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source: palm/trunk/SOURCE/data_output_mask.f90 @ 4454

Last change on this file since 4454 was 4444, checked in by raasch, 5 years ago
bugfix: cpp-directives for serial mode added
Property svn:keywords set to `Id`
File size: 32.5 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 1997-2020 Leibniz Universitaet Hannover
18	!------------------------------------------------------------------------------!
19	!
20	! Current revisions:
21	! -----------------
22	!
23	!
24	! Former revisions:
25	! -----------------
26	! $Id: data_output_mask.f90 4444 2020-03-05 15:59:50Z forkel $
27	! bugfix: cpp-directives for serial mode added
28	!
29	! 4377 2020-01-15 11:10:51Z gronemeier
30	! bugfix: set fill value for output according to wall_flags_total_0 for
31	! non-terrain following output
32	!
33	! 4360 2020-01-07 11:25:50Z suehring
34	! Introduction of wall_flags_total_0, which currently sets bits based on static
35	! topography information used in wall_flags_static_0
36	!
37	! 4331 2019-12-10 18:25:02Z suehring
38	! Formatting adjustment
39	!
40	! 4329 2019-12-10 15:46:36Z motisi
41	! Renamed wall_flags_0 to wall_flags_static_0
42	!
43	! 4246 2019-09-30 09:27:52Z pavelkrc
44	! Corrected "Former revisions" section
45	!
46	! 4168 2019-08-16 13:50:17Z suehring
47	! Remove variable grid
48	!
49	! 4167 2019-08-16 11:01:48Z suehring
50	! Changed behaviour of masked output over surface to follow terrain and ignore
51	! buildings (J.Resler, T.Gronemeier)
52	!
53	! 4069 2019-07-01 14:05:51Z Giersch
54	! Masked output running index mid has been introduced as a local variable to
55	! avoid runtime error (Loop variable has been modified) in time_integration
56	!
57	! 4039 2019-06-18 10:32:41Z suehring
58	! Modularize diagnostic output
59	!
60	! 3994 2019-05-22 18:08:09Z suehring
61	! output of turbulence intensity added
62	!
63	! 3665 2019-01-10 08:28:24Z raasch
64	! unused variables removed
65	!
66	! 3655 2019-01-07 16:51:22Z knoop
67	! Fix output time levels (use time_since_reference_point)
68	!
69	! 410 2009-12-04 17:05:40Z letzel
70	! Initial version
71	!
72	! Description:
73	! ------------
74	!> Masked data output in netCDF format for current mask (current value of mid).
75	!------------------------------------------------------------------------------!
76	SUBROUTINE data_output_mask( av, mid )
77
78
79
80	#if defined( __netcdf )
81	USE arrays_3d, &
82	ONLY: e, nc, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho_ocean, s, sa, &
83	tend, u, v, vpt, w, d_exner
84
85	USE averaging, &
86	ONLY: e_av, lpt_av, nc_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, &
87	qc_av, ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, &
88	rho_ocean_av, s_av, sa_av, u_av, v_av, vpt_av, w_av
89
90	USE basic_constants_and_equations_mod, &
91	ONLY: lv_d_cp
92
93	USE chemistry_model_mod, &
94	ONLY: chem_data_output_mask
95
96	USE control_parameters, &
97	ONLY: air_chemistry, domask, domask_no, domask_time_count, mask_i, &
98	mask_j, mask_k, mask_size_l, mask_surface, &
99	max_masks, message_string, nz_do3d, salsa, &
100	time_since_reference_point
101
102	#if defined( __parallel )
103	USE control_parameters, &
104	ONLY: mask_size, mask_start_l
105	#endif
106
107	USE diagnostic_output_quantities_mod, &
108	ONLY: doq_output_mask
109
110	USE cpulog, &
111	ONLY: cpu_log, log_point
112
113	USE indices, &
114	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt, wall_flags_total_0
115
116	USE kinds
117
118	USE bulk_cloud_model_mod, &
119	ONLY: bulk_cloud_model
120
121	USE NETCDF
122
123	USE netcdf_interface, &
124	ONLY: fill_value, id_set_mask, id_var_domask, id_var_time_mask, &
