
262	IF( nbghostcells == 1 ) THEN
263	DO jk = 1, jpkm1 ! Smooth
264	DO ji = i1, i2
265	va(ji,2,jk) = 0.25_wp * vmask(ji,2,jk) &
266	& * ( va(ji,1,jk) + 2._wp*va(ji,2,jk) + va(ji,3,jk) )
267	END DO
268	END DO
269	!
270	zvb(:,2) = 0._wp ! Correct transport
271	DO jk=1,jpkm1
272	DO ji=1,jpi
273	zvb(ji,2) = zvb(ji,2) + e3v_a(ji,2,jk) * va(ji,2,jk) * vmask(ji,2,jk)
274	END DO
275	END DO
276	DO ji = 1, jpi
277	zvb(ji,2) = zvb(ji,2) * r1_hv_a(ji,2)
278	END DO
279	DO jk = 1, jpkm1
280	DO ji = 1, jpi
281	va(ji,2,jk) = ( va(ji,2,jk) + va_b(ji,2) - zvb(ji,2) ) * vmask(ji,2,jk)
282	END DO
283	END DO
284
285	IF( ln_dynspg_ts ) THEN ! Set tangential velocities to time splitting estimate
286	zub(:,2) = 0._wp
287	DO jk = 1, jpkm1
288	DO ji = 1, jpi
289	zub(ji,2) = zub(ji,2) + e3u_a(ji,2,jk) * ua(ji,2,jk) * umask(ji,2,jk)
290	END DO
291	END DO
292	DO ji = 1, jpi
293	zub(ji,2) = zub(ji,2) * r1_hu_a(ji,2)
294	END DO
295
296	DO jk = 1, jpkm1
297	DO ji = 1, jpi
298	ua(ji,2,jk) = ( ua(ji,2,jk) + ua_b(ji,2) - zub(ji,2) ) * umask(ji,2,jk)
299	END DO
300	END DO
301	ENDIF
302	!
303	ENDIF
304	!
305	! Mask domain edges:
306	!-------------------
307	! DO jk = 1, jpkm1
308	! DO ji = 1, jpi
309	! ua(ji,1,jk) = 0._wp
310	! va(ji,1,jk) = 0._wp
311	! END DO
312	! END DO
313	!
314	ENDIF
315
316	! --- North --- !
317	IF( nbondj == 1 .OR. nbondj == 2 ) THEN
318	!
319	IF( .NOT.ln_dynspg_ts ) THEN ! Store transport
320	va_b(:,nlcj-nbghostcells-1:nlcj-2) = 0._wp
321	DO jk = 1, jpkm1
322	DO ji = 1, jpi
323	va_b(ji,nlcj-nbghostcells-1:nlcj-2) = va_b(ji,nlcj-nbghostcells-1:nlcj-2) + e3v_a(ji,nlcj-nbghostcells-1:nlcj-2,jk) &
324	& * va(ji,nlcj-nbghostcells-1:nlcj-2,jk)
325	END DO
326	END DO
327	DO ji = 1, jpi
328	va_b(ji,nlcj-nbghostcells-1:nlcj-2) = va_b(ji,nlcj-nbghostcells-1:nlcj-2) * r1_hv_a(ji,nlcj-nbghostcells-1:nlcj-2)
329	END DO
330	ENDIF
331	!
332	! Smoothing if only 1 ghostcell
333	! -----------------------------
334	IF( nbghostcells == 1 ) THEN
335	DO jk = 1, jpkm1 ! Smooth
336	DO ji = i1, i2
337	va(ji,nlcj-2,jk) = 0.25_wp * vmask(ji,nlcj-2,jk) &
338	& * ( va(ji,nlcj-3,jk) + 2._wp * va(ji,nlcj-2,jk) + va(ji,nlcj-1,jk) )
339	END DO
340	END DO
341	!
342	zvb(:,nlcj-2) = 0._wp ! Correct transport
343	DO jk = 1, jpkm1
344	DO ji = 1, jpi
345	zvb(ji,nlcj-2) = zvb(ji,nlcj-2) + e3v_a(ji,nlcj-2,jk) * va(ji,nlcj-2,jk) * vmask(ji,nlcj-2,jk)
346	END DO
347	END DO
348	DO ji = 1, jpi
349	zvb(ji,nlcj-2) = zvb(ji,nlcj-2) * r1_hv_a(ji,nlcj-2)
350	END DO
351	DO jk = 1, jpkm1
352	DO ji = 1, jpi
353	va(ji,nlcj-2,jk) = ( va(ji,nlcj-2,jk) + va_b(ji,nlcj-2) - zvb(ji,nlcj-2) ) * vmask(ji,nlcj-2,jk)
354	END DO
355	END DO
356	!
357	IF( ln_dynspg_ts ) THEN ! Set tangential velocities to time splitting estimate
358	zub(:,nlcj-1) = 0._wp
359	DO jk = 1, jpkm1
360	DO ji = 1, jpi
361	zub(ji,nlcj-1) = zub(ji,nlcj-1) + e3u_a(ji,nlcj-1,jk) * ua(ji,nlcj-1,jk) * umask(ji,nlcj-1,jk)
362	END DO
363	END DO
364	DO ji = 1, jpi
365	zub(ji,nlcj-1) = zub(ji,nlcj-1) * r1_hu_a(ji,nlcj-1)
366	END DO
367	!
368	DO jk = 1, jpkm1
369	DO ji = 1, jpi
370	ua(ji,nlcj-1,jk) = ( ua(ji,nlcj-1,jk) + ua_b(ji,nlcj-1) - zub(ji,nlcj-1) ) * umask(ji,nlcj-1,jk)
371	END DO
372	END DO
373	ENDIF
374	!
375	ENDIF
376	!
377	! Mask domain edges:
378	!-------------------
379	! DO jk = 1, jpkm1
380	! DO ji = 1, jpi
381	! ua(ji,nlcj ,jk) = 0._wp
382	! va(ji,nlcj-1,jk) = 0._wp
383	! END DO
384	! END DO
385	!
386	ENDIF
387	!
388	END SUBROUTINE Agrif_dyn
389
390
391	SUBROUTINE Agrif_dyn_ts( jn )
392	!!----------------------------------------------------------------------
393	!! * ROUTINE Agrif_dyn_ts *
394	!!----------------------------------------------------------------------
395	INTEGER, INTENT(in) :: jn
396	!!
