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source: palm/trunk/SOURCE/data_output_mask.f90 @ 4181

Last change on this file since 4181 was 4180, checked in by scharf, 6 years ago
removed comments in 'Former revisions' section that are older than 01.01.2019
Property svn:keywords set to `Id`
File size: 31.5 KB

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1	!> @file data_output_mask.f90
2	!------------------------------------------------------------------------------!
3	! This file is part of the PALM model system.
4	!
5	! PALM is free software: you can redistribute it and/or modify it under the
6	! terms of the GNU General Public License as published by the Free Software
7	! Foundation, either version 3 of the License, or (at your option) any later
8	! version.
9	!
10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
13	!
14	! You should have received a copy of the GNU General Public License along with
15	! PALM. If not, see <http://www.gnu.org/licenses/>.
16	!
17	! Copyright 1997-2019 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: data_output_mask.f90 4180 2019-08-21 14:37:54Z raasch $
27	! Remove variable grid
28	!
29	! 4167 2019-08-16 11:01:48Z suehring
30	! Changed behaviour of masked output over surface to follow terrain and ignore
31	! buildings (J.Resler, T.Gronemeier)
32	!
33	! 4069 2019-07-01 14:05:51Z Giersch
34	! Masked output running index mid has been introduced as a local variable to
35	! avoid runtime error (Loop variable has been modified) in time_integration
36	!
37	! 4039 2019-06-18 10:32:41Z suehring
38	! Modularize diagnostic output
39	!
40	! 3994 2019-05-22 18:08:09Z suehring
41	! output of turbulence intensity added
42	!
43	! 3665 2019-01-10 08:28:24Z raasch
44	! unused variables removed
45	!
46	! 3655 2019-01-07 16:51:22Z knoop
47	! Fix output time levels (use time_since_reference_point)
48	!
49	!
50	! Description:
51	! ------------
52	!> Masked data output in netCDF format for current mask (current value of mid).
53	!------------------------------------------------------------------------------!
54	SUBROUTINE data_output_mask( av, mid )
55
56
57
58	#if defined( __netcdf )
59	USE arrays_3d, &
60	ONLY: e, nc, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho_ocean, s, sa, &
61	tend, u, v, vpt, w, d_exner
62
63	USE averaging, &
64	ONLY: e_av, lpt_av, nc_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, &
65	qc_av, ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, &
66	rho_ocean_av, s_av, sa_av, u_av, v_av, vpt_av, w_av
67
68	USE basic_constants_and_equations_mod, &
69	ONLY: lv_d_cp
70
71	USE chemistry_model_mod, &
72	ONLY: chem_data_output_mask
73
74	USE control_parameters, &
75	ONLY: air_chemistry, domask, domask_no, domask_time_count, mask_i, &
76	mask_j, mask_k, mask_size, mask_size_l, mask_start_l, &
77	mask_surface, &
78	max_masks, message_string, nz_do3d, salsa, &
79	time_since_reference_point
80
81	USE diagnostic_output_quantities_mod, &
82	ONLY: doq_output_mask
83
84	USE cpulog, &
85	ONLY: cpu_log, log_point
86
87	USE indices, &
88	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt, wall_flags_0
89
90	USE kinds
91
92	USE bulk_cloud_model_mod, &
93	ONLY: bulk_cloud_model
94
95	USE NETCDF
96
97	USE netcdf_interface, &
98	ONLY: fill_value, id_set_mask, id_var_domask, id_var_time_mask, &
99	nc_stat, netcdf_data_format, netcdf_handle_error
100
101	USE particle_attributes, &
102	ONLY: grid_particles, number_of_particles, particles, &
103	particle_advection_start, prt_count
104
105	USE pegrid
106
107	USE radiation_model_mod, &
108	ONLY: radiation, radiation_data_output_mask
109
110	USE salsa_mod, &
111	ONLY: salsa_data_output_mask
112
113
114	IMPLICIT NONE
115
116	INTEGER(iwp) :: av !< flag for (non-)average output
117	INTEGER(iwp) :: ngp !< number of grid points of an output slice
118	INTEGER(iwp) :: i !< loop index
119	INTEGER(iwp) :: ivar !< variable index
120	INTEGER(iwp) :: j !< loop index
