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source: palm/trunk/SOURCE/data_output_mask.f90 @ 1985

Last change on this file since 1985 was 1981, checked in by suehring, 8 years ago
last commit documented
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File size: 23.5 KB

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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	!
[1818]	16	! Copyright 1997-2016 Leibniz Universitaet Hannover
[1320]	17	!--------------------------------------------------------------------------------!
	18	!
	19	! Current revisions:
	20	! -----------------
[1981]	21	!
	22	!
[1320]	23	! Former revisions:
	24	! -----------------
	25	! $Id: data_output_mask.f90 1981 2016-07-29 15:53:00Z suehring $
	26	!
[1981]	27	! 1980 2016-07-29 15:51:57Z suehring
	28	! Bugfix, in order to steer user-defined output, setting flag found explicitly
	29	! to .F.
	30	!
[1980]	31	! 1976 2016-07-27 13:28:04Z maronga
[1977]	32	! Output of radiation quantities is now done directly in the respective module
	33	!
[1976]	34	! 1960 2016-07-12 16:34:24Z suehring
[1961]	35	! Separate humidity and passive scalar
	36	!
[1784]	37	! 2016-03-06 18:36:17Z raasch
	38	! name change of netcdf routines and module + related changes,
	39	! switch back of netcdf data format moved from time integration routine to here
	40	!
[1960]	41	! 1691 2015-10-26 16:17:44Z maronga
[1692]	42	! Added output of radiative heating rates for RRTMG
	43	!
[1691]	44	! 1682 2015-10-07 23:56:08Z knoop
	45	! Code annotations made doxygen readable
	46	!
	47	! 1585 2015-04-30 07:05:52Z maronga
[1586]	48	! Added support for RRTMG
	49	!
[1585]	50	! 1438 2014-07-22 14:14:06Z heinze
[1439]	51	! +nr, qc, qr
	52	!
[1438]	53	! 1359 2014-04-11 17:15:14Z hoffmann
[1360]	54	! New particle structure integrated.
	55	!
[1359]	56	! 1353 2014-04-08 15:21:23Z heinze
[1354]	57	! REAL constants provided with KIND-attribute
	58	!
[1353]	59	! 1327 2014-03-21 11:00:16Z raasch
[1329]	60	!
	61	!
[1321]	62	! 1320 2014-03-20 08:40:49Z raasch
	63	! ONLY-attribute added to USE-statements,
	64	! kind-parameters added to all INTEGER and REAL declaration statements,
	65	! kinds are defined in new module kinds,
	66	! revision history before 2012 removed,
	67	! comment fields (!:) to be used for variable explanations added to
	68	! all variable declaration statements
	69	!
[1320]	70	! 1318 2014-03-17 13:35:16Z raasch
	71	! barrier argument removed from cpu_log,
	72	! module interfaces removed
	73	!
	74	! 1092 2013-02-02 11:24:22Z raasch
	75	! unused variables removed
	76	!
	77	! 1036 2012-10-22 13:43:42Z raasch
	78	! code put under GPL (PALM 3.9)
	79	!
	80	! 1031 2012-10-19 14:35:30Z raasch
	81	! netCDF4 without parallel file support implemented
	82	!
	83	! 1007 2012-09-19 14:30:36Z franke
	84	! Bugfix: calculation of pr must depend on the particle weighting factor,
	85	! missing calculation of ql_vp added
	86	!
	87	! 410 2009-12-04 17:05:40Z letzel
	88	! Initial version
	89	!
	90	! Description:
	91	! ------------
[1682]	92	!> Masked data output in netCDF format for current mask (current value of mid).
[1320]	93	!------------------------------------------------------------------------------!