397	INTEGER :: ji, jj
398	!!----------------------------------------------------------------------
399	!
400	IF( Agrif_Root() ) RETURN
401	!! clem ghost
402	IF((nbondi == -1).OR.(nbondi == 2)) THEN
403	DO jj=1,jpj
404	va_e(2:nbghostcells+1,jj) = vbdy_w(jj) * hvr_e(2:nbghostcells+1,jj)
405	! Specified fluxes:
406	ua_e(2:nbghostcells+1,jj) = ubdy_w(jj) * hur_e(2:nbghostcells+1,jj)
407	! Characteristics method (only if ghostcells=1):
408	!alt ua_e(2,jj) = 0.5_wp * ( ubdy_w(jj) * hur_e(2,jj) + ua_e(3,jj) &
409	!alt & - sqrt(grav * hur_e(2,jj)) * (sshn_e(3,jj) - hbdy_w(jj)) )
410	END DO
411	ENDIF
412	!
413	IF((nbondi == 1).OR.(nbondi == 2)) THEN
414	DO jj=1,jpj
415	va_e(nlci-nbghostcells:nlci-1,jj) = vbdy_e(jj) * hvr_e(nlci-nbghostcells:nlci-1,jj)
416	! Specified fluxes:
417	ua_e(nlci-nbghostcells-1:nlci-2,jj) = ubdy_e(jj) * hur_e(nlci-nbghostcells-1:nlci-2,jj)
418	! Characteristics method (only if ghostcells=1):
419	!alt ua_e(nlci-2,jj) = 0.5_wp * ( ubdy_e(jj) * hur_e(nlci-2,jj) + ua_e(nlci-3,jj) &
420	!alt & + sqrt(grav * hur_e(nlci-2,jj)) * (sshn_e(nlci-2,jj) - hbdy_e(jj)) )
421	END DO
422	ENDIF
423	!
424	IF((nbondj == -1).OR.(nbondj == 2)) THEN
425	DO ji=1,jpi
426	ua_e(ji,2:nbghostcells+1) = ubdy_s(ji) * hur_e(ji,2:nbghostcells+1)
427	! Specified fluxes:
428	va_e(ji,2:nbghostcells+1) = vbdy_s(ji) * hvr_e(ji,2:nbghostcells+1)
429	! Characteristics method (only if ghostcells=1):
430	!alt va_e(ji,2) = 0.5_wp * ( vbdy_s(ji) * hvr_e(ji,2) + va_e(ji,3) &
431	!alt & - sqrt(grav * hvr_e(ji,2)) * (sshn_e(ji,3) - hbdy_s(ji)) )
432	END DO
433	ENDIF
434	!
435	IF((nbondj == 1).OR.(nbondj == 2)) THEN
436	DO ji=1,jpi
437	ua_e(ji,nlcj-nbghostcells:nlcj-1) = ubdy_n(ji) * hur_e(ji,nlcj-nbghostcells:nlcj-1)
438	! Specified fluxes:
439	va_e(ji,nlcj-nbghostcells-1:nlcj-2) = vbdy_n(ji) * hvr_e(ji,nlcj-nbghostcells-1:nlcj-2)
440	! Characteristics method (only if ghostcells=1):
441	!alt va_e(ji,nlcj-2) = 0.5_wp * ( vbdy_n(ji) * hvr_e(ji,nlcj-2) + va_e(ji,nlcj-3) &
442	!alt & + sqrt(grav * hvr_e(ji,nlcj-2)) * (sshn_e(ji,nlcj-2) - hbdy_n(ji)) )
443	END DO
444	ENDIF
445	!
446	END SUBROUTINE Agrif_dyn_ts
447
448
449	SUBROUTINE Agrif_dta_ts( kt )
450	!!----------------------------------------------------------------------
451	!! * ROUTINE Agrif_dta_ts *
452	!!----------------------------------------------------------------------
453	INTEGER, INTENT(in) :: kt
454	!!
455	INTEGER :: ji, jj
456	LOGICAL :: ll_int_cons
457	REAL(wp) :: zrhot, zt
458	!!----------------------------------------------------------------------
459	!
460	IF( Agrif_Root() ) RETURN
461	!
462	ll_int_cons = ln_bt_fw ! Assume conservative temporal integration in the forward case only
463	!
464	zrhot = Agrif_rhot()
465	!
466	! "Central" time index for interpolation:
467	IF( ln_bt_fw ) THEN
468	zt = REAL( Agrif_NbStepint()+0.5_wp, wp ) / zrhot
469	ELSE
470	zt = REAL( Agrif_NbStepint() , wp ) / zrhot
471	ENDIF
472	!
473	! Linear interpolation of sea level
474	Agrif_SpecialValue = 0._wp
475	Agrif_UseSpecialValue = .TRUE.
476	CALL Agrif_Bc_variable( sshn_id, calledweight=zt, procname=interpsshn )
477	Agrif_UseSpecialValue = .FALSE.
478	!
479	! Interpolate barotropic fluxes
480	Agrif_SpecialValue=0.
481	Agrif_UseSpecialValue = ln_spc_dyn
482	!
483	IF( ll_int_cons ) THEN ! Conservative interpolation
484	! order matters here !!!!!!
485	CALL Agrif_Bc_variable( ub2b_interp_id, calledweight=1._wp, procname=interpub2b ) ! Time integrated
486	CALL Agrif_Bc_variable( vb2b_interp_id, calledweight=1._wp, procname=interpvb2b )
487	bdy_tinterp = 1
488	CALL Agrif_Bc_variable( unb_id , calledweight=1._wp, procname=interpunb ) ! After
489	CALL Agrif_Bc_variable( vnb_id , calledweight=1._wp, procname=interpvnb )
490	bdy_tinterp = 2
491	CALL Agrif_Bc_variable( unb_id , calledweight=0._wp, procname=interpunb ) ! Before
492	CALL Agrif_Bc_variable( vnb_id , calledweight=0._wp, procname=interpvnb )
493	ELSE ! Linear interpolation
494	bdy_tinterp = 0
495	ubdy_w(:) = 0._wp ; vbdy_w(:) = 0._wp
496	ubdy_e(:) = 0._wp ; vbdy_e(:) = 0._wp
497	ubdy_n(:) = 0._wp ; vbdy_n(:) = 0._wp
498	ubdy_s(:) = 0._wp ; vbdy_s(:) = 0._wp
499	CALL Agrif_Bc_variable( unb_id, calledweight=zt, procname=interpunb )
500	CALL Agrif_Bc_variable( vnb_id, calledweight=zt, procname=interpvnb )
501	ENDIF
502	Agrif_UseSpecialValue = .FALSE.
503	!
