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source: palm/trunk/SOURCE/data_output_mask.f90 @ 1763

Last change on this file since 1763 was 1692, checked in by maronga, 9 years ago
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[1691]	1	!> @file data_output_mask.f90
[1320]	2	!--------------------------------------------------------------------------------!
	3	! This file is part of PALM.
	4	!
	5	! PALM is free software: you can redistribute it and/or modify it under the terms
	6	! of the GNU General Public License as published by the Free Software Foundation,
	7	! either version 3 of the License, or (at your option) any later version.
	8	!
	9	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	10	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	11	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	12	!
	13	! You should have received a copy of the GNU General Public License along with
	14	! PALM. If not, see <http://www.gnu.org/licenses/>.
	15	!
[1691]	16	! Copyright 1997-2015 Leibniz Universitaet Hannover
[1320]	17	!--------------------------------------------------------------------------------!
	18	!
	19	! Current revisions:
	20	! -----------------
[1692]	21	!
	22	!
[1320]	23	! Former revisions:
	24	! -----------------
	25	! $Id: data_output_mask.f90 1692 2015-10-26 16:29:17Z hellstea $
	26	!
[1692]	27	! 1691 2015-10-26 16:17:44Z maronga
	28	! Added output of radiative heating rates for RRTMG
	29	!
[1691]	30	! 1682 2015-10-07 23:56:08Z knoop
	31	! Code annotations made doxygen readable
	32	!
	33	! 1585 2015-04-30 07:05:52Z maronga
[1586]	34	! Added support for RRTMG
	35	!
[1585]	36	! 1438 2014-07-22 14:14:06Z heinze
[1439]	37	! +nr, qc, qr
	38	!
[1438]	39	! 1359 2014-04-11 17:15:14Z hoffmann
[1360]	40	! New particle structure integrated.
	41	!
[1359]	42	! 1353 2014-04-08 15:21:23Z heinze
[1354]	43	! REAL constants provided with KIND-attribute
	44	!
[1353]	45	! 1327 2014-03-21 11:00:16Z raasch
[1329]	46	!
	47	!
[1321]	48	! 1320 2014-03-20 08:40:49Z raasch
	49	! ONLY-attribute added to USE-statements,
	50	! kind-parameters added to all INTEGER and REAL declaration statements,
	51	! kinds are defined in new module kinds,
	52	! revision history before 2012 removed,
	53	! comment fields (!:) to be used for variable explanations added to
	54	! all variable declaration statements
	55	!
[1320]	56	! 1318 2014-03-17 13:35:16Z raasch
	57	! barrier argument removed from cpu_log,
	58	! module interfaces removed
	59	!
	60	! 1092 2013-02-02 11:24:22Z raasch
	61	! unused variables removed
	62	!
	63	! 1036 2012-10-22 13:43:42Z raasch
	64	! code put under GPL (PALM 3.9)
	65	!
	66	! 1031 2012-10-19 14:35:30Z raasch
	67	! netCDF4 without parallel file support implemented
	68	!
	69	! 1007 2012-09-19 14:30:36Z franke
	70	! Bugfix: calculation of pr must depend on the particle weighting factor,
	71	! missing calculation of ql_vp added
	72	!
	73	! 410 2009-12-04 17:05:40Z letzel
	74	! Initial version
	75	!
	76	! Description:
	77	! ------------
[1682]	78	!> Masked data output in netCDF format for current mask (current value of mid).
[1320]	79	!------------------------------------------------------------------------------!
