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source: palm/trunk/SOURCE/data_output_mask.f90 @ 4356

Last change on this file since 4356 was 4346, checked in by motisi, 5 years ago
Introduction of wall_flags_total_0, which currently sets bits based on static topography information used in wall_flags_static_0
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File size: 31.4 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 4346 2019-12-18 11:55:56Z suehring $
27	! Introduction of wall_flags_total_0, which currently sets bits based on static
28	! topography information used in wall_flags_static_0
29	!
30	! 4331 2019-12-10 18:25:02Z suehring
31	! Formatting adjustment
32	!
33	! 4329 2019-12-10 15:46:36Z motisi
34	! Renamed wall_flags_0 to wall_flags_static_0
35	!
36	! 4246 2019-09-30 09:27:52Z pavelkrc
37	! Corrected "Former revisions" section
38	!
39	! 4168 2019-08-16 13:50:17Z suehring
40	! Remove variable grid
41	!
42	! 4167 2019-08-16 11:01:48Z suehring
43	! Changed behaviour of masked output over surface to follow terrain and ignore
44	! buildings (J.Resler, T.Gronemeier)
45	!
46	! 4069 2019-07-01 14:05:51Z Giersch
47	! Masked output running index mid has been introduced as a local variable to
48	! avoid runtime error (Loop variable has been modified) in time_integration
49	!
50	! 4039 2019-06-18 10:32:41Z suehring
51	! Modularize diagnostic output
52	!
53	! 3994 2019-05-22 18:08:09Z suehring
54	! output of turbulence intensity added
55	!
56	! 3665 2019-01-10 08:28:24Z raasch
57	! unused variables removed
58	!
59	! 3655 2019-01-07 16:51:22Z knoop
60	! Fix output time levels (use time_since_reference_point)
61	!
62	! 410 2009-12-04 17:05:40Z letzel
63	! Initial version
64	!
65	! Description:
66	! ------------
67	!> Masked data output in netCDF format for current mask (current value of mid).
68	!------------------------------------------------------------------------------!
69	SUBROUTINE data_output_mask( av, mid )
70
71
72
73	#if defined( __netcdf )
74	USE arrays_3d, &
75	ONLY: e, nc, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho_ocean, s, sa, &
76	tend, u, v, vpt, w, d_exner
77
78	USE averaging, &
79	ONLY: e_av, lpt_av, nc_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, &
80	qc_av, ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, &
81	rho_ocean_av, s_av, sa_av, u_av, v_av, vpt_av, w_av
82
83	USE basic_constants_and_equations_mod, &
84	ONLY: lv_d_cp
85
86	USE chemistry_model_mod, &
87	ONLY: chem_data_output_mask
88
89	USE control_parameters, &
90	ONLY: air_chemistry, domask, domask_no, domask_time_count, mask_i, &
91	mask_j, mask_k, mask_size, mask_size_l, mask_start_l, &
92	mask_surface, &
93	max_masks, message_string, nz_do3d, salsa, &
94	time_since_reference_point
95
96	USE diagnostic_output_quantities_mod, &
97	ONLY: doq_output_mask
98
99	USE cpulog, &
100	ONLY: cpu_log, log_point
101
102	USE indices, &
103	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt, wall_flags_total_0
104
105	USE kinds
106
107	USE bulk_cloud_model_mod, &
108	ONLY: bulk_cloud_model
109
110	USE NETCDF
111
112	USE netcdf_interface, &
113	ONLY: fill_value, id_set_mask, id_var_domask, id_var_time_mask, &
114	nc_stat, netcdf_data_format, netcdf_handle_error
115
116	USE particle_attributes, &
117	ONLY: grid_particles, number_of_particles, particles, &
118	particle_advection_start, prt_count
119
120	USE pegrid
121
122	USE radiation_model_mod, &
123	ONLY: radiation, radiation_data_output_mask
124
125	USE salsa_mod, &
126	ONLY: salsa_data_output_mask
127
128
129	IMPLICIT NONE
130
131	INTEGER(iwp) :: av !< flag for (non-)average output
132	INTEGER(iwp) :: ngp !< number of grid points of an output slice
133	INTEGER(iwp) :: i !< loop index
134	INTEGER(iwp) :: ivar !< variable index
135	INTEGER(iwp) :: j !< loop index
136	INTEGER(iwp) :: k !< loop index
137	INTEGER(iwp) :: im !< loop index for masked variables
138	INTEGER(iwp) :: jm !< loop index for masked variables
139	INTEGER(iwp) :: kk !< vertical index
140	INTEGER(iwp) :: mid !< masked output running index
141	INTEGER(iwp) :: n !< loop index
142	INTEGER(iwp) :: netcdf_data_format_save !< value of netcdf_data_format
143	INTEGER(iwp) :: sender !< PE id of sending PE
144	INTEGER(iwp) :: ktt !< k index of highest terrain surface
145	INTEGER(iwp) :: ind(6) !< index limits (lower/upper bounds) of array 'local_2d'
146
147	LOGICAL :: found !< true if output variable was found
148	LOGICAL :: resorted !< true if variable is resorted
149
150	REAL(wp) :: mean_r !< mean particle radius
151	REAL(wp) :: s_r2 !< sum( particle-radius**2 )
152	REAL(wp) :: s_r3 !< sum( particle-radius**3 )
153
154	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !< output array
155	#if defined( __parallel )
156	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !< collected output array
157	#endif
158	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !< points to array which shall be output
159
160	!