121	INTEGER(iwp) :: k !< loop index
122	INTEGER(iwp) :: im !< loop index for masked variables
123	INTEGER(iwp) :: jm !< loop index for masked variables
124	INTEGER(iwp) :: kk !< vertical index
125	INTEGER(iwp) :: mid !< masked output running index
126	INTEGER(iwp) :: n !< loop index
127	INTEGER(iwp) :: netcdf_data_format_save !< value of netcdf_data_format
128	INTEGER(iwp) :: sender !< PE id of sending PE
129	INTEGER(iwp) :: ktt !< k index of highest terrain surface
130	INTEGER(iwp) :: ind(6) !< index limits (lower/upper bounds) of array 'local_2d'
131
132	LOGICAL :: found !< true if output variable was found
133	LOGICAL :: resorted !< true if variable is resorted
134
135	REAL(wp) :: mean_r !< mean particle radius
136	REAL(wp) :: s_r2 !< sum( particle-radius**2 )
137	REAL(wp) :: s_r3 !< sum( particle-radius**3 )
138
139	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !< output array
140	#if defined( __parallel )
141	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !< collected output array
142	#endif
143	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !< points to array which shall be output
144
145	!
146	!-- Return, if nothing to output
147	IF ( domask_no(mid,av) == 0 ) RETURN
148
149	CALL cpu_log (log_point(49),'data_output_mask','start')
150
151	!
152	!-- Parallel netcdf output is not tested so far for masked data, hence
153	!-- netcdf_data_format is switched back to non-paralell output.
154	netcdf_data_format_save = netcdf_data_format
155	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
156	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
157
158	!
159	!-- Open output file.
160	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
161	CALL check_open( 200+mid+av*max_masks )
162	ENDIF
163
164	!
165	!-- Allocate total and local output arrays.
166	#if defined( __parallel )
167	IF ( myid == 0 ) THEN
168	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
169	ENDIF
170	#endif
171	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
172	mask_size_l(mid,3)) )
173
174	!
175	!-- Update the netCDF time axis.
176	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
177	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
178	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
179	(/ time_since_reference_point /), &
180	start = (/ domask_time_count(mid,av) /), &
181	count = (/ 1 /) )
182	CALL netcdf_handle_error( 'data_output_mask', 460 )
183	ENDIF
184
185	!
186	!-- Loop over all variables to be written.
187	ivar = 1
188
189	DO WHILE ( domask(mid,av,ivar)(1:1) /= ' ' )
190	!
191	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
192	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. ivar > 1 ) THEN
193	DEALLOCATE( local_pf )
194	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
195	mask_size_l(mid,3)) )
196	ENDIF
197	!
198	!-- Store the variable chosen.
199	resorted = .FALSE.
200	SELECT CASE ( TRIM( domask(mid,av,ivar) ) )
201
202	CASE ( 'e' )
203	IF ( av == 0 ) THEN
204	to_be_resorted => e
205	ELSE
206	to_be_resorted => e_av
207	ENDIF
208
209	CASE ( 'thetal' )
210	IF ( av == 0 ) THEN
211	to_be_resorted => pt
212	ELSE
213	to_be_resorted => lpt_av
214	ENDIF
215
216	CASE ( 'nc' )
217	IF ( av == 0 ) THEN
218	to_be_resorted => nc
219	ELSE
220	to_be_resorted => nc_av
221	ENDIF
222
223	CASE ( 'nr' )
224	IF ( av == 0 ) THEN
225	to_be_resorted => nr
226	ELSE
227	to_be_resorted => nr_av
228	ENDIF
229
230	CASE ( 'p' )
231	IF ( av == 0 ) THEN
232	to_be_resorted => p
233	ELSE
234	to_be_resorted => p_av
235	ENDIF
236
237	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
238	IF ( av == 0 ) THEN
239	tend = prt_count
240	CALL exchange_horiz( tend, nbgp )
241	IF ( .NOT. mask_surface(mid) ) THEN
242	DO i = 1, mask_size_l(mid,1)
243	DO j = 1, mask_size_l(mid,2)
244	DO k = 1, mask_size_l(mid,3)
245	local_pf(i,j,k) = tend(mask_k(mid,k), &
246	mask_j(mid,j),mask_i(mid,i))
247	ENDDO
248	ENDDO
249	ENDDO
250	ELSE
251	!