[1682]	80	SUBROUTINE data_output_mask( av )
[1320]	81
[1691]	82
[1682]	83
[1320]	84	#if defined( __netcdf )
	85	USE arrays_3d, &
[1438]	86	ONLY: e, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho, sa, tend, u, &
	87	v, vpt, w
[1320]	88
	89	USE averaging, &
[1438]	90	ONLY: e_av, lpt_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, qc_av, &
	91	ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, rho_av, s_av, &
	92	sa_av, u_av, v_av, vpt_av, w_av
[1320]	93
	94	USE cloud_parameters, &
	95	ONLY: l_d_cp, pt_d_t
	96
	97	USE control_parameters, &
[1438]	98	ONLY: cloud_physics, domask, domask_no, domask_time_count, &
	99	mask_i, mask_j, mask_k, mask_size, mask_size_l, &
	100	mask_start_l, max_masks, message_string, mid, &
	101	netcdf_data_format, nz_do3d, simulated_time
[1320]	102	USE cpulog, &
	103	ONLY: cpu_log, log_point
[1438]	104
	105
[1320]	106
	107	USE indices, &
	108	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt
	109
	110	USE kinds
	111
	112	USE netcdf
	113
	114	USE netcdf_control
	115
	116	USE particle_attributes, &
[1359]	117	ONLY: grid_particles, number_of_particles, particles, &
	118	particle_advection_start, prt_count
[1320]	119
	120	USE pegrid
	121
[1585]	122	USE radiation_model_mod, &
	123	ONLY: rad_lw_in, rad_lw_in_av, rad_lw_out, rad_lw_out_av, &
[1691]	124	rad_lw_cs_hr, rad_lw_cs_hr_av, rad_lw_hr, rad_lw_hr_av, &
	125	rad_sw_in, rad_sw_in_av, rad_sw_out, rad_sw_out_av, &
	126	rad_sw_cs_hr, rad_sw_cs_hr_av, rad_sw_hr, rad_sw_hr_av
[1585]	127
[1691]	128
[1320]	129	IMPLICIT NONE
	130
[1682]	131	INTEGER(iwp) :: av !<
	132	INTEGER(iwp) :: ngp !<
	133	INTEGER(iwp) :: i !<
	134	INTEGER(iwp) :: if !<
	135	INTEGER(iwp) :: j !<
	136	INTEGER(iwp) :: k !<
	137	INTEGER(iwp) :: n !<
	138	INTEGER(iwp) :: psi !<
	139	INTEGER(iwp) :: sender !<
	140	INTEGER(iwp) :: ind(6) !<
[1320]	141
[1682]	142	LOGICAL :: found !<
	143	LOGICAL :: resorted !<
[1320]	144
[1682]	145	REAL(wp) :: mean_r !<
	146	REAL(wp) :: s_r2 !<
	147	REAL(wp) :: s_r3 !<
[1320]	148
[1682]	149	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
[1320]	150	#if defined( __parallel )
[1682]	151	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !<
[1320]	152	#endif
[1682]	153	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !<
[1320]	154
	155	!
	156	!-- Return, if nothing to output
	157	IF ( domask_no(mid,av) == 0 ) RETURN
	158
	159	CALL cpu_log (log_point(49),'data_output_mask','start')
	160
	161	!
	162	!-- Open output file.
[1327]	163	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	164	CALL check_open( 200+mid+av*max_masks )
	165	ENDIF
	166
	167	!
	168	!-- Allocate total and local output arrays.
	169	#if defined( __parallel )
	170	IF ( myid == 0 ) THEN
	171	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
	172	ENDIF
	173	#endif
	174	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	175	mask_size_l(mid,3)) )
	176
	177	!
	178	!-- Update the netCDF time axis.
	179	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
[1327]	180	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	181	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
	182	(/ simulated_time /), &
	183	start = (/ domask_time_count(mid,av) /), &
	184	count = (/ 1 /) )
	185	CALL handle_netcdf_error( 'data_output_mask', 460 )
	186	ENDIF
	187
	188	!
	189	!-- Loop over all variables to be written.
	190	if = 1
	191
	192	DO WHILE ( domask(mid,av,if)(1:1) /= ' ' )
	193	!
	194	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
	195	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. if > 1 ) THEN
	196	DEALLOCATE( local_pf )
	197	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	198	mask_size_l(mid,3)) )
	199	ENDIF
	200	!
	201	!-- Store the variable chosen.
	202	resorted = .FALSE.
