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bdydta.F90 @ 6736

Last change on this file since 6736 was 6736, checked in by jamesharle, 8 years ago
FASTNEt code modifications
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File size: 30.6 KB

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1	MODULE bdydta
2	!!======================================================================
3	!! * MODULE bdydta *
4	!! Open boundary data : read the data for the unstructured open boundaries.
5	!!======================================================================
6	!! History : 1.0 ! 2005-01 (J. Chanut, A. Sellar) Original code
7	!! - ! 2007-01 (D. Storkey) Update to use IOM module
8	!! - ! 2007-07 (D. Storkey) add bdy_dta_fla
9	!! 3.0 ! 2008-04 (NEMO team) add in the reference version
10	!! 3.3 ! 2010-09 (E.O'Dea) modifications for Shelf configurations
11	!! 3.3 ! 2010-09 (D.Storkey) add ice boundary conditions
12	!! 3.4 ! 2011 (D. Storkey) rewrite in preparation for OBC-BDY merge
13	!! 3.4 ! 2013-04 (J. Harle) add in option to read bdy data with
14	!! different vertical coordinates
15	!!----------------------------------------------------------------------
16	#if defined key_bdy
17	!!----------------------------------------------------------------------
18	!! 'key_bdy' Open Boundary Conditions
19	!!----------------------------------------------------------------------
20	!! bdy_dta : read external data along open boundaries from file
21	!! bdy_dta_init : initialise arrays etc for reading of external data
22	!!----------------------------------------------------------------------
23	USE wrk_nemo ! Memory Allocation
24	USE timing ! Timing
25	USE oce ! ocean dynamics and tracers
26	USE dom_oce ! ocean space and time domain
27	USE phycst ! physical constants
28	USE bdy_oce ! ocean open boundary conditions
29	USE bdytides ! tidal forcing at boundaries
30	USE fldread ! read input fields
31	USE iom ! IOM library
32	USE in_out_manager ! I/O logical units
33	#if defined key_lim2
34	USE ice_2
35	#endif
36
37	IMPLICIT NONE
38	PRIVATE
39
40	PUBLIC bdy_dta ! routine called by step.F90 and dynspg_ts.F90
41	PUBLIC bdy_dta_init ! routine called by nemogcm.F90
42
43	INTEGER, ALLOCATABLE, DIMENSION(:) :: nb_bdy_fld ! Number of fields to update for each boundary set.
44	INTEGER :: nb_bdy_fld_sum ! Total number of fields to update for all boundary sets.
45
46	LOGICAL, DIMENSION(jp_bdy) :: ln_full_vel_array ! =T => full velocities in 3D boundary conditions
47	! =F => baroclinic velocities in 3D boundary conditions
48
49	TYPE(FLD), PUBLIC, ALLOCATABLE, DIMENSION(:), TARGET :: bf ! structure of input fields (file informations, fields read)
50
51	TYPE(MAP_POINTER), ALLOCATABLE, DIMENSION(:) :: nbmap_ptr ! array of pointers to nbmap
52
53	# include "domzgr_substitute.h90"
54	!!----------------------------------------------------------------------
55	!! NEMO/OPA 3.3 , NEMO Consortium (2010)
56	!! $Id$
57	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
58	!!----------------------------------------------------------------------
59	CONTAINS
60
61	SUBROUTINE bdy_dta( kt, jit, time_offset )
62	!!----------------------------------------------------------------------
63	!! * SUBROUTINE bdy_dta *
64	!!
65	!! ** Purpose : Update external data for open boundary conditions
66	!!
67	!! ** Method : Use fldread.F90
68	!!
69	!!----------------------------------------------------------------------
70	!!
71	INTEGER, INTENT( in ) :: kt ! ocean time-step index
72	INTEGER, INTENT( in ), OPTIONAL :: jit ! subcycle time-step index (for timesplitting option)
73	INTEGER, INTENT( in ), OPTIONAL :: time_offset ! time offset in units of timesteps. NB. if jit
74	! is present then units = subcycle timesteps.
75	! time_offset = 0 => get data at "now" time level
76	! time_offset = -1 => get data at "before" time level
77	! time_offset = +1 => get data at "after" time level
78	! etc.
79	!!
80	INTEGER :: ib_bdy, jfld, jstart, jend, ib, ii, ij, ik, igrd ! local indices
81	INTEGER, DIMENSION(jpbgrd) :: ilen1
82	INTEGER, POINTER, DIMENSION(:) :: nblen, nblenrim ! short cuts
83	!!
84	!!---------------------------------------------------------------------------
85	!!
