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cpl_oasis3.F90 @ 10046

Last change on this file since 10046 was 10046, checked in by dancopsey, 6 years ago
Re-enable 2D coupling of icesheet mass. To switch between 2D to 0D coupling of ice mass change sn_rcv_grnm%cldes from 'coupled' to 'coupled0d' (with a similar change to sn_rcv_antm).
File size: 33.4 KB

Line
1	MODULE cpl_oasis3
2	!!======================================================================
3	!! * MODULE cpl_oasis *
4	!! Coupled O/A : coupled ocean-atmosphere case using OASIS3-MCT
5	!!=====================================================================
6	!! History :
7	!! 9.0 ! 04-06 (R. Redler, NEC Laboratories Europe, Germany) Original code
8	!! " " ! 04-11 (R. Redler, NEC Laboratories Europe; N. Keenlyside, W. Park, IFM-GEOMAR, Germany) revision
9	!! " " ! 04-11 (V. Gayler, MPI M&D) Grid writing
10	!! " " ! 05-08 (R. Redler, W. Park) frld initialization, paral(2) revision
11	!! " " ! 05-09 (R. Redler) extended to allow for communication over root only
12	!! " " ! 06-01 (W. Park) modification of physical part
13	!! " " ! 06-02 (R. Redler, W. Park) buffer array fix for root exchange
14	!! 3.4 ! 11-11 (C. Harris) Changes to allow mutiple category fields
15	!!----------------------------------------------------------------------
16	!!----------------------------------------------------------------------
17	!! 'key_oasis3' coupled Ocean/Atmosphere via OASIS3-MCT
18	!! 'key_oa3mct_v3' to be added for OASIS3-MCT version 3
19	!!----------------------------------------------------------------------
20	!! cpl_init : initialization of coupled mode communication
21	!! cpl_define : definition of grid and fields
22	!! cpl_snd : snd out fields in coupled mode
23	!! cpl_rcv : receive fields in coupled mode
24	!! cpl_finalize : finalize the coupled mode communication
25	!!----------------------------------------------------------------------
26	#if defined key_oasis3
27	USE mod_oasis ! OASIS3-MCT module
28	#endif
29	USE par_oce ! ocean parameters
30	USE cpl_rnf_1d, ONLY: nn_cpl_river ! Variables used in 1D river outflow
31	USE dom_oce ! ocean space and time domain
32	USE in_out_manager ! I/O manager
33	USE lbclnk ! ocean lateral boundary conditions (or mpp link)
34
35	IMPLICIT NONE
36	PRIVATE
37
38	PUBLIC cpl_init
39	PUBLIC cpl_define
40	PUBLIC cpl_snd
41	PUBLIC cpl_rcv
42	PUBLIC cpl_rcv_1d
43	PUBLIC cpl_freq
44	PUBLIC cpl_finalize
45	#if defined key_mpp_mpi
46	INCLUDE 'mpif.h'
47	#endif
48
49	INTEGER, PARAMETER :: localRoot = 0
50	LOGICAL :: commRank ! true for ranks doing OASIS communication
51	#if defined key_cpl_rootexchg
52	LOGICAL :: rootexchg =.true. ! logical switch
53	#else
54	LOGICAL :: rootexchg =.false. ! logical switch
55	#endif
56
57	INTEGER, PUBLIC :: OASIS_Rcv = 1 !: return code if received field
58	INTEGER, PUBLIC :: OASIS_idle = 0 !: return code if nothing done by oasis
59	INTEGER :: ncomp_id ! id returned by oasis_init_comp
60	INTEGER :: nerror ! return error code
61	#if ! defined key_oasis3
62	! OASIS Variables not used. defined only for compilation purpose
63	INTEGER :: OASIS_Out = -1
64	INTEGER :: OASIS_REAL = -1
65	INTEGER :: OASIS_Ok = -1
66	INTEGER :: OASIS_In = -1
67	INTEGER :: OASIS_Sent = -1
68	INTEGER :: OASIS_SentOut = -1
69	INTEGER :: OASIS_ToRest = -1
70	INTEGER :: OASIS_ToRestOut = -1
71	INTEGER :: OASIS_Recvd = -1
72	INTEGER :: OASIS_RecvOut = -1
73	INTEGER :: OASIS_FromRest = -1
74	INTEGER :: OASIS_FromRestOut = -1
75	#endif
76
77	INTEGER :: nrcv ! total number of fields received
78	INTEGER :: nsnd ! total number of fields sent
79	INTEGER :: ncplmodel ! Maximum number of models to/from which NEMO is potentialy sending/receiving data
80	INTEGER, PUBLIC, PARAMETER :: nmaxfld=50 ! Maximum number of coupling fields
81	INTEGER, PUBLIC, PARAMETER :: nmaxcat=5 ! Maximum number of coupling fields
82	INTEGER, PUBLIC, PARAMETER :: nmaxcpl=5 ! Maximum number of coupling fields
83
84	TYPE, PUBLIC :: FLD_CPL !: Type for coupling field information
85	LOGICAL :: laction ! To be coupled or not
86	CHARACTER(len = 8) :: clname ! Name of the coupling field
87	CHARACTER(len = 1) :: clgrid ! Grid type
88	REAL(wp) :: nsgn ! Control of the sign change
89	INTEGER, DIMENSION(nmaxcat,nmaxcpl) :: nid ! Id of the field (no more than 9 categories and 9 extrena models)