504	END SUBROUTINE Agrif_dta_ts
505
506
507	SUBROUTINE Agrif_ssh( kt )
508	!!----------------------------------------------------------------------
509	!! * ROUTINE Agrif_DYN *
510	!!----------------------------------------------------------------------
511	INTEGER, INTENT(in) :: kt
512	!
513	INTEGER :: ji, jj, indx
514	!!----------------------------------------------------------------------
515	!
516	IF( Agrif_Root() ) RETURN
517	!! clem ghost
518	! --- West --- !
519	IF((nbondi == -1).OR.(nbondi == 2)) THEN
520	indx = 1+nbghostcells
521	DO jj = 1, jpj
522	DO ji = 2, indx
523	ssha(ji,jj)=ssha(indx+1,jj)
524	sshn(ji,jj)=sshn(indx+1,jj)
525	ENDDO
526	ENDDO
527	ENDIF
528	!
529	! --- East --- !
530	IF((nbondi == 1).OR.(nbondi == 2)) THEN
531	indx = nlci-nbghostcells
532	DO jj = 1, jpj
533	DO ji = indx, nlci-1
534	ssha(ji,jj)=ssha(indx-1,jj)
535	sshn(ji,jj)=sshn(indx-1,jj)
536	ENDDO
537	ENDDO
538	ENDIF
539	!
540	! --- South --- !
541	IF((nbondj == -1).OR.(nbondj == 2)) THEN
542	indx = 1+nbghostcells
543	DO jj = 2, indx
544	DO ji = 1, jpi
545	ssha(ji,jj)=ssha(ji,indx+1)
546	sshn(ji,jj)=sshn(ji,indx+1)
547	ENDDO
548	ENDDO
549	ENDIF
550	!
551	! --- North --- !
552	IF((nbondj == 1).OR.(nbondj == 2)) THEN
553	indx = nlcj-nbghostcells
554	DO jj = indx, nlcj-1
555	DO ji = 1, jpi
556	ssha(ji,jj)=ssha(ji,indx-1)
557	sshn(ji,jj)=sshn(ji,indx-1)
558	ENDDO
559	ENDDO
560	ENDIF
561	!
562	END SUBROUTINE Agrif_ssh
563
564
565	SUBROUTINE Agrif_ssh_ts( jn )
566	!!----------------------------------------------------------------------
567	!! * ROUTINE Agrif_ssh_ts *
568	!!----------------------------------------------------------------------
569	INTEGER, INTENT(in) :: jn
570	!!
571	INTEGER :: ji, jj
572	!!----------------------------------------------------------------------
573	!! clem ghost (starting at i,j=1 is important I think otherwise you introduce a grad(ssh)/=0 at point 2)
574	IF((nbondi == -1).OR.(nbondi == 2)) THEN
575	DO jj = 1, jpj
576	ssha_e(2:nbghostcells+1,jj) = hbdy_w(jj)
577	END DO
578	ENDIF
579	!
580	IF((nbondi == 1).OR.(nbondi == 2)) THEN
581	DO jj = 1, jpj
582	ssha_e(nlci-nbghostcells:nlci-1,jj) = hbdy_e(jj)
583	END DO
584	ENDIF
585	!
586	IF((nbondj == -1).OR.(nbondj == 2)) THEN
587	DO ji = 1, jpi
588	ssha_e(ji,2:nbghostcells+1) = hbdy_s(ji)
589	END DO
590	ENDIF
591	!
592	IF((nbondj == 1).OR.(nbondj == 2)) THEN
593	DO ji = 1, jpi
594	ssha_e(ji,nlcj-nbghostcells:nlcj-1) = hbdy_n(ji)
595	END DO
596	ENDIF
597	!
598	END SUBROUTINE Agrif_ssh_ts
599
600
601	SUBROUTINE Agrif_avm
602	!!----------------------------------------------------------------------
603	!! * ROUTINE Agrif_avm *
604	!!----------------------------------------------------------------------
605	REAL(wp) :: zalpha
606	!!----------------------------------------------------------------------
607	!
608	zalpha = 1._wp ! proper time interpolation impossible ==> use last available value from parent
609	!
610	Agrif_SpecialValue = 0._wp
611	Agrif_UseSpecialValue = .TRUE.
612	!
613	CALL Agrif_Bc_variable( avm_id, calledweight=zalpha, procname=interpavm )
614	!
615	Agrif_UseSpecialValue = .FALSE.
616	!
617	END SUBROUTINE Agrif_avm
618
619
620	SUBROUTINE interptsn( ptab, i1, i2, j1, j2, k1, k2, n1, n2, before, nb, ndir )
621	!!----------------------------------------------------------------------
622	!! * ROUTINE interptsn *
623	!!----------------------------------------------------------------------
624	REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2,n1:n2), INTENT(inout) :: ptab
625	INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2, n1, n2
626	LOGICAL , INTENT(in ) :: before
627	INTEGER , INTENT(in ) :: nb , ndir
628	!
629	INTEGER :: ji, jj, jk, jn ! dummy loop indices
630	INTEGER :: imin, imax, jmin, jmax
631	REAL(wp) :: zrhox, z1, z2, z3, z4, z5, z6, z7
632	LOGICAL :: western_side, eastern_side,northern_side,southern_side
633	!!----------------------------------------------------------------------
634	!
635	IF( before ) THEN
636	ptab(i1:i2,j1:j2,k1:k2,n1:n2) = tsn(i1:i2,j1:j2,k1:k2,n1:n2)
637	ELSE
638	!
639	western_side = (nb == 1).AND.(ndir == 1) ; eastern_side = (nb == 1).AND.(ndir == 2)
640	southern_side = (nb == 2).AND.(ndir == 1) ; northern_side = (nb == 2).AND.(ndir == 2)
641	!
