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mediation_nest_move.F @ 2756

Last change on this file since 2756 was 11, checked in by aslmd, 14 years ago
spiga@svn-planeto:ajoute le modele meso-echelle martien
File size: 34.1 KB

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1
2	SUBROUTINE med_nest_move ( parent, nest )
3	! Driver layer
4	USE module_domain
5	USE module_timing
6	USE module_configure
7	USE module_io_domain
8	USE module_dm
9	TYPE(domain) , POINTER :: parent, nest, grid
10	INTEGER dx, dy ! number of parent domain points to move
11	#ifdef MOVE_NESTS
12	! Local
13	CHARACTER*256 mess
14	INTEGER i, j, p, parent_grid_ratio, dyn_opt
15	INTEGER px, py ! number and direction of nd points to move
16	INTEGER :: ids , ide , jds , jde , kds , kde , &
17	ims , ime , jms , jme , kms , kme , &
18	ips , ipe , jps , jpe , kps , kpe
19	INTEGER ierr, fid
20	LOGICAL input_from_hires
21	LOGICAL saved_restart_value
22	TYPE (grid_config_rec_type) :: config_flags
23	LOGICAL, EXTERNAL :: wrf_dm_on_monitor
24	LOGICAL, EXTERNAL :: should_not_move
25
26	INTERFACE
27	SUBROUTINE med_interp_domain ( parent , nest )
28	USE module_domain
29	TYPE(domain) , POINTER :: parent , nest
30	END SUBROUTINE med_interp_domain
31	SUBROUTINE start_domain ( grid , allowed_to_move )
32	USE module_domain
33	TYPE(domain) :: grid
34	LOGICAL, INTENT(IN) :: allowed_to_move
35	END SUBROUTINE start_domain
36	#if ( EM_CORE == 1 )
37	SUBROUTINE shift_domain_em ( grid, disp_x, disp_y &
38	!
39	# include <em_dummy_new_args.inc>
40	!
41	)
42	USE module_domain
43	USE module_configure
44	USE module_timing
45	IMPLICIT NONE
46	INTEGER disp_x, disp_y
47	TYPE(domain) , POINTER :: grid
48	# include <em_dummy_new_decl.inc>
49	END SUBROUTINE shift_domain_em
50	#endif
51	#if ( NMM_CORE == 1 )
52	#endif
53	LOGICAL FUNCTION time_for_move ( parent , nest , dx , dy )
54	USE module_domain
55	USE module_utility
56	TYPE(domain) , POINTER :: parent , nest
57	INTEGER, INTENT(OUT) :: dx , dy
58	END FUNCTION time_for_move
59	SUBROUTINE input_terrain_rsmas ( grid , &
60	ids , ide , jds , jde , kds , kde , &
61	ims , ime , jms , jme , kms , kme , &
62	ips , ipe , jps , jpe , kps , kpe )
63	USE module_domain
64	TYPE ( domain ) :: grid
65	INTEGER :: ids , ide , jds , jde , kds , kde , &
66	ims , ime , jms , jme , kms , kme , &
67	ips , ipe , jps , jpe , kps , kpe
68	END SUBROUTINE input_terrain_rsmas
69	SUBROUTINE med_nest_feedback ( parent , nest , config_flags )
70	USE module_domain
71	USE module_configure
72	TYPE (domain), POINTER :: nest , parent
73	TYPE (grid_config_rec_type) config_flags
74	END SUBROUTINE med_nest_feedback
75	SUBROUTINE blend_terrain ( ter_interpolated , ter_input , &
76	ids , ide , jds , jde , kds , kde , &
77	ims , ime , jms , jme , kms , kme , &
78	ips , ipe , jps , jpe , kps , kpe )
79	INTEGER :: ids , ide , jds , jde , kds , kde , &
80	ims , ime , jms , jme , kms , kme , &
81	ips , ipe , jps , jpe , kps , kpe
82	REAL , DIMENSION(ims:ime,jms:jme) :: ter_interpolated
83	REAL , DIMENSION(ims:ime,jms:jme) :: ter_input
84	END SUBROUTINE blend_terrain
85	SUBROUTINE store_terrain ( ter_interpolated , ter_input , &
86	ids , ide , jds , jde , kds , kde , &
87	ims , ime , jms , jme , kms , kme , &
88	ips , ipe , jps , jpe , kps , kpe )
89	INTEGER :: ids , ide , jds , jde , kds , kde , &
90	ims , ime , jms , jme , kms , kme , &
91	ips , ipe , jps , jpe , kps , kpe
92	REAL , DIMENSION(ims:ime,jms:jme) :: ter_interpolated
93	REAL , DIMENSION(ims:ime,jms:jme) :: ter_input
94	END SUBROUTINE store_terrain
95	END INTERFACE
96
97	! set grid pointer for code in deref_kludge (if used)
98	grid => nest
99
100	CALL nl_get_dyn_opt ( 1, dyn_opt )
101
102	IF ( should_not_move( nest%id ) ) THEN
103	CALL wrf_message( 'Nest movement is disabled because of namelist settings' )
104	RETURN
105	ENDIF
106
107	! if the nest has stopped don't do all this
108	IF ( WRFU_ClockIsStopTime(nest%domain_clock ,rc=ierr) ) RETURN
109
110	! mask should be defined in nest domain
111
112	check_for_move: IF ( time_for_move ( parent , nest , dx, dy ) ) THEN
113
114	IF ( (dx .gt. 1 .or. dx .lt. -1 ) .or. &
115	(dy .gt. 1 .or. dy .lt. -1 ) ) THEN
116	WRITE(mess,*)' invalid move: dx, dy ', dx, dy
117	CALL wrf_error_fatal( mess )
118	ENDIF
119
120	WRITE(mess,*)' moving ',grid%id,dx,dy
121	CALL wrf_message(mess)
122
123	CALL get_ijk_from_grid ( grid , &
124	ids, ide, jds, jde, kds, kde, &
125	ims, ime, jms, jme, kms, kme, &
126	ips, ipe, jps, jpe, kps, kpe )
127
128	CALL wrf_dm_move_nest ( parent, nest%intermediate_grid, dx, dy )
129
130	CALL adjust_domain_dims_for_move( nest%intermediate_grid , dx, dy )
131
132	CALL get_ijk_from_grid ( grid , &
133	ids, ide, jds, jde, kds, kde, &
134	ims, ime, jms, jme, kms, kme, &
135	ips, ipe, jps, jpe, kps, kpe )
136
137	grid => nest
138
139	#if ( EM_CORE == 1 )
140	IF ( dyn_opt .EQ. DYN_EM ) THEN
141	CALL shift_domain_em( grid, dx, dy &
142	!