90	INTEGER :: nct ! Number of categories in field
91	INTEGER :: ncplmodel ! Maximum number of models to/from which this variable may be sent/received
92	INTEGER :: dimensions ! Number of dimensions of coupling field
93	END TYPE FLD_CPL
94
95	TYPE(FLD_CPL), DIMENSION(nmaxfld), PUBLIC :: srcv, ssnd !: Coupling fields
96
97	REAL(wp), DIMENSION(:,:), ALLOCATABLE :: exfld ! Temporary buffer for receiving
98	INTEGER, PUBLIC :: localComm
99
100	!!----------------------------------------------------------------------
101	!! NEMO/OPA 3.3 , NEMO Consortium (2010)
102	!! $Id$
103	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
104	!!----------------------------------------------------------------------
105	CONTAINS
106
107	SUBROUTINE cpl_init( cd_modname, kl_comm )
108	!!-------------------------------------------------------------------
109	!! * ROUTINE cpl_init *
110	!!
111	!! ** Purpose : Initialize coupled mode communication for ocean
112	!! exchange between AGCM, OGCM and COUPLER. (OASIS3 software)
113	!!
114	!! ** Method : OASIS3 MPI communication
115	!!--------------------------------------------------------------------
116	CHARACTER(len = *), INTENT(in) :: cd_modname ! model name as set in namcouple file
117	INTEGER , INTENT(out) :: kl_comm ! local communicator of the model
118	!!--------------------------------------------------------------------
119
120	! WARNING: No write in numout in this routine
121	!============================================
122
123	!------------------------------------------------------------------
124	! 1st Initialize the OASIS system for the application
125	!------------------------------------------------------------------
126	CALL oasis_init_comp ( ncomp_id, TRIM(cd_modname), nerror )
127	IF ( nerror /= OASIS_Ok ) &
128	CALL oasis_abort (ncomp_id, 'cpl_init', 'Failure in oasis_init_comp')
129
130	!------------------------------------------------------------------
131	! 3rd Get an MPI communicator for OPA local communication
132	!------------------------------------------------------------------
133
134	CALL oasis_get_localcomm ( kl_comm, nerror )
135	IF ( nerror /= OASIS_Ok ) &
136	CALL oasis_abort (ncomp_id, 'cpl_init','Failure in oasis_get_localcomm' )
137	localComm = kl_comm
138	!
139	END SUBROUTINE cpl_init
140
141
142	SUBROUTINE cpl_define( krcv, ksnd, kcplmodel )
143	!!-------------------------------------------------------------------
144	!! * ROUTINE cpl_define *
145	!!
146	!! ** Purpose : Define grid and field information for ocean
147	!! exchange between AGCM, OGCM and COUPLER. (OASIS3 software)
148	!!
149	!! ** Method : OASIS3 MPI communication
150	!!--------------------------------------------------------------------
151	INTEGER, INTENT(in) :: krcv, ksnd ! Number of received and sent coupling fields
152	INTEGER, INTENT(in) :: kcplmodel ! Maximum number of models to/from which NEMO is potentialy sending/receiving data
153	!
154	INTEGER :: id_part
155	INTEGER :: id_part_0d ! Partition for 0d fields
156	INTEGER :: id_part_rnf_1d ! Partition for 1d river outflow fields
157	INTEGER :: id_part_temp ! Temperary partition used to choose either 0d or 1d partitions
158	INTEGER :: vector_length ! Length of 0d or 1d variables (0d variables will have vector_length=1)
159	INTEGER :: paral(5) ! OASIS3 box partition
160	INTEGER :: ishape(2,2) ! shape of arrays passed to PSMILe
161	INTEGER :: ji,jc,jm ! local loop indicees
162	CHARACTER(LEN=64) :: zclname
163	CHARACTER(LEN=2) :: cli2
164	!!--------------------------------------------------------------------
165
166	IF(lwp) WRITE(numout,*)
167	IF(lwp) WRITE(numout,*) 'cpl_define : initialization in coupled ocean/atmosphere case'
168	IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~~~'
169	IF(lwp) WRITE(numout,*)
170
171	ncplmodel = kcplmodel
172	IF( kcplmodel > nmaxcpl ) THEN
173	CALL oasis_abort ( ncomp_id, 'cpl_define', 'ncplmodel is larger than nmaxcpl, increase nmaxcpl') ; RETURN
174	ENDIF
175
176	nrcv = krcv
177	IF( nrcv > nmaxfld ) THEN
178	CALL oasis_abort ( ncomp_id, 'cpl_define', 'nrcv is larger than nmaxfld, increase nmaxfld') ; RETURN
179	ENDIF
180
181	nsnd = ksnd
182	IF( nsnd > nmaxfld ) THEN
183	CALL oasis_abort ( ncomp_id, 'cpl_define', 'nsnd is larger than nmaxfld, increase nmaxfld') ; RETURN
184	ENDIF
185
186	!