[1682]	94	SUBROUTINE data_output_mask( av )
[1320]	95
[1691]	96
[1682]	97
[1320]	98	#if defined( __netcdf )
	99	USE arrays_3d, &
[1960]	100	ONLY: e, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho, s, sa, tend, u, &
[1438]	101	v, vpt, w
[1320]	102
	103	USE averaging, &
[1438]	104	ONLY: e_av, lpt_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, qc_av, &
	105	ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, rho_av, s_av, &
	106	sa_av, u_av, v_av, vpt_av, w_av
[1320]	107
	108	USE cloud_parameters, &
	109	ONLY: l_d_cp, pt_d_t
	110
	111	USE control_parameters, &
[1783]	112	ONLY: cloud_physics, domask, domask_no, domask_time_count, mask_i, &
	113	mask_j, mask_k, mask_size, mask_size_l, mask_start_l, &
	114	max_masks, message_string, mid, nz_do3d, simulated_time
[1320]	115	USE cpulog, &
	116	ONLY: cpu_log, log_point
[1438]	117
[1320]	118	USE indices, &
	119	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt
	120
	121	USE kinds
	122
[1783]	123	USE NETCDF
[1320]	124
[1783]	125	USE netcdf_interface, &
	126	ONLY: id_set_mask, id_var_domask, id_var_time_mask, nc_stat, &
	127	netcdf_data_format, netcdf_handle_error
[1320]	128
	129	USE particle_attributes, &
[1359]	130	ONLY: grid_particles, number_of_particles, particles, &
	131	particle_advection_start, prt_count
[1320]	132
	133	USE pegrid
	134
[1585]	135	USE radiation_model_mod, &
[1976]	136	ONLY: radiation, radiation_data_output_mask
[1585]	137
[1320]	138	IMPLICIT NONE
	139
[1682]	140	INTEGER(iwp) :: av !<
	141	INTEGER(iwp) :: ngp !<
	142	INTEGER(iwp) :: i !<
	143	INTEGER(iwp) :: if !<
	144	INTEGER(iwp) :: j !<
	145	INTEGER(iwp) :: k !<
	146	INTEGER(iwp) :: n !<
[1783]	147	INTEGER(iwp) :: netcdf_data_format_save !<
[1682]	148	INTEGER(iwp) :: psi !<
	149	INTEGER(iwp) :: sender !<
	150	INTEGER(iwp) :: ind(6) !<
[1320]	151
[1682]	152	LOGICAL :: found !<
	153	LOGICAL :: resorted !<
[1320]	154
[1682]	155	REAL(wp) :: mean_r !<
	156	REAL(wp) :: s_r2 !<
	157	REAL(wp) :: s_r3 !<
[1320]	158
[1682]	159	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
[1320]	160	#if defined( __parallel )
[1682]	161	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !<
[1320]	162	#endif
[1682]	163	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !<
[1320]	164
	165	!
	166	!-- Return, if nothing to output
	167	IF ( domask_no(mid,av) == 0 ) RETURN
	168
	169	CALL cpu_log (log_point(49),'data_output_mask','start')
	170
	171	!
[1783]	172	!-- Parallel netcdf output is not tested so far for masked data, hence
	173	!-- netcdf_data_format is switched back to non-paralell output.
	174	netcdf_data_format_save = netcdf_data_format
	175	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
	176	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
	177
	178	!
[1320]	179	!-- Open output file.
[1327]	180	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	181	CALL check_open( 200+mid+av*max_masks )
	182	ENDIF
	183
	184	!
	185	!-- Allocate total and local output arrays.
	186	#if defined( __parallel )
	187	IF ( myid == 0 ) THEN
	188	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
	189	ENDIF
	190	#endif
	191	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	192	mask_size_l(mid,3)) )
	193
	194	!
	195	!-- Update the netCDF time axis.
	196	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
[1327]	197	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	198	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
	199	(/ simulated_time /), &
	200	start = (/ domask_time_count(mid,av) /), &
	201	count = (/ 1 /) )
[1783]	202	CALL netcdf_handle_error( 'data_output_mask', 460 )
[1320]	203	ENDIF
	204
	205	!
	206	!-- Loop over all variables to be written.