642	IF( nbghostcells > 1 ) THEN ! no smoothing
643	tsa(i1:i2,j1:j2,k1:k2,n1:n2) = ptab(i1:i2,j1:j2,k1:k2,n1:n2)
644	ELSE ! smoothing
645	!
646	zrhox = Agrif_Rhox()
647	z1 = ( zrhox - 1. ) * 0.5
648	z3 = ( zrhox - 1. ) / ( zrhox + 1. )
649	z6 = 2. * ( zrhox - 1. ) / ( zrhox + 1. )
650	z7 = - ( zrhox - 1. ) / ( zrhox + 3. )
651	!
652	z2 = 1. - z1
653	z4 = 1. - z3
654	z5 = 1. - z6 - z7
655	!
656	imin = i1 ; imax = i2
657	jmin = j1 ; jmax = j2
658	!
659	! Remove CORNERS
660	IF((nbondj == -1).OR.(nbondj == 2)) jmin = 3
661	IF((nbondj == +1).OR.(nbondj == 2)) jmax = nlcj-2
662	IF((nbondi == -1).OR.(nbondi == 2)) imin = 3
663	IF((nbondi == +1).OR.(nbondi == 2)) imax = nlci-2
664	!
665	IF( eastern_side ) THEN
666	DO jn = 1, jpts
667	tsa(nlci,j1:j2,k1:k2,jn) = z1 * ptab(nlci,j1:j2,k1:k2,jn) + z2 * ptab(nlci-1,j1:j2,k1:k2,jn)
668	DO jk = 1, jpkm1
669	DO jj = jmin,jmax
670	IF( umask(nlci-2,jj,jk) == 0._wp ) THEN
671	tsa(nlci-1,jj,jk,jn) = tsa(nlci,jj,jk,jn) * tmask(nlci-1,jj,jk)
672	ELSE
673	tsa(nlci-1,jj,jk,jn)=(z4tsa(nlci,jj,jk,jn)+z3tsa(nlci-2,jj,jk,jn))*tmask(nlci-1,jj,jk)
674	IF( un(nlci-2,jj,jk) > 0._wp ) THEN
675	tsa(nlci-1,jj,jk,jn)=( z6tsa(nlci-2,jj,jk,jn)+z5tsa(nlci,jj,jk,jn) &
676	+ z7tsa(nlci-3,jj,jk,jn) ) tmask(nlci-1,jj,jk)
677	ENDIF
678	ENDIF
679	END DO
680	END DO
681	tsa(nlci,j1:j2,k1:k2,jn) = 0._wp
682	END DO
683	ENDIF
684	!
685	IF( northern_side ) THEN
686	DO jn = 1, jpts
687	tsa(i1:i2,nlcj,k1:k2,jn) = z1 * ptab(i1:i2,nlcj,k1:k2,jn) + z2 * ptab(i1:i2,nlcj-1,k1:k2,jn)
688	DO jk = 1, jpkm1
689	DO ji = imin,imax
690	IF( vmask(ji,nlcj-2,jk) == 0._wp ) THEN
691	tsa(ji,nlcj-1,jk,jn) = tsa(ji,nlcj,jk,jn) * tmask(ji,nlcj-1,jk)
692	ELSE
693	tsa(ji,nlcj-1,jk,jn)=(z4tsa(ji,nlcj,jk,jn)+z3tsa(ji,nlcj-2,jk,jn))*tmask(ji,nlcj-1,jk)
694	IF (vn(ji,nlcj-2,jk) > 0._wp ) THEN
695	tsa(ji,nlcj-1,jk,jn)=( z6tsa(ji,nlcj-2,jk,jn)+z5tsa(ji,nlcj,jk,jn) &
696	+ z7tsa(ji,nlcj-3,jk,jn) ) tmask(ji,nlcj-1,jk)
697	ENDIF
698	ENDIF
699	END DO
700	END DO
701	tsa(i1:i2,nlcj,k1:k2,jn) = 0._wp
702	END DO
703	ENDIF
704	!
705	IF( western_side ) THEN
706	DO jn = 1, jpts
707	tsa(1,j1:j2,k1:k2,jn) = z1 * ptab(1,j1:j2,k1:k2,jn) + z2 * ptab(2,j1:j2,k1:k2,jn)
708	DO jk = 1, jpkm1
709	DO jj = jmin,jmax
710	IF( umask(2,jj,jk) == 0._wp ) THEN
711	tsa(2,jj,jk,jn) = tsa(1,jj,jk,jn) * tmask(2,jj,jk)
712	ELSE
713	tsa(2,jj,jk,jn)=(z4tsa(1,jj,jk,jn)+z3tsa(3,jj,jk,jn))*tmask(2,jj,jk)
714	IF( un(2,jj,jk) < 0._wp ) THEN
715	tsa(2,jj,jk,jn)=(z6tsa(3,jj,jk,jn)+z5tsa(1,jj,jk,jn)+z7tsa(4,jj,jk,jn))tmask(2,jj,jk)
716	ENDIF
717	ENDIF
718	END DO
719	END DO
720	tsa(1,j1:j2,k1:k2,jn) = 0._wp
721	END DO
722	ENDIF
723	!
724	IF( southern_side ) THEN
725	DO jn = 1, jpts
726	tsa(i1:i2,1,k1:k2,jn) = z1 * ptab(i1:i2,1,k1:k2,jn) + z2 * ptab(i1:i2,2,k1:k2,jn)
727	DO jk = 1, jpk
728	DO ji=imin,imax
729	IF( vmask(ji,2,jk) == 0._wp ) THEN
730	tsa(ji,2,jk,jn)=tsa(ji,1,jk,jn) * tmask(ji,2,jk)
731	ELSE
732	tsa(ji,2,jk,jn)=(z4tsa(ji,1,jk,jn)+z3tsa(ji,3,jk,jn))*tmask(ji,2,jk)
733	IF( vn(ji,2,jk) < 0._wp ) THEN
734	tsa(ji,2,jk,jn)=(z6tsa(ji,3,jk,jn)+z5tsa(ji,1,jk,jn)+z7tsa(ji,4,jk,jn))tmask(ji,2,jk)
735	ENDIF
736	ENDIF
737	END DO
738	END DO
739	tsa(i1:i2,1,k1:k2,jn) = 0._wp
740	END DO
741	ENDIF
742	!