161	!-- Return, if nothing to output
162	IF ( domask_no(mid,av) == 0 ) RETURN
163
164	CALL cpu_log (log_point(49),'data_output_mask','start')
165
166	!
167	!-- Parallel netcdf output is not tested so far for masked data, hence
168	!-- netcdf_data_format is switched back to non-paralell output.
169	netcdf_data_format_save = netcdf_data_format
170	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
171	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
172
173	!
174	!-- Open output file.
175	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
176	CALL check_open( 200+mid+av*max_masks )
177	ENDIF
178
179	!
180	!-- Allocate total and local output arrays.
181	#if defined( __parallel )
182	IF ( myid == 0 ) THEN
183	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
184	ENDIF
185	#endif
186	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
187	mask_size_l(mid,3)) )
188
189	!
190	!-- Update the netCDF time axis.
191	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
192	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
193	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
194	(/ time_since_reference_point /), &
195	start = (/ domask_time_count(mid,av) /), &
196	count = (/ 1 /) )
197	CALL netcdf_handle_error( 'data_output_mask', 460 )
198	ENDIF
199
200	!
201	!-- Loop over all variables to be written.
202	ivar = 1
203
204	DO WHILE ( domask(mid,av,ivar)(1:1) /= ' ' )
205	!
206	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
207	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. ivar > 1 ) THEN
208	DEALLOCATE( local_pf )
209	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
210	mask_size_l(mid,3)) )
211	ENDIF
212	!
213	!-- Store the variable chosen.
214	resorted = .FALSE.
215	SELECT CASE ( TRIM( domask(mid,av,ivar) ) )
216
217	CASE ( 'e' )
218	IF ( av == 0 ) THEN
219	to_be_resorted => e
220	ELSE
221	to_be_resorted => e_av
222	ENDIF
223
224	CASE ( 'thetal' )
225	IF ( av == 0 ) THEN
226	to_be_resorted => pt
227	ELSE
228	to_be_resorted => lpt_av
229	ENDIF
230
231	CASE ( 'nc' )
232	IF ( av == 0 ) THEN
233	to_be_resorted => nc
234	ELSE
235	to_be_resorted => nc_av
236	ENDIF
237
238	CASE ( 'nr' )
239	IF ( av == 0 ) THEN
240	to_be_resorted => nr
241	ELSE
242	to_be_resorted => nr_av
243	ENDIF
244
245	CASE ( 'p' )
246	IF ( av == 0 ) THEN
247	to_be_resorted => p
248	ELSE
249	to_be_resorted => p_av
250	ENDIF
251
252	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
253	IF ( av == 0 ) THEN
254	tend = prt_count
255	CALL exchange_horiz( tend, nbgp )
256	IF ( .NOT. mask_surface(mid) ) THEN
257	DO i = 1, mask_size_l(mid,1)
258	DO j = 1, mask_size_l(mid,2)
259	DO k = 1, mask_size_l(mid,3)
260	local_pf(i,j,k) = tend(mask_k(mid,k), &
261	mask_j(mid,j),mask_i(mid,i))
262	ENDDO
263	ENDDO
264	ENDDO
265	ELSE
266	!