86	IF( nn_timing == 1 ) CALL timing_start('bdy_dta')
87
88	! Initialise data arrays once for all from initial conditions where required
89	!---------------------------------------------------------------------------
90	IF( kt .eq. nit000 .and. .not. PRESENT(jit) ) THEN
91
92	! Calculate depth-mean currents
93	!-----------------------------
94	CALL wrk_alloc(jpi,jpj,pu2d,pv2d)
95
96	pu2d(:,:) = 0.e0
97	pv2d(:,:) = 0.e0
98
99	DO ik = 1, jpkm1 !! Vertically integrated momentum trends
100	pu2d(:,:) = pu2d(:,:) + fse3u(:,:,ik) * umask(:,:,ik) * un(:,:,ik)
101	pv2d(:,:) = pv2d(:,:) + fse3v(:,:,ik) * vmask(:,:,ik) * vn(:,:,ik)
102	END DO
103	pu2d(:,:) = pu2d(:,:) * hur(:,:)
104	pv2d(:,:) = pv2d(:,:) * hvr(:,:)
105
106	DO ib_bdy = 1, nb_bdy
107
108	nblen => idx_bdy(ib_bdy)%nblen
109	nblenrim => idx_bdy(ib_bdy)%nblenrim
110
111	IF( nn_dyn2d(ib_bdy) .gt. 0 .and. nn_dyn2d_dta(ib_bdy) .eq. 0 ) THEN
112	IF( nn_dyn2d(ib_bdy) .eq. jp_frs ) THEN
113	ilen1(:) = nblen(:)
114	ELSE
115	ilen1(:) = nblenrim(:)
116	ENDIF
117	igrd = 1
118	DO ib = 1, ilen1(igrd)
119	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
120	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
121	dta_bdy(ib_bdy)%ssh(ib) = sshn(ii,ij) * tmask(ii,ij,1)
122	END DO
123	igrd = 2
124	DO ib = 1, ilen1(igrd)
125	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
126	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
127	dta_bdy(ib_bdy)%u2d(ib) = pu2d(ii,ij) * umask(ii,ij,1)
128	END DO
129	igrd = 3
130	DO ib = 1, ilen1(igrd)
131	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
132	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
133	dta_bdy(ib_bdy)%v2d(ib) = pv2d(ii,ij) * vmask(ii,ij,1)
134	END DO
135	ENDIF
136
137	IF( nn_dyn3d(ib_bdy) .gt. 0 .and. nn_dyn3d_dta(ib_bdy) .eq. 0 ) THEN
138	IF( nn_dyn3d(ib_bdy) .eq. jp_frs ) THEN
139	ilen1(:) = nblen(:)
140	ELSE
141	ilen1(:) = nblenrim(:)
142	ENDIF
143	igrd = 2
144	DO ib = 1, ilen1(igrd)
145	DO ik = 1, jpkm1
146	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
147	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
148	dta_bdy(ib_bdy)%u3d(ib,ik) = ( un(ii,ij,ik) - pu2d(ii,ij) ) * umask(ii,ij,ik)
149	END DO
150	END DO
151	igrd = 3
152	DO ib = 1, ilen1(igrd)
153	DO ik = 1, jpkm1
154	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
155	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
156	dta_bdy(ib_bdy)%v3d(ib,ik) = ( vn(ii,ij,ik) - pv2d(ii,ij) ) * vmask(ii,ij,ik)
157	END DO
158	END DO
159	ENDIF
160
161	IF( nn_tra(ib_bdy) .gt. 0 .and. nn_tra_dta(ib_bdy) .eq. 0 ) THEN
162	IF( nn_tra(ib_bdy) .eq. jp_frs ) THEN
163	ilen1(:) = nblen(:)
164	ELSE
165	ilen1(:) = nblenrim(:)
166	ENDIF
167	igrd = 1 ! Everything is at T-points here
168	DO ib = 1, ilen1(igrd)
169	DO ik = 1, jpkm1
170	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
171	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
172	dta_bdy(ib_bdy)%tem(ib,ik) = tsn(ii,ij,ik,jp_tem) * tmask(ii,ij,ik)