743	! Treatment of corners
744	IF ((eastern_side).AND.((nbondj == -1).OR.(nbondj == 2))) tsa(nlci-1,2,:,:) = ptab(nlci-1,2,:,:) ! East south
745	IF ((eastern_side).AND.((nbondj == 1).OR.(nbondj == 2))) tsa(nlci-1,nlcj-1,:,:) = ptab(nlci-1,nlcj-1,:,:) ! East north
746	IF ((western_side).AND.((nbondj == -1).OR.(nbondj == 2))) tsa(2,2,:,:) = ptab(2,2,:,:) ! West south
747	IF ((western_side).AND.((nbondj == 1).OR.(nbondj == 2))) tsa(2,nlcj-1,:,:) = ptab(2,nlcj-1,:,:) ! West north
748	!
749	ENDIF
750	ENDIF
751	!
752	END SUBROUTINE interptsn
753
754
755	SUBROUTINE interpsshn( ptab, i1, i2, j1, j2, before, nb, ndir )
756	!!----------------------------------------------------------------------
757	!! * ROUTINE interpsshn *
758	!!----------------------------------------------------------------------
759	INTEGER , INTENT(in ) :: i1, i2, j1, j2
760	REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab
761	LOGICAL , INTENT(in ) :: before
762	INTEGER , INTENT(in ) :: nb , ndir
763	!
764	LOGICAL :: western_side, eastern_side,northern_side,southern_side
765	!!----------------------------------------------------------------------
766	!
767	IF( before) THEN
768	ptab(i1:i2,j1:j2) = sshn(i1:i2,j1:j2)
769	ELSE
770	western_side = (nb == 1).AND.(ndir == 1)
771	eastern_side = (nb == 1).AND.(ndir == 2)
772	southern_side = (nb == 2).AND.(ndir == 1)
773	northern_side = (nb == 2).AND.(ndir == 2)
774	!! clem ghost
775	IF(western_side) hbdy_w(j1:j2) = ptab(i2,j1:j2) * tmask(i2,j1:j2,1)
776	IF(eastern_side) hbdy_e(j1:j2) = ptab(i1,j1:j2) * tmask(i1,j1:j2,1) !clem previously i1
777	IF(southern_side) hbdy_s(i1:i2) = ptab(i1:i2,j2) * tmask(i1:i2,j2,1) !clem previously j1
778	IF(northern_side) hbdy_n(i1:i2) = ptab(i1:i2,j1) * tmask(i1:i2,j1,1)
779	ENDIF
780	!
781	END SUBROUTINE interpsshn
782
783
784	SUBROUTINE interpun( ptab, i1, i2, j1, j2, k1, k2, before )
785	!!----------------------------------------------------------------------
786	!! * ROUTINE interpun *
787	!!----------------------------------------------------------------------
788	INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2
789	REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab
790	LOGICAL , INTENT(in ) :: before
791	!
792	INTEGER :: ji, jj, jk
793	REAL(wp) :: zrhoy
794	!!----------------------------------------------------------------------
795	!
796	IF( before ) THEN
797	DO jk = k1, jpk
798	ptab(i1:i2,j1:j2,jk) = e2u(i1:i2,j1:j2) * e3u_n(i1:i2,j1:j2,jk) * un(i1:i2,j1:j2,jk)
799	END DO
800	ELSE
801	zrhoy = Agrif_Rhoy()
802	DO jk = 1, jpkm1
803	DO jj=j1,j2
804	ua(i1:i2,jj,jk) = ptab(i1:i2,jj,jk) / ( zrhoy * e2u(i1:i2,jj) * e3u_n(i1:i2,jj,jk) )
805	END DO
806	END DO
807	ENDIF
808	!
809	END SUBROUTINE interpun
810
811
812	SUBROUTINE interpvn( ptab, i1, i2, j1, j2, k1, k2, before )
813	!!----------------------------------------------------------------------
814	!! * ROUTINE interpvn *
815	!!----------------------------------------------------------------------
816	INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2
817	REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab
818	LOGICAL , INTENT(in ) :: before
819	!
820	INTEGER :: ji, jj, jk
821	REAL(wp) :: zrhox
822	!!----------------------------------------------------------------------
823	!
824	IF( before ) THEN !interpv entre 1 et k2 et interpv2d en jpkp1
825	DO jk = k1, jpk
826	ptab(i1:i2,j1:j2,jk) = e1v(i1:i2,j1:j2) * e3v_n(i1:i2,j1:j2,jk) * vn(i1:i2,j1:j2,jk)
827	END DO
828	ELSE
829	zrhox= Agrif_Rhox()
830	DO jk = 1, jpkm1
831	va(i1:i2,j1:j2,jk) = ptab(i1:i2,j1:j2,jk) / ( zrhox * e1v(i1:i2,j1:j2) * e3v_n(i1:i2,j1:j2,jk) )
832	END DO
833	ENDIF
834	!
835	END SUBROUTINE interpvn
836
837
838	SUBROUTINE interpunb( ptab, i1, i2, j1, j2, before, nb, ndir )
839	!!----------------------------------------------------------------------
840	!! * ROUTINE interpunb *
841	!!----------------------------------------------------------------------
842	INTEGER , INTENT(in ) :: i1, i2, j1, j2
843	REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab
844	LOGICAL , INTENT(in ) :: before
845	INTEGER , INTENT(in ) :: nb , ndir
846	!
847	INTEGER :: ji, jj
848	REAL(wp) :: zrhoy, zrhot, zt0, zt1, ztcoeff
849	LOGICAL :: western_side, eastern_side,northern_side,southern_side
850	!!----------------------------------------------------------------------
851	!