267	!-- Terrain-following masked output
268	DO i = 1, mask_size_l(mid,1)
269	DO j = 1, mask_size_l(mid,2)
270	!-- Get k index of the highest terraing surface
271	im = mask_i(mid,i)
272	jm = mask_j(mid,j)
273	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )),&
274	DIM = 1 ) - 1
275	DO k = 1, mask_size_l(mid,3)
276	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
277	!-- Set value if not in building
278	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
279	local_pf(i,j,k) = fill_value
280	ELSE
281	local_pf(i,j,k) = tend(kk,jm,im)
282	ENDIF
283	ENDDO
284	ENDDO
285	ENDDO
286	ENDIF
287	resorted = .TRUE.
288	ELSE
289	CALL exchange_horiz( pc_av, nbgp )
290	to_be_resorted => pc_av
291	ENDIF
292
293	CASE ( 'pr' ) ! mean particle radius (effective radius)
294	IF ( av == 0 ) THEN
295	IF ( time_since_reference_point >= particle_advection_start ) THEN
296	DO i = nxl, nxr
297	DO j = nys, nyn
298	DO k = nzb, nz_do3d
299	number_of_particles = prt_count(k,j,i)
300	IF (number_of_particles <= 0) CYCLE
301	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
302	s_r2 = 0.0_wp
303	s_r3 = 0.0_wp
304	DO n = 1, number_of_particles
305	IF ( particles(n)%particle_mask ) THEN
306	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
307	grid_particles(k,j,i)%particles(n)%weight_factor
308	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
309	grid_particles(k,j,i)%particles(n)%weight_factor
310	ENDIF
311	ENDDO
312	IF ( s_r2 > 0.0_wp ) THEN
313	mean_r = s_r3 / s_r2
314	ELSE
315	mean_r = 0.0_wp
316	ENDIF
317	tend(k,j,i) = mean_r
318	ENDDO
319	ENDDO
320	ENDDO
321	CALL exchange_horiz( tend, nbgp )
322	ELSE
323	tend = 0.0_wp
324	ENDIF
325	IF ( .NOT. mask_surface(mid) ) THEN
326	DO i = 1, mask_size_l(mid,1)
327	DO j = 1, mask_size_l(mid,2)
328	DO k = 1, mask_size_l(mid,3)
329	local_pf(i,j,k) = tend(mask_k(mid,k), &
330	mask_j(mid,j),mask_i(mid,i))
331	ENDDO
332	ENDDO
333	ENDDO
334	ELSE
335	!
336	!-- Terrain-following masked output
337	DO i = 1, mask_size_l(mid,1)
338	DO j = 1, mask_size_l(mid,2)
339	!-- Get k index of the highest terraing surface
340	im = mask_i(mid,i)
341	jm = mask_j(mid,j)
342	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
343	DIM = 1 ) - 1
344	DO k = 1, mask_size_l(mid,3)
345	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
346	!-- Set value if not in building
347	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
348	local_pf(i,j,k) = fill_value
349	ELSE
350	local_pf(i,j,k) = tend(kk,jm,im)
351	ENDIF
352	ENDDO
353	ENDDO
354	ENDDO
355	ENDIF
356	resorted = .TRUE.
357	ELSE
358	CALL exchange_horiz( pr_av, nbgp )
359	to_be_resorted => pr_av
360	ENDIF
361
362	CASE ( 'theta' )
363	IF ( av == 0 ) THEN
364	IF ( .NOT. bulk_cloud_model ) THEN
365	to_be_resorted => pt
366	ELSE
367	IF ( .NOT. mask_surface(mid) ) THEN
368	DO i = 1, mask_size_l(mid,1)
369	DO j = 1, mask_size_l(mid,2)
370	DO k = 1, mask_size_l(mid,3)
371	local_pf(i,j,k) = &
372	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
373	+ lv_d_cp * d_exner(mask_k(mid,k)) * &
374	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
375	ENDDO
376	ENDDO
377	ENDDO
378	ELSE
379	!
380	!-- Terrain-following masked output
381	DO i = 1, mask_size_l(mid,1)
382	DO j = 1, mask_size_l(mid,2)
383	!-- Get k index of the highest terraing surface
384	im = mask_i(mid,i)
385	jm = mask_j(mid,j)
386	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
387	DIM = 1 ) - 1
388	DO k = 1, mask_size_l(mid,3)
389	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
390	!-- Set value if not in building
391	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
392	local_pf(i,j,k) = fill_value
393	ELSE
394	local_pf(i,j,k) = pt(kk,jm,im) + lv_d_cp * d_exner(kk) * ql(kk,jm,im)
395	ENDIF
396	ENDDO
397	ENDDO
398	ENDDO
399	ENDIF
400	resorted = .TRUE.