173	dta_bdy(ib_bdy)%sal(ib,ik) = tsn(ii,ij,ik,jp_sal) * tmask(ii,ij,ik)
174	END DO
175	END DO
176	ENDIF
177
178	#if defined key_lim2
179	IF( nn_ice_lim2(ib_bdy) .gt. 0 .and. nn_ice_lim2_dta(ib_bdy) .eq. 0 ) THEN
180	IF( nn_ice_lim2(ib_bdy) .eq. jp_frs ) THEN
181	ilen1(:) = nblen(:)
182	ELSE
183	ilen1(:) = nblenrim(:)
184	ENDIF
185	igrd = 1 ! Everything is at T-points here
186	DO ib = 1, ilen1(igrd)
187	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
188	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
189	dta_bdy(ib_bdy)%frld(ib) = frld(ii,ij) * tmask(ii,ij,1)
190	dta_bdy(ib_bdy)%hicif(ib) = hicif(ii,ij) * tmask(ii,ij,1)
191	dta_bdy(ib_bdy)%hsnif(ib) = hsnif(ii,ij) * tmask(ii,ij,1)
192	END DO
193	ENDIF
194	#endif
195
196	ENDDO ! ib_bdy
197
198	CALL wrk_dealloc(jpi,jpj,pu2d,pv2d)
199
200	ENDIF ! kt .eq. nit000
201
202	! update external data from files
203	!--------------------------------
204
205	jstart = 1
206	DO ib_bdy = 1, nb_bdy
207	IF( nn_dta(ib_bdy) .eq. 1 ) THEN ! skip this bit if no external data required
208
209	IF( PRESENT(jit) ) THEN
210	! Update barotropic boundary conditions only
211	! jit is optional argument for fld_read and tide_update
212	IF( nn_dyn2d(ib_bdy) .gt. 0 ) THEN
213	IF( nn_dyn2d_dta(ib_bdy) .eq. 2 ) THEN ! tidal harmonic forcing ONLY: initialise arrays
214	dta_bdy(ib_bdy)%ssh(:) = 0.0
215	dta_bdy(ib_bdy)%u2d(:) = 0.0
216	dta_bdy(ib_bdy)%v2d(:) = 0.0
217	ENDIF
218	IF( nn_dyn2d_dta(ib_bdy) .eq. 1 .or. nn_dyn2d_dta(ib_bdy) .eq. 3 ) THEN ! update external data
219	jend = jstart + 2
220	CALL fld_read( kt=kt, kn_fsbc=1, sd=bf(jstart:jend), map=nbmap_ptr(jstart:jend), &
221	& jit=jit, time_offset=time_offset )
222	ENDIF
223	IF( nn_dyn2d_dta(ib_bdy) .ge. 2 ) THEN ! update tidal harmonic forcing
224	CALL tide_update( kt=kt, idx=idx_bdy(ib_bdy), dta=dta_bdy(ib_bdy), td=tides(ib_bdy), &
225	& jit=jit, time_offset=time_offset )
226	ENDIF
227	ENDIF
228	ELSE
229	IF( nn_dyn2d(ib_bdy) .gt. 0 .and. nn_dyn2d_dta(ib_bdy) .eq. 2 ) THEN ! tidal harmonic forcing ONLY: initialise arrays
230	dta_bdy(ib_bdy)%ssh(:) = 0.0
231	dta_bdy(ib_bdy)%u2d(:) = 0.0
232	dta_bdy(ib_bdy)%v2d(:) = 0.0
233	ENDIF
234	IF( nb_bdy_fld(ib_bdy) .gt. 0 ) THEN ! update external data
235	jend = jstart + nb_bdy_fld(ib_bdy) - 1
236	CALL fld_read( kt=kt, kn_fsbc=1, sd=bf(jstart:jend), map=nbmap_ptr(jstart:jend), time_offset=time_offset,&
237	& jpk_1=nb_jpk )
238	ENDIF
239	IF( nn_dyn2d(ib_bdy) .gt. 0 .and. nn_dyn2d_dta(ib_bdy) .ge. 2 ) THEN ! update tidal harmonic forcing
240	CALL tide_update( kt=kt, idx=idx_bdy(ib_bdy), dta=dta_bdy(ib_bdy), td=tides(ib_bdy), time_offset=time_offset )
241	ENDIF
242	ENDIF
243	jstart = jend+1
244
245	! If full velocities in boundary data then split into barotropic and baroclinic data
246	! (Note that we have already made sure that you can't use ln_full_vel = .true. at the same
247	! time as the dynspg_ts option).
