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source: palm/trunk/SOURCE/data_output_mask.f90 @ 2912

Last change on this file since 2912 was 2718, checked in by maronga, 7 years ago
deleting of deprecated files; headers updated where needed
Property svn:keywords set to `Id`
File size: 24.3 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 1997-2018 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: data_output_mask.f90 2718 2018-01-02 08:49:38Z knoop $
27	! Corrected "Former revisions" section
28	!
29	! 2696 2017-12-14 17:12:51Z kanani
30	! Change in file header (GPL part)
31	!
32	! 2292 2017-06-20 09:51:42Z schwenkel
33	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
34	! includes two more prognostic equations for cloud drop concentration (nc)
35	! and cloud water content (qc).
36	!
37	! 2101 2017-01-05 16:42:31Z suehring
38	!
39	! 2031 2016-10-21 15:11:58Z knoop
40	! renamed variable rho to rho_ocean and rho_av to rho_ocean_av
41	!
42	! 2000 2016-08-20 18:09:15Z knoop
43	! Forced header and separation lines into 80 columns
44	!
45	! 1980 2016-07-29 15:51:57Z suehring
46	! Bugfix, in order to steer user-defined output, setting flag found explicitly
47	! to .F.
48	!
49	! 1976 2016-07-27 13:28:04Z maronga
50	! Output of radiation quantities is now done directly in the respective module
51	!
52	! 1960 2016-07-12 16:34:24Z suehring
53	! Separate humidity and passive scalar
54	!
55	! 2016-03-06 18:36:17Z raasch
56	! name change of netcdf routines and module + related changes,
57	! switch back of netcdf data format moved from time integration routine to here
58	!
59	! 1691 2015-10-26 16:17:44Z maronga
60	! Added output of radiative heating rates for RRTMG
61	!
62	! 1682 2015-10-07 23:56:08Z knoop
63	! Code annotations made doxygen readable
64	!
65	! 1585 2015-04-30 07:05:52Z maronga
66	! Added support for RRTMG
67	!
68	! 1438 2014-07-22 14:14:06Z heinze
69	! +nr, qc, qr
70	!
71	! 1359 2014-04-11 17:15:14Z hoffmann
72	! New particle structure integrated.
73	!
74	! 1353 2014-04-08 15:21:23Z heinze
75	! REAL constants provided with KIND-attribute
76	!
77	! 1327 2014-03-21 11:00:16Z raasch
78	!
79	!
80	! 1320 2014-03-20 08:40:49Z raasch
81	! ONLY-attribute added to USE-statements,
82	! kind-parameters added to all INTEGER and REAL declaration statements,
83	! kinds are defined in new module kinds,
84	! revision history before 2012 removed,
85	! comment fields (!:) to be used for variable explanations added to
86	! all variable declaration statements
87	!
88	! 1318 2014-03-17 13:35:16Z raasch
89	! barrier argument removed from cpu_log,
90	! module interfaces removed
91	!
92	! 1092 2013-02-02 11:24:22Z raasch
93	! unused variables removed
94	!
95	! 1036 2012-10-22 13:43:42Z raasch
96	! code put under GPL (PALM 3.9)
97	!
98	! 1031 2012-10-19 14:35:30Z raasch
99	! netCDF4 without parallel file support implemented
100	!
101	! 1007 2012-09-19 14:30:36Z franke
102	! Bugfix: calculation of pr must depend on the particle weighting factor,
103	! missing calculation of ql_vp added
104	!
105	! 410 2009-12-04 17:05:40Z letzel
106	! Initial version
107	!
108	! Description:
109	! ------------
110	!> Masked data output in netCDF format for current mask (current value of mid).
111	!------------------------------------------------------------------------------!