125	nc_stat, netcdf_data_format, netcdf_handle_error
126
127	USE particle_attributes, &
128	ONLY: grid_particles, number_of_particles, particles, &
129	particle_advection_start, prt_count
130
131	USE pegrid
132
133	USE radiation_model_mod, &
134	ONLY: radiation, radiation_data_output_mask
135
136	USE salsa_mod, &
137	ONLY: salsa_data_output_mask
138
139
140	IMPLICIT NONE
141
142	INTEGER(iwp) :: av !< flag for (non-)average output
143	INTEGER(iwp) :: flag_nr !< number of masking flag
144	INTEGER(iwp) :: i !< loop index
145	INTEGER(iwp) :: ivar !< variable index
146	INTEGER(iwp) :: j !< loop index
147	INTEGER(iwp) :: k !< loop index
148	INTEGER(iwp) :: im !< loop index for masked variables
149	INTEGER(iwp) :: jm !< loop index for masked variables
150	INTEGER(iwp) :: kk !< vertical index
151	INTEGER(iwp) :: mid !< masked output running index
152	INTEGER(iwp) :: n !< loop index
153	INTEGER(iwp) :: netcdf_data_format_save !< value of netcdf_data_format
154	INTEGER(iwp) :: ktt !< k index of highest terrain surface
155	#if defined( __parallel )
156	INTEGER(iwp) :: ngp !< number of grid points of an output slice
157	INTEGER(iwp) :: sender !< PE id of sending PE
158	INTEGER(iwp) :: ind(6) !< index limits (lower/upper bounds) of array 'local_2d'
159	#endif
160
161	LOGICAL :: found !< true if output variable was found
162	LOGICAL :: resorted !< true if variable is resorted
163
164	REAL(wp) :: mean_r !< mean particle radius
165	REAL(wp) :: s_r2 !< sum( particle-radius**2 )
166	REAL(wp) :: s_r3 !< sum( particle-radius**3 )
167
168	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !< output array
169	#if defined( __parallel )
170	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !< collected output array
171	#endif
172	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !< points to array which shall be output
173
174	!
175	!-- Return, if nothing to output
176	IF ( domask_no(mid,av) == 0 ) RETURN
177
178	CALL cpu_log (log_point(49),'data_output_mask','start')
179
180	!
181	!-- Parallel netcdf output is not tested so far for masked data, hence
182	!-- netcdf_data_format is switched back to non-paralell output.
183	netcdf_data_format_save = netcdf_data_format
184	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
185	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
186
187	!
188	!-- Open output file.
189	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
190	CALL check_open( 200+mid+av*max_masks )
191	ENDIF
192
193	!
194	!-- Allocate total and local output arrays.
195	#if defined( __parallel )
196	IF ( myid == 0 ) THEN
197	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
198	ENDIF
199	#endif
200	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
201	mask_size_l(mid,3)) )
202
203	!
204	!-- Update the netCDF time axis.
205	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
206	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
207	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
208	(/ time_since_reference_point /), &
209	start = (/ domask_time_count(mid,av) /), &
210	count = (/ 1 /) )
211	CALL netcdf_handle_error( 'data_output_mask', 460 )
212	ENDIF
213
214	!
215	!-- Loop over all variables to be written.
216	ivar = 1
217
218	DO WHILE ( domask(mid,av,ivar)(1:1) /= ' ' )
219	!
220	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
221	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. ivar > 1 ) THEN
222	DEALLOCATE( local_pf )
223	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
224	mask_size_l(mid,3)) )
225	ENDIF
226	!
227	!-- Set masking flag for topography for not resorted arrays
228	flag_nr = 0
229	!
230	!-- Store the variable chosen.
231	resorted = .FALSE.