	203	SELECT CASE ( TRIM( domask(mid,av,if) ) )
	204
	205	CASE ( 'e' )
	206	IF ( av == 0 ) THEN
	207	to_be_resorted => e
	208	ELSE
	209	to_be_resorted => e_av
	210	ENDIF
	211
	212	CASE ( 'lpt' )
	213	IF ( av == 0 ) THEN
	214	to_be_resorted => pt
	215	ELSE
	216	to_be_resorted => lpt_av
	217	ENDIF
	218
[1438]	219	CASE ( 'nr' )
	220	IF ( av == 0 ) THEN
	221	to_be_resorted => nr
	222	ELSE
	223	to_be_resorted => nr_av
	224	ENDIF
	225
[1320]	226	CASE ( 'p' )
	227	IF ( av == 0 ) THEN
	228	to_be_resorted => p
	229	ELSE
	230	to_be_resorted => p_av
	231	ENDIF
	232
	233	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
	234	IF ( av == 0 ) THEN
	235	tend = prt_count
	236	CALL exchange_horiz( tend, nbgp )
	237	DO i = 1, mask_size_l(mid,1)
	238	DO j = 1, mask_size_l(mid,2)
	239	DO k = 1, mask_size_l(mid,3)
	240	local_pf(i,j,k) = tend(mask_k(mid,k), &
	241	mask_j(mid,j),mask_i(mid,i))
	242	ENDDO
	243	ENDDO
	244	ENDDO
	245	resorted = .TRUE.
	246	ELSE
	247	CALL exchange_horiz( pc_av, nbgp )
	248	to_be_resorted => pc_av
	249	ENDIF
	250
[1359]	251	CASE ( 'pr' ) ! mean particle radius (effective radius)
[1320]	252	IF ( av == 0 ) THEN
[1359]	253	IF ( simulated_time >= particle_advection_start ) THEN
	254	DO i = nxl, nxr
	255	DO j = nys, nyn
	256	DO k = nzb, nz_do3d
	257	number_of_particles = prt_count(k,j,i)
	258	IF (number_of_particles <= 0) CYCLE
	259	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	260	s_r2 = 0.0_wp
	261	s_r3 = 0.0_wp
	262	DO n = 1, number_of_particles
	263	IF ( particles(n)%particle_mask ) THEN
	264	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
	265	grid_particles(k,j,i)%particles(n)%weight_factor
	266	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
	267	grid_particles(k,j,i)%particles(n)%weight_factor
	268	ENDIF
	269	ENDDO
	270	IF ( s_r2 > 0.0_wp ) THEN
	271	mean_r = s_r3 / s_r2
	272	ELSE
	273	mean_r = 0.0_wp
	274	ENDIF
	275	tend(k,j,i) = mean_r
[1320]	276	ENDDO
	277	ENDDO
	278	ENDDO
[1359]	279	CALL exchange_horiz( tend, nbgp )
	280	ELSE
	281	tend = 0.0_wp
	282	ENDIF
[1320]	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( pr_av, nbgp )
	294	to_be_resorted => pr_av
	295	ENDIF
	296
	297	CASE ( 'pt' )
	298	IF ( av == 0 ) THEN
	299	IF ( .NOT. cloud_physics ) THEN
	300	to_be_resorted => pt
	301	ELSE
	302	DO i = 1, mask_size_l(mid,1)
	303	DO j = 1, mask_size_l(mid,2)
	304	DO k = 1, mask_size_l(mid,3)
	305	local_pf(i,j,k) = &
	306	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
	307	+ l_d_cp * pt_d_t(mask_k(mid,k)) * &
	308	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	309	ENDDO
	310	ENDDO
	311	ENDDO
	312	resorted = .TRUE.
