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source: palm/trunk/SOURCE/data_output_mask.f90 @ 1884

Last change on this file since 1884 was 1818, 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	!
[1818]	16	! Copyright 1997-2016 Leibniz Universitaet Hannover
[1320]	17	!--------------------------------------------------------------------------------!
	18	!
	19	! Current revisions:
	20	! -----------------
[1692]	21	!
[1784]	22	!
[1320]	23	! Former revisions:
	24	! -----------------
	25	! $Id: data_output_mask.f90 1818 2016-04-06 15:53:27Z hoffmann $
	26	!
[1784]	27	! 2016-03-06 18:36:17Z raasch
	28	! name change of netcdf routines and module + related changes,
	29	! switch back of netcdf data format moved from time integration routine to here
	30	!
[1692]	31	! 1691 2015-10-26 16:17:44Z maronga
	32	! Added output of radiative heating rates for RRTMG
	33	!
[1691]	34	! 1682 2015-10-07 23:56:08Z knoop
	35	! Code annotations made doxygen readable
	36	!
	37	! 1585 2015-04-30 07:05:52Z maronga
[1586]	38	! Added support for RRTMG
	39	!
[1585]	40	! 1438 2014-07-22 14:14:06Z heinze
[1439]	41	! +nr, qc, qr
	42	!
[1438]	43	! 1359 2014-04-11 17:15:14Z hoffmann
[1360]	44	! New particle structure integrated.
	45	!
[1359]	46	! 1353 2014-04-08 15:21:23Z heinze
[1354]	47	! REAL constants provided with KIND-attribute
	48	!
[1353]	49	! 1327 2014-03-21 11:00:16Z raasch
[1329]	50	!
	51	!
[1321]	52	! 1320 2014-03-20 08:40:49Z raasch
	53	! ONLY-attribute added to USE-statements,
	54	! kind-parameters added to all INTEGER and REAL declaration statements,
	55	! kinds are defined in new module kinds,
	56	! revision history before 2012 removed,
	57	! comment fields (!:) to be used for variable explanations added to
	58	! all variable declaration statements
	59	!
[1320]	60	! 1318 2014-03-17 13:35:16Z raasch
	61	! barrier argument removed from cpu_log,
	62	! module interfaces removed
	63	!
	64	! 1092 2013-02-02 11:24:22Z raasch
	65	! unused variables removed
	66	!
	67	! 1036 2012-10-22 13:43:42Z raasch
	68	! code put under GPL (PALM 3.9)
	69	!
	70	! 1031 2012-10-19 14:35:30Z raasch
	71	! netCDF4 without parallel file support implemented
	72	!
	73	! 1007 2012-09-19 14:30:36Z franke
	74	! Bugfix: calculation of pr must depend on the particle weighting factor,
	75	! missing calculation of ql_vp added
	76	!
	77	! 410 2009-12-04 17:05:40Z letzel
	78	! Initial version
	79	!
	80	! Description:
	81	! ------------
[1682]	82	!> Masked data output in netCDF format for current mask (current value of mid).
[1320]	83	!------------------------------------------------------------------------------!
[1682]	84	SUBROUTINE data_output_mask( av )
[1320]	85
[1691]	86
[1682]	87
[1320]	88	#if defined( __netcdf )
	89	USE arrays_3d, &
[1438]	90	ONLY: e, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho, sa, tend, u, &
	91	v, vpt, w
[1320]	92
	93	USE averaging, &
[1438]	94	ONLY: e_av, lpt_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, qc_av, &
	95	ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, rho_av, s_av, &
	96	sa_av, u_av, v_av, vpt_av, w_av
[1320]	97
	98	USE cloud_parameters, &
	99	ONLY: l_d_cp, pt_d_t
	100
	101	USE control_parameters, &
[1783]	102	ONLY: cloud_physics, domask, domask_no, domask_time_count, mask_i, &
	103	mask_j, mask_k, mask_size, mask_size_l, mask_start_l, &
	104	max_masks, message_string, mid, nz_do3d, simulated_time
[1320]	105	USE cpulog, &
	106	ONLY: cpu_log, log_point
[1438]	107
[1320]	108	USE indices, &
	109	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt
	110
	111	USE kinds
	112
[1783]	113	USE NETCDF
[1320]	114
[1783]	115	USE netcdf_interface, &
	116	ONLY: id_set_mask, id_var_domask, id_var_time_mask, nc_stat, &
	117	netcdf_data_format, netcdf_handle_error
[1320]	118
	119	USE particle_attributes, &
[1359]	120	ONLY: grid_particles, number_of_particles, particles, &
	121	particle_advection_start, prt_count
[1320]	122
	123	USE pegrid
	124
[1585]	125	USE radiation_model_mod, &
	126	ONLY: rad_lw_in, rad_lw_in_av, rad_lw_out, rad_lw_out_av, &
[1691]	127	rad_lw_cs_hr, rad_lw_cs_hr_av, rad_lw_hr, rad_lw_hr_av, &
	128	rad_sw_in, rad_sw_in_av, rad_sw_out, rad_sw_out_av, &
	129	rad_sw_cs_hr, rad_sw_cs_hr_av, rad_sw_hr, rad_sw_hr_av
[1585]	130
[1691]	131
[1320]	132	IMPLICIT NONE
	133
[1682]	134	INTEGER(iwp) :: av !<
	135	INTEGER(iwp) :: ngp !<
	136	INTEGER(iwp) :: i !<
	137	INTEGER(iwp) :: if !<
	138	INTEGER(iwp) :: j !<
	139	INTEGER(iwp) :: k !<
	140	INTEGER(iwp) :: n !<
[1783]	141	INTEGER(iwp) :: netcdf_data_format_save !<
[1682]	142	INTEGER(iwp) :: psi !<
	143	INTEGER(iwp) :: sender !<
	144	INTEGER(iwp) :: ind(6) !<
[1320]	145
[1682]	146	LOGICAL :: found !<
	147	LOGICAL :: resorted !<
[1320]	148
[1682]	149	REAL(wp) :: mean_r !<
	150	REAL(wp) :: s_r2 !<
	151	REAL(wp) :: s_r3 !<
[1320]	152
[1682]	153	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
[1320]	154	#if defined( __parallel )
[1682]	155	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !<
[1320]	156	#endif
[1682]	157	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !<
[1320]	158
	159	!
	160	!-- Return, if nothing to output
	161	IF ( domask_no(mid,av) == 0 ) RETURN
	162
	163	CALL cpu_log (log_point(49),'data_output_mask','start')
	164
	165	!
[1783]	166	!-- Parallel netcdf output is not tested so far for masked data, hence
	167	!-- netcdf_data_format is switched back to non-paralell output.
	168	netcdf_data_format_save = netcdf_data_format
	169	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
	170	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
	171
	172	!
[1320]	173	!-- Open output file.
[1327]	174	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	175	CALL check_open( 200+mid+av*max_masks )
	176	ENDIF
	177
	178	!
	179	!-- Allocate total and local output arrays.
	180	#if defined( __parallel )
	181	IF ( myid == 0 ) THEN
	182	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
	183	ENDIF
	184	#endif
	185	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	186	mask_size_l(mid,3)) )
	187
	188	!
	189	!-- Update the netCDF time axis.
	190	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
[1327]	191	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	192	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
	193	(/ simulated_time /), &
	194	start = (/ domask_time_count(mid,av) /), &
	195	count = (/ 1 /) )
[1