143	# include <em_actual_new_args.inc>
144	!
145	)
146	ENDIF
147	#endif
148	#if ( WRF_NMM_CORE == 1 )
149	IF ( dyn_opt .EQ. DYN_NMM ) THEN
150	ENDIF
151	#endif
152
153	px = grid%parent_grid_ratio*dx
154	py = grid%parent_grid_ratio*dy
155
156	grid%i_parent_start = grid%i_parent_start + px / grid%parent_grid_ratio
157	CALL nl_set_i_parent_start( grid%id, grid%i_parent_start )
158	grid%j_parent_start = grid%j_parent_start + py / grid%parent_grid_ratio
159	CALL nl_set_j_parent_start( grid%id, grid%j_parent_start )
160
161	IF ( wrf_dm_on_monitor() ) THEN
162	write(mess,*) &
163	'Grid ',grid%id,' New SW corner (in parent x and y):',grid%i_parent_start, grid%j_parent_start
164	CALL wrf_message(TRIM(mess))
165	ENDIF
166
167	CALL med_interp_domain( parent, nest )
168
169	CALL nl_get_input_from_hires( nest%id , input_from_hires )
170	IF ( input_from_hires ) THEN
171
172	! store horizontally interpolated terrain in temp location
173	CALL store_terrain ( nest%ht_fine , nest%ht , &
174	ids , ide , jds , jde , 1 , 1 , &
175	ims , ime , jms , jme , 1 , 1 , &
176	ips , ipe , jps , jpe , 1 , 1 )
177	CALL store_terrain ( nest%em_mub_fine , nest%em_mub , &
178	ids , ide , jds , jde , 1 , 1 , &
179	ims , ime , jms , jme , 1 , 1 , &
180	ips , ipe , jps , jpe , 1 , 1 )
181	CALL store_terrain ( nest%em_phb_fine , nest%em_phb , &
182	ids , ide , jds , jde , kds , kde , &
183	ims , ime , jms , jme , kms , kme , &
184	ips , ipe , jps , jpe , kps , kpe )
185
186	CALL input_terrain_rsmas ( nest, &
187	ids , ide , jds , jde , 1 , 1 , &
188	ims , ime , jms , jme , 1 , 1 , &
189	ips , ipe , jps , jpe , 1 , 1 )
190
191	CALL blend_terrain ( nest%ht_fine , nest%ht , &
192	ids , ide , jds , jde , 1 , 1 , &
193	ims , ime , jms , jme , 1 , 1 , &
194	ips , ipe , jps , jpe , 1 , 1 )
195	CALL blend_terrain ( nest%em_mub_fine , nest%em_mub , &
196	ids , ide , jds , jde , 1 , 1 , &
197	ims , ime , jms , jme , 1 , 1 , &
198	ips , ipe , jps , jpe , 1 , 1 )
199	CALL blend_terrain ( nest%em_phb_fine , nest%em_phb , &
200	ids , ide , jds , jde , kds , kde , &
201	ims , ime , jms , jme , kms , kme , &
202	ips , ipe , jps , jpe , kps , kpe )
203	!
204	CALL model_to_grid_config_rec ( parent%id , model_config_rec , config_flags )
205
206	CALL med_nest_feedback ( parent , nest , config_flags )
207	parent%imask_nostag = 1
208	parent%imask_xstag = 1
209	parent%imask_ystag = 1
210	parent%imask_xystag = 1
211
212	! start_domain will key off "restart". Even if this is a restart run
213	! we don't want it to here. Save the value, set it to false, and restore afterwards
214	saved_restart_value = config_flags%restart
215	config_flags%restart = .FALSE.
216	grid%restart = .FALSE.
217	CALL nl_set_restart ( 1, .FALSE. )
218	CALL start_domain ( parent , .FALSE. )
219	config_flags%restart = saved_restart_value
220	grid%restart = saved_restart_value
221	CALL nl_set_restart ( 1, saved_restart_value )
222
223	ENDIF
224
225	!
226	! masks associated with nest will have been set by shift_domain_em above
227	nest%moved = .true.
228	! start_domain will key off "restart". Even if this is a restart run
229	! we don't want it to here. Save the value, set it to false, and restore afterwards
230	saved_restart_value = config_flags%restart
231	config_flags%restart = .FALSE.