232	SELECT CASE ( TRIM( domask(mid,av,ivar) ) )
233
234	CASE ( 'e' )
235	IF ( av == 0 ) THEN
236	to_be_resorted => e
237	ELSE
238	to_be_resorted => e_av
239	ENDIF
240
241	CASE ( 'thetal' )
242	IF ( av == 0 ) THEN
243	to_be_resorted => pt
244	ELSE
245	to_be_resorted => lpt_av
246	ENDIF
247
248	CASE ( 'nc' )
249	IF ( av == 0 ) THEN
250	to_be_resorted => nc
251	ELSE
252	to_be_resorted => nc_av
253	ENDIF
254
255	CASE ( 'nr' )
256	IF ( av == 0 ) THEN
257	to_be_resorted => nr
258	ELSE
259	to_be_resorted => nr_av
260	ENDIF
261
262	CASE ( 'p' )
263	IF ( av == 0 ) THEN
264	to_be_resorted => p
265	ELSE
266	to_be_resorted => p_av
267	ENDIF
268
269	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
270	IF ( av == 0 ) THEN
271	tend = prt_count
272	CALL exchange_horiz( tend, nbgp )
273	IF ( .NOT. mask_surface(mid) ) THEN
274	DO i = 1, mask_size_l(mid,1)
275	DO j = 1, mask_size_l(mid,2)
276	DO k = 1, mask_size_l(mid,3)
277	local_pf(i,j,k) = tend(mask_k(mid,k), &
278	mask_j(mid,j),mask_i(mid,i))
279	ENDDO
280	ENDDO
281	ENDDO
282	ELSE
283	!
284	!-- Terrain-following masked output
285	DO i = 1, mask_size_l(mid,1)
286	DO j = 1, mask_size_l(mid,2)
287	!-- Get k index of the highest terraing surface
288	im = mask_i(mid,i)
289	jm = mask_j(mid,j)
290	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )),&
291	DIM = 1 ) - 1
292	DO k = 1, mask_size_l(mid,3)
293	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
294	!-- Set value if not in building
295	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
296	local_pf(i,j,k) = fill_value
297	ELSE
298	local_pf(i,j,k) = tend(kk,jm,im)
299	ENDIF
300	ENDDO
301	ENDDO
302	ENDDO
303	ENDIF
304	resorted = .TRUE.
305	ELSE
306	CALL exchange_horiz( pc_av, nbgp )
307	to_be_resorted => pc_av
308	ENDIF
309
310	CASE ( 'pr' ) ! mean particle radius (effective radius)
311	IF ( av == 0 ) THEN
312	IF ( time_since_reference_point >= particle_advection_start ) THEN
313	DO i = nxl, nxr
314	DO j = nys, nyn
315	DO k = nzb, nz_do3d
316	number_of_particles = prt_count(k,j,i)
317	IF (number_of_particles <= 0) CYCLE
318	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
319	s_r2 = 0.0_wp
320	s_r3 = 0.0_wp
321	DO n = 1, number_of_particles
322	IF ( particles(n)%particle_mask ) THEN
323	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
324	grid_particles(k,j,i)%particles(n)%weight_factor
325	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
326	grid_particles(k,j,i)%particles(n)%weight_factor
327	ENDIF
328	ENDDO
329	IF ( s_r2 > 0.0_wp ) THEN
330	mean_r = s_r3 / s_r2
331	ELSE
332	mean_r = 0.0_wp
333	ENDIF
334	tend(k,j,i) = mean_r
335	ENDDO
336	ENDDO
337	ENDDO
338	CALL exchange_horiz( tend, nbgp )
339	ELSE
340	tend = 0.0_wp
341	ENDIF
342	IF ( .NOT. mask_surface(mid) ) THEN
343	DO i = 1, mask_size_l(mid,1)
344	DO j = 1, mask_size_l(mid,2)
345	DO k = 1, mask_size_l(mid,3)
346	local_pf(i,j,k) = tend(mask_k(mid,k), &
347	mask_j(mid,j),mask_i(mid,i))
348	ENDDO
349	ENDDO
350	ENDDO
351	ELSE
352	!