252	!-- Terrain-following masked output
253	DO i = 1, mask_size_l(mid,1)
254	DO j = 1, mask_size_l(mid,2)
255	!-- Get k index of the highest terraing surface
256	im = mask_i(mid,i)
257	jm = mask_j(mid,j)
258	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_0(:,jm,im), 5 )),&
259	DIM = 1 ) - 1
260	DO k = 1, mask_size_l(mid,3)
261	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
262	!-- Set value if not in building
263	IF ( BTEST( wall_flags_0(kk,jm,im), 6 ) ) THEN
264	local_pf(i,j,k) = fill_value
265	ELSE
266	local_pf(i,j,k) = tend(kk,jm,im)
267	ENDIF
268	ENDDO
269	ENDDO
270	ENDDO
271	ENDIF
272	resorted = .TRUE.
273	ELSE
274	CALL exchange_horiz( pc_av, nbgp )
275	to_be_resorted => pc_av
276	ENDIF
277
278	CASE ( 'pr' ) ! mean particle radius (effective radius)
279	IF ( av == 0 ) THEN
280	IF ( time_since_reference_point >= particle_advection_start ) THEN
281	DO i = nxl, nxr
282	DO j = nys, nyn
283	DO k = nzb, nz_do3d
284	number_of_particles = prt_count(k,j,i)
285	IF (number_of_particles <= 0) CYCLE
286	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
287	s_r2 = 0.0_wp
288	s_r3 = 0.0_wp
289	DO n = 1, number_of_particles
290	IF ( particles(n)%particle_mask ) THEN
291	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
292	grid_particles(k,j,i)%particles(n)%weight_factor
293	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
294	grid_particles(k,j,i)%particles(n)%weight_factor
295	ENDIF
296	ENDDO
297	IF ( s_r2 > 0.0_wp ) THEN
298	mean_r = s_r3 / s_r2
299	ELSE
300	mean_r = 0.0_wp
301	ENDIF
302	tend(k,j,i) = mean_r
303	ENDDO
304	ENDDO
305	ENDDO
306	CALL exchange_horiz( tend, nbgp )
307	ELSE
308	tend = 0.0_wp
309	ENDIF
310	IF ( .NOT. mask_surface(mid) ) THEN
311	DO i = 1, mask_size_l(mid,1)
312	DO j = 1, mask_size_l(mid,2)
313	DO k = 1, mask_size_l(mid,3)
314	local_pf(i,j,k) = tend(mask_k(mid,k), &
315	mask_j(mid,j),mask_i(mid,i))
316	ENDDO
317	ENDDO
318	ENDDO
319	ELSE
320	!
321	!-- Terrain-following masked output
322	DO i = 1, mask_size_l(mid,1)
323	DO j = 1, mask_size_l(mid,2)
324	!-- Get k index of the highest terraing surface
325	im = mask_i(mid,i)
326	jm = mask_j(mid,j)
327	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_0(:,jm,im), 5 )), DIM = 1 ) - 1
328	DO k = 1, mask_size_l(mid,3)
329	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
330	!-- Set value if not in building
331	IF ( BTEST( wall_flags_0(kk,jm,im), 6 ) ) THEN
332	local_pf(i,j,k) = fill_value
333	ELSE
334	local_pf(i,j,k) = tend(kk,jm,im)
335	ENDIF
336	ENDDO
337	ENDDO
338	ENDDO
339	ENDIF
340	resorted = .TRUE.