232	CALL nl_set_restart ( 1, .FALSE. )
233	grid%restart = .FALSE.
234	CALL start_domain ( nest , .FALSE. )
235	config_flags%restart = saved_restart_value
236	grid%restart = saved_restart_value
237	CALL nl_set_restart ( 1, saved_restart_value )
238	nest%moved = .false.
239
240	!
241	! copy time level 2 to time level 1 in new regions of multi-time level fields
242	! this should be registry generated.
243	!
244	#if ( EM_CORE == 1 )
245	IF ( dyn_opt .EQ. DYN_EM ) THEN
246	do k = kms,kme
247	where ( nest%imask_xstag .EQ. 1 ) nest%em_u_1(:,k,:) = nest%em_u_2(:,k,:)
248	where ( nest%imask_ystag .EQ. 1 ) nest%em_v_1(:,k,:) = nest%em_v_2(:,k,:)
249	where ( nest%imask_nostag .EQ. 1 ) nest%em_t_1(:,k,:) = nest%em_t_2(:,k,:)
250	where ( nest%imask_nostag .EQ. 1 ) nest%em_w_1(:,k,:) = nest%em_w_2(:,k,:)
251	where ( nest%imask_nostag .EQ. 1 ) nest%em_ph_1(:,k,:) = nest%em_ph_2(:,k,:)
252	where ( nest%imask_nostag .EQ. 1 ) nest%em_tp_1(:,k,:) = nest%em_tp_2(:,k,:)
253	where ( nest%imask_nostag .EQ. 1 ) nest%em_tke_1(:,k,:) = nest%em_tke_2(:,k,:)
254	enddo
255	where ( nest%imask_nostag .EQ. 1 ) nest%em_mu_1(:,:) = nest%em_mu_2(:,:)
256	ENDIF
257	#endif
258	#if ( WRF_NMM_CORE == 1 )
259	IF ( dyn_opt .EQ. DYN_NMM ) THEN
260	ENDIF
261	#endif
262	!
263	ENDIF check_for_move
264	#endif
265	END SUBROUTINE med_nest_move
266
267	LOGICAL FUNCTION time_for_move2 ( parent , grid , move_cd_x, move_cd_y )
268	! Driver layer
269	USE module_domain
270	USE module_configure
271	USE module_compute_geop
272	USE module_dm
273	USE module_utility
274	IMPLICIT NONE
275	! Arguments
276	TYPE(domain) , POINTER :: parent, grid
277	INTEGER, INTENT(OUT) :: move_cd_x , move_cd_y
278	#ifdef MOVE_NESTS
279	! Local
280	INTEGER num_moves, rc
281	INTEGER move_interval , move_id
282	TYPE(WRFU_Time) :: ct, st
283	TYPE(WRFU_TimeInterval) :: ti
284	CHARACTER*256 mess, timestr
285	INTEGER :: ids, ide, jds, jde, kds, kde, &
286	ims, ime, jms, jme, kms, kme, &
287	ips, ipe, jps, jpe, kps, kpe
288	INTEGER :: is, ie, js, je, ierr
289	REAL :: ipbar, pbar, jpbar, fact
290	REAL :: last_vc_i , last_vc_j
291
292	REAL, ALLOCATABLE, DIMENSION(:,:) :: height_l, height
293	REAL, ALLOCATABLE, DIMENSION(:,:) :: psfc, xlat, xlong, terrain
294	REAL :: minh, maxh
295	INTEGER :: mini, minj, maxi, maxj, i, j, pgr, irad
296	REAL :: disp_x, disp_y, lag, radius, center_i, center_j, dx
297	REAL :: dijsmooth, vmax, vmin, a, b
298	REAL :: dc_i, dc_j ! domain center
299	REAL :: maxws, ws
300	REAL :: pmin
301	INTEGER imploc, jmploc
302
303	INTEGER :: fje, fjs, fie, fis, fimloc, fjmloc, imloc, jmloc, dyn_opt
304	INTEGER :: i_parent_start, j_parent_start
305	INTEGER :: max_vortex_speed, vortex_interval ! meters per second and seconds
306	REAL :: rsmooth = 100. ! kilometers?
307
308	LOGICAL, EXTERNAL :: wrf_dm_on_monitor
309
310	character*256 message, message2
311
312	!#define MOVING_DIAGS
313	# ifdef VORTEX_CENTER
314
315
316	CALL nl_get_dyn_opt ( 1, dyn_opt )
317	CALL nl_get_parent_grid_ratio ( grid%id , pgr )
318	CALL nl_get_i_parent_start ( grid%id , i_parent_start )
319	CALL nl_get_j_parent_start ( grid%id , j_parent_start )
320
321	CALL get_ijk_from_grid ( grid , &
322	ids, ide, jds, jde, kds, kde, &
323	ims, ime, jms, jme, kms, kme, &
324	ips, ipe, jps, jpe, kps, kpe )
325
326	! If the alarm is ringing, recompute the Vortex Center (VC); otherwise
327	! use the previous position of VC. VC is not recomputed ever step to
328	! save on cost for global collection of height field and broadcast
329	! of new center.