852	IF( before ) THEN
853	ptab(i1:i2,j1:j2) = e2u(i1:i2,j1:j2) * hu_n(i1:i2,j1:j2) * un_b(i1:i2,j1:j2)
854	ELSE
855	western_side = (nb == 1).AND.(ndir == 1)
856	eastern_side = (nb == 1).AND.(ndir == 2)
857	southern_side = (nb == 2).AND.(ndir == 1)
858	northern_side = (nb == 2).AND.(ndir == 2)
859	zrhoy = Agrif_Rhoy()
860	zrhot = Agrif_rhot()
861	! Time indexes bounds for integration
862	zt0 = REAL(Agrif_NbStepint() , wp) / zrhot
863	zt1 = REAL(Agrif_NbStepint()+1, wp) / zrhot
864	! Polynomial interpolation coefficients:
865	IF( bdy_tinterp == 1 ) THEN
866	ztcoeff = zrhot * ( zt1*2._wp ( zt1 - 1._wp) &
867	& - zt0*2._wp ( zt0 - 1._wp) )
868	ELSEIF( bdy_tinterp == 2 ) THEN
869	ztcoeff = zrhot * ( zt1 * ( zt1 - 1._wp)**2._wp &
870	& - zt0 * ( zt0 - 1._wp)**2._wp )
871	ELSE
872	ztcoeff = 1
873	ENDIF
874	!! clem ghost
875	IF(western_side) ubdy_w(j1:j2) = ubdy_w(j1:j2) + ztcoeff * ptab(i2,j1:j2)
876	IF(eastern_side) ubdy_e(j1:j2) = ubdy_e(j1:j2) + ztcoeff * ptab(i1,j1:j2) !clem previously i1
877	IF(southern_side) ubdy_s(i1:i2) = ubdy_s(i1:i2) + ztcoeff * ptab(i1:i2,j2) !clem previously j1
878	IF(northern_side) ubdy_n(i1:i2) = ubdy_n(i1:i2) + ztcoeff * ptab(i1:i2,j1)
879	!
880	IF( bdy_tinterp == 0 .OR. bdy_tinterp == 2) THEN
881	IF(western_side) ubdy_w(j1:j2) = ubdy_w(j1:j2) / (zrhoye2u(i2,j1:j2)) umask(i2,j1:j2,1)
882	IF(eastern_side) ubdy_e(j1:j2) = ubdy_e(j1:j2) / (zrhoye2u(i1,j1:j2)) umask(i1,j1:j2,1)
883	IF(southern_side) ubdy_s(i1:i2) = ubdy_s(i1:i2) / (zrhoye2u(i1:i2,j2)) umask(i1:i2,j2,1)
884	IF(northern_side) ubdy_n(i1:i2) = ubdy_n(i1:i2) / (zrhoye2u(i1:i2,j1)) umask(i1:i2,j1,1)
885	ENDIF
886	ENDIF
887	!
888	END SUBROUTINE interpunb
889
890
891	SUBROUTINE interpvnb( ptab, i1, i2, j1, j2, before, nb, ndir )
892	!!----------------------------------------------------------------------
893	!! * ROUTINE interpvnb *
894	!!----------------------------------------------------------------------
895	INTEGER , INTENT(in ) :: i1, i2, j1, j2
896	REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab
897	LOGICAL , INTENT(in ) :: before
898	INTEGER , INTENT(in ) :: nb , ndir
899	!
900	INTEGER :: ji,jj
901	REAL(wp) :: zrhox, zrhot, zt0, zt1, ztcoeff
902	LOGICAL :: western_side, eastern_side,northern_side,southern_side
903	!!----------------------------------------------------------------------
904	!
905	IF( before ) THEN
906	ptab(i1:i2,j1:j2) = e1v(i1:i2,j1:j2) * hv_n(i1:i2,j1:j2) * vn_b(i1:i2,j1:j2)
907	ELSE
908	western_side = (nb == 1).AND.(ndir == 1)
909	eastern_side = (nb == 1).AND.(ndir == 2)
910	southern_side = (nb == 2).AND.(ndir == 1)
911	northern_side = (nb == 2).AND.(ndir == 2)
912	zrhox = Agrif_Rhox()
913	zrhot = Agrif_rhot()
914	! Time indexes bounds for integration
915	zt0 = REAL(Agrif_NbStepint() , wp) / zrhot
916	zt1 = REAL(Agrif_NbStepint()+1, wp) / zrhot
917	IF( bdy_tinterp == 1 ) THEN
918	ztcoeff = zrhot * ( zt1*2._wp ( zt1 - 1._wp) &
919	& - zt0*2._wp ( zt0 - 1._wp) )
920	ELSEIF( bdy_tinterp == 2 ) THEN
921	ztcoeff = zrhot * ( zt1 * ( zt1 - 1._wp)**2._wp &
922	& - zt0 * ( zt0 - 1._wp)**2._wp )
923	ELSE
924	ztcoeff = 1
925	ENDIF
926	!! clem ghost
927	IF(western_side) vbdy_w(j1:j2) = vbdy_w(j1:j2) + ztcoeff * ptab(i2,j1:j2)
928	IF(eastern_side) vbdy_e(j1:j2) = vbdy_e(j1:j2) + ztcoeff * ptab(i1,j1:j2) !clem previously i1
929	IF(southern_side) vbdy_s(i1:i2) = vbdy_s(i1:i2) + ztcoeff * ptab(i1:i2,j2) !clem previously j1
930	IF(northern_side) vbdy_n(i1:i2) = vbdy_n(i1:i2) + ztcoeff * ptab(i1:i2,j1)
931	!
932	IF( bdy_tinterp == 0 .OR. bdy_tinterp == 2) THEN
933	IF(western_side) vbdy_w(j1:j2) = vbdy_w(j1:j2) / (zrhoxe1v(i2,j1:j2)) vmask(i2,j1:j2,1)
934	IF(eastern_side) vbdy_e(j1:j2) = vbdy_e(j1:j2) / (zrhoxe1v(i1,j1:j2)) vmask(i1,j1:j2,1)
935	IF(southern_side) vbdy_s(i1:i2) = vbdy_s(i1:i2) / (zrhoxe1v(i1:i2,j2)) vmask(i1:i2,j2,1)
936	IF(northern_side) vbdy_n(i1:i2) = vbdy_n(i1:i2) / (zrhoxe1v(i1:i2,j1)) vmask(i1:i2,j1,1)
937	ENDIF
938	ENDIF
939	!
940	END SUBROUTINE interpvnb
941
942
943	SUBROUTINE interpub2b( ptab, i1, i2, j1, j2, before, nb, ndir )
944	!!----------------------------------------------------------------------
945	!! * ROUTINE interpub2b *
946	!!----------------------------------------------------------------------
947	INTEGER , INTENT(in ) :: i1, i2, j1, j2
948	REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab
949	LOGICAL , INTENT(in ) :: before
950	INTEGER , INTENT(in ) :: nb , ndir
951	!