187	! ... Define the shape for the area that excludes the halo
188	! For serial configuration (key_mpp_mpi not being active)
189	! nl* is set to the global values 1 and jp*glo.
190	!
191	ishape(:,1) = (/ 1, nlei-nldi+1 /)
192	ishape(:,2) = (/ 1, nlej-nldj+1 /)
193	!
194	! ... Allocate memory for data exchange
195	!
196	ALLOCATE(exfld(nlei-nldi+1, nlej-nldj+1), stat = nerror)
197	IF( nerror > 0 ) THEN
198	CALL oasis_abort ( ncomp_id, 'cpl_define', 'Failure in allocating exfld') ; RETURN
199	ENDIF
200	!
201	! -----------------------------------------------------------------
202	! ... Define the partition
203	! -----------------------------------------------------------------
204
205	paral(1) = 2 ! box partitioning
206	paral(2) = jpiglo * (nldj-1+njmpp-1) + (nldi-1+nimpp-1) ! NEMO lower left corner global offset
207	paral(3) = nlei-nldi+1 ! local extent in i
208	paral(4) = nlej-nldj+1 ! local extent in j
209	paral(5) = jpiglo ! global extent in x
210
211	IF( ln_ctl ) THEN
212	WRITE(numout,*) ' multiexchg: paral (1:5)', paral
213	WRITE(numout,*) ' multiexchg: jpi, jpj =', jpi, jpj
214	WRITE(numout,*) ' multiexchg: nldi, nlei, nimpp =', nldi, nlei, nimpp
215	WRITE(numout,*) ' multiexchg: nldj, nlej, njmpp =', nldj, nlej, njmpp
216	ENDIF
217
218	CALL oasis_def_partition ( id_part, paral, nerror, jpiglo*jpjglo)
219
220	! A special partition is needed for 0D fields
221
222	paral(1) = 0 ! serial partitioning
223	paral(2) = 0
224	IF ( nproc == 0) THEN
225	paral(3) = 1 ! Size of array to couple (scalar)
226	ELSE
227	paral(3) = 0 ! Dummy size for PE's not involved
228	END IF
229	paral(4) = 0
230	paral(5) = 0
231
232	CALL oasis_def_partition ( id_part_0d, paral, nerror, 1 )
233
234	! Another partition is needed for 1D river routing fields
235
236	paral(1) = 0 ! serial partitioning
237	paral(2) = 0
238	IF ( nproc == 0) THEN
239	paral(3) = nn_cpl_river ! Size of array to couple (vector)
240	ELSE
241	paral(3) = 0 ! Dummy size for PE's not involved
242	END IF
243	paral(4) = 0
244	paral(5) = 0
245
246
247	CALL oasis_def_partition ( id_part_rnf_1d, paral, nerror, nn_cpl_river )
248
249	!
250	! ... Announce send variables.
251	!
252	ssnd(:)%ncplmodel = kcplmodel
253	!