248
249	IF( ln_full_vel_array(ib_bdy) .and. &
250	& ( nn_dyn2d_dta(ib_bdy) .eq. 1 .or. nn_dyn2d_dta(ib_bdy) .eq. 3 .or. nn_dyn3d_dta(ib_bdy) .eq. 1 ) ) THEN
251
252	igrd = 2 ! zonal velocity
253	dta_bdy(ib_bdy)%u2d(:) = 0.0
254	DO ib = 1, idx_bdy(ib_bdy)%nblen(igrd)
255	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
256	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
257	DO ik = 1, jpkm1
258	dta_bdy(ib_bdy)%u2d(ib) = dta_bdy(ib_bdy)%u2d(ib) &
259	& + fse3u(ii,ij,ik) * umask(ii,ij,ik) * dta_bdy(ib_bdy)%u3d(ib,ik)
260	END DO
261	dta_bdy(ib_bdy)%u2d(ib) = dta_bdy(ib_bdy)%u2d(ib) * hur(ii,ij)
262	DO ik = 1, jpkm1
263	dta_bdy(ib_bdy)%u3d(ib,ik) = dta_bdy(ib_bdy)%u3d(ib,ik) - dta_bdy(ib_bdy)%u2d(ib)
264	END DO
265	END DO
266
267	igrd = 3 ! meridional velocity
268	dta_bdy(ib_bdy)%v2d(:) = 0.0
269	DO ib = 1, idx_bdy(ib_bdy)%nblen(igrd)
270	ii = idx_bdy(ib_bdy)%nbi(ib,igrd)
271	ij = idx_bdy(ib_bdy)%nbj(ib,igrd)
272	DO ik = 1, jpkm1
273	dta_bdy(ib_bdy)%v2d(ib) = dta_bdy(ib_bdy)%v2d(ib) &
274	& + fse3v(ii,ij,ik) * vmask(ii,ij,ik) * dta_bdy(ib_bdy)%v3d(ib,ik)
275	END DO
276	dta_bdy(ib_bdy)%v2d(ib) = dta_bdy(ib_bdy)%v2d(ib) * hvr(ii,ij)
277	DO ik = 1, jpkm1
278	dta_bdy(ib_bdy)%v3d(ib,ik) = dta_bdy(ib_bdy)%v3d(ib,ik) - dta_bdy(ib_bdy)%v2d(ib)
279	END DO
280	END DO
281
282	ENDIF
283
284	END IF ! nn_dta(ib_bdy) = 1
285	END DO ! ib_bdy
286
287	IF( nn_timing == 1 ) CALL timing_stop('bdy_dta')
288
289	END SUBROUTINE bdy_dta
290
291
292	SUBROUTINE bdy_dta_init
293	!!----------------------------------------------------------------------
294	!! * SUBROUTINE bdy_dta_init *
295	!!
296	!! ** Purpose : Initialise arrays for reading of external data
297	!! for open boundary conditions
298	!!
299	!! ** Method : Use fldread.F90
300	!!
301	!!----------------------------------------------------------------------
302	USE dynspg_oce, ONLY: lk_dynspg_ts
303	!!
304	INTEGER :: ib_bdy, jfld, jstart, jend, ierror ! local indices
305	!!
306	CHARACTER(len=100) :: cn_dir ! Root directory for location of data files
307	CHARACTER(len=100), DIMENSION(nb_bdy) :: cn_dir_array ! Root directory for location of data files
308	LOGICAL :: ln_full_vel ! =T => full velocities in 3D boundary data
309	! =F => baroclinic velocities in 3D boundary data
310	INTEGER :: ilen_global ! Max length required for global bdy dta arrays
311	INTEGER, DIMENSION(jpbgrd) :: ilen0 ! size of local arrays
312	INTEGER, ALLOCATABLE, DIMENSION(:) :: ilen1, ilen3 ! size of 1st and 3rd dimensions of local arrays
313	INTEGER, ALLOCATABLE, DIMENSION(:) :: ibdy ! bdy set for a particular jfld
314	INTEGER, ALLOCATABLE, DIMENSION(:) :: igrid ! index for grid type (1,2,3 = T,U,V)
315	INTEGER, POINTER, DIMENSION(:) :: nblen, nblenrim ! short cuts
316	TYPE(FLD_N), ALLOCATABLE, DIMENSION(:) :: blf_i ! array of namelist information structures
317	TYPE(FLD_N) :: bn_tem, bn_sal, bn_u3d, bn_v3d !
318	TYPE(FLD_N) :: bn_ssh, bn_u2d, bn_v2d ! informations about the fields to be read
319	#if defined key_lim2
320	TYPE(FLD_N) :: bn_frld, bn_hicif, bn_hsnif !
321	#endif
322	NAMELIST/nambdy_dta/ cn_dir, bn_tem, bn_sal, bn_u3d, bn_v3d, bn_ssh, bn_u2d, bn_v2d
323	#if defined key_lim2
324	NAMELIST/nambdy_dta/ bn_frld, bn_hicif, bn_hsnif
325	#endif
326	NAMELIST/nambdy_dta/ ln_full_vel
327	!!---------------------------------------------------------------------------
328