401	ENDIF
402	ELSE
403	to_be_resorted => pt_av
404	ENDIF
405
406	CASE ( 'q' )
407	IF ( av == 0 ) THEN
408	to_be_resorted => q
409	ELSE
410	to_be_resorted => q_av
411	ENDIF
412
413	CASE ( 'qc' )
414	IF ( av == 0 ) THEN
415	to_be_resorted => qc
416	ELSE
417	to_be_resorted => qc_av
418	ENDIF
419
420	CASE ( 'ql' )
421	IF ( av == 0 ) THEN
422	to_be_resorted => ql
423	ELSE
424	to_be_resorted => ql_av
425	ENDIF
426
427	CASE ( 'ql_c' )
428	IF ( av == 0 ) THEN
429	to_be_resorted => ql_c
430	ELSE
431	to_be_resorted => ql_c_av
432	ENDIF
433
434	CASE ( 'ql_v' )
435	IF ( av == 0 ) THEN
436	to_be_resorted => ql_v
437	ELSE
438	to_be_resorted => ql_v_av
439	ENDIF
440
441	CASE ( 'ql_vp' )
442	IF ( av == 0 ) THEN
443	IF ( time_since_reference_point >= particle_advection_start ) THEN
444	DO i = nxl, nxr
445	DO j = nys, nyn
446	DO k = nzb, nz_do3d
447	number_of_particles = prt_count(k,j,i)
448	IF (number_of_particles <= 0) CYCLE
449	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
450	DO n = 1, number_of_particles
451	IF ( particles(n)%particle_mask ) THEN
452	tend(k,j,i) = tend(k,j,i) + &
453	particles(n)%weight_factor / &
454	prt_count(k,j,i)
455	ENDIF
456	ENDDO
457	ENDDO
458	ENDDO
459	ENDDO
460	CALL exchange_horiz( tend, nbgp )
461	ELSE
462	tend = 0.0_wp
463	ENDIF
464	IF ( .NOT. mask_surface(mid) ) THEN
465	DO i = 1, mask_size_l(mid,1)
466	DO j = 1, mask_size_l(mid,2)
467	DO k = 1, mask_size_l(mid,3)
468	local_pf(i,j,k) = tend(mask_k(mid,k), &
469	mask_j(mid,j),mask_i(mid,i))
470	ENDDO
471	ENDDO
472	ENDDO
473	ELSE
474	!
475	!-- Terrain-following masked output
476	DO i = 1, mask_size_l(mid,1)
477	DO j = 1, mask_size_l(mid,2)
478	!-- Get k index of the highest terraing surface
479	im = mask_i(mid,i)
480	jm = mask_j(mid,j)
481	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
482	DIM = 1 ) - 1
483	DO k = 1, mask_size_l(mid,3)
484	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
485	!-- Set value if not in building
486	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
487	local_pf(i,j,k) = fill_value
488	ELSE
489	local_pf(i,j,k) = tend(kk,jm,im)
490	ENDIF
491	ENDDO
492	ENDDO
493	ENDDO
494	ENDIF
495	resorted = .TRUE.
496	ELSE
497	CALL exchange_horiz( ql_vp_av, nbgp )
498	to_be_resorted => ql_vp_av
499	ENDIF
500
501	CASE ( 'qv' )
502	IF ( av == 0 ) THEN
503	IF ( .NOT. mask_surface(mid) ) THEN
504	DO i = 1, mask_size_l(mid,1)
505	DO j = 1, mask_size_l(mid,2)
506	DO k = 1, mask_size_l(mid,3)
507	local_pf(i,j,k) = &
508	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
509	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
510	ENDDO
511	ENDDO
512	ENDDO
513	ELSE
514	!
515	!-- Terrain-following masked output
516	DO i = 1, mask_size_l(mid,1)
517	DO j = 1, mask_size_l(mid,2)
518	!-- Get k index of the highest terraing surface
519	im = mask_i(mid,i)
520	jm = mask_j(mid,j)
521	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
522	DIM = 1 ) - 1
523	DO k = 1, mask_size_l(mid,3)
524	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
525	!-- Set value if not in building
526	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
527	local_pf(i,j,k) = fill_value
528	ELSE
529	local_pf(i,j,k) = q(kk,jm,im) - ql(kk,jm,im)
530	ENDIF
531	ENDDO
532	ENDDO
533	ENDDO
534	ENDIF
535	resorted = .TRUE.