254	DO ji = 1, ksnd
255	IF ( ssnd(ji)%laction ) THEN
256
257	IF( ssnd(ji)%nct > nmaxcat ) THEN
258	CALL oasis_abort ( ncomp_id, 'cpl_define', 'Number of categories of '// &
259	& TRIM(ssnd(ji)%clname)//' is larger than nmaxcat, increase nmaxcat' )
260	RETURN
261	ENDIF
262
263	DO jc = 1, ssnd(ji)%nct
264	DO jm = 1, kcplmodel
265
266	IF ( ssnd(ji)%nct .GT. 1 ) THEN
267	WRITE(cli2,'(i2.2)') jc
268	zclname = TRIM(ssnd(ji)%clname)//'_cat'//cli2
269	ELSE
270	zclname = ssnd(ji)%clname
271	ENDIF
272	IF ( kcplmodel > 1 ) THEN
273	WRITE(cli2,'(i2.2)') jm
274	zclname = 'model'//cli2//'_'//TRIM(zclname)
275	ENDIF
276	#if defined key_agrif
277	IF( agrif_fixed() /= 0 ) THEN
278	zclname=TRIM(Agrif_CFixed())//'_'//TRIM(zclname)
279	END IF
280	#endif
281	IF( ln_ctl ) WRITE(numout,*) "Define", ji, jc, jm, " "//TRIM(zclname), " for ", OASIS_Out
282	CALL oasis_def_var (ssnd(ji)%nid(jc,jm), zclname, id_part , (/ 2, 0 /), &
283	& OASIS_Out , ishape , OASIS_REAL, nerror )
284	IF ( nerror /= OASIS_Ok ) THEN
285	WRITE(numout,*) 'Failed to define transient ', ji, jc, jm, " "//TRIM(zclname)
286	CALL oasis_abort ( ssnd(ji)%nid(jc,jm), 'cpl_define', 'Failure in oasis_def_var' )
287	ENDIF
288	IF( ln_ctl .AND. ssnd(ji)%nid(jc,jm) /= -1 ) WRITE(numout,*) "variable defined in the namcouple"
289	IF( ln_ctl .AND. ssnd(ji)%nid(jc,jm) == -1 ) WRITE(numout,*) "variable NOT defined in the namcouple"
290	END DO
291	END DO
292	ENDIF
293	END DO
294	!
295	! ... Announce received variables.
296	!
297	srcv(:)%ncplmodel = kcplmodel
298	!
299	DO ji = 1, krcv
300	IF ( srcv(ji)%laction ) THEN
301
302	IF( srcv(ji)%nct > nmaxcat ) THEN
303	CALL oasis_abort ( ncomp_id, 'cpl_define', 'Number of categories of '// &
304	& TRIM(srcv(ji)%clname)//' is larger than nmaxcat, increase nmaxcat' )
305	RETURN
306	ENDIF
307
308	DO jc = 1, srcv(ji)%nct
309	DO jm = 1, kcplmodel
310
311	IF ( srcv(ji)%nct .GT. 1 ) THEN
312	WRITE(cli2,'(i2.2)') jc
313	zclname = TRIM(srcv(ji)%clname)//'_cat'//cli2
314	ELSE
315	zclname = srcv(ji)%clname
316	ENDIF
317	IF ( kcplmodel > 1 ) THEN
318	WRITE(cli2,'(i2.2)') jm
319	zclname = 'model'//cli2//'_'//TRIM(zclname)
320	ENDIF
321	#if defined key_agrif
322	IF( agrif_fixed() /= 0 ) THEN
323	zclname=TRIM(Agrif_CFixed())//'_'//TRIM(zclname)
324	END IF
325	#endif
326	IF( ln_ctl ) WRITE(numout,*) "Define", ji, jc, jm, " "//TRIM(zclname), " for ", OASIS_In
327	flush(numout)
328
329	! Define 0D (Greenland or Antarctic ice mass) or 1D (river outflow) coupling fields
330	IF (srcv(ji)%dimensions <= 1) THEN
331	IF (nproc == 0) THEN
332
333	IF (srcv(ji)%dimensions == 0) THEN
334
335	! If 0D then set temporary variables to 0D components
336	id_part_temp = id_part_0d
337	vector_length = 1
338	ELSE
339
340	! If 1D then set temporary variables to river outflow components
341	id_part_temp = id_part_rnf_1d
342	vector_length = nn_cpl_river
343
344	END IF
345
346	CALL oasis_def_var (srcv(ji)%nid(jc,jm), zclname, id_part_temp , (/ 1, 0 /), &
347	OASIS_In , (/ 1, vector_length /) , OASIS_REAL, nerror )
348	ELSE
349	! Dummy call to keep OASIS3-MCT happy.
350	CALL oasis_def_var (srcv(ji)%nid(jc,jm), zclname, id_part_0d , (/ 1, 0 /), &
351	OASIS_In , (/ 0, 0 /) , OASIS_REAL, nerror )
352	END IF
353	ELSE
354	! It's a "normal" 2D (or pseudo 3D) coupling field.