952	INTEGER :: ji,jj
953	REAL(wp) :: zrhot, zt0, zt1,zat
954	LOGICAL :: western_side, eastern_side,northern_side,southern_side
955	!!----------------------------------------------------------------------
956	IF( before ) THEN
957	ptab(i1:i2,j1:j2) = e2u(i1:i2,j1:j2) * ub2_b(i1:i2,j1:j2)
958	ELSE
959	western_side = (nb == 1).AND.(ndir == 1)
960	eastern_side = (nb == 1).AND.(ndir == 2)
961	southern_side = (nb == 2).AND.(ndir == 1)
962	northern_side = (nb == 2).AND.(ndir == 2)
963	zrhot = Agrif_rhot()
964	! Time indexes bounds for integration
965	zt0 = REAL(Agrif_NbStepint() , wp) / zrhot
966	zt1 = REAL(Agrif_NbStepint()+1, wp) / zrhot
967	! Polynomial interpolation coefficients:
968	zat = zrhot * ( zt1*2._wp (-2._wp*zt1 + 3._wp) &
969	& - zt0*2._wp (-2._wp*zt0 + 3._wp) )
970	!! clem ghost
971	IF(western_side ) ubdy_w(j1:j2) = zat * ptab(i2,j1:j2)
972	IF(eastern_side ) ubdy_e(j1:j2) = zat * ptab(i1,j1:j2) !clem previously i1
973	IF(southern_side) ubdy_s(i1:i2) = zat * ptab(i1:i2,j2) !clem previously j1
974	IF(northern_side) ubdy_n(i1:i2) = zat * ptab(i1:i2,j1)
975	ENDIF
976	!
977	END SUBROUTINE interpub2b
978
979
980	SUBROUTINE interpvb2b( ptab, i1, i2, j1, j2, before, nb, ndir )
981	!!----------------------------------------------------------------------
982	!! * ROUTINE interpvb2b *
983	!!----------------------------------------------------------------------
984	INTEGER , INTENT(in ) :: i1, i2, j1, j2
985	REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab
986	LOGICAL , INTENT(in ) :: before
987	INTEGER , INTENT(in ) :: nb , ndir
988	!
989	INTEGER :: ji,jj
990	REAL(wp) :: zrhot, zt0, zt1,zat
991	LOGICAL :: western_side, eastern_side,northern_side,southern_side
992	!!----------------------------------------------------------------------
993	!
994	IF( before ) THEN
995	ptab(i1:i2,j1:j2) = e1v(i1:i2,j1:j2) * vb2_b(i1:i2,j1:j2)
996	ELSE
997	western_side = (nb == 1).AND.(ndir == 1)
998	eastern_side = (nb == 1).AND.(ndir == 2)
999	southern_side = (nb == 2).AND.(ndir == 1)
1000	northern_side = (nb == 2).AND.(ndir == 2)
1001	zrhot = Agrif_rhot()
1002	! Time indexes bounds for integration
1003	zt0 = REAL(Agrif_NbStepint() , wp) / zrhot
1004	zt1 = REAL(Agrif_NbStepint()+1, wp) / zrhot
1005	! Polynomial interpolation coefficients:
1006	zat = zrhot * ( zt1*2._wp (-2._wp*zt1 + 3._wp) &
1007	& - zt0*2._wp (-2._wp*zt0 + 3._wp) )
1008	!
1009	IF(western_side ) vbdy_w(j1:j2) = zat * ptab(i2,j1:j2)
1010	IF(eastern_side ) vbdy_e(j1:j2) = zat * ptab(i1,j1:j2) !clem previously i1
1011	IF(southern_side) vbdy_s(i1:i2) = zat * ptab(i1:i2,j2) !clem previously j1
1012	IF(northern_side) vbdy_n(i1:i2) = zat * ptab(i1:i2,j1)
1013	ENDIF
1014	!
1015	END SUBROUTINE interpvb2b
1016
1017
1018	SUBROUTINE interpe3t( ptab, i1, i2, j1, j2, k1, k2, before, nb, ndir )
1019	!!----------------------------------------------------------------------
1020	!! * ROUTINE interpe3t *
1021	!!----------------------------------------------------------------------
1022	INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2
1023	REAL(wp),DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab
1024	LOGICAL , INTENT(in ) :: before
1025	INTEGER , INTENT(in ) :: nb , ndir
1026	!
1027	INTEGER :: ji, jj, jk
1028	LOGICAL :: western_side, eastern_side, northern_side, southern_side
1029	!!----------------------------------------------------------------------
1030	!
1031	IF( before ) THEN
1032	ptab(i1:i2,j1:j2,k1:k2) = tmask(i1:i2,j1:j2,k1:k2) * e3t_0(i1:i2,j1:j2,k1:k2)
1033	ELSE
1034	western_side = (nb == 1).AND.(ndir == 1)
1035	eastern_side = (nb == 1).AND.(ndir == 2)
1036	southern_side = (nb == 2).AND.(ndir == 1)
1037	northern_side = (nb == 2).AND.(ndir == 2)
1038	!
1039	DO jk = k1, k2
1040	DO jj = j1, j2
1041	DO ji = i1, i2
1042	!
1043	IF( ABS( ptab(ji,jj,jk) - tmask(ji,jj,jk) * e3t_0(ji,jj,jk) ) > 1.D-2) THEN
1044	IF (western_side) THEN
1045	WRITE(numout,*) 'ERROR bathymetry merge at the western border ji,jj,jk ', ji+nimpp-1,jj+njmpp-1,jk
1046	ELSEIF (eastern_side) THEN
1047	WRITE(numout,*) 'ERROR bathymetry merge at the eastern border ji,jj,jk ', ji+nimpp-1,jj+njmpp-1,jk
1048	ELSEIF (southern_side) THEN
1049	WRITE(numout,*) 'ERROR bathymetry merge at the southern border ji,jj,jk', ji+nimpp-1,jj+njmpp-1,jk
1050	ELSEIF (northern_side) THEN
1051	WRITE(numout,*) 'ERROR bathymetry merge at the northen border ji,jj,jk', ji+nimpp-1,jj+njmpp-1,jk
1052	ENDIF
1053	WRITE(numout,*) ' ptab(ji,jj,jk), e3t(ji,jj,jk) ', ptab(ji,jj,jk), e3t_0(ji,jj,jk)
1054	kindic_agr = kindic_agr + 1
1055	ENDIF
1056	END DO
1057	END DO
1058	END DO
1059	!