	207	if = 1
	208
	209	DO WHILE ( domask(mid,av,if)(1:1) /= ' ' )
	210	!
	211	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
	212	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. if > 1 ) THEN
	213	DEALLOCATE( local_pf )
	214	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	215	mask_size_l(mid,3)) )
	216	ENDIF
	217	!
[1980]	218	!-- Set flag to steer output of radiation, land-surface, or user-defined
	219	!-- quantities
	220	found = .FALSE.
	221	!
[1320]	222	!-- Store the variable chosen.
	223	resorted = .FALSE.
	224	SELECT CASE ( TRIM( domask(mid,av,if) ) )
	225
	226	CASE ( 'e' )
	227	IF ( av == 0 ) THEN
	228	to_be_resorted => e
	229	ELSE
	230	to_be_resorted => e_av
	231	ENDIF
	232
	233	CASE ( 'lpt' )
	234	IF ( av == 0 ) THEN
	235	to_be_resorted => pt
	236	ELSE
	237	to_be_resorted => lpt_av
	238	ENDIF
	239
[1438]	240	CASE ( 'nr' )
	241	IF ( av == 0 ) THEN
	242	to_be_resorted => nr
	243	ELSE
	244	to_be_resorted => nr_av
	245	ENDIF
	246
[1320]	247	CASE ( 'p' )
	248	IF ( av == 0 ) THEN
	249	to_be_resorted => p
	250	ELSE
	251	to_be_resorted => p_av
	252	ENDIF
	253
	254	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
	255	IF ( av == 0 ) THEN
	256	tend = prt_count
	257	CALL exchange_horiz( tend, nbgp )
	258	DO i = 1, mask_size_l(mid,1)
	259	DO j = 1, mask_size_l(mid,2)
	260	DO k = 1, mask_size_l(mid,3)
	261	local_pf(i,j,k) = tend(mask_k(mid,k), &
	262	mask_j(mid,j),mask_i(mid,i))
	263	ENDDO
	264	ENDDO
	265	ENDDO
	266	resorted = .TRUE.
	267	ELSE
	268	CALL exchange_horiz( pc_av, nbgp )
	269	to_be_resorted => pc_av
	270	ENDIF
	271
[1359]	272	CASE ( 'pr' ) ! mean particle radius (effective radius)
[1320]	273	IF ( av == 0 ) THEN
[1359]	274	IF ( simulated_time >= particle_advection_start ) THEN
	275	DO i = nxl, nxr
	276	DO j = nys, nyn
	277	DO k = nzb, nz_do3d
	278	number_of_particles = prt_count(k,j,i)
	279	IF (number_of_particles <= 0) CYCLE
	280	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	281	s_r2 = 0.0_wp
	282	s_r3 = 0.0_wp
	283	DO n = 1, number_of_particles
	284	IF ( particles(n)%particle_mask ) THEN
	285	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
	286	grid_particles(k,j,i)%particles(n)%weight_factor
	287	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
	288	grid_particles(k,j,i)%particles(n)%weight_factor
	289	ENDIF
	290	ENDDO
	291	IF ( s_r2 > 0.0_wp ) THEN
	292	mean_r = s_r3 / s_r2
	293	ELSE
	294	mean_r = 0.0_wp
	295	ENDIF
	296	tend(k,j,i) = mean_r
[1320]	297	ENDDO
	298	ENDDO
	299	ENDDO
[1359]	300	CALL exchange_horiz( tend, nbgp )
	301	ELSE
	302	tend = 0.0_wp
	303	ENDIF
[1320]	304	DO i = 1, mask_size_l(mid,1)
	305	DO j = 1, mask_size_l(mid,2)
	306	DO k = 1, mask_size_l(mid,3)
	307	local_pf(i,j,k) = tend(mask_k(mid,k), &
	308	mask_j(mid,j),mask_i(mid,i))
	309	ENDDO
	310	ENDDO
	311	ENDDO
	312	resorted = .TRUE.