112	SUBROUTINE data_output_mask( av )
113
114
115
116	#if defined( __netcdf )
117	USE arrays_3d, &
118	ONLY: e, nc, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho_ocean, s, sa, &
119	tend, u, v, vpt, w
120
121	USE averaging, &
122	ONLY: e_av, lpt_av, nc_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, &
123	qc_av, ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, &
124	rho_ocean_av, s_av, sa_av, u_av, v_av, vpt_av, w_av
125
126	USE cloud_parameters, &
127	ONLY: l_d_cp, pt_d_t
128
129	USE control_parameters, &
130	ONLY: cloud_physics, domask, domask_no, domask_time_count, mask_i, &
131	mask_j, mask_k, mask_size, mask_size_l, mask_start_l, &
132	max_masks, message_string, mid, nz_do3d, simulated_time
133	USE cpulog, &
134	ONLY: cpu_log, log_point
135
136	USE indices, &
137	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt
138
139	USE kinds
140
141	USE NETCDF
142
143	USE netcdf_interface, &
144	ONLY: id_set_mask, id_var_domask, id_var_time_mask, nc_stat, &
145	netcdf_data_format, netcdf_handle_error
146
147	USE particle_attributes, &
148	ONLY: grid_particles, number_of_particles, particles, &
149	particle_advection_start, prt_count
150
151	USE pegrid
152
153	USE radiation_model_mod, &
154	ONLY: radiation, radiation_data_output_mask
155
156	IMPLICIT NONE
157
158	INTEGER(iwp) :: av !<
159	INTEGER(iwp) :: ngp !<
160	INTEGER(iwp) :: i !<
161	INTEGER(iwp) :: if !<
162	INTEGER(iwp) :: j !<
163	INTEGER(iwp) :: k !<
164	INTEGER(iwp) :: n !<
165	INTEGER(iwp) :: netcdf_data_format_save !<
166	INTEGER(iwp) :: psi !<
167	INTEGER(iwp) :: sender !<
168	INTEGER(iwp) :: ind(6) !<
169
170	LOGICAL :: found !<
171	LOGICAL :: resorted !<
172
173	REAL(wp) :: mean_r !<
174	REAL(wp) :: s_r2 !<
175	REAL(wp) :: s_r3 !<
176
177	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
178	#if defined( __parallel )
179	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !<
180	#endif
181	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !<
182
183	!
184	!-- Return, if nothing to output
185	IF ( domask_no(mid,av) == 0 ) RETURN
186
187	CALL cpu_log (log_point(49),'data_output_mask','start')
188
189	!
190	!-- Parallel netcdf output is not tested so far for masked data, hence
191	!-- netcdf_data_format is switched back to non-paralell output.
192	netcdf_data_format_save = netcdf_data_format
193	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
194	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
195
196	!
197	!-- Open output file.
198	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
199	CALL check_open( 200+mid+av*max_masks )
200	ENDIF
201
202	!
203	!-- Allocate total and local output arrays.
204	#if defined( __parallel )
205	IF ( myid == 0 ) THEN
206	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
207	ENDIF
208	#endif
209	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
210	mask_size_l(mid,3)) )
211
212	!
213	!-- Update the netCDF time axis.
214	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
215	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
216	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
217	(/ simulated_time /), &
218	start = (/ domask_time_count(mid,av) /), &
219	count = (/ 1 /) )
220	CALL netcdf_handle_error( 'data_output_mask', 460 )
221	ENDIF
222
223	!
224	!-- Loop over all variables to be written.
225	if = 1
226
227	DO WHILE ( domask(mid,av,if)(1:1) /= ' ' )
228	!
229	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
230	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. if > 1 ) THEN
231	DEALLOCATE( local_pf )
232	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
233	mask_size_l(mid,3)) )
234	ENDIF
235	!
236	!-- Set flag to steer output of radiation, land-surface, or user-defined
237	!-- quantities
238	found = .FALSE.
239	!
240	!-- Store the variable chosen.
241	resorted = .FALSE.
242	SELECT CASE ( TRIM( domask(mid,av,if) ) )
243
244	CASE ( 'e' )
245	IF ( av == 0 ) THEN
246	to_be_resorted => e
247	ELSE
248	to_be_resorted => e_av
249	ENDIF
250
251	CASE ( 'lpt' )
252	IF ( av == 0 ) THEN
253	to_be_resorted => pt
254	ELSE
255	to_be_resorted => lpt_av
256	ENDIF
257
258	CASE ( 'nc' )
259	IF ( av == 0 ) THEN
260	to_be_resorted => nc
261	ELSE
262	to_be_resorted => nc_av
263	ENDIF
264
265	CASE ( 'nr' )
266	IF ( av == 0 ) THEN
267	to_be_resorted => nr
268	ELSE
269	to_be_resorted => nr_av
270	ENDIF
271
272	CASE ( 'p' )
273	IF ( av == 0 ) THEN
274	to_be_resorted => p
275	ELSE
276	to_be_resorted => p_av
277	ENDIF
278
279	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
280	IF ( av == 0 ) THEN
281	tend = prt_count
282	CALL exchange_horiz( tend, nbgp )
283	DO i = 1, mask_size_l(mid,1)
284	DO j = 1, mask_size_l(mid,2)
285	DO k = 1, mask_size_l(mid,3)
286	local_pf(i,j,k) = tend(mask_k(mid,k), &
287	mask_j(mid,j),mask_i(mid,i))
288	ENDDO
289	ENDDO
290	ENDDO
291	resorted = .TRUE.