330
331	# ifdef MOVING_DIAGS
332	write(0,*)'Check to see if COMPUTE_VORTEX_CENTER_ALARM is ringing? '
333	# endif
334	CALL nl_get_parent_grid_ratio ( grid%id , pgr )
335	CALL nl_get_dx ( grid%id , dx )
336
337	IF ( WRFU_AlarmIsRinging( grid%alarms( COMPUTE_VORTEX_CENTER_ALARM ), rc=rc ) ) THEN
338
339	# ifdef MOVING_DIAGS
340	write(0,*)'COMPUTE_VORTEX_CENTER_ALARM is ringing '
341	# endif
342	CALL WRFU_AlarmRingerOff( grid%alarms( COMPUTE_VORTEX_CENTER_ALARM ), rc=rc )
343	CALL domain_clock_get( grid, current_timestr=timestr )
344
345	last_vc_i = grid%vc_i
346	last_vc_j = grid%vc_j
347
348	ALLOCATE ( height_l ( ims:ime , jms:jme ), STAT=ierr )
349	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating height_l in time_for_move2')
350	IF ( wrf_dm_on_monitor() ) THEN
351	ALLOCATE ( height ( ids:ide , jds:jde ), STAT=ierr )
352	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating height in time_for_move2')
353	ALLOCATE ( psfc ( ids:ide , jds:jde ), STAT=ierr )
354	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating psfc in time_for_move2')
355	ALLOCATE ( xlat ( ids:ide , jds:jde ), STAT=ierr )
356	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating xlat in time_for_move2')
357	ALLOCATE ( xlong ( ids:ide , jds:jde ), STAT=ierr )
358	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating xlong in time_for_move2')
359	ALLOCATE ( terrain ( ids:ide , jds:jde ), STAT=ierr )
360	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating terrain in time_for_move2')
361	ELSE
362	ALLOCATE ( height ( 1:1 , 1:1 ), STAT=ierr )
363	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating height in time_for_move2')
364	ALLOCATE ( psfc ( 1:1 , 1:1 ), STAT=ierr )
365	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating psfc in time_for_move2')
366	ALLOCATE ( xlat ( 1:1 , 1:1 ), STAT=ierr )
367	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating xlat in time_for_move2')
368	ALLOCATE ( xlong ( 1:1 , 1:1 ), STAT=ierr )
369	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating xlong in time_for_move2')
370	ALLOCATE ( terrain ( 1:1 , 1:1 ), STAT=ierr )
371	IF ( ierr .ne. 0 ) CALL wrf_error_fatal ('allocating terrain in time_for_move2')
372	ENDIF
373
374	# if (EM_CORE == 1)
375	IF ( dyn_opt .EQ. DYN_EM ) THEN
376	CALL compute_500mb_height ( grid%em_ph_2 , grid%em_phb, grid%em_p, grid%em_pb, height_l , &
377	ids, ide, jds, jde, kds, kde, &
378	ims, ime, jms, jme, kms, kme, &
379	ips, ipe, jps, jpe, kps, kpe )
380	ENDIF
381	# endif
382	# if (WRF_NMM_CORE == 1)
383	IF ( dyn_opt .EQ. DYN_NMM ) THEN
384	ENDIF
385	# endif
386
387	CALL wrf_patch_to_global_real ( height_l , height , grid%domdesc, "z", "xy", &
388	ids, ide-1 , jds , jde-1 , 1 , 1 , &
389	ims, ime , jms , jme , 1 , 1 , &
390	ips, ipe , jps , jpe , 1 , 1 )
391	CALL wrf_patch_to_global_real ( grid%psfc , psfc , grid%domdesc, "z", "xy", &
392	ids, ide-1 , jds , jde-1 , 1 , 1 , &
393	ims, ime , jms , jme , 1 , 1 , &
394	ips, ipe , jps , jpe , 1 , 1 )
395	CALL wrf_patch_to_global_real ( grid%xlat , xlat , grid%domdesc, "z", "xy", &
396	ids, ide-1 , jds , jde-1 , 1 , 1 , &
397	ims, ime , jms , jme , 1 , 1 , &
398	ips, ipe , jps , jpe , 1 , 1 )
399	CALL wrf_patch_to_global_real ( grid%xlong , xlong , grid%domdesc, "z", "xy", &
400	ids, ide-1 , jds , jde-1 , 1 , 1 , &
401	ims, ime , jms , jme , 1 , 1 , &
402	ips, ipe , jps , jpe , 1 , 1 )
403	CALL wrf_patch_to_global_real ( grid%ht , terrain , grid%domdesc, "z", "xy", &
404	ids, ide-1 , jds , jde-1 , 1 , 1 , &
405	ims, ime , jms , jme , 1 , 1 , &
406	ips, ipe , jps , jpe , 1 , 1 )
407
408	! calculate max wind speed
409	maxws = 0.
410	do j = jps, jpe
411	do i = ips, ipe
412	ws = grid%u10(i,j) * grid%u10(i,j) + grid%v10(i,j) * grid%v10(i,j)
413	if ( ws > maxws ) maxws = ws
414	enddo
415	enddo
416	maxws = sqrt ( maxws )
417	maxws = wrf_dm_max_real ( maxws )
418
419	monitor_only : IF ( wrf_dm_on_monitor() ) THEN
420
421	!
422	! This vortex center finding code adapted from the Hurricane version of MM5,
423	! Courtesy:
424	!
425	! Shuyi Chen et al., Rosenstiel School of Marine and Atmos. Sci., U. Miami.
426	! Spring, 2005
427	!
428	! Get the first guess vortex center about which we do our search
429	! as mini and minh; minimum value is minh
430	!