	313	ELSE
	314	CALL exchange_horiz( pr_av, nbgp )
	315	to_be_resorted => pr_av
	316	ENDIF
	317
	318	CASE ( 'pt' )
	319	IF ( av == 0 ) THEN
	320	IF ( .NOT. cloud_physics ) THEN
	321	to_be_resorted => pt
	322	ELSE
	323	DO i = 1, mask_size_l(mid,1)
	324	DO j = 1, mask_size_l(mid,2)
	325	DO k = 1, mask_size_l(mid,3)
	326	local_pf(i,j,k) = &
	327	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
	328	+ l_d_cp * pt_d_t(mask_k(mid,k)) * &
	329	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	330	ENDDO
	331	ENDDO
	332	ENDDO
	333	resorted = .TRUE.
	334	ENDIF
	335	ELSE
	336	to_be_resorted => pt_av
	337	ENDIF
	338
	339	CASE ( 'q' )
	340	IF ( av == 0 ) THEN
	341	to_be_resorted => q
	342	ELSE
	343	to_be_resorted => q_av
	344	ENDIF
	345
[1438]	346	CASE ( 'qc' )
	347	IF ( av == 0 ) THEN
	348	to_be_resorted => qc
	349	ELSE
	350	to_be_resorted => qc_av
	351	ENDIF
	352
[1320]	353	CASE ( 'ql' )
	354	IF ( av == 0 ) THEN
	355	to_be_resorted => ql
	356	ELSE
	357	to_be_resorted => ql_av
	358	ENDIF
	359
	360	CASE ( 'ql_c' )
	361	IF ( av == 0 ) THEN
	362	to_be_resorted => ql_c
	363	ELSE
	364	to_be_resorted => ql_c_av
	365	ENDIF
	366
	367	CASE ( 'ql_v' )
	368	IF ( av == 0 ) THEN
	369	to_be_resorted => ql_v
	370	ELSE
	371	to_be_resorted => ql_v_av
	372	ENDIF
	373
	374	CASE ( 'ql_vp' )
	375	IF ( av == 0 ) THEN
[1359]	376	IF ( simulated_time >= particle_advection_start ) THEN
	377	DO i = nxl, nxr
	378	DO j = nys, nyn
	379	DO k = nzb, nz_do3d
	380	number_of_particles = prt_count(k,j,i)
	381	IF (number_of_particles <= 0) CYCLE
	382	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	383	DO n = 1, number_of_particles
	384	IF ( particles(n)%particle_mask ) THEN
	385	tend(k,j,i) = tend(k,j,i) + &
[1320]	386	particles(n)%weight_factor / &
	387	prt_count(k,j,i)
[1359]	388	ENDIF
	389	ENDDO
[1320]	390	ENDDO
	391	ENDDO
	392	ENDDO
[1359]	393	CALL exchange_horiz( tend, nbgp )
	394	ELSE
	395	tend = 0.0_wp
	396	ENDIF
[1320]	397	DO i = 1, mask_size_l(mid,1)
	398	DO j = 1, mask_size_l(mid,2)
	399	DO k = 1, mask_size_l(mid,3)
	400	local_pf(i,j,k) = tend(mask_k(mid,k), &
	401	mask_j(mid,j),mask_i(mid,i))
	402	ENDDO
	403	ENDDO
	404	ENDDO
	405	resorted = .TRUE.
	406	ELSE
	407	CALL exchange_horiz( ql_vp_av, nbgp )
	408	to_be_resorted => ql_vp_av
	409	ENDIF
	410
	411	CASE ( 'qv' )
	412	IF ( av == 0 ) THEN
	413	DO i = 1, mask_size_l(mid,1)
	414	DO j = 1, mask_size_l(mid,2)
	415	DO k = 1, mask_size_l(mid,3)
	416	local_pf(i,j,k) = &
	417	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
	418	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	419	ENDDO
	420	ENDDO
	421	ENDDO
	422	resorted = .TRUE.