	313	ENDIF
	314	ELSE
	315	to_be_resorted => pt_av
	316	ENDIF
	317
	318	CASE ( 'q' )
	319	IF ( av == 0 ) THEN
	320	to_be_resorted => q
	321	ELSE
	322	to_be_resorted => q_av
	323	ENDIF
	324
[1438]	325	CASE ( 'qc' )
	326	IF ( av == 0 ) THEN
	327	to_be_resorted => qc
	328	ELSE
	329	to_be_resorted => qc_av
	330	ENDIF
	331
[1320]	332	CASE ( 'ql' )
	333	IF ( av == 0 ) THEN
	334	to_be_resorted => ql
	335	ELSE
	336	to_be_resorted => ql_av
	337	ENDIF
	338
	339	CASE ( 'ql_c' )
	340	IF ( av == 0 ) THEN
	341	to_be_resorted => ql_c
	342	ELSE
	343	to_be_resorted => ql_c_av
	344	ENDIF
	345
	346	CASE ( 'ql_v' )
	347	IF ( av == 0 ) THEN
	348	to_be_resorted => ql_v
	349	ELSE
	350	to_be_resorted => ql_v_av
	351	ENDIF
	352
	353	CASE ( 'ql_vp' )
	354	IF ( av == 0 ) THEN
[1359]	355	IF ( simulated_time >= particle_advection_start ) THEN
	356	DO i = nxl, nxr
	357	DO j = nys, nyn
	358	DO k = nzb, nz_do3d
	359	number_of_particles = prt_count(k,j,i)
	360	IF (number_of_particles <= 0) CYCLE
	361	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	362	DO n = 1, number_of_particles
	363	IF ( particles(n)%particle_mask ) THEN
	364	tend(k,j,i) = tend(k,j,i) + &
[1320]	365	particles(n)%weight_factor / &
	366	prt_count(k,j,i)
[1359]	367	ENDIF
	368	ENDDO
[1320]	369	ENDDO
	370	ENDDO
	371	ENDDO
[1359]	372	CALL exchange_horiz( tend, nbgp )
	373	ELSE
	374	tend = 0.0_wp
	375	ENDIF
[1320]	376	DO i = 1, mask_size_l(mid,1)
	377	DO j = 1, mask_size_l(mid,2)
	378	DO k = 1, mask_size_l(mid,3)
	379	local_pf(i,j,k) = tend(mask_k(mid,k), &
	380	mask_j(mid,j),mask_i(mid,i))
	381	ENDDO
	382	ENDDO
	383	ENDDO
	384	resorted = .TRUE.
	385	ELSE
	386	CALL exchange_horiz( ql_vp_av, nbgp )
	387	to_be_resorted => ql_vp_av
	388	ENDIF
	389
	390	CASE ( 'qv' )
	391	IF ( av == 0 ) THEN
	392	DO i = 1, mask_size_l(mid,1)
	393	DO j = 1, mask_size_l(mid,2)
	394	DO k = 1, mask_size_l(mid,3)
	395	local_pf(i,j,k) = &
	396	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
	397	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	398	ENDDO
	399	ENDDO
	400	ENDDO
	401	resorted = .TRUE.
	402	ELSE
	403	to_be_resorted => qv_av
	404	ENDIF
	405
[1438]	406	CASE ( 'qr' )
	407	IF ( av == 0 ) THEN
	408	to_be_resorted => qr
	409	ELSE
	410	to_be_resorted => qr_av
	411	ENDIF
	412
[1691]	413	CASE ( 'rad_lw_in' )
	414	IF ( av == 0 ) THEN
	415	to_be_resorted => rad_lw_in
	416	ELSE
	417	to_be_resorted => rad_lw_in_av
	418	ENDIF
	419
	420	CASE ( 'rad_lw_out' )
	421	IF ( av == 0 ) THEN
	422	to_be_resorted => rad_lw_out
	423	ELSE
	424	to_be_resorted => rad_lw_out_av
	425	ENDIF
	426
	427	CASE ( 'rad_lw_cs_hr' )
	428	IF ( av == 0 ) THEN
	429	to_be_resorted => rad_lw_cs_hr
	430	ELSE
	431	to_be_resorted => rad_lw_cs_hr_av
	432	ENDIF
	433
	434	CASE ( 'rad_lw_hr' )
	435	IF ( av == 0 ) THEN