431
432	CALL nl_get_vortex_interval( grid%id , vortex_interval )
433	CALL nl_get_max_vortex_speed( grid%id , max_vortex_speed )
434
435	IF ( grid%vc_i < 0. .AND. grid%vc_j < 0. ) THEN
436	! first time through
437	is = ids
438	ie = ide-1
439	js = jds
440	je = jde-1
441	ELSE
442	! limit the search to an area around the vortex
443	! that is limited by max_vortex_speed (default 40) meters per second from
444	! previous location over vortex_interval (default 15 mins)
445
446	is = max( grid%vc_i - 60 * vortex_interval * max_vortex_speed / dx , 1.0 * ids )
447	js = max( grid%vc_j - 60 * vortex_interval * max_vortex_speed / dx , 1.0 * jds )
448	ie = min( grid%vc_i + 60 * vortex_interval * max_vortex_speed / dx , 1.0 * (ide-1) )
449	je = min( grid%vc_j + 60 * vortex_interval * max_vortex_speed / dx , 1.0 * (jde-1) )
450
451	ENDIF
452
453	# ifdef MOVING_DIAGS
454	write(0,*)'search set around last position '
455	write(0,*)' is, ids-1, ie, ide-1 ', is, ids-1, ie, ide-1
456	write(0,*)' js, jds-1, je, jde-1 ', js, jds-1, je, jde-1
457	# endif
458
459	imploc = -1
460	jmploc = -1
461
462	! find minimum psfc
463	pmin = 99999999.0 ! make this very large to be sure we find a minumum
464	DO j = js, je
465	DO i = is, ie
466	IF ( psfc(i,j) .LT. pmin ) THEN
467	pmin = psfc(i,j)
468	imploc = i
469	jmploc = j
470	ENDIF
471	ENDDO
472	ENDDO
473
474	IF ( imploc .EQ. -1 .OR. jmploc .EQ. -1 ) THEN ! if we fail to find a min there is something seriously wrong
475	WRITE(mess,*)'i,j,is,ie,js,je,imploc,jmploc ',i,j,is,ie,js,je,imploc,jmploc
476	CALL wrf_message(mess)
477	CALL wrf_error_fatal('time_for_move2: Method failure searching for minimum psfc.')
478	ENDIF
479
480	imloc = -1
481	jmloc = -1
482	maxi = -1
483	maxj = -1
484
485	! find local min, max
486	vmin = 99999999.0
487	vmax = -99999999.0
488	DO j = js, je
489	DO i = is, ie
490	IF ( height(i,j) .LT. vmin ) THEN
491	vmin = height(i,j)
492	imloc = i
493	jmloc = j
494	ENDIF
495	IF ( height(i,j) .GT. vmax ) THEN
496	vmax = height(i,j)
497	maxi = i
498	maxj = j
499	ENDIF
500	ENDDO
501	ENDDO
502
503	IF ( imloc .EQ. -1 .OR. jmloc .EQ. -1 .OR. maxi .EQ. -1 .OR. maxj .EQ. -1 ) THEN
504	WRITE(mess,*)'i,j,is,ie,js,je,imloc,jmloc,maxi,maxj ',i,j,is,ie,js,je,imloc,jmloc,maxi,maxj
505	CALL wrf_message(mess)
506	CALL wrf_error_fatal('time_for_move2: Method failure searching max/min of height.')
507	ENDIF
508
509	fimloc = imloc
510	fjmloc = jmloc
511
512	if ( grid%xi .EQ. -1. ) grid%xi = fimloc
513	if ( grid%xj .EQ. -1. ) grid%xj = fjmloc
514
515	dijsmooth = rsmooth / dx
516
517	fjs = max(fjmloc-dijsmooth,1.0)
518	fje = min(fjmloc+dijsmooth,jde-2.0)
519	fis = max(fimloc-dijsmooth,1.0)
520	fie = min(fimloc+dijsmooth,ide-2.0)
521	js = fjs
522	je = fje
523	is = fis
524	ie = fie
525
526	vmin = 1000000.0
527	vmax = -1000000.0
528	DO j = js, je
529	DO i = is, ie
530	IF ( height(i,j) .GT. vmax ) THEN
531	vmax = height(i,j)
532	ENDIF
533	ENDDO
534	ENDDO
535
536	pbar = 0.0
537	ipbar = 0.0
538	jpbar = 0.0
539
540	do j=js,je
541	do i=is,ie
542	fact = vmax - height(i,j)
543	pbar = pbar + fact
544	ipbar = ipbar + fact*(i-is)
545	jpbar = jpbar + fact*(j-js)
546	enddo
547	enddo
548
549	IF ( pbar .NE. 0. ) THEN
550
551	! Compute an adjusted, smoothed, vortex center location in cross
552	! point index space.
553	! Time average. A is coef for old information; B is new
554	! If pbar is zero then just skip this, leave xi and xj alone,
555	! result will be no movement.
556	a = 0.0
557	b = 1.0
558	grid%xi = (a * grid%xi + b * (is + ipbar / pbar)) / ( a + b )
559	grid%xj = (a * grid%xj + b * (js + jpbar / pbar)) / ( a + b )
560
561	grid%vc_i = grid%xi + .5
562	grid%vc_j = grid%xj + .5
563
564
565	ENDIF
566
567	# ifdef MOVING_DIAGS
568	write(0,*)'computed grid%vc_i, grid%vc_j ',grid%vc_i, grid%vc_j
569	i = grid%vc_i ; j = grid%vc_j ; height( i,j ) = height(i,j) * 1.2 !mark the center
570	CALL domain_clock_get( grid, current_timestr=message2 )
571	WRITE ( message , FMT = '(A," on domain ",I3)' ) TRIM(message2), grid%id
572	# endif
573
574	!