329	IF( nn_timing == 1 ) CALL timing_start('bdy_dta_init')
330
331	! Set nn_dta
332	DO ib_bdy = 1, nb_bdy
333	nn_dta(ib_bdy) = MAX( nn_dyn2d_dta(ib_bdy) &
334	,nn_dyn3d_dta(ib_bdy) &
335	,nn_tra_dta(ib_bdy) &
336	#if defined key_lim2
337	,nn_ice_lim2_dta(ib_bdy) &
338	#endif
339	)
340	IF(nn_dta(ib_bdy) .gt. 1) nn_dta(ib_bdy) = 1
341	END DO
342
343	! Work out upper bound of how many fields there are to read in and allocate arrays
344	! ---------------------------------------------------------------------------
345	ALLOCATE( nb_bdy_fld(nb_bdy) )
346	nb_bdy_fld(:) = 0
347	DO ib_bdy = 1, nb_bdy
348	IF( nn_dyn2d(ib_bdy) .gt. 0 .and. ( nn_dyn2d_dta(ib_bdy) .eq. 1 .or. nn_dyn2d_dta(ib_bdy) .eq. 3 ) ) THEN
349	nb_bdy_fld(ib_bdy) = nb_bdy_fld(ib_bdy) + 3
350	ENDIF
351	IF( nn_dyn3d(ib_bdy) .gt. 0 .and. nn_dyn3d_dta(ib_bdy) .eq. 1 ) THEN
352	nb_bdy_fld(ib_bdy) = nb_bdy_fld(ib_bdy) + 2
353	ENDIF
354	IF( nn_tra(ib_bdy) .gt. 0 .and. nn_tra_dta(ib_bdy) .eq. 1 ) THEN
355	nb_bdy_fld(ib_bdy) = nb_bdy_fld(ib_bdy) + 2
356	ENDIF
357	#if defined key_lim2
358	IF( nn_ice_lim2(ib_bdy) .gt. 0 .and. nn_ice_lim2_dta(ib_bdy) .eq. 1 ) THEN
359	nb_bdy_fld(ib_bdy) = nb_bdy_fld(ib_bdy) + 3
360	ENDIF
361	#endif
362	ENDDO
363
364	nb_bdy_fld_sum = SUM( nb_bdy_fld )
365
366	ALLOCATE( bf(nb_bdy_fld_sum), STAT=ierror )
367	IF( ierror > 0 ) THEN
368	CALL ctl_stop( 'bdy_dta: unable to allocate bf structure' ) ; RETURN
369	ENDIF
370	ALLOCATE( blf_i(nb_bdy_fld_sum), STAT=ierror )
371	IF( ierror > 0 ) THEN
372	CALL ctl_stop( 'bdy_dta: unable to allocate blf_i structure' ) ; RETURN
373	ENDIF
374	ALLOCATE( nbmap_ptr(nb_bdy_fld_sum), STAT=ierror )
375	IF( ierror > 0 ) THEN
376	CALL ctl_stop( 'bdy_dta: unable to allocate nbmap_ptr structure' ) ; RETURN
377	ENDIF
378	ALLOCATE( ilen1(nb_bdy_fld_sum), ilen3(nb_bdy_fld_sum) )
379	ALLOCATE( ibdy(nb_bdy_fld_sum) )
380	ALLOCATE( igrid(nb_bdy_fld_sum) )
381
382	! Read namelists
383	! --------------
384	REWIND(numnam)
385	jfld = 0
386	DO ib_bdy = 1, nb_bdy
387	IF( nn_dta(ib_bdy) .eq. 1 ) THEN
388	! set file information
389	cn_dir = './' ! directory in which the model is executed
390	ln_full_vel = .false.
391	! ... default values (NB: frequency positive => hours, negative => months)
392	! ! file ! frequency ! variable ! time intep ! clim ! 'yearly' or ! weights ! rotation !
393	! ! name ! hours ! name ! (T/F) ! (T/F) ! 'monthly' ! filename ! pairs !
394	bn_ssh = FLD_N( 'bdy_ssh' , 24 , 'sossheig' , .false. , .false. , 'yearly' , '' , '' )
395	bn_u2d = FLD_N( 'bdy_vel2d_u' , 24 , 'vobtcrtx' , .false. , .false. , 'yearly' , '' , '' )
396	bn_v2d = FLD_N( 'bdy_vel2d_v' , 24 , 'vobtcrty' , .false. , .false. , 'yearly' , '' , '' )
397	bn_u3d = FLD_N( 'bdy_vel3d_u' , 24 , 'vozocrtx' , .false. , .false. , 'yearly' , '' , '' )
398	bn_v3d = FLD_N( 'bdy_vel3d_v' , 24 , 'vomecrty' , .false. , .false. , 'yearly' , '' , '' )
399	bn_tem = FLD_N( 'bdy_tem' , 24 , 'votemper' , .false. , .false. , 'yearly' , '' , '' )
400	bn_sal = FLD_N( 'bdy_sal' , 24 , 'vosaline' , .false. , .false. , 'yearly' , '' , '' )
401	#if defined key_lim2
402	bn_frld = FLD_N( 'bdy_frld' , 24 , 'ildsconc' , .false. , .false. , 'yearly' , '' , '' )
403	bn_hicif = FLD_N( 'bdy_hicif' , 24 , 'iicethic' , .false. , .false. , 'yearly' , '' , '' )
404	bn_hsnif = FLD_N( 'bdy_hsnif' , 24 , 'isnothic' , .false. , .false. , 'yearly' , '' , '' )
405	#endif
406
407	! Important NOT to rewind here.