355	CALL oasis_def_var (srcv(ji)%nid(jc,jm), zclname, id_part , (/ 2, 0 /), &
356	OASIS_In , ishape , OASIS_REAL, nerror )
357	ENDIF
358
359	IF ( nerror /= OASIS_Ok ) THEN
360	WRITE(numout,*) 'Failed to define transient ', ji, jc, jm, " "//TRIM(zclname)
361	CALL oasis_abort ( srcv(ji)%nid(jc,jm), 'cpl_define', 'Failure in oasis_def_var' )
362	ENDIF
363	IF( ln_ctl .AND. srcv(ji)%nid(jc,jm) /= -1 ) WRITE(numout,*) "variable defined in the namcouple"
364	IF( ln_ctl .AND. srcv(ji)%nid(jc,jm) == -1 ) WRITE(numout,*) "variable NOT defined in the namcouple"
365
366	END DO
367	END DO
368	ENDIF
369	END DO
370
371	!------------------------------------------------------------------
372	! End of definition phase
373	!------------------------------------------------------------------
374
375	CALL oasis_enddef(nerror)
376	IF( nerror /= OASIS_Ok ) CALL oasis_abort ( ncomp_id, 'cpl_define', 'Failure in oasis_enddef')
377	!
378	END SUBROUTINE cpl_define
379
380
381	SUBROUTINE cpl_snd( kid, kstep, pdata, kinfo )
382	!!---------------------------------------------------------------------
383	!! * ROUTINE cpl_snd *
384	!!
385	!! ** Purpose : - At each coupling time-step,this routine sends fields
386	!! like sst or ice cover to the coupler or remote application.
387	!!----------------------------------------------------------------------
388	INTEGER , INTENT(in ) :: kid ! variable index in the array
389	INTEGER , INTENT( out) :: kinfo ! OASIS3 info argument
390	INTEGER , INTENT(in ) :: kstep ! ocean time-step in seconds
391	REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: pdata
392	!!
393	INTEGER :: jc,jm ! local loop index
394	!!--------------------------------------------------------------------
395	!
396	! snd data to OASIS3
397	!
398	DO jc = 1, ssnd(kid)%nct
399	DO jm = 1, ssnd(kid)%ncplmodel
400
401	IF( ssnd(kid)%nid(jc,jm) /= -1 ) THEN
402	CALL oasis_put ( ssnd(kid)%nid(jc,jm), kstep, pdata(nldi:nlei, nldj:nlej,jc), kinfo )
403
404	IF ( ln_ctl ) THEN
405	IF ( kinfo == OASIS_Sent .OR. kinfo == OASIS_ToRest .OR. &
406	& kinfo == OASIS_SentOut .OR. kinfo == OASIS_ToRestOut ) THEN
407	WRITE(numout,) '***************'
408	WRITE(numout,*) 'oasis_put: Outgoing ', ssnd(kid)%clname
409	WRITE(numout,*) 'oasis_put: ivarid ', ssnd(kid)%nid(jc,jm)
410	WRITE(numout,*) 'oasis_put: kstep ', kstep
411	WRITE(numout,*) 'oasis_put: info ', kinfo
412	WRITE(numout,*) ' - Minimum value is ', MINVAL(pdata(:,:,jc))
413	WRITE(numout,*) ' - Maximum value is ', MAXVAL(pdata(:,:,jc))
414	WRITE(numout,*) ' - Sum value is ', SUM(pdata(:,:,jc))
415	WRITE(numout,) '***************'
416	ENDIF
417	ENDIF
418
419	ENDIF
420
421	ENDDO
422	ENDDO
423	!
424	END SUBROUTINE cpl_snd
425
426
427	SUBROUTINE cpl_rcv( kid, kstep, pdata, pmask, kinfo )
428	!!---------------------------------------------------------------------
429	!! * ROUTINE cpl_rcv *
430	!!
431	!! ** Purpose : - At each coupling time-step,this routine receives fields
432	!! like stresses and fluxes from the coupler or remote application.
433	!!----------------------------------------------------------------------
434	INTEGER , INTENT(in ) :: kid ! variable index in the array
435	INTEGER , INTENT(in ) :: kstep ! ocean time-step in seconds
436	REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pdata ! IN to keep the value if nothing is done
437	REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: pmask ! coupling mask
438	INTEGER , INTENT( out) :: kinfo ! OASIS3 info argument
439	!!
440	INTEGER :: jc,jm ! local loop index
441	LOGICAL :: llaction, llfisrt
442	!!--------------------------------------------------------------------
443	!
444	! receive local data from OASIS3 on every process
445	!
446	kinfo = OASIS_idle
447	!
448	DO jc = 1, srcv(kid)%nct
449	llfisrt = .TRUE.
450
451	DO jm = 1, srcv(kid)%ncplmodel
452
453	IF( srcv(kid)%nid(jc,jm) /= -1 ) THEN
454
455	CALL oasis_get ( srcv(kid)%nid(jc,jm), kstep, exfld, kinfo )
456
457	llaction = kinfo == OASIS_Recvd .OR. kinfo == OASIS_FromRest .OR. &
458	& kinfo == OASIS_RecvOut .OR. kinfo == OASIS_FromRestOut
459
460	IF ( ln_ctl ) WRITE(numout,*) "llaction, kinfo, kstep, ivarid: " , llaction, kinfo, kstep, srcv(kid)%nid(jc,jm)
461
462	IF ( llaction ) THEN
463
464	kinfo = OASIS_Rcv
465	IF( llfisrt ) THEN
466	pdata(nldi:nlei,nldj:nlej,jc) = exfld(:,:) * pmask(nldi:nlei,nldj:nlej,jm)
467	llfisrt = .FALSE.