292	ELSE
293	CALL exchange_horiz( pc_av, nbgp )
294	to_be_resorted => pc_av
295	ENDIF
296
297	CASE ( 'pr' ) ! mean particle radius (effective radius)
298	IF ( av == 0 ) THEN
299	IF ( simulated_time >= particle_advection_start ) THEN
300	DO i = nxl, nxr
301	DO j = nys, nyn
302	DO k = nzb, nz_do3d
303	number_of_particles = prt_count(k,j,i)
304	IF (number_of_particles <= 0) CYCLE
305	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
306	s_r2 = 0.0_wp
307	s_r3 = 0.0_wp
308	DO n = 1, number_of_particles
309	IF ( particles(n)%particle_mask ) THEN
310	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
311	grid_particles(k,j,i)%particles(n)%weight_factor
312	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
313	grid_particles(k,j,i)%particles(n)%weight_factor
314	ENDIF
315	ENDDO
316	IF ( s_r2 > 0.0_wp ) THEN
317	mean_r = s_r3 / s_r2
318	ELSE
319	mean_r = 0.0_wp
320	ENDIF
321	tend(k,j,i) = mean_r
322	ENDDO
323	ENDDO
324	ENDDO
325	CALL exchange_horiz( tend, nbgp )
326	ELSE
327	tend = 0.0_wp
328	ENDIF
329	DO i = 1, mask_size_l(mid,1)
330	DO j = 1, mask_size_l(mid,2)
331	DO k = 1, mask_size_l(mid,3)
332	local_pf(i,j,k) = tend(mask_k(mid,k), &
333	mask_j(mid,j),mask_i(mid,i))
334	ENDDO
335	ENDDO
336	ENDDO
337	resorted = .TRUE.
338	ELSE
339	CALL exchange_horiz( pr_av, nbgp )
340	to_be_resorted => pr_av
341	ENDIF
342
343	CASE ( 'pt' )
344	IF ( av == 0 ) THEN
345	IF ( .NOT. cloud_physics ) THEN
346	to_be_resorted => pt
347	ELSE
348	DO i = 1, mask_size_l(mid,1)
349	DO j = 1, mask_size_l(mid,2)
350	DO k = 1, mask_size_l(mid,3)
351	local_pf(i,j,k) = &
352	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
353	+ l_d_cp * pt_d_t(mask_k(mid,k)) * &
354	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
355	ENDDO
356	ENDDO
357	ENDDO
358	resorted = .TRUE.
359	ENDIF
360	ELSE
361	to_be_resorted => pt_av
362	ENDIF
363
364	CASE ( 'q' )
365	IF ( av == 0 ) THEN
366	to_be_resorted => q
367	ELSE
368	to_be_resorted => q_av
369	ENDIF
370
371	CASE ( 'qc' )
372	IF ( av == 0 ) THEN
373	to_be_resorted => qc
374	ELSE
375	to_be_resorted => qc_av
376	ENDIF
377
378	CASE ( 'ql' )
379	IF ( av == 0 ) THEN
380	to_be_resorted => ql
381	ELSE
382	to_be_resorted => ql_av
383	ENDIF
384
385	CASE ( 'ql_c' )
386	IF ( av == 0 ) THEN
387	to_be_resorted => ql_c
388	ELSE
389	to_be_resorted => ql_c_av
390	ENDIF
391
392	CASE ( 'ql_v' )
393	IF ( av == 0 ) THEN
394	to_be_resorted => ql_v
395	ELSE
396	to_be_resorted => ql_v_av
397	ENDIF
398
399	CASE ( 'ql_vp' )
400	IF ( av == 0 ) THEN
401	IF ( simulated_time >= particle_advection_start ) THEN
402	DO i = nxl, nxr
403	DO j = nys, nyn
404	DO k = nzb, nz_do3d
405	number_of_particles = prt_count(k,j,i)
406	IF (number_of_particles <= 0) CYCLE
407	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
408	DO n = 1, number_of_particles
409	IF ( particles(n)%particle_mask ) THEN
410	tend(k,j,i) = tend(k,j,i) + &
411	particles(n)%weight_factor / &
412	prt_count(k,j,i)
413	ENDIF
414	ENDDO
415	ENDDO
416	ENDDO
417	ENDDO
418	CALL exchange_horiz( tend, nbgp )
419	ELSE
420	tend = 0.0_wp
421	ENDIF
422	DO i = 1, mask_size_l(mid,1)
423	DO j = 1, mask_size_l(mid,2)
424	DO k = 1, mask_size_l(mid,3)
425	local_pf(i,j,k) = tend(mask_k(mid,k), &
426	mask_j(mid,j),mask_i(mid,i))
427	ENDDO
428	ENDDO
429	ENDDO
430	resorted = .TRUE.