408	READ( numnam, nambdy_dta )
409
410	cn_dir_array(ib_bdy) = cn_dir
411	ln_full_vel_array(ib_bdy) = ln_full_vel
412
413	IF( ln_full_vel_array(ib_bdy) .and. lk_dynspg_ts ) THEN
414	CALL ctl_stop( 'bdy_dta_init: ERROR, cannot specify full velocities in boundary data',&
415	& 'with dynspg_ts option' ) ; RETURN
416	ENDIF
417
418	nblen => idx_bdy(ib_bdy)%nblen
419	nblenrim => idx_bdy(ib_bdy)%nblenrim
420
421	! Only read in necessary fields for this set.
422	! Important that barotropic variables come first.
423	IF( nn_dyn2d(ib_bdy) .gt. 0 .and. ( nn_dyn2d_dta(ib_bdy) .eq. 1 .or. nn_dyn2d_dta(ib_bdy) .eq. 3 ) ) THEN
424
425	IF( nn_dyn2d(ib_bdy) .ne. jp_frs ) THEN
426	jfld = jfld + 1
427	blf_i(jfld) = bn_ssh
428	ibdy(jfld) = ib_bdy
429	igrid(jfld) = 1
430	ilen1(jfld) = nblenrim(igrid(jfld))
431	ilen3(jfld) = 1
432	ENDIF
433
434	IF( .not. ln_full_vel_array(ib_bdy) ) THEN
435
436	jfld = jfld + 1
437	blf_i(jfld) = bn_u2d
438	ibdy(jfld) = ib_bdy
439	igrid(jfld) = 2
440	IF( nn_dyn2d(ib_bdy) .eq. jp_frs ) THEN
441	ilen1(jfld) = nblen(igrid(jfld))
442	ELSE
443	ilen1(jfld) = nblenrim(igrid(jfld))
444	ENDIF
445	ilen3(jfld) = 1
446
447	jfld = jfld + 1
448	blf_i(jfld) = bn_v2d
449	ibdy(jfld) = ib_bdy
450	igrid(jfld) = 3
451	IF( nn_dyn2d(ib_bdy) .eq. jp_frs ) THEN
452	ilen1(jfld) = nblen(igrid(jfld))
453	ELSE
454	ilen1(jfld) = nblenrim(igrid(jfld))
455	ENDIF
456	ilen3(jfld) = 1
457
458	ENDIF
459
460	ENDIF
461
462	! baroclinic velocities
463	IF( ( nn_dyn3d(ib_bdy) .gt. 0 .and. nn_dyn3d_dta(ib_bdy) .eq. 1 ) .or. &
464	& ( ln_full_vel_array(ib_bdy) .and. nn_dyn2d(ib_bdy) .gt. 0 .and. &
465	& ( nn_dyn2d_dta(ib_bdy) .eq. 1 .or. nn_dyn2d_dta(ib_bdy) .eq. 3 ) ) ) THEN
466
467	jfld = jfld + 1
468	blf_i(jfld) = bn_u3d
469	ibdy(jfld) = ib_bdy
470	igrid(jfld) = 2
471	IF( nn_dyn3d(ib_bdy) .eq. jp_frs ) THEN
472	ilen1(jfld) = nblen(igrid(jfld))
473	ELSE
474	ilen1(jfld) = nblenrim(igrid(jfld))
475	ENDIF
476	ilen3(jfld) = jpk
477
478	jfld = jfld + 1
479	blf_i(jfld) = bn_v3d
480	ibdy(jfld) = ib_bdy
481	igrid(jfld) = 3
482	IF( nn_dyn3d(ib_bdy) .eq. jp_frs ) THEN
483	ilen1(jfld) = nblen(igrid(jfld))
484	ELSE
485	ilen1(jfld) = nblenrim(igrid(jfld))
486	ENDIF
487	ilen3(jfld) = jpk
488
489	ENDIF
490
491	! temperature and salinity
492	IF( nn_tra(ib_bdy) .gt. 0 .and. nn_tra_dta(ib_bdy) .eq. 1 ) THEN
493
494	jfld = jfld + 1
495	blf_i(jfld) = bn_tem
496	ibdy(jfld) = ib_bdy
497	igrid(jfld) = 1
498	IF( nn_tra(ib_bdy) .eq. jp_frs ) THEN
499	ilen1(jfld) = nblen(igrid(jfld))
500	ELSE
501	ilen1(jfld) = nblenrim(igrid(jfld))
502	ENDIF
503	ilen3(jfld) = jpk
504
505	jfld = jfld + 1
506	blf_i(jfld) = bn_sal
507	ibdy(jfld) = ib_bdy
508	igrid(jfld) = 1
509	IF( nn_tra(ib_bdy) .eq. jp_frs ) THEN
510	ilen1(jfld) = nblen(igrid(jfld))
511	ELSE
512	ilen1(jfld) = nblenrim(igrid(jfld))
513	ENDIF
514	ilen3(jfld) = jpk
515
516	ENDIF
517
518	#if defined key_lim2
519	! sea ice