575	i = INT(grid%xi+.5)
576	j = INT(grid%xj+.5)
577	write(mess,'("ATCF"," ",A19," ",f8.2," ",f8.2," ",f6.1," ",f6.1)') &
578	timestr(1:19), &
579	xlat(i,j), &
580	xlong(i,j), &
581	0.01pmin+0.1138terrain(imploc,jmploc), &
582	maxws*1.94
583	CALL wrf_message(TRIM(mess))
584
585
586
587	ENDIF monitor_only
588
589	DEALLOCATE ( psfc )
590	DEALLOCATE ( xlat )
591	DEALLOCATE ( xlong )
592	DEALLOCATE ( terrain )
593	DEALLOCATE ( height )
594	DEALLOCATE ( height_l )
595
596	CALL wrf_dm_bcast_real( grid%vc_i , 1 )
597	CALL wrf_dm_bcast_real( grid%vc_j , 1 )
598
599	CALL wrf_dm_bcast_real( pmin , 1 )
600	CALL wrf_dm_bcast_integer( imploc , 1 )
601	CALL wrf_dm_bcast_integer( jmploc , 1 )
602
603	# ifdef MOVING_DIAGS
604	write(0,*)'after bcast : grid%vc_i, grid%vc_j ',grid%vc_i, grid%vc_j
605	# endif
606
607
608	ENDIF ! COMPUTE_VORTEX_CENTER_ALARM ringing
609
610	# ifdef MOVING_DIAGS
611	write(0,*)'After ENDIF : grid%vc_i, grid%vc_j ',grid%vc_i, grid%vc_j
612	# endif
613
614	dc_i = (ide-ids+1)/2. ! domain center
615	dc_j = (jde-jds+1)/2.
616
617	disp_x = grid%vc_i - dc_i * 1.0
618	disp_y = grid%vc_j - dc_j * 1.0
619
620	#if 0
621	! This appears to be an old, redundant, and perhaps even misnamed parameter.
622	! Remove it from the namelist and Registry and just hard code it to
623	! the default of 6. JM 20050721
624	CALL nl_get_vortex_search_radius( 1, irad )
625	#else
626	irad = 6
627	#endif
628
629	radius = irad
630
631	if ( disp_x .GT. 0 ) disp_x = min( disp_x , radius )
632	if ( disp_y .GT. 0 ) disp_y = min( disp_y , radius )
633
634	if ( disp_x .LT. 0 ) disp_x = max( disp_x , -radius )
635	if ( disp_y .LT. 0 ) disp_y = max( disp_y , -radius )
636
637	move_cd_x = int ( disp_x / pgr )
638	move_cd_y = int ( disp_y / pgr )
639
640	IF ( move_cd_x .GT. 0 ) move_cd_x = min ( move_cd_x , 1 )
641	IF ( move_cd_y .GT. 0 ) move_cd_y = min ( move_cd_y , 1 )
642	IF ( move_cd_x .LT. 0 ) move_cd_x = max ( move_cd_x , -1 )
643	IF ( move_cd_y .LT. 0 ) move_cd_y = max ( move_cd_y , -1 )
644
645	CALL domain_clock_get( grid, current_timestr=timestr )
646
647	WRITE(mess,*)timestr(1:19),' vortex center (in nest x and y): ',grid%vc_i, grid%vc_j
648	CALL wrf_message(TRIM(mess))
649	WRITE(mess,*)timestr(1:19),' grid center (in nest x and y): ', dc_i, dc_j
650	CALL wrf_message(TRIM(mess))
651	WRITE(mess,*)timestr(1:19),' disp : ', disp_x, disp_y
652	CALL wrf_message(TRIM(mess))
653	WRITE(mess,*)timestr(1:19),' move (rel cd) : ',move_cd_x, move_cd_y
654	CALL wrf_message(TRIM(mess))
655
656	grid%vc_i = grid%vc_i - move_cd_x * pgr
657	grid%vc_j = grid%vc_j - move_cd_y * pgr
658
659	# ifdef MOVING_DIAGS
660	write(0,)' changing grid%vc_i, move_cd_x pgr ', grid%vc_i, move_cd_x * pgr, move_cd_x, pgr
661	# endif
662
663	IF ( ( move_cd_x .NE. 0 ) .OR. ( move_cd_y .NE. 0 ) ) THEN
664	time_for_move2 = .TRUE.
665	ELSE
666	time_for_move2 = .FALSE.
667	ENDIF
668
669	# else
670	! from namelist
671	move_cd_x = 0
672	move_cd_y = 0
673	time_for_move2 = .FALSE.
674	CALL domain_clock_get( grid, current_time=ct, start_time=st )
675	CALL nl_get_num_moves( 1, num_moves )
676	IF ( num_moves .GT. max_moves ) THEN
677	WRITE(mess,*)'time_for_moves2: num_moves (',num_moves,') .GT. max_moves (',max_moves,')'
678	CALL wrf_error_fatal( TRIM(mess) )
679	ENDIF
680	DO i = 1, num_moves
681	CALL nl_get_move_id( i, move_id )
682	IF ( move_id .EQ. grid%id ) THEN
683	CALL nl_get_move_interval( i, move_interval )
684	IF ( move_interval .LT. 999999999 ) THEN
685	CALL WRFU_TimeIntervalSet ( ti, M=move_interval, rc=rc )
686	IF ( ct .GE. st + ti ) THEN
687	CALL nl_get_move_cd_x ( i, move_cd_x )
688	CALL nl_get_move_cd_y ( i, move_cd_y )
689	CALL nl_set_move_interval ( i, 999999999 )
690	time_for_move2 = .TRUE.