341	ELSE
342	CALL exchange_horiz( pr_av, nbgp )
343	to_be_resorted => pr_av
344	ENDIF
345
346	CASE ( 'theta' )
347	IF ( av == 0 ) THEN
348	IF ( .NOT. bulk_cloud_model ) THEN
349	to_be_resorted => pt
350	ELSE
351	IF ( .NOT. mask_surface(mid) ) THEN
352	DO i = 1, mask_size_l(mid,1)
353	DO j = 1, mask_size_l(mid,2)
354	DO k = 1, mask_size_l(mid,3)
355	local_pf(i,j,k) = &
356	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
357	+ lv_d_cp * d_exner(mask_k(mid,k)) * &
358	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
359	ENDDO
360	ENDDO
361	ENDDO
362	ELSE
363	!
364	!-- Terrain-following masked output
365	DO i = 1, mask_size_l(mid,1)
366	DO j = 1, mask_size_l(mid,2)
367	!-- Get k index of the highest terraing surface
368	im = mask_i(mid,i)
369	jm = mask_j(mid,j)
370	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_0(:,jm,im), 5 )), DIM = 1 ) - 1
371	DO k = 1, mask_size_l(mid,3)
372	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
373	!-- Set value if not in building
374	IF ( BTEST( wall_flags_0(kk,jm,im), 6 ) ) THEN
375	local_pf(i,j,k) = fill_value
376	ELSE
377	local_pf(i,j,k) = pt(kk,jm,im) + lv_d_cp * d_exner(kk) * ql(kk,jm,im)
378	ENDIF
379	ENDDO
380	ENDDO
381	ENDDO
382	ENDIF
383	resorted = .TRUE.
384	ENDIF
385	ELSE
386	to_be_resorted => pt_av
387	ENDIF
388
389	CASE ( 'q' )
390	IF ( av == 0 ) THEN
391	to_be_resorted => q
392	ELSE
393	to_be_resorted => q_av
394	ENDIF
395
396	CASE ( 'qc' )
397	IF ( av == 0 ) THEN
398	to_be_resorted => qc
399	ELSE
400	to_be_resorted => qc_av
401	ENDIF
402
403	CASE ( 'ql' )
404	IF ( av == 0 ) THEN
405	to_be_resorted => ql
406	ELSE
407	to_be_resorted => ql_av
408	ENDIF
409
410	CASE ( 'ql_c' )
411	IF ( av == 0 ) THEN
412	to_be_resorted => ql_c
413	ELSE
414	to_be_resorted => ql_c_av
415	ENDIF
416
417	CASE ( 'ql_v' )
418	IF ( av == 0 ) THEN
419	to_be_resorted => ql_v
420	ELSE
421	to_be_resorted => ql_v_av
422	ENDIF
423
424	CASE ( 'ql_vp' )
425	IF ( av == 0 ) THEN
426	IF ( time_since_reference_point >= particle_advection_start ) THEN
427	DO i = nxl, nxr
428	DO j = nys, nyn
429	DO k = nzb, nz_do3d
430	number_of_particles = prt_count(k,j,i)
431	IF (number_of_particles <= 0) CYCLE
432	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
433	DO n = 1, number_of_particles
434	IF ( particles(n)%particle_mask ) THEN
435	tend(k,j,i) = tend(k,j,i) + &
436	particles(n)%weight_factor / &
437	prt_count(k,j,i)
438	ENDIF
439	ENDDO
440	ENDDO
441	ENDDO
442	ENDDO
443	CALL exchange_horiz( tend, nbgp )
444	ELSE
445	tend = 0.0_wp
446	ENDIF
447	IF ( .NOT. mask_surface(mid) ) THEN
448	DO i = 1, mask_size_l(mid,1)
449	DO j = 1, mask_size_l(mid,2)
450	DO k = 1, mask_size_l(mid,3)
451	local_pf(i,j,k) = tend(mask_k(mid,k), &
452	mask_j(mid,j),mask_i(mid,i))
453	ENDDO
454	ENDDO
455	ENDDO
456	ELSE
457	!