353	!-- Terrain-following masked output
354	DO i = 1, mask_size_l(mid,1)
355	DO j = 1, mask_size_l(mid,2)
356	!-- Get k index of the highest terraing surface
357	im = mask_i(mid,i)
358	jm = mask_j(mid,j)
359	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
360	DIM = 1 ) - 1
361	DO k = 1, mask_size_l(mid,3)
362	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
363	!-- Set value if not in building
364	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
365	local_pf(i,j,k) = fill_value
366	ELSE
367	local_pf(i,j,k) = tend(kk,jm,im)
368	ENDIF
369	ENDDO
370	ENDDO
371	ENDDO
372	ENDIF
373	resorted = .TRUE.
374	ELSE
375	CALL exchange_horiz( pr_av, nbgp )
376	to_be_resorted => pr_av
377	ENDIF
378
379	CASE ( 'theta' )
380	IF ( av == 0 ) THEN
381	IF ( .NOT. bulk_cloud_model ) THEN
382	to_be_resorted => pt
383	ELSE
384	IF ( .NOT. mask_surface(mid) ) THEN
385	DO i = 1, mask_size_l(mid,1)
386	DO j = 1, mask_size_l(mid,2)
387	DO k = 1, mask_size_l(mid,3)
388	local_pf(i,j,k) = &
389	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
390	+ lv_d_cp * d_exner(mask_k(mid,k)) * &
391	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
392	ENDDO
393	ENDDO
394	ENDDO
395	ELSE
396	!
397	!-- Terrain-following masked output
398	DO i = 1, mask_size_l(mid,1)
399	DO j = 1, mask_size_l(mid,2)
400	!-- Get k index of the highest terraing surface
401	im = mask_i(mid,i)
402	jm = mask_j(mid,j)
403	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
404	DIM = 1 ) - 1
405	DO k = 1, mask_size_l(mid,3)
406	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
407	!-- Set value if not in building
408	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
409	local_pf(i,j,k) = fill_value
410	ELSE
411	local_pf(i,j,k) = pt(kk,jm,im) + lv_d_cp * d_exner(kk) * ql(kk,jm,im)
412	ENDIF
413	ENDDO
414	ENDDO
415	ENDDO
416	ENDIF
417	resorted = .TRUE.
418	ENDIF
419	ELSE
420	to_be_resorted => pt_av
421	ENDIF
422
423	CASE ( 'q' )
424	IF ( av == 0 ) THEN
425	to_be_resorted => q
426	ELSE
427	to_be_resorted => q_av
428	ENDIF
429
430	CASE ( 'qc' )
431	IF ( av == 0 ) THEN
432	to_be_resorted => qc
433	ELSE
434	to_be_resorted => qc_av
435	ENDIF
436
437	CASE ( 'ql' )
438	IF ( av == 0 ) THEN
439	to_be_resorted => ql
440	ELSE
441	to_be_resorted => ql_av
442	ENDIF
443
444	CASE ( 'ql_c' )
445	IF ( av == 0 ) THEN
446	to_be_resorted => ql_c
447	ELSE
448	to_be_resorted => ql_c_av
449	ENDIF
450
451	CASE ( 'ql_v' )
452	IF ( av == 0 ) THEN
453	to_be_resorted => ql_v
454	ELSE
455	to_be_resorted => ql_v_av
456	ENDIF
457
458	CASE ( 'ql_vp' )
459	IF ( av == 0 ) THEN
460	IF ( time_since_reference_point >= particle_advection_start ) THEN
461	DO i = nxl, nxr
462	DO j = nys, nyn
463	DO k = nzb, nz_do3d
464	number_of_particles = prt_count(k,j,i)
465	IF (number_of_particles <= 0) CYCLE
466	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
467	DO n = 1, number_of_particles
468	IF ( particles(n)%particle_mask ) THEN
469	tend(k,j,i) = tend(k,j,i) + &
470	particles(n)%weight_factor / &
471	prt_count(k,j,i)
472	ENDIF
473	ENDDO
474	ENDDO
475	ENDDO
476	ENDDO
477	CALL exchange_horiz( tend, nbgp )
478	ELSE
479	tend = 0.0_wp
480	ENDIF
481	IF ( .NOT. mask_surface(mid) ) THEN
482	DO i = 1, mask_size_l(mid,1)
483	DO j = 1, mask_size_l(mid,2)
484	DO k = 1, mask_size_l(mid,3)
485	local_pf(i,j,k) = tend(mask_k(mid,k), &
486	mask_j(mid,j),mask_i(mid,i))
487	ENDDO
488	ENDDO
489	ENDDO
490	ELSE
491	!