691	EXIT
692	ENDIF
693	ENDIF
694	ENDIF
695	ENDDO
696	# endif
697	RETURN
698	#endif
699	END FUNCTION time_for_move2
700
701	LOGICAL FUNCTION time_for_move ( parent , grid , move_cd_x, move_cd_y )
702	USE module_domain
703	USE module_configure
704	USE module_dm
705	USE module_timing
706	USE module_utility
707	IMPLICIT NONE
708	! arguments
709	TYPE(domain) , POINTER :: parent, grid, par, nst
710	INTEGER, INTENT(OUT) :: move_cd_x , move_cd_y
711	#ifdef MOVE_NESTS
712	! local
713	INTEGER :: corral_dist, kid
714	INTEGER :: dw, de, ds, dn, pgr
715	INTEGER :: would_move_x, would_move_y
716	INTEGER :: cids, cide, cjds, cjde, ckds, ckde, &
717	cims, cime, cjms, cjme, ckms, ckme, &
718	cips, cipe, cjps, cjpe, ckps, ckpe, &
719	nids, nide, njds, njde, nkds, nkde, &
720	nims, nime, njms, njme, nkms, nkme, &
721	nips, nipe, njps, njpe, nkps, nkpe
722	! interface
723	INTERFACE
724	LOGICAL FUNCTION time_for_move2 ( parent , nest , dx , dy )
725	USE module_domain
726	USE module_utility
727	TYPE(domain) , POINTER :: parent , nest
728	INTEGER, INTENT(OUT) :: dx , dy
729	END FUNCTION time_for_move2
730	END INTERFACE
731	! executable
732	!
733	! Simplifying assumption: domains in moving nest simulations have only
734	! one parent and only one child.
735
736	IF ( grid%num_nests .GT. 1 ) THEN
737	CALL wrf_error_fatal ( 'domains in moving nest simulations can have only 1 nest' )
738	ENDIF
739	kid = 1
740	!
741	! find out if this is the innermost nest (will not have kids)
742	IF ( grid%num_nests .EQ. 0 ) THEN
743	! code that executes on innermost nest
744	time_for_move = time_for_move2 ( parent , grid , move_cd_x, move_cd_y )
745
746	! Make sure the parent can move before allowing the nest to approach
747	! its boundary
748	par => grid%parents(1)%ptr
749	nst => grid
750
751	would_move_x = move_cd_x
752	would_move_y = move_cd_y
753
754	! top of until loop
755	100 CONTINUE
756	CALL nl_get_corral_dist ( nst%id , corral_dist )
757	CALL get_ijk_from_grid ( nst , &
758	nids, nide, njds, njde, nkds, nkde, &
759	nims, nime, njms, njme, nkms, nkme, &
760	nips, nipe, njps, njpe, nkps, nkpe )
761	CALL get_ijk_from_grid ( par , &
762	cids, cide, cjds, cjde, ckds, ckde, &
763	cims, cime, cjms, cjme, ckms, ckme, &
764	cips, cipe, cjps, cjpe, ckps, ckpe )
765	CALL nl_get_parent_grid_ratio ( nst%id , pgr )
766	! perform measurements...
767	! from western boundary
768	dw = nst%i_parent_start + would_move_x - cids
769	! from southern boundary
770	ds = nst%j_parent_start + would_move_y - cjds
771	! from eastern boundary
772	de = cide - ( nst%i_parent_start + (nide-nids+1)/pgr + would_move_x )
773	! from northern boundary
774	dn = cjde - ( nst%j_parent_start + (njde-njds+1)/pgr + would_move_y )
775
776	! would this generate a move on the parent?
777	would_move_x = 0
778	would_move_y = 0
779	if ( dw .LE. corral_dist ) would_move_x = would_move_x - 1
780	if ( de .LE. corral_dist ) would_move_x = would_move_x + 1
781	if ( ds .LE. corral_dist ) would_move_y = would_move_y - 1
782	if ( dn .LE. corral_dist ) would_move_y = would_move_y + 1
783
784	IF ( par%id .EQ. 1 ) THEN
785	IF ( would_move_x .NE. 0 .AND. move_cd_x .NE. 0 ) THEN
786	CALL wrf_message('MOAD can not move. Cancelling nest move in X')
787	if ( grid%num_nests .eq. 0 ) grid%vc_i = grid%vc_i + move_cd_x * pgr ! cancel effect of move
788	move_cd_x = 0
789	ENDIF
790	IF ( would_move_y .NE. 0 .AND. move_cd_y .NE. 0 ) THEN
791	CALL wrf_message('MOAD can not move. Cancelling nest move in Y')
792	if ( grid%num_nests .eq. 0 ) grid%vc_j = grid%vc_j + move_cd_y * pgr ! cancel effect of move
793	move_cd_y = 0
794	ENDIF
795	ELSE
796	nst => par
797	par => nst%parents(1)%ptr
798	GOTO 100
799	ENDIF
800
801	! bottom of until loop
802	time_for_move = ( move_cd_x .NE. 0 ) .OR. ( move_cd_y .NE. 0 )
803
804	ELSE
805	! code that executes on parent to see if parent needs to move
806	! get closest number of cells we'll allow nest edge to approach parent bdy
807	CALL nl_get_corral_dist ( grid%nests(kid)%ptr%id , corral_dist )
808	! get dims
809	CALL get_ijk_from_grid ( grid%nests(kid)%ptr , &
810	nids, nide, njds, njde, nkds, nkde, &
811	nims, nime, njms, njme, nkms, nkme, &
812	nips, nipe, njps, njpe, nkps, nkpe )
813	CALL get_ijk_from_grid ( grid , &
814	cids, cide, cjds, cjde, ckds, ckde, &
815	cims, cime, cjms, cjme, ckms, ckme, &
816	cips, cipe, cjps, cjpe, ckps, ckpe )
817	CALL nl_get_parent_grid_ratio ( grid%nests(kid)%ptr%id , pgr )
818	! perform measurements...