458	!-- Terrain-following masked output
459	DO i = 1, mask_size_l(mid,1)
460	DO j = 1, mask_size_l(mid,2)
461	!-- Get k index of the highest terraing surface
462	im = mask_i(mid,i)
463	jm = mask_j(mid,j)
464	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_0(:,jm,im), 5 )), DIM = 1 ) - 1
465	DO k = 1, mask_size_l(mid,3)
466	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
467	!-- Set value if not in building
468	IF ( BTEST( wall_flags_0(kk,jm,im), 6 ) ) THEN
469	local_pf(i,j,k) = fill_value
470	ELSE
471	local_pf(i,j,k) = tend(kk,jm,im)
472	ENDIF
473	ENDDO
474	ENDDO
475	ENDDO
476	ENDIF
477	resorted = .TRUE.
478	ELSE
479	CALL exchange_horiz( ql_vp_av, nbgp )
480	to_be_resorted => ql_vp_av
481	ENDIF
482
483	CASE ( 'qv' )
484	IF ( av == 0 ) THEN
485	IF ( .NOT. mask_surface(mid) ) THEN
486	DO i = 1, mask_size_l(mid,1)
487	DO j = 1, mask_size_l(mid,2)
488	DO k = 1, mask_size_l(mid,3)
489	local_pf(i,j,k) = &
490	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
491	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
492	ENDDO
493	ENDDO
494	ENDDO
495	ELSE
496	!
497	!-- Terrain-following masked output
498	DO i = 1, mask_size_l(mid,1)
499	DO j = 1, mask_size_l(mid,2)
500	!-- Get k index of the highest terraing surface
501	im = mask_i(mid,i)
502	jm = mask_j(mid,j)
503	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_0(:,jm,im), 5 )), DIM = 1 ) - 1
504	DO k = 1, mask_size_l(mid,3)
505	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
506	!-- Set value if not in building
507	IF ( BTEST( wall_flags_0(kk,jm,im), 6 ) ) THEN
508	local_pf(i,j,k) = fill_value
509	ELSE
510	local_pf(i,j,k) = q(kk,jm,im) - ql(kk,jm,im)
511	ENDIF
512	ENDDO
513	ENDDO
514	ENDDO
515	ENDIF
516	resorted = .TRUE.
517	ELSE
518	to_be_resorted => qv_av
519	ENDIF
520
521	CASE ( 'qr' )
522	IF ( av == 0 ) THEN
523	to_be_resorted => qr
524	ELSE
525	to_be_resorted => qr_av
526	ENDIF
527
528	CASE ( 'rho_sea_water' )
529	IF ( av == 0 ) THEN
530	to_be_resorted => rho_ocean
531	ELSE
532	to_be_resorted => rho_ocean_av
533	ENDIF
534
535	CASE ( 's' )
536	IF ( av == 0 ) THEN
537	to_be_resorted => s
538	ELSE
539	to_be_resorted => s_av
540	ENDIF
541
542	CASE ( 'sa' )
543	IF ( av == 0 ) THEN
544	to_be_resorted => sa
545	ELSE
546	to_be_resorted => sa_av
547	ENDIF
548
549	CASE ( 'u' )
550	IF ( av == 0 ) THEN
551	to_be_resorted => u
552	ELSE
553	to_be_resorted => u_av
554	ENDIF
555
556	CASE ( 'v' )
557	IF ( av == 0 ) THEN
558	to_be_resorted => v
559	ELSE
560	to_be_resorted => v_av
561	ENDIF
562
563	CASE ( 'thetav' )
564	IF ( av == 0 ) THEN
565	to_be_resorted => vpt
566	ELSE
567	to_be_resorted => vpt_av
568	ENDIF
569
570	CASE ( 'w' )
571	IF ( av == 0 ) THEN
572	to_be_resorted => w
573	ELSE
574	to_be_resorted => w_av
575	ENDIF
576
577	CASE DEFAULT
578	!