468	ELSE
469	pdata(nldi:nlei,nldj:nlej,jc) = pdata(nldi:nlei,nldj:nlej,jc) + exfld(:,:) * pmask(nldi:nlei,nldj:nlej,jm)
470	ENDIF
471
472	IF ( ln_ctl ) THEN
473	WRITE(numout,) '***************'
474	WRITE(numout,*) 'oasis_get: Incoming ', srcv(kid)%clname
475	WRITE(numout,*) 'oasis_get: ivarid ' , srcv(kid)%nid(jc,jm)
476	WRITE(numout,*) 'oasis_get: kstep', kstep
477	WRITE(numout,*) 'oasis_get: info ', kinfo
478	WRITE(numout,*) ' - Minimum value is ', MINVAL(pdata(:,:,jc))
479	WRITE(numout,*) ' - Maximum value is ', MAXVAL(pdata(:,:,jc))
480	WRITE(numout,*) ' - Sum value is ', SUM(pdata(:,:,jc))
481	WRITE(numout,) '***************'
482	ENDIF
483
484	ENDIF
485
486	ENDIF
487
488	ENDDO
489
490	!--- Fill the overlap areas and extra hallows (mpp)
491	!--- check periodicity conditions (all cases)
492	IF( .not. llfisrt ) CALL lbc_lnk( pdata(:,:,jc), srcv(kid)%clgrid, srcv(kid)%nsgn )
493
494	ENDDO
495	!
496	END SUBROUTINE cpl_rcv
497
498	SUBROUTINE cpl_rcv_1d( kid, kstep, pdata, nitems, kinfo )
499	!!---------------------------------------------------------------------
500	!! * ROUTINE cpl_rcv_1d *
501	!!
502	!! ** Purpose : - A special version of cpl_rcv to deal exclusively with
503	!! receipt of 0D or 1D fields.
504	!! The fields are recieved into a 1D array buffer which is simply a
505	!! dynamically sized sized array (which may be of size 1)
506	!! of 0 dimensional fields. This allows us to pass miltiple 0D
507	!! fields via a single put/get operation.
508	!!----------------------------------------------------------------------
509	INTEGER , INTENT(in ) :: nitems ! Number of 0D items to recieve
510	! during this get operation. i.e.
511	! The size of the 1D array in which
512	! 0D items are passed.
513	INTEGER , INTENT(in ) :: kid ! ID index of the incoming
514	! data.
515	INTEGER , INTENT(in ) :: kstep ! ocean time-step in seconds
516	REAL(wp), INTENT(inout) :: pdata(1:nitems) ! The original value(s),
517	! unchanged if nothing is
518	! received
519	INTEGER , INTENT( out) :: kinfo ! OASIS3 info argument
520	!!
521	REAL(wp) :: recvfld(1:nitems) ! Local receive field buffer
522	INTEGER :: jc,jm ! local loop index
523	INTEGER :: ierr
524	LOGICAL :: llaction
525	INTEGER :: MPI_WORKING_PRECISION
526	INTEGER :: number_to_print
527	!!--------------------------------------------------------------------
528	!
529	! receive local data from OASIS3 on every process
530	!
531	kinfo = OASIS_idle
532	!
533	! 0D and 1D fields won't have categories or any other form of "pseudo level"
534	! so we only cater for a single set of values and thus don't bother
535	! with a loop over the jc index
536	jc = 1
537
538	DO jm = 1, srcv(kid)%ncplmodel
539
540	IF( srcv(kid)%nid(jc,jm) /= -1 ) THEN
541
542	IF ( ( srcv(kid)%dimensions <= 1) .AND. (nproc == 0) ) THEN
543	! Since there is no concept of data decomposition for zero
544	! dimension fields, they must only be exchanged through the master PE,
545	! unlike "normal" 2D field cases where every PE is involved.