	423	ELSE
	424	to_be_resorted => qv_av
	425	ENDIF
	426
[1438]	427	CASE ( 'qr' )
	428	IF ( av == 0 ) THEN
	429	to_be_resorted => qr
	430	ELSE
	431	to_be_resorted => qr_av
	432	ENDIF
	433
[1320]	434	CASE ( 'rho' )
	435	IF ( av == 0 ) THEN
	436	to_be_resorted => rho
	437	ELSE
	438	to_be_resorted => rho_av
	439	ENDIF
	440
	441	CASE ( 's' )
	442	IF ( av == 0 ) THEN
[1960]	443	to_be_resorted => s
[1320]	444	ELSE
	445	to_be_resorted => s_av
	446	ENDIF
	447
	448	CASE ( 'sa' )
	449	IF ( av == 0 ) THEN
	450	to_be_resorted => sa
	451	ELSE
	452	to_be_resorted => sa_av
	453	ENDIF
	454
	455	CASE ( 'u' )
	456	IF ( av == 0 ) THEN
	457	to_be_resorted => u
	458	ELSE
	459	to_be_resorted => u_av
	460	ENDIF
	461
	462	CASE ( 'v' )
	463	IF ( av == 0 ) THEN
	464	to_be_resorted => v
	465	ELSE
	466	to_be_resorted => v_av
	467	ENDIF
	468
	469	CASE ( 'vpt' )
	470	IF ( av == 0 ) THEN
	471	to_be_resorted => vpt
	472	ELSE
	473	to_be_resorted => vpt_av
	474	ENDIF
	475
	476	CASE ( 'w' )
	477	IF ( av == 0 ) THEN
	478	to_be_resorted => w
	479	ELSE
	480	to_be_resorted => w_av
	481	ENDIF
	482
	483	CASE DEFAULT
[1976]	484
[1320]	485	!
[1976]	486	!-- Radiation quantity
	487	IF ( radiation ) THEN
	488	CALL radiation_data_output_mask(av, domask(mid,av,if), found, &
	489	local_pf )
	490	ENDIF
	491
	492	!
[1320]	493	!-- User defined quantity
[1976]	494	IF ( .NOT. found ) THEN
	495	CALL user_data_output_mask(av, domask(mid,av,if), found, &
	496	local_pf )
	497	ENDIF
	498
[1320]	499	resorted = .TRUE.
	500
	501	IF ( .NOT. found ) THEN
	502	WRITE ( message_string, * ) 'no output available for: ', &
	503	TRIM( domask(mid,av,if) )
	504	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
	505	ENDIF
	506
	507	END SELECT
	508
	509	!
	510	!-- Resort the array to be output, if not done above
	511	IF ( .NOT. resorted ) THEN
	512	DO i = 1, mask_size_l(mid,1)
	513	DO j = 1, mask_size_l(mid,2)
	514	DO k = 1, mask_size_l(mid,3)
	515	local_pf(i,j,k) = to_be_resorted(mask_k(mid,k), &
	516	mask_j(mid,j),mask_i(mid,i))
	517	ENDDO
	518	ENDDO
	519	ENDDO
	520	ENDIF
	521
	522	!
	523	!-- I/O block. I/O methods are implemented
	524	!-- (1) for parallel execution
	525	!-- a. with netCDF 4 parallel I/O-enabled library
	526	!-- b. with netCDF 3 library
	527	!-- (2) for serial execution.
	528	!-- The choice of method depends on the correct setting of preprocessor
	529	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
	530	!-- netcdf_data_format.
	531	#if defined( __parallel )
	532	#if defined( __netcdf4_parallel )
	533	IF ( netcdf_data_format > 4 ) THEN
	534	!