579	!-- Set flag to steer output of radiation, land-surface, or user-defined
580	!-- quantities
581	found = .FALSE.
582	!
583	!-- Radiation quantity
584	IF ( .NOT. found .AND. radiation ) THEN
585	CALL radiation_data_output_mask(av, domask(mid,av,ivar), found,&
586	local_pf, mid )
587	ENDIF
588
589	IF ( .NOT. found .AND. air_chemistry ) THEN
590	CALL chem_data_output_mask(av, domask(mid,av,ivar), found, &
591	local_pf, mid )
592	ENDIF
593	!
594	!-- Check for diagnostic quantities
595	IF ( .NOT. found ) THEN
596	CALL doq_output_mask( av, domask(mid,av,ivar), found, local_pf, &
597	mid)
598	ENDIF
599	!
600	!-- SALSA quantities
601	IF ( .NOT. found .AND. salsa ) THEN
602	CALL salsa_data_output_mask( av, domask(mid,av,ivar), found, &
603	local_pf, mid )
604	ENDIF
605	!
606	!-- User defined quantity
607	IF ( .NOT. found ) THEN
608	CALL user_data_output_mask(av, domask(mid,av,ivar), found, &
609	local_pf, mid )
610	ENDIF
611
612	resorted = .TRUE.
613
614	IF ( .NOT. found ) THEN
615	WRITE ( message_string, * ) 'no masked output available for: ',&
616	TRIM( domask(mid,av,ivar) )
617	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
618	ENDIF
619
620	END SELECT
621
622	!
623	!-- Resort the array to be output, if not done above
624	IF ( .NOT. resorted ) THEN
625	IF ( .NOT. mask_surface(mid) ) THEN
626	!
627	!-- Default masked output
628	DO i = 1, mask_size_l(mid,1)
629	DO j = 1, mask_size_l(mid,2)
630	DO k = 1, mask_size_l(mid,3)
631	local_pf(i,j,k) = to_be_resorted(mask_k(mid,k), &
632	mask_j(mid,j),mask_i(mid,i))
633	ENDDO
634	ENDDO
635	ENDDO
636
637	ELSE
638	!
639	!-- Terrain-following masked output
640	DO i = 1, mask_size_l(mid,1)
641	DO j = 1, mask_size_l(mid,2)
642	!-- Get k index of the highest terraing surface
643	im = mask_i(mid,i)
644	jm = mask_j(mid,j)
645	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_0(:,jm,im), 5 )), DIM = 1 ) - 1
646	DO k = 1, mask_size_l(mid,3)
647	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
648	!-- Set value if not in building
649	IF ( BTEST( wall_flags_0(kk,jm,im), 6 ) ) THEN
650	local_pf(i,j,k) = fill_value
651	ELSE
652	local_pf(i,j,k) = to_be_resorted(kk,jm,im)
653	ENDIF
654	ENDDO
655	ENDDO
656	ENDDO
657
658	ENDIF
659	ENDIF
660
661	!
662	!-- I/O block. I/O methods are implemented
663	!-- (1) for parallel execution
664	!-- a. with netCDF 4 parallel I/O-enabled library
665	!-- b. with netCDF 3 library
666	!-- (2) for serial execution.
667	!-- The choice of method depends on the correct setting of preprocessor
668	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
669	!-- netcdf_data_format.