	436	to_be_resorted => rad_lw_hr
	437	ELSE
	438	to_be_resorted => rad_lw_hr_av
	439	ENDIF
	440
[1585]	441	CASE ( 'rad_sw_in' )
	442	IF ( av == 0 ) THEN
	443	to_be_resorted => rad_sw_in
	444	ELSE
	445	to_be_resorted => rad_sw_in_av
	446	ENDIF
	447
	448	CASE ( 'rad_sw_out' )
	449	IF ( av == 0 ) THEN
	450	to_be_resorted => rad_sw_out
	451	ELSE
	452	to_be_resorted => rad_sw_out_av
	453	ENDIF
	454
[1691]	455	CASE ( 'rad_sw_cs_hr' )
[1585]	456	IF ( av == 0 ) THEN
[1691]	457	to_be_resorted => rad_sw_cs_hr
[1585]	458	ELSE
[1691]	459	to_be_resorted => rad_sw_cs_hr_av
[1585]	460	ENDIF
	461
[1691]	462	CASE ( 'rad_sw_hr' )
[1585]	463	IF ( av == 0 ) THEN
[1691]	464	to_be_resorted => rad_sw_hr
[1585]	465	ELSE
[1691]	466	to_be_resorted => rad_sw_hr_av
[1585]	467	ENDIF
	468
[1320]	469	CASE ( 'rho' )
	470	IF ( av == 0 ) THEN
	471	to_be_resorted => rho
	472	ELSE
	473	to_be_resorted => rho_av
	474	ENDIF
	475
	476	CASE ( 's' )
	477	IF ( av == 0 ) THEN
	478	to_be_resorted => q
	479	ELSE
	480	to_be_resorted => s_av
	481	ENDIF
	482
	483	CASE ( 'sa' )
	484	IF ( av == 0 ) THEN
	485	to_be_resorted => sa
	486	ELSE
	487	to_be_resorted => sa_av
	488	ENDIF
	489
	490	CASE ( 'u' )
	491	IF ( av == 0 ) THEN
	492	to_be_resorted => u
	493	ELSE
	494	to_be_resorted => u_av
	495	ENDIF
	496
	497	CASE ( 'v' )
	498	IF ( av == 0 ) THEN
	499	to_be_resorted => v
	500	ELSE
	501	to_be_resorted => v_av
	502	ENDIF
	503
	504	CASE ( 'vpt' )
	505	IF ( av == 0 ) THEN
	506	to_be_resorted => vpt
	507	ELSE
	508	to_be_resorted => vpt_av
	509	ENDIF
	510
	511	CASE ( 'w' )
	512	IF ( av == 0 ) THEN
	513	to_be_resorted => w
	514	ELSE
	515	to_be_resorted => w_av
	516	ENDIF
	517
	518	CASE DEFAULT
	519	!
	520	!-- User defined quantity
	521	CALL user_data_output_mask(av, domask(mid,av,if), found, local_pf )
	522	resorted = .TRUE.
	523
	524	IF ( .NOT. found ) THEN
	525	WRITE ( message_string, * ) 'no output available for: ', &
	526	TRIM( domask(mid,av,if) )
	527	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
	528	ENDIF
	529
	530	END SELECT
	531
	532	!
	533	!-- Resort the array to be output, if not done above
	534	IF ( .NOT. resorted ) THEN
	535	DO i = 1, mask_size_l(mid,1)
	536	DO j = 1, mask_size_l(mid,2)
	537	DO k = 1, mask_size_l(mid,3)
	538	local_pf(i,j,k) = to_be_resorted(mask_k(mid,k), &
	539	mask_j(mid,j),mask_i(mid,i))
	540	ENDDO
	541	ENDDO
	542	ENDDO
	543	ENDIF
	544
	545	!
	546	!-- I/O block. I/O methods are implemented
	547	!-- (1) for parallel execution
	548	!-- a. with netCDF 4 parallel I/O-enabled library
	549	!-- b. with netCDF 3 library
	550	!-- (2) for serial execution.
	551	!-- The choice of method depends on the correct setting of preprocessor
	552	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
	553	!-- netcdf_data_format.