520	IF( nn_ice_lim2(ib_bdy) .gt. 0 .and. nn_ice_lim2_dta(ib_bdy) .eq. 1 ) THEN
521
522	jfld = jfld + 1
523	blf_i(jfld) = bn_frld
524	ibdy(jfld) = ib_bdy
525	igrid(jfld) = 1
526	IF( nn_ice_lim2(ib_bdy) .eq. jp_frs ) THEN
527	ilen1(jfld) = nblen(igrid(jfld))
528	ELSE
529	ilen1(jfld) = nblenrim(igrid(jfld))
530	ENDIF
531	ilen3(jfld) = 1
532
533	jfld = jfld + 1
534	blf_i(jfld) = bn_hicif
535	ibdy(jfld) = ib_bdy
536	igrid(jfld) = 1
537	IF( nn_ice_lim2(ib_bdy) .eq. jp_frs ) THEN
538	ilen1(jfld) = nblen(igrid(jfld))
539	ELSE
540	ilen1(jfld) = nblenrim(igrid(jfld))
541	ENDIF
542	ilen3(jfld) = 1
543
544	jfld = jfld + 1
545	blf_i(jfld) = bn_hsnif
546	ibdy(jfld) = ib_bdy
547	igrid(jfld) = 1
548	IF( nn_ice_lim2(ib_bdy) .eq. jp_frs ) THEN
549	ilen1(jfld) = nblen(igrid(jfld))
550	ELSE
551	ilen1(jfld) = nblenrim(igrid(jfld))
552	ENDIF
553	ilen3(jfld) = 1
554
555	ENDIF
556	#endif
557	! Recalculate field counts
558	!-------------------------
559	nb_bdy_fld_sum = 0
560	IF( ib_bdy .eq. 1 ) THEN
561	nb_bdy_fld(ib_bdy) = jfld
562	nb_bdy_fld_sum = jfld
563	ELSE
564	nb_bdy_fld(ib_bdy) = jfld - nb_bdy_fld_sum
565	nb_bdy_fld_sum = nb_bdy_fld_sum + nb_bdy_fld(ib_bdy)
566	ENDIF
567
568	ENDIF ! nn_dta .eq. 1
569	ENDDO ! ib_bdy
570
571
572	DO jfld = 1, nb_bdy_fld_sum
573	ALLOCATE( bf(jfld)%fnow(ilen1(jfld),1,ilen3(jfld)) )
574	IF( blf_i(jfld)%ln_tint ) ALLOCATE( bf(jfld)%fdta(ilen1(jfld),1,ilen3(jfld),2) )
575	nbmap_ptr(jfld)%ptr => idx_bdy(ibdy(jfld))%nbmap(:,igrid(jfld))
576	ENDDO
577
578	! fill bf with blf_i and control print
579	!-------------------------------------
580	jstart = 1
581	DO ib_bdy = 1, nb_bdy
582	jend = jstart + nb_bdy_fld(ib_bdy) - 1
583	CALL fld_fill( bf(jstart:jend), blf_i(jstart:jend), cn_dir_array(ib_bdy), 'bdy_dta', &
584	& 'open boundary conditions', 'nambdy_dta' )
585	jstart = jend + 1
586	ENDDO
587
588	! Initialise local boundary data arrays
589	! nn_xxx_dta=0 : allocate space - will be filled from initial conditions later
590	! nn_xxx_dta=1 : point to "fnow" arrays
591	!-------------------------------------
592
593	jfld = 0
594	DO ib_bdy=1, nb_bdy
595
596	nblen => idx_bdy(ib_bdy)%nblen
597	nblenrim => idx_bdy(ib_bdy)%nblenrim
598
599	IF (nn_dyn2d(ib_bdy) .gt. 0) THEN
600	IF( nn_dyn2d_dta(ib_bdy) .eq. 0 .or. nn_dyn2d_dta(ib_bdy) .eq. 2 .or. ln_full_vel_array(ib_bdy) ) THEN
601	IF( nn_dyn2d(ib_bdy) .eq. jp_frs ) THEN
602	ilen0(1:3) = nblen(1:3)
603	ELSE
604	ilen0(1:3) = nblenrim(1:3)
605	ENDIF
606	ALLOCATE( dta_bdy(ib_bdy)%ssh(ilen0(1)) )
607	ALLOCATE( dta_bdy(ib_bdy)%u2d(ilen0(2)) )
608	ALLOCATE( dta_bdy(ib_bdy)%v2d(ilen0(3)) )
609	ELSE
610	IF( nn_dyn2d(ib_bdy) .ne. jp_frs ) THEN
611	jfld = jfld + 1
612	dta_bdy(ib_bdy)%ssh => bf(jfld)%fnow(:,1,1)
613	ENDIF
614	jfld = jfld + 1
615	dta_bdy(ib_bdy)%u2d => bf(jfld)%fnow(:,1,1)
616	jfld = jfld + 1
617	dta_bdy(ib_bdy)%v2d => bf(jfld)%fnow(:,1,1)
618	ENDIF
619	ENDIF
620