	535	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
	536	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	537	id_var_domask(mid,av,if), &
	538	local_pf, &
	539	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
	540	mask_start_l(mid,3), domask_time_count(mid,av) /), &
	541	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
	542	mask_size_l(mid,3), 1 /) )
[1783]	543	CALL netcdf_handle_error( 'data_output_mask', 461 )
[1320]	544	ELSE
	545	#endif
	546	!
	547	!-- (1) b. Conventional I/O only through PE0
	548	!-- PE0 receives partial arrays from all processors of the respective mask
	549	!-- and outputs them. Here a barrier has to be set, because otherwise
	550	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
	551	CALL MPI_BARRIER( comm2d, ierr )
	552
	553	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
	554	IF ( myid == 0 ) THEN
	555	!
	556	!-- Local array can be relocated directly.
	557	total_pf( &
	558	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
	559	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
	560	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
	561	= local_pf
	562	!
	563	!-- Receive data from all other PEs.
	564	DO n = 1, numprocs-1
	565	!
	566	!-- Receive index limits first, then array.
	567	!-- Index limits are received in arbitrary order from the PEs.
	568	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
	569	comm2d, status, ierr )
	570	!
	571	!-- Not all PEs have data for the mask
	572	IF ( ind(1) /= -9999 ) THEN
	573	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
	574	( ind(6)-ind(5)+1 )
	575	sender = status(MPI_SOURCE)
	576	DEALLOCATE( local_pf )
	577	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
	578	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
	579	MPI_REAL, sender, 1, comm2d, status, ierr )
	580	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
	581	= local_pf
	582	ENDIF
	583	ENDDO
	584
	585	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	586	id_var_domask(mid,av,if), total_pf, &
	587	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	588	count = (/ mask_size(mid,1), mask_size(mid,2), &
	589	mask_size(mid,3), 1 /) )
[1783]	590	CALL netcdf_handle_error( 'data_output_mask', 462 )
[1320]	591
	592	ELSE
	593	!
	594	!-- If at least part of the mask resides on the PE, send the index
	595	!-- limits for the target array, otherwise send -9999 to PE0.
	596	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
	597	mask_size_l(mid,3) > 0 ) &
	598	THEN
	599	ind(1) = mask_start_l(mid,1)
	600	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
	601	ind(3) = mask_start_l(mid,2)
	602	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
	603	ind(5) = mask_start_l(mid,3)
	604	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
	605	ELSE
	606	ind(1) = -9999; ind(2) = -9999
	607	ind(3) = -9999; ind(4) = -9999
	608	ind(5) = -9999; ind(6) = -9999
	609	ENDIF
	610	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
	611	!
	612	!-- If applicable, send data to PE0.
	613	IF ( ind(1) /= -9999 ) THEN
	614	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
	615	ierr )
	616	ENDIF
	617	ENDIF
	618	!
	619	!-- A barrier has to be set, because otherwise some PEs may proceed too
	620	!-- fast so that PE0 may receive wrong data on tag 0.
	621	CALL MPI_BARRIER( comm2d, ierr )
	622	#if defined( __netcdf4_parallel )
	623	ENDIF
	624	#endif
	625	#else
	626	!
	627	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
	628	!-- data and writes them directly to file.
	629	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	630	id_var_domask(mid,av,if), &
	631	local_pf, &
	632	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	633	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
	634	mask_size_l(mid,3), 1 /) )
[1783]	635	CALL netcdf_handle_error( 'data_output_mask', 463 )
[1320]	636	#endif
	637
	638	if = if + 1
	639
	640	ENDDO
	641
	642	!
	643	!-- Deallocate temporary arrays.
	644	DEALLOCATE( local_pf )
	645	#if defined( __parallel )
	646	IF ( myid == 0 ) THEN
	647	DEALLOCATE( total_pf )
	648	ENDIF
	649	#endif
	650
[1783]	651	!
	652	!-- Switch back to original format given by user (see beginning of this routine)
	653	netcdf_data_format = netcdf_data_format_save
[1320]	654
	655	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
	656	#endif
	657
	658	END SUBROUTINE data_output_mask

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