	554	#if defined( __parallel )
	555	#if defined( __netcdf4_parallel )
	556	IF ( netcdf_data_format > 4 ) THEN
	557	!
	558	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
	559	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	560	id_var_domask(mid,av,if), &
	561	local_pf, &
	562	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
	563	mask_start_l(mid,3), domask_time_count(mid,av) /), &
	564	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
	565	mask_size_l(mid,3), 1 /) )
	566	CALL handle_netcdf_error( 'data_output_mask', 461 )
	567	ELSE
	568	#endif
	569	!
	570	!-- (1) b. Conventional I/O only through PE0
	571	!-- PE0 receives partial arrays from all processors of the respective mask
	572	!-- and outputs them. Here a barrier has to be set, because otherwise
	573	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
	574	CALL MPI_BARRIER( comm2d, ierr )
	575
	576	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
	577	IF ( myid == 0 ) THEN
	578	!
	579	!-- Local array can be relocated directly.
	580	total_pf( &
	581	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
	582	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
	583	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
	584	= local_pf
	585	!
	586	!-- Receive data from all other PEs.
	587	DO n = 1, numprocs-1
	588	!
	589	!-- Receive index limits first, then array.
	590	!-- Index limits are received in arbitrary order from the PEs.
	591	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
	592	comm2d, status, ierr )
	593	!
	594	!-- Not all PEs have data for the mask
	595	IF ( ind(1) /= -9999 ) THEN
	596	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
	597	( ind(6)-ind(5)+1 )
	598	sender = status(MPI_SOURCE)
	599	DEALLOCATE( local_pf )
	600	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
	601	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
	602	MPI_REAL, sender, 1, comm2d, status, ierr )
	603	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
	604	= local_pf
	605	ENDIF
	606	ENDDO
	607
	608	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	609	id_var_domask(mid,av,if), total_pf, &
	610	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	611	count = (/ mask_size(mid,1), mask_size(mid,2), &
	612	mask_size(mid,3), 1 /) )
	613	CALL handle_netcdf_error( 'data_output_mask', 462 )
	614
	615	ELSE
	616	!
	617	!-- If at least part of the mask resides on the PE, send the index
	618	!-- limits for the target array, otherwise send -9999 to PE0.
	619	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
	620	mask_size_l(mid,3) > 0 ) &
	621	THEN
	622	ind(1) = mask_start_l(mid,1)
	623	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
	624	ind(3) = mask_start_l(mid,2)
	625	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
	626	ind(5) = mask_start_l(mid,3)
	627	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
	628	ELSE
	629	ind(1) = -9999; ind(2) = -9999
	630	ind(3) = -9999; ind(4) = -9999
	631	ind(5) = -9999; ind(6) = -9999
	632	ENDIF
	633	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
	634	!
	635	!-- If applicable, send data to PE0.
	636	IF ( ind(1) /= -9999 ) THEN
	637	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
	638	ierr )
	639	ENDIF
	640	ENDIF
	641	!
	642	!-- A barrier has to be set, because otherwise some PEs may proceed too
	643	!-- fast so that PE0 may receive wrong data on tag 0.
	644	CALL MPI_BARRIER( comm2d, ierr )
	645	#if defined( __netcdf4_parallel )
	646	ENDIF
	647	#endif
	648	#else
	649	!
	650	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
	651	!-- data and writes them directly to file.
	652	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	653	id_var_domask(mid,av,if), &
	654	local_pf, &
	655	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	656	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
	657	mask_size_l(mid,3), 1 /) )
	658	CALL handle_netcdf_error( 'data_output_mask', 463 )
	659	#endif
	660
	661	if = if + 1
	662
	663	ENDDO
	664
	665	!
	666	!-- Deallocate temporary arrays.
	667	DEALLOCATE( local_pf )
	668	#if defined( __parallel )
	669	IF ( myid == 0 ) THEN
	670	DEALLOCATE( total_pf )
	671	ENDIF
	672	#endif
	673
	674
	675	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
	676	#endif
	677
	678	END SUBROUTINE data_output_mask

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