546
547	CALL oasis_get ( srcv(kid)%nid(jc,jm), kstep, recvfld, kinfo )
548
549	llaction = kinfo == OASIS_Recvd .OR. kinfo == OASIS_FromRest .OR. &
550	kinfo == OASIS_RecvOut .OR. kinfo == OASIS_FromRestOut
551
552	IF ( ln_ctl ) WRITE(numout,*) "llaction, kinfo, kstep, ivarid: " , &
553	llaction, kinfo, kstep, srcv(kid)%nid(jc,jm)
554
555	IF ( llaction ) THEN
556
557	kinfo = OASIS_Rcv
558	pdata(1:nitems) = recvfld(1:nitems)
559
560	IF ( ln_ctl ) THEN
561	number_to_print = 10
562	IF ( nitems < number_to_print ) number_to_print = nitems
563	WRITE(numout,) '***************'
564	WRITE(numout,*) 'oasis_get: Incoming ', srcv(kid)%clname
565	WRITE(numout,*) 'oasis_get: ivarid ' , srcv(kid)%nid(jc,jm)
566	WRITE(numout,*) 'oasis_get: kstep', kstep
567	WRITE(numout,*) 'oasis_get: info ', kinfo
568	WRITE(numout,*) ' - Minimum Value is ', MINVAL(pdata(:))
569	WRITE(numout,*) ' - Maximum value is ', MAXVAL(pdata(:))
570	WRITE(numout,*) ' - Start of data is ', pdata(1:number_to_print)
571	WRITE(numout,) '***************'
572	ENDIF
573
574	ENDIF
575	ENDIF
576	ENDIF
577
578	ENDDO
579
580	! Set the precision that we want to broadcast using MPI_BCAST
581	SELECT CASE( wp )
582	CASE( sp )
583	MPI_WORKING_PRECISION = MPI_REAL ! Single precision
584	CASE( dp )
585	MPI_WORKING_PRECISION = MPI_DOUBLE_PRECISION ! Double precision
586	CASE default
587	CALL oasis_abort( ncomp_id, "cpl_rcv_1d", "Could not find precision for coupling 0d or 1d field" )
588	END SELECT
589
590	! We have to broadcast (potentially) received values from PE 0 to all
591	! the others. If no new data has been received we're just
592	! broadcasting the existing values but there's no more efficient way
593	! to deal with that w/o NEMO adopting a UM-style test mechanism
594	! to determine active put/get timesteps.
595	CALL mpi_bcast( pdata, nitems, MPI_WORKING_PRECISION, localRoot, mpi_comm_opa, ierr )
596
597	!
598	END SUBROUTINE cpl_rcv_1d
599
600
601	INTEGER FUNCTION cpl_freq( cdfieldname )
602	!!---------------------------------------------------------------------
603	!! * ROUTINE cpl_freq *
604	!!
605	!! ** Purpose : - send back the coupling frequency for a particular field
606	!!----------------------------------------------------------------------
607	CHARACTER(len = *), INTENT(in) :: cdfieldname ! field name as set in namcouple file
608	!!
609	INTEGER :: id
610	INTEGER :: info
611	INTEGER, DIMENSION(1) :: itmp
612	INTEGER :: ji,jm ! local loop index
613	INTEGER :: mop
614	!!----------------------------------------------------------------------
615	cpl_freq = 0 ! defaut definition
616	id = -1 ! defaut definition
617	!
618	DO ji = 1, nsnd
619	IF (ssnd(ji)%laction ) THEN
620	DO jm = 1, ncplmodel
621	IF( ssnd(ji)%nid(1,jm) /= -1 ) THEN
622	IF( TRIM(cdfieldname) == TRIM(ssnd(ji)%clname) ) THEN
623	id = ssnd(ji)%nid(1,jm)
624	mop = OASIS_Out
625	ENDIF
626	ENDIF
627	ENDDO
628	ENDIF
629	ENDDO
630	DO ji = 1, nrcv
631	IF (srcv(ji)%laction ) THEN
632	DO jm = 1, ncplmodel
633	IF( srcv(ji)%nid(1,jm) /= -1 ) THEN
634	IF( TRIM(cdfieldname) == TRIM(srcv(ji)%clname) ) THEN
635	id = srcv(ji)%nid(1,jm)
636	mop = OASIS_In
637	ENDIF
638	ENDIF
639	ENDDO
640	ENDIF
641	ENDDO
642	!
643	IF( id /= -1 ) THEN
644	#if defined key_oa3mct_v3
645	CALL oasis_get_freqs(id, mop, 1, itmp, info)
646	#else
647	#if defined key_oasis3
648	itmp(1) = namflddti( id )
649	#else
650	CALL oasis_get_freqs(id, 1, itmp, info)
651	#endif
652	#endif
653	cpl_freq = itmp(1)
654	ENDIF
655	!
656	END FUNCTION cpl_freq
657
658
659	SUBROUTINE cpl_finalize
660	!!---------------------------------------------------------------------
661	!! * ROUTINE cpl_finalize *
662	!!
663	!! ** Purpose : - Finalizes the coupling. If MPI_init has not been
664	!! called explicitly before cpl_init it will also close
665	!! MPI communication.
666	!!----------------------------------------------------------------------
667	!