492	!-- Terrain-following masked output
493	DO i = 1, mask_size_l(mid,1)
494	DO j = 1, mask_size_l(mid,2)
495	!-- Get k index of the highest terraing surface
496	im = mask_i(mid,i)
497	jm = mask_j(mid,j)
498	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
499	DIM = 1 ) - 1
500	DO k = 1, mask_size_l(mid,3)
501	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
502	!-- Set value if not in building
503	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
504	local_pf(i,j,k) = fill_value
505	ELSE
506	local_pf(i,j,k) = tend(kk,jm,im)
507	ENDIF
508	ENDDO
509	ENDDO
510	ENDDO
511	ENDIF
512	resorted = .TRUE.
513	ELSE
514	CALL exchange_horiz( ql_vp_av, nbgp )
515	to_be_resorted => ql_vp_av
516	ENDIF
517
518	CASE ( 'qv' )
519	IF ( av == 0 ) THEN
520	IF ( .NOT. mask_surface(mid) ) THEN
521	DO i = 1, mask_size_l(mid,1)
522	DO j = 1, mask_size_l(mid,2)
523	DO k = 1, mask_size_l(mid,3)
524	local_pf(i,j,k) = &
525	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
526	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
527	ENDDO
528	ENDDO
529	ENDDO
530	ELSE
531	!
532	!-- Terrain-following masked output
533	DO i = 1, mask_size_l(mid,1)
534	DO j = 1, mask_size_l(mid,2)
535	!-- Get k index of the highest terraing surface
536	im = mask_i(mid,i)
537	jm = mask_j(mid,j)
538	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
539	DIM = 1 ) - 1
540	DO k = 1, mask_size_l(mid,3)
541	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
542	!-- Set value if not in building
543	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
544	local_pf(i,j,k) = fill_value
545	ELSE
546	local_pf(i,j,k) = q(kk,jm,im) - ql(kk,jm,im)
547	ENDIF
548	ENDDO
549	ENDDO
550	ENDDO
551	ENDIF
552	resorted = .TRUE.
553	ELSE
554	to_be_resorted => qv_av
555	ENDIF
556
557	CASE ( 'qr' )
558	IF ( av == 0 ) THEN
559	to_be_resorted => qr
560	ELSE
561	to_be_resorted => qr_av
562	ENDIF
563
564	CASE ( 'rho_sea_water' )
565	IF ( av == 0 ) THEN
566	to_be_resorted => rho_ocean
567	ELSE
568	to_be_resorted => rho_ocean_av
569	ENDIF
570
571	CASE ( 's' )
572	IF ( av == 0 ) THEN
573	to_be_resorted => s
574	ELSE
575	to_be_resorted => s_av
576	ENDIF
577
578	CASE ( 'sa' )
579	IF ( av == 0 ) THEN
580	to_be_resorted => sa
581	ELSE
582	to_be_resorted => sa_av
583	ENDIF
584
585	CASE ( 'u' )
586	flag_nr = 1
587	IF ( av == 0 ) THEN
588	to_be_resorted => u
589	ELSE
590	to_be_resorted => u_av
591	ENDIF
592
593	CASE ( 'v' )
594	flag_nr = 2
595	IF ( av == 0 ) THEN
596	to_be_resorted => v
597	ELSE
598	to_be_resorted => v_av
599	ENDIF
600
601	CASE ( 'thetav' )
602	IF ( av == 0 ) THEN
603	to_be_resorted => vpt
604	ELSE
605	to_be_resorted => vpt_av
606	ENDIF
607
608	CASE ( 'w' )
609	flag_nr = 3
610	IF ( av == 0 ) THEN
611	to_be_resorted => w
612	ELSE
613	to_be_resorted => w_av
614	ENDIF
615
616	CASE DEFAULT
617	!