621	IF ( nn_dyn3d(ib_bdy) .gt. 0 .and. nn_dyn3d_dta(ib_bdy) .eq. 0 ) THEN
622	IF( nn_dyn3d(ib_bdy) .eq. jp_frs ) THEN
623	ilen0(1:3) = nblen(1:3)
624	ELSE
625	ilen0(1:3) = nblenrim(1:3)
626	ENDIF
627	ALLOCATE( dta_bdy(ib_bdy)%u3d(ilen0(2),jpk) )
628	ALLOCATE( dta_bdy(ib_bdy)%v3d(ilen0(3),jpk) )
629	ENDIF
630	IF ( ( nn_dyn3d(ib_bdy) .gt. 0 .and. nn_dyn3d_dta(ib_bdy) .eq. 1 ).or. &
631	& ( ln_full_vel_array(ib_bdy) .and. nn_dyn2d(ib_bdy) .gt. 0 .and. &
632	& ( nn_dyn2d_dta(ib_bdy) .eq. 1 .or. nn_dyn2d_dta(ib_bdy) .eq. 3 ) ) ) THEN
633	jfld = jfld + 1
634	dta_bdy(ib_bdy)%u3d => bf(jfld)%fnow(:,1,:)
635	jfld = jfld + 1
636	dta_bdy(ib_bdy)%v3d => bf(jfld)%fnow(:,1,:)
637	ENDIF
638
639	IF (nn_tra(ib_bdy) .gt. 0) THEN
640	IF( nn_tra_dta(ib_bdy) .eq. 0 ) THEN
641	IF( nn_tra(ib_bdy) .eq. jp_frs ) THEN
642	ilen0(1:3) = nblen(1:3)
643	ELSE
644	ilen0(1:3) = nblenrim(1:3)
645	ENDIF
646	ALLOCATE( dta_bdy(ib_bdy)%tem(ilen0(1),jpk) )
647	ALLOCATE( dta_bdy(ib_bdy)%sal(ilen0(1),jpk) )
648	ELSE
649	jfld = jfld + 1
650	dta_bdy(ib_bdy)%tem => bf(jfld)%fnow(:,1,:)
651	jfld = jfld + 1
652	dta_bdy(ib_bdy)%sal => bf(jfld)%fnow(:,1,:)
653	ENDIF
654	ENDIF
655
656	#if defined key_lim2
657	IF (nn_ice_lim2(ib_bdy) .gt. 0) THEN
658	IF( nn_ice_lim2_dta(ib_bdy) .eq. 0 ) THEN
659	IF( nn_ice_lim2(ib_bdy) .eq. jp_frs ) THEN
660	ilen0(1:3) = nblen(1:3)
661	ELSE
662	ilen0(1:3) = nblenrim(1:3)
663	ENDIF
664	ALLOCATE( dta_bdy(ib_bdy)%frld(ilen0(1)) )
665	ALLOCATE( dta_bdy(ib_bdy)%hicif(ilen0(1)) )
666	ALLOCATE( dta_bdy(ib_bdy)%hsnif(ilen0(1)) )
667	ELSE
668	jfld = jfld + 1
669	dta_bdy(ib_bdy)%frld => bf(jfld)%fnow(:,1,1)
670	jfld = jfld + 1
671	dta_bdy(ib_bdy)%hicif => bf(jfld)%fnow(:,1,1)
672	jfld = jfld + 1
673	dta_bdy(ib_bdy)%hsnif => bf(jfld)%fnow(:,1,1)
674	ENDIF
675	ENDIF
676	#endif
677
678	ENDDO ! ib_bdy
679
680	IF( nn_timing == 1 ) CALL timing_stop('bdy_dta_init')
681
682	END SUBROUTINE bdy_dta_init
683
684	#else
685	!!----------------------------------------------------------------------
686	!! Dummy module NO Open Boundary Conditions
687	!!----------------------------------------------------------------------
688	CONTAINS
689	SUBROUTINE bdy_dta( kt, jit, time_offset ) ! Empty routine
690	INTEGER, INTENT( in ) :: kt
691	INTEGER, INTENT( in ), OPTIONAL :: jit
692	INTEGER, INTENT( in ), OPTIONAL :: time_offset
693	WRITE(,) 'bdy_dta: You should not have seen this print! error?', kt
694	END SUBROUTINE bdy_dta
695	SUBROUTINE bdy_dta_init() ! Empty routine
696	WRITE(,) 'bdy_dta_init: You should not have seen this print! error?'
697	END SUBROUTINE bdy_dta_init
698	#endif
699
700	!!==============================================================================
701	END MODULE bdydta

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source: branches/NERC/dev_r3874_FASTNEt/NEMOGCM/NEMO/OPA_SRC/BDY/bdydta.F90 @ 6736

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