670	#if defined( __parallel )
671	#if defined( __netcdf4_parallel )
672	IF ( netcdf_data_format > 4 ) THEN
673	!
674	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
675	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
676	id_var_domask(mid,av,ivar), local_pf, &
677	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
678	mask_start_l(mid,3), domask_time_count(mid,av) /), &
679	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
680	mask_size_l(mid,3), 1 /) )
681	CALL netcdf_handle_error( 'data_output_mask', 461 )
682	ELSE
683	#endif
684	!
685	!-- (1) b. Conventional I/O only through PE0
686	!-- PE0 receives partial arrays from all processors of the respective mask
687	!-- and outputs them. Here a barrier has to be set, because otherwise
688	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
689	CALL MPI_BARRIER( comm2d, ierr )
690
691	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
692	IF ( myid == 0 ) THEN
693	!
694	!-- Local array can be relocated directly.
695	total_pf( &
696	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
697	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
698	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
699	= local_pf
700	!
701	!-- Receive data from all other PEs.
702	DO n = 1, numprocs-1
703	!
704	!-- Receive index limits first, then array.
705	!-- Index limits are received in arbitrary order from the PEs.
706	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
707	comm2d, status, ierr )
708	!
709	!-- Not all PEs have data for the mask
710	IF ( ind(1) /= -9999 ) THEN
711	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
712	( ind(6)-ind(5)+1 )
713	sender = status(MPI_SOURCE)
714	DEALLOCATE( local_pf )
715	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
716	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
717	MPI_REAL, sender, 1, comm2d, status, ierr )
718	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
719	= local_pf
720	ENDIF
721	ENDDO
722
723	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
724	id_var_domask(mid,av,ivar), total_pf, &
725	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
726	count = (/ mask_size(mid,1), mask_size(mid,2), &
727	mask_size(mid,3), 1 /) )
728	CALL netcdf_handle_error( 'data_output_mask', 462 )
729
730	ELSE
731	!
732	!-- If at least part of the mask resides on the PE, send the index
733	!-- limits for the target array, otherwise send -9999 to PE0.
734	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
735	mask_size_l(mid,3) > 0 ) &
736	THEN
737	ind(1) = mask_start_l(mid,1)
738	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
739	ind(3) = mask_start_l(mid,2)
740	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
741	ind(5) = mask_start_l(mid,3)
742	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
743	ELSE
744	ind(1) = -9999; ind(2) = -9999
745	ind(3) = -9999; ind(4) = -9999
746	ind(5) = -9999; ind(6) = -9999
747	ENDIF
748	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
749	!
750	!-- If applicable, send data to PE0.
751	IF ( ind(1) /= -9999 ) THEN
752	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
753	ierr )
754	ENDIF
755	ENDIF
756	!
757	!-- A barrier has to be set, because otherwise some PEs may proceed too
758	!-- fast so that PE0 may receive wrong data on tag 0.
759	CALL MPI_BARRIER( comm2d, ierr )
760	#if defined( __netcdf4_parallel )
761	ENDIF
762	#endif
763	#else
764	!
765	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
766	!-- data and writes them directly to file.
767	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
768	id_var_domask(mid,av,ivar), local_pf, &
769	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
770	count = (/ mask_size_l(mid,1), mask_size_l(mid,2),&
771	mask_size_l(mid,3), 1 /) )
772	CALL netcdf_handle_error( 'data_output_mask', 463 )
773	#endif
774
775	ivar = ivar + 1
776
777	ENDDO
778
779	!
780	!-- Deallocate temporary arrays.
781	DEALLOCATE( local_pf )
782	#if defined( __parallel )
783	IF ( myid == 0 ) THEN
784	DEALLOCATE( total_pf )
785	ENDIF
786	#endif
787
788	!
789	!-- Switch back to original format given by user (see beginning of this routine)
790	netcdf_data_format = netcdf_data_format_save
791
792	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
793	#endif
794
795
796	END SUBROUTINE data_output_mask

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