618	!-- Set flag to steer output of radiation, land-surface, or user-defined
619	!-- quantities
620	found = .FALSE.
621	!
622	!-- Radiation quantity
623	IF ( .NOT. found .AND. radiation ) THEN
624	CALL radiation_data_output_mask(av, domask(mid,av,ivar), found,&
625	local_pf, mid )
626	ENDIF
627
628	IF ( .NOT. found .AND. air_chemistry ) THEN
629	CALL chem_data_output_mask(av, domask(mid,av,ivar), found, &
630	local_pf, mid )
631	ENDIF
632	!
633	!-- Check for diagnostic quantities
634	IF ( .NOT. found ) THEN
635	CALL doq_output_mask( av, domask(mid,av,ivar), found, local_pf, &
636	mid)
637	ENDIF
638	!
639	!-- SALSA quantities
640	IF ( .NOT. found .AND. salsa ) THEN
641	CALL salsa_data_output_mask( av, domask(mid,av,ivar), found, &
642	local_pf, mid )
643	ENDIF
644	!
645	!-- User defined quantity
646	IF ( .NOT. found ) THEN
647	CALL user_data_output_mask(av, domask(mid,av,ivar), found, &
648	local_pf, mid )
649	ENDIF
650
651	resorted = .TRUE.
652
653	IF ( .NOT. found ) THEN
654	WRITE ( message_string, * ) 'no masked output available for: ',&
655	TRIM( domask(mid,av,ivar) )
656	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
657	ENDIF
658
659	END SELECT
660
661	!
662	!-- Resort the array to be output, if not done above
663	IF ( .NOT. resorted ) THEN
664	IF ( .NOT. mask_surface(mid) ) THEN
665	!
666	!-- Default masked output
667	DO i = 1, mask_size_l(mid,1)
668	DO j = 1, mask_size_l(mid,2)
669	DO k = 1, mask_size_l(mid,3)
670	local_pf(i,j,k) = MERGE( to_be_resorted(mask_k(mid,k), &
671	mask_j(mid,j), &
672	mask_i(mid,i)), &
673	REAL( fill_value, KIND = wp ), &
674	BTEST( wall_flags_total_0( &
675	mask_k(mid,k), &
676	mask_j(mid,j), &
677	mask_i(mid,i)), &
678	flag_nr ) )
679	ENDDO
680	ENDDO
681	ENDDO
682
683	ELSE
684	!
685	!-- Terrain-following masked output
686	DO i = 1, mask_size_l(mid,1)
687	DO j = 1, mask_size_l(mid,2)
688	!-- Get k index of the highest terraing surface
689	im = mask_i(mid,i)
690	jm = mask_j(mid,j)
691	ktt = MINLOC( MERGE( 1, 0, BTEST( wall_flags_total_0(:,jm,im), 5 )), &
692	DIM = 1 ) - 1
693	DO k = 1, mask_size_l(mid,3)
694	kk = MIN( ktt+mask_k(mid,k), nzt+1 )
695	!-- Set value if not in building
696	IF ( BTEST( wall_flags_total_0(kk,jm,im), 6 ) ) THEN
697	local_pf(i,j,k) = fill_value
698	ELSE
699	local_pf(i,j,k) = to_be_resorted(kk,jm,im)
700	ENDIF
701	ENDDO
702	ENDDO
703	ENDDO
704
705	ENDIF
706	ENDIF
707
708	!
709	!-- I/O block. I/O methods are implemented
710	!-- (1) for parallel execution
711	!-- a. with netCDF 4 parallel I/O-enabled library
712	!-- b. with netCDF 3 library
713	!-- (2) for serial execution.
714	!-- The choice of method depends on the correct setting of preprocessor
715	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
716	!-- netcdf_data_format.