1060	ENDIF
1061	!
1062	END SUBROUTINE interpe3t
1063
1064
1065	SUBROUTINE interpumsk( ptab, i1, i2, j1, j2, k1, k2, before, nb, ndir )
1066	!!----------------------------------------------------------------------
1067	!! * ROUTINE interpumsk *
1068	!!----------------------------------------------------------------------
1069	INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2
1070	REAL(wp),DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab
1071	LOGICAL , INTENT(in ) :: before
1072	INTEGER , INTENT(in ) :: nb , ndir
1073	!
1074	INTEGER :: ji, jj, jk
1075	LOGICAL :: western_side, eastern_side
1076	!!----------------------------------------------------------------------
1077	!
1078	IF( before ) THEN
1079	ptab(i1:i2,j1:j2,k1:k2) = umask(i1:i2,j1:j2,k1:k2)
1080	ELSE
1081	western_side = (nb == 1).AND.(ndir == 1)
1082	eastern_side = (nb == 1).AND.(ndir == 2)
1083	DO jk = k1, k2
1084	DO jj = j1, j2
1085	DO ji = i1, i2
1086	! Velocity mask at boundary edge points:
1087	IF (ABS(ptab(ji,jj,jk) - umask(ji,jj,jk)) > 1.D-2) THEN
1088	IF (western_side) THEN
1089	WRITE(numout,*) 'ERROR with umask at the western border ji,jj,jk ', ji+nimpp-1,jj+njmpp-1,jk
1090	WRITE(numout,*) ' masks: parent, child ', ptab(ji,jj,jk), umask(ji,jj,jk)
1091	kindic_agr = kindic_agr + 1
1092	ELSEIF (eastern_side) THEN
1093	WRITE(numout,*) 'ERROR with umask at the eastern border ji,jj,jk ', ji+nimpp-1,jj+njmpp-1,jk
1094	WRITE(numout,*) ' masks: parent, child ', ptab(ji,jj,jk), umask(ji,jj,jk)
1095	kindic_agr = kindic_agr + 1
1096	ENDIF
1097	ENDIF
1098	END DO
1099	END DO
1100	END DO
1101	!
1102	ENDIF
1103	!
1104	END SUBROUTINE interpumsk
1105
1106
1107	SUBROUTINE interpvmsk( ptab, i1, i2, j1, j2, k1, k2, before, nb, ndir )
1108	!!----------------------------------------------------------------------
1109	!! * ROUTINE interpvmsk *
1110	!!----------------------------------------------------------------------
1111	INTEGER , INTENT(in ) :: i1,i2,j1,j2,k1,k2
1112	REAL(wp),DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab
1113	LOGICAL , INTENT(in ) :: before
1114	INTEGER , INTENT(in ) :: nb , ndir
1115	!
1116	INTEGER :: ji, jj, jk
1117	LOGICAL :: northern_side, southern_side
1118	!!----------------------------------------------------------------------
1119	!
1120	IF( before ) THEN
1121	ptab(i1:i2,j1:j2,k1:k2) = vmask(i1:i2,j1:j2,k1:k2)
1122	ELSE
1123	southern_side = (nb == 2).AND.(ndir == 1)
1124	northern_side = (nb == 2).AND.(ndir == 2)
1125	DO jk = k1, k2
1126	DO jj = j1, j2
1127	DO ji = i1, i2
1128	! Velocity mask at boundary edge points:
1129	IF (ABS(ptab(ji,jj,jk) - vmask(ji,jj,jk)) > 1.D-2) THEN
1130	IF (southern_side) THEN
1131	WRITE(numout,*) 'ERROR with vmask at the southern border ji,jj,jk ', ji+nimpp-1,jj+njmpp-1,jk
1132	WRITE(numout,*) ' masks: parent, child ', ptab(ji,jj,jk), vmask(ji,jj,jk)
1133	kindic_agr = kindic_agr + 1
1134	ELSEIF (northern_side) THEN
1135	WRITE(numout,*) 'ERROR with vmask at the northern border ji,jj,jk ', ji+nimpp-1,jj+njmpp-1,jk
1136	WRITE(numout,*) ' masks: parent, child ', ptab(ji,jj,jk), vmask(ji,jj,jk)
1137	kindic_agr = kindic_agr + 1
1138	ENDIF
1139	ENDIF
1140	END DO
1141	END DO
1142	END DO
1143	!
1144	ENDIF
1145	!
1146	END SUBROUTINE interpvmsk
1147
1148
1149	SUBROUTINE interpavm( ptab, i1, i2, j1, j2, k1, k2, before )
1150	!!----------------------------------------------------------------------
1151	!! * ROUTINE interavm *
1152	!!----------------------------------------------------------------------
1153	INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2
1154	REAL(wp),DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab
1155	LOGICAL , INTENT(in ) :: before
1156	!!----------------------------------------------------------------------
1157	!
1158	IF( before ) THEN ; ptab (i1:i2,j1:j2,k1:k2) = avm_k(i1:i2,j1:j2,k1:k2)
1159	ELSE ; avm_k(i1:i2,j1:j2,k1:k2) = ptab (i1:i2,j1:j2,k1:k2)
1160	ENDIF
1161	!
1162	END SUBROUTINE interpavm
1163
1164	#else
1165	!!----------------------------------------------------------------------
1166	!! Empty module no AGRIF zoom
1167	!!----------------------------------------------------------------------
1168	CONTAINS
1169	SUBROUTINE Agrif_OPA_Interp_empty
1170	WRITE(,) 'agrif_opa_interp : You should not have seen this print! error?'
1171	END SUBROUTINE Agrif_OPA_Interp_empty
1172	#endif
1173
1174	!!======================================================================
1175	END MODULE agrif_opa_interp

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source: branches/2017/dev_CNRS_2017/NEMOGCM/NEMO/NST_SRC/agrif_opa_interp.F90 @ 8882

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