431	ELSE
432	CALL exchange_horiz( ql_vp_av, nbgp )
433	to_be_resorted => ql_vp_av
434	ENDIF
435
436	CASE ( 'qv' )
437	IF ( av == 0 ) THEN
438	DO i = 1, mask_size_l(mid,1)
439	DO j = 1, mask_size_l(mid,2)
440	DO k = 1, mask_size_l(mid,3)
441	local_pf(i,j,k) = &
442	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
443	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
444	ENDDO
445	ENDDO
446	ENDDO
447	resorted = .TRUE.
448	ELSE
449	to_be_resorted => qv_av
450	ENDIF
451
452	CASE ( 'qr' )
453	IF ( av == 0 ) THEN
454	to_be_resorted => qr
455	ELSE
456	to_be_resorted => qr_av
457	ENDIF
458
459	CASE ( 'rho_ocean' )
460	IF ( av == 0 ) THEN
461	to_be_resorted => rho_ocean
462	ELSE
463	to_be_resorted => rho_ocean_av
464	ENDIF
465
466	CASE ( 's' )
467	IF ( av == 0 ) THEN
468	to_be_resorted => s
469	ELSE
470	to_be_resorted => s_av
471	ENDIF
472
473	CASE ( 'sa' )
474	IF ( av == 0 ) THEN
475	to_be_resorted => sa
476	ELSE
477	to_be_resorted => sa_av
478	ENDIF
479
480	CASE ( 'u' )
481	IF ( av == 0 ) THEN
482	to_be_resorted => u
483	ELSE
484	to_be_resorted => u_av
485	ENDIF
486
487	CASE ( 'v' )
488	IF ( av == 0 ) THEN
489	to_be_resorted => v
490	ELSE
491	to_be_resorted => v_av
492	ENDIF
493
494	CASE ( 'vpt' )
495	IF ( av == 0 ) THEN
496	to_be_resorted => vpt
497	ELSE
498	to_be_resorted => vpt_av
499	ENDIF
500
501	CASE ( 'w' )
502	IF ( av == 0 ) THEN
503	to_be_resorted => w
504	ELSE
505	to_be_resorted => w_av
506	ENDIF
507
508	CASE DEFAULT
509
510	!
511	!-- Radiation quantity
512	IF ( radiation ) THEN
513	CALL radiation_data_output_mask(av, domask(mid,av,if), found, &
514	local_pf )
515	ENDIF
516
517	!
518	!-- User defined quantity
519	IF ( .NOT. found ) THEN
520	CALL user_data_output_mask(av, domask(mid,av,if), found, &
521	local_pf )
522	ENDIF
523
524	resorted = .TRUE.
525
526	IF ( .NOT. found ) THEN
527	WRITE ( message_string, * ) 'no output available for: ', &
528	TRIM( domask(mid,av,if) )
529	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
530	ENDIF
531
532	END SELECT
533
534	!
535	!-- Resort the array to be output, if not done above
536	IF ( .NOT. resorted ) THEN
537	DO i = 1, mask_size_l(mid,1)
538	DO j = 1, mask_size_l(mid,2)
539	DO k = 1, mask_size_l(mid,3)
540	local_pf(i,j,k) = to_be_resorted(mask_k(mid,k), &
541	mask_j(mid,j),mask_i(mid,i))
542	ENDDO
543	ENDDO
544	ENDDO
545	ENDIF
546
547	!