536	ELSE
537	to_be_resorted => qv_av
538	ENDIF
539
540	CASE ( 'qr' )
541	IF ( av == 0 ) THEN
542	to_be_resorted => qr
543	ELSE
544	to_be_resorted => qr_av
545	ENDIF
546
547	CASE ( 'rho_sea_water' )
548	IF ( av == 0 ) THEN
549	to_be_resorted => rho_ocean
550	ELSE
551	to_be_resorted => rho_ocean_av
552	ENDIF
553
554	CASE ( 's' )
555	IF ( av == 0 ) THEN
556	to_be_resorted => s
557	ELSE
558	to_be_resorted => s_av
559	ENDIF
560
561	CASE ( 'sa' )
562	IF ( av == 0 ) THEN
563	to_be_resorted => sa
564	ELSE
565	to_be_resorted => sa_av
566	ENDIF
567
568	CASE ( 'u' )
569	IF ( av == 0 ) THEN
570	to_be_resorted => u
571	ELSE
572	to_be_resorted => u_av
573	ENDIF
574
575	CASE ( 'v' )
576	IF ( av == 0 ) THEN
577	to_be_resorted => v
578	ELSE
579	to_be_resorted => v_av
580	ENDIF
581
582	CASE ( 'thetav' )
583	IF ( av == 0 ) THEN
584	to_be_resorted => vpt
585	ELSE
586	to_be_resorted => vpt_av
587	ENDIF
588
589	CASE ( 'w' )
590	IF ( av == 0 ) THEN
591	to_be_resorted => w
592	ELSE
593	to_be_resorted => w_av
594	ENDIF
595
596	CASE DEFAULT
597	!
598	!-- Set flag to steer output of radiation, land-surface, or user-defined
599	!-- quantities
600	found = .FALSE.
601	!
602	!-- Radiation quantity
603	IF ( .NOT. found .AND. radiation ) THEN
604	CALL radiation_data_output_mask(av, domask(mid,av,ivar), found,&
605	local_pf, mid )
606	ENDIF
607
608	IF ( .NOT. found .AND. air_chemistry ) THEN
609	CALL chem_data_output_mask(av, domask(mid,av,ivar), found, &
610	local_pf, mid )
611	ENDIF
612	!
613	!-- Check for diagnostic quantities
614	IF ( .NOT. found ) THEN
615	CALL doq_output_mask( av, domask(mid,av,ivar), found, local_pf, &
616	mid)
617	ENDIF
618	!
619	!-- SALSA quantities
620	IF ( .NOT. found .AND. salsa ) THEN
621	CALL salsa_data_output_mask( av, domask(mid,av,ivar), found, &
622	local_pf, mid )
623	ENDIF
624	!
625	!-- User defined quantity
626	IF ( .NOT. found ) THEN
627	CALL user_data_output_mask(av, domask(mid,av,ivar), found, &
628	local_pf, mid )
629	ENDIF
630
631	resorted = .TRUE.
632
633	IF ( .NOT. found ) THEN
634	WRITE ( message_string, * ) 'no masked output available for: ',&
635	TRIM( domask(mid,av,ivar) )
636	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
637	ENDIF
638
639	END SELECT
640
641	!
642	!-- Resort the array to be output, if not done above
643	IF ( .NOT. resorted ) THEN
644	IF ( .NOT. mask_surface(mid) ) THEN
645	!
646	!-- Default masked output
647	DO i = 1, mask_size_l(mid,1)
648	DO j = 1, mask_size_l(mid,2)
649	DO k = 1, mask_size_l(mid,3)
650	local_pf(i,j,k) = to_be_resorted(mask_k(mid,k), &
651	mask_j(mid,j),mask_i(mid,i))
652	ENDDO
653	ENDDO
654	ENDDO
655
656	ELSE
657	!
658	!-- Terrain-following masked output
659	DO i = 1, mask_size_l(mid,1)
660	DO j = 1, mask_size_l(mid,2)
661	!-- Get k index of the highest terraing surface
662	im = mask_i(mid,i)
663	jm = mask_j(mid,j)
664	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
665	DIM = 1 ) - 1
666	DO k = 1, mask_size_l(mid,3)
667	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
668	!-- Set value if not in building
669	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
670	local_pf(i,j,k) = fill_value
671	ELSE
672	local_pf(i,j,k) = to_be_resorted(kk,jm,im)
673	ENDIF
674	ENDDO
675	ENDDO
676	ENDDO
677
678	ENDIF
679	ENDIF
680
681	!