668	DEALLOCATE( exfld )
669	IF (nstop == 0) THEN
670	CALL oasis_terminate( nerror )
671	ELSE
672	CALL oasis_abort( ncomp_id, "cpl_finalize", "NEMO ABORT STOP" )
673	ENDIF
674	!
675	END SUBROUTINE cpl_finalize
676
677	#if ! defined key_oasis3
678
679	!!----------------------------------------------------------------------
680	!! No OASIS Library OASIS3 Dummy module...
681	!!----------------------------------------------------------------------
682
683	SUBROUTINE oasis_init_comp(k1,cd1,k2)
684	CHARACTER(*), INTENT(in ) :: cd1
685	INTEGER , INTENT( out) :: k1,k2
686	k1 = -1 ; k2 = -1
687	WRITE(numout,*) 'oasis_init_comp: Error you sould not be there...', cd1
688	END SUBROUTINE oasis_init_comp
689
690	SUBROUTINE oasis_abort(k1,cd1,cd2)
691	INTEGER , INTENT(in ) :: k1
692	CHARACTER(*), INTENT(in ) :: cd1,cd2
693	WRITE(numout,*) 'oasis_abort: Error you sould not be there...', cd1, cd2
694	END SUBROUTINE oasis_abort
695
696	SUBROUTINE oasis_get_localcomm(k1,k2)
697	INTEGER , INTENT( out) :: k1,k2
698	k1 = -1 ; k2 = -1
699	WRITE(numout,*) 'oasis_get_localcomm: Error you sould not be there...'
700	END SUBROUTINE oasis_get_localcomm
701
702	SUBROUTINE oasis_def_partition(k1,k2,k3,K4)
703	INTEGER , INTENT( out) :: k1,k3
704	INTEGER , INTENT(in ) :: k2(5)
705	INTEGER , OPTIONAL, INTENT(in ) :: k4
706	k1 = k2(1) ; k3 = k2(5)
707	WRITE(numout,*) 'oasis_def_partition: Error you sould not be there...'
708	END SUBROUTINE oasis_def_partition
709
710	SUBROUTINE oasis_def_var(k1,cd1,k2,k3,k4,k5,k6,k7)
711	CHARACTER(*), INTENT(in ) :: cd1
712	INTEGER , INTENT(in ) :: k2,k3(2),k4,k5(2,2),k6
713	INTEGER , INTENT( out) :: k1,k7
714	k1 = -1 ; k7 = -1
715	WRITE(numout,*) 'oasis_def_var: Error you sould not be there...', cd1
716	END SUBROUTINE oasis_def_var
717
718	SUBROUTINE oasis_enddef(k1)
719	INTEGER , INTENT( out) :: k1
720	k1 = -1
721	WRITE(numout,*) 'oasis_enddef: Error you sould not be there...'
722	END SUBROUTINE oasis_enddef
723
724	SUBROUTINE oasis_put(k1,k2,p1,k3)
725	REAL(wp), DIMENSION(:,:), INTENT(in ) :: p1
726	INTEGER , INTENT(in ) :: k1,k2
727	INTEGER , INTENT( out) :: k3
728	k3 = -1
729	WRITE(numout,*) 'oasis_put: Error you sould not be there...'
730	END SUBROUTINE oasis_put
731
732	SUBROUTINE oasis_get(k1,k2,p1,k3)
733	REAL(wp), DIMENSION(:,:), INTENT( out) :: p1
734	INTEGER , INTENT(in ) :: k1,k2
735	INTEGER , INTENT( out) :: k3
736	p1(1,1) = -1. ; k3 = -1
737	WRITE(numout,*) 'oasis_get: Error you sould not be there...'
738	END SUBROUTINE oasis_get
739
740	SUBROUTINE oasis_get_freqs(k1,k2,k3,k4)
741	INTEGER , INTENT(in ) :: k1,k2
742	INTEGER, DIMENSION(1), INTENT( out) :: k3
743	INTEGER , INTENT( out) :: k4
744	k3(1) = k1 ; k4 = k2
745	WRITE(numout,*) 'oasis_get_freqs: Error you sould not be there...'
746	END SUBROUTINE oasis_get_freqs
747
748	SUBROUTINE oasis_terminate(k1)
749	INTEGER , INTENT( out) :: k1
750	k1 = -1
751	WRITE(numout,*) 'oasis_terminate: Error you sould not be there...'
752	END SUBROUTINE oasis_terminate
753
754	#endif
755
756	!!=====================================================================
757	END MODULE cpl_oasis3

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source: branches/UKMO/dev_r5518_cleanup_1d_cpl/NEMOGCM/NEMO/OPA_SRC/SBC/cpl_oasis3.F90 @ 10046

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