548	!-- I/O block. I/O methods are implemented
549	!-- (1) for parallel execution
550	!-- a. with netCDF 4 parallel I/O-enabled library
551	!-- b. with netCDF 3 library
552	!-- (2) for serial execution.
553	!-- The choice of method depends on the correct setting of preprocessor
554	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
555	!-- netcdf_data_format.
556	#if defined( __parallel )
557	#if defined( __netcdf4_parallel )
558	IF ( netcdf_data_format > 4 ) THEN
559	!
560	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
561	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
562	id_var_domask(mid,av,if), &
563	local_pf, &
564	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
565	mask_start_l(mid,3), domask_time_count(mid,av) /), &
566	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
567	mask_size_l(mid,3), 1 /) )
568	CALL netcdf_handle_error( 'data_output_mask', 461 )
569	ELSE
570	#endif
571	!
572	!-- (1) b. Conventional I/O only through PE0
573	!-- PE0 receives partial arrays from all processors of the respective mask
574	!-- and outputs them. Here a barrier has to be set, because otherwise
575	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
576	CALL MPI_BARRIER( comm2d, ierr )
577
578	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
579	IF ( myid == 0 ) THEN
580	!
581	!-- Local array can be relocated directly.
582	total_pf( &
583	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
584	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
585	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
586	= local_pf
587	!
588	!-- Receive data from all other PEs.
589	DO n = 1, numprocs-1
590	!
591	!-- Receive index limits first, then array.
592	!-- Index limits are received in arbitrary order from the PEs.
593	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
594	comm2d, status, ierr )
595	!
596	!-- Not all PEs have data for the mask
597	IF ( ind(1) /= -9999 ) THEN
598	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
599	( ind(6)-ind(5)+1 )
600	sender = status(MPI_SOURCE)
601	DEALLOCATE( local_pf )
602	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
603	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
604	MPI_REAL, sender, 1, comm2d, status, ierr )
605	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
606	= local_pf
607	ENDIF
608	ENDDO
609
610	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
611	id_var_domask(mid,av,if), total_pf, &
612	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
613	count = (/ mask_size(mid,1), mask_size(mid,2), &
614	mask_size(mid,3), 1 /) )
615	CALL netcdf_handle_error( 'data_output_mask', 462 )
616
617	ELSE
618	!
619	!-- If at least part of the mask resides on the PE, send the index
620	!-- limits for the target array, otherwise send -9999 to PE0.
621	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
622	mask_size_l(mid,3) > 0 ) &
623	THEN
624	ind(1) = mask_start_l(mid,1)
625	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
626	ind(3) = mask_start_l(mid,2)
627	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
628	ind(5) = mask_start_l(mid,3)
629	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
630	ELSE
631	ind(1) = -9999; ind(2) = -9999
632	ind(3) = -9999; ind(4) = -9999
633	ind(5) = -9999; ind(6) = -9999
634	ENDIF
635	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
636	!
637	!-- If applicable, send data to PE0.
638	IF ( ind(1) /= -9999 ) THEN
639	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
640	ierr )
641	ENDIF
642	ENDIF
643	!
644	!-- A barrier has to be set, because otherwise some PEs may proceed too
645	!-- fast so that PE0 may receive wrong data on tag 0.
646	CALL MPI_BARRIER( comm2d, ierr )
647	#if defined( __netcdf4_parallel )
648	ENDIF
649	#endif
650	#else
651	!
652	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
653	!-- data and writes them directly to file.
654	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
655	id_var_domask(mid,av,if), &
656	local_pf, &
657	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
658	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
659	mask_size_l(mid,3), 1 /) )
660	CALL netcdf_handle_error( 'data_output_mask', 463 )
661	#endif
662
663	if = if + 1
664
665	ENDDO
666
667	!
668	!-- Deallocate temporary arrays.
669	DEALLOCATE( local_pf )
670	#if defined( __parallel )
671	IF ( myid == 0 ) THEN
672	DEALLOCATE( total_pf )
673	ENDIF
674	#endif
675
676	!
677	!-- Switch back to original format given by user (see beginning of this routine)
678	netcdf_data_format = netcdf_data_format_save
679
680	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
681	#endif
682
683	END SUBROUTINE data_output_mask

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