682	!-- I/O block. I/O methods are implemented
683	!-- (1) for parallel execution
684	!-- a. with netCDF 4 parallel I/O-enabled library
685	!-- b. with netCDF 3 library
686	!-- (2) for serial execution.
687	!-- The choice of method depends on the correct setting of preprocessor
688	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
689	!-- netcdf_data_format.
690	#if defined( __parallel )
691	#if defined( __netcdf4_parallel )
692	IF ( netcdf_data_format > 4 ) THEN
693	!
694	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
695	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
696	id_var_domask(mid,av,ivar), local_pf, &
697	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
698	mask_start_l(mid,3), domask_time_count(mid,av) /), &
699	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
700	mask_size_l(mid,3), 1 /) )
701	CALL netcdf_handle_error( 'data_output_mask', 461 )
702	ELSE
703	#endif
704	!
705	!-- (1) b. Conventional I/O only through PE0
706	!-- PE0 receives partial arrays from all processors of the respective mask
707	!-- and outputs them. Here a barrier has to be set, because otherwise
708	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
709	CALL MPI_BARRIER( comm2d, ierr )
710
711	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
712	IF ( myid == 0 ) THEN
713	!
714	!-- Local array can be relocated directly.
715	total_pf( &
716	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
717	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
718	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
719	= local_pf
720	!
721	!-- Receive data from all other PEs.
722	DO n = 1, numprocs-1
723	!
724	!-- Receive index limits first, then array.
725	!-- Index limits are received in arbitrary order from the PEs.
726	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
727	comm2d, status, ierr )
728	!
729	!-- Not all PEs have data for the mask
730	IF ( ind(1) /= -9999 ) THEN
731	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
732	( ind(6)-ind(5)+1 )
733	sender = status(MPI_SOURCE)
734	DEALLOCATE( local_pf )
735	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
736	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
737	MPI_REAL, sender, 1, comm2d, status, ierr )
738	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
739	= local_pf
740	ENDIF
741	ENDDO
742
743	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
744	id_var_domask(mid,av,ivar), total_pf, &
745	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
746	count = (/ mask_size(mid,1), mask_size(mid,2), &
747	mask_size(mid,3), 1 /) )
748	CALL netcdf_handle_error( 'data_output_mask', 462 )
749
750	ELSE
751	!
752	!-- If at least part of the mask resides on the PE, send the index
753	!-- limits for the target array, otherwise send -9999 to PE0.
754	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
755	mask_size_l(mid,3) > 0 ) &
756	THEN
757	ind(1) = mask_start_l(mid,1)
758	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
759	ind(3) = mask_start_l(mid,2)
760	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
761	ind(5) = mask_start_l(mid,3)
762	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
763	ELSE
764	ind(1) = -9999; ind(2) = -9999
765	ind(3) = -9999; ind(4) = -9999
766	ind(5) = -9999; ind(6) = -9999
767	ENDIF
768	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
769	!
770	!-- If applicable, send data to PE0.
771	IF ( ind(1) /= -9999 ) THEN
772	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
773	ierr )
774	ENDIF
775	ENDIF
776	!
777	!-- A barrier has to be set, because otherwise some PEs may proceed too
778	!-- fast so that PE0 may receive wrong data on tag 0.
779	CALL MPI_BARRIER( comm2d, ierr )
780	#if defined( __netcdf4_parallel )
781	ENDIF
782	#endif
783	#else
784	!
785	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
786	!-- data and writes them directly to file.
787	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
788	id_var_domask(mid,av,ivar), local_pf, &
789	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
790	count = (/ mask_size_l(mid,1), mask_size_l(mid,2),&
791	mask_size_l(mid,3), 1 /) )
792	CALL netcdf_handle_error( 'data_output_mask', 463 )
793	#endif
794
795	ivar = ivar + 1
796
797	ENDDO
798
799	!
800	!-- Deallocate temporary arrays.
801	DEALLOCATE( local_pf )
802	#if defined( __parallel )
803	IF ( myid == 0 ) THEN
804	DEALLOCATE( total_pf )
805	ENDIF
806	#endif
807
808	!
809	!-- Switch back to original format given by user (see beginning of this routine)
810	netcdf_data_format = netcdf_data_format_save
811
812	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
813	#endif
814
815
816	END SUBROUTINE data_output_mask

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