717	#if defined( __parallel )
718	#if defined( __netcdf4_parallel )
719	IF ( netcdf_data_format > 4 ) THEN
720	!
721	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
722	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
723	id_var_domask(mid,av,ivar), local_pf, &
724	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
725	mask_start_l(mid,3), domask_time_count(mid,av) /), &
726	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
727	mask_size_l(mid,3), 1 /) )
728	CALL netcdf_handle_error( 'data_output_mask', 461 )
729	ELSE
730	#endif
731	!
732	!-- (1) b. Conventional I/O only through PE0
733	!-- PE0 receives partial arrays from all processors of the respective mask
734	!-- and outputs them. Here a barrier has to be set, because otherwise
735	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
736	CALL MPI_BARRIER( comm2d, ierr )
737
738	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
739	IF ( myid == 0 ) THEN
740	!
741	!-- Local array can be relocated directly.
742	total_pf( &
743	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
744	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
745	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
746	= local_pf
747	!
748	!-- Receive data from all other PEs.
749	DO n = 1, numprocs-1
750	!
751	!-- Receive index limits first, then array.
752	!-- Index limits are received in arbitrary order from the PEs.
753	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
754	comm2d, status, ierr )
755	!
756	!-- Not all PEs have data for the mask
757	IF ( ind(1) /= -9999 ) THEN
758	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
759	( ind(6)-ind(5)+1 )
760	sender = status(MPI_SOURCE)
761	DEALLOCATE( local_pf )
762	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
763	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
764	MPI_REAL, sender, 1, comm2d, status, ierr )
765	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
766	= local_pf
767	ENDIF
768	ENDDO
769
770	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
771	id_var_domask(mid,av,ivar), total_pf, &
772	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
773	count = (/ mask_size(mid,1), mask_size(mid,2), &
774	mask_size(mid,3), 1 /) )
775	CALL netcdf_handle_error( 'data_output_mask', 462 )
776
777	ELSE
778	!
779	!-- If at least part of the mask resides on the PE, send the index
780	!-- limits for the target array, otherwise send -9999 to PE0.
781	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
782	mask_size_l(mid,3) > 0 ) &
783	THEN
784	ind(1) = mask_start_l(mid,1)
785	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
786	ind(3) = mask_start_l(mid,2)
787	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
788	ind(5) = mask_start_l(mid,3)
789	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
790	ELSE
791	ind(1) = -9999; ind(2) = -9999
792	ind(3) = -9999; ind(4) = -9999
793	ind(5) = -9999; ind(6) = -9999
794	ENDIF
795	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
796	!
797	!-- If applicable, send data to PE0.
798	IF ( ind(1) /= -9999 ) THEN
799	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
800	ierr )
801	ENDIF
802	ENDIF
803	!
804	!-- A barrier has to be set, because otherwise some PEs may proceed too
805	!-- fast so that PE0 may receive wrong data on tag 0.
806	CALL MPI_BARRIER( comm2d, ierr )
807	#if defined( __netcdf4_parallel )
808	ENDIF
809	#endif
810	#else
811	!
812	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
813	!-- data and writes them directly to file.
814	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
815	id_var_domask(mid,av,ivar), local_pf, &
816	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
817	count = (/ mask_size_l(mid,1), mask_size_l(mid,2),&
818	mask_size_l(mid,3), 1 /) )
819	CALL netcdf_handle_error( 'data_output_mask', 463 )
820	#endif
821
822	ivar = ivar + 1
823
824	ENDDO
825
826	!
827	!-- Deallocate temporary arrays.
828	DEALLOCATE( local_pf )
829	#if defined( __parallel )
830	IF ( myid == 0 ) THEN
831	DEALLOCATE( total_pf )
832	ENDIF
833	#endif
834
835	!
836	!-- Switch back to original format given by user (see beginning of this routine)
837	netcdf_data_format = netcdf_data_format_save
838
839	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
840	#endif
841
842
843	END SUBROUTINE data_output_mask

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