819	! from western boundary
820	dw = grid%nests(kid)%ptr%i_parent_start - 1
821	! from southern boundary
822	ds = grid%nests(kid)%ptr%j_parent_start - 1
823	! from eastern boundary
824	de = cide - ( grid%nests(kid)%ptr%i_parent_start + (nide-nids+1)/pgr )
825	! from northern boundary
826	dn = cjde - ( grid%nests(kid)%ptr%j_parent_start + (njde-njds+1)/pgr )
827
828	! move this domain (the parent containing the moving nest)
829	! in a direction that reestablishes the distance from
830	! the boundary.
831	move_cd_x = 0
832	move_cd_y = 0
833	if ( dw .LE. corral_dist ) move_cd_x = move_cd_x - 1
834	if ( de .LE. corral_dist ) move_cd_x = move_cd_x + 1
835	if ( ds .LE. corral_dist ) move_cd_y = move_cd_y - 1
836	if ( dn .LE. corral_dist ) move_cd_y = move_cd_y + 1
837
838	time_for_move = ( move_cd_x .NE. 0 ) .OR. ( move_cd_y .NE. 0 )
839
840	IF ( time_for_move ) THEN
841	IF ( grid%id .EQ. 1 ) THEN
842
843	CALL wrf_message( 'DANGER: Nest has moved too close to boundary of outermost domain.' )
844	time_for_move = .FALSE.
845
846	ELSE
847	! need to adjust the intermediate domain of the nest in relation to this
848	! domain since we're moving
849
850	CALL wrf_dm_move_nest ( grid , grid%nests(kid)%ptr%intermediate_grid , -move_cd_xpgr, -move_cd_ypgr )
851	CALL adjust_domain_dims_for_move( grid%nests(kid)%ptr%intermediate_grid , -move_cd_xpgr, -move_cd_ypgr )
852	grid%nests(kid)%ptr%i_parent_start = grid%nests(kid)%ptr%i_parent_start - move_cd_x*pgr
853	CALL nl_set_i_parent_start( grid%nests(kid)%ptr%id, grid%nests(kid)%ptr%i_parent_start )
854	grid%nests(kid)%ptr%j_parent_start = grid%nests(kid)%ptr%j_parent_start - move_cd_y*pgr
855	CALL nl_set_j_parent_start( grid%nests(kid)%ptr%id, grid%nests(kid)%ptr%j_parent_start )
856
857	ENDIF
858	ENDIF
859
860	ENDIF
861
862	RETURN
863	#endif
864	END FUNCTION time_for_move
865
866	! Put any tests for non-moving options or conditions in here
867	LOGICAL FUNCTION should_not_move ( id )
868	USE module_state_description
869	USE module_configure
870	IMPLICIT NONE
871	INTEGER, INTENT(IN) :: id
872	! Local
873	LOGICAL retval
874	INTEGER cu_physics, ra_sw_physics, ra_lw_physics, ucmcall, obs_nudge_opt
875
876	retval = .FALSE.
877	! check for GD ensemble cumulus, which can not move
878	CALL nl_get_cu_physics( id , cu_physics )
879	IF ( cu_physics .EQ. GDSCHEME ) THEN
880	CALL wrf_message('Grell cumulus can not be specified with moving nests. Movement disabled.')
881	retval = .TRUE.
882	ENDIF
883	! check for CAM radiation scheme , which can not move
884	CALL nl_get_ra_sw_physics( id , ra_sw_physics )
885	IF ( ra_sw_physics .EQ. CAMSWSCHEME ) THEN
886	CALL wrf_message('CAM SW radiation can not be specified with moving nests. Movement disabled.')
887	retval = .TRUE.
888	ENDIF
889	CALL nl_get_ra_lw_physics( id , ra_lw_physics )
890	IF ( ra_lw_physics .EQ. CAMLWSCHEME ) THEN
891	CALL wrf_message('CAM LW radiation can not be specified with moving nests. Movement disabled.')
892	retval = .TRUE.
893	ENDIF
894	! check for urban canopy Noah LSM, which can not move
895	CALL nl_get_ucmcall( id , ucmcall )
896	IF ( ucmcall .EQ. 1 ) THEN
897	CALL wrf_message('UCM Noah LSM can not be specified with moving nests. Movement disabled.')
898	retval = .TRUE.
899	ENDIF
900	! check for observation nudging, which can not move
901	CALL nl_get_obs_nudge_opt( id , obs_nudge_opt )
902	IF ( obs_nudge_opt .EQ. 1 ) THEN
903	CALL wrf_message('Observation nudging can not be specified with moving nests. Movement disabled.')
904	retval = .TRUE.
905	ENDIF
906	should_not_move = retval
907	END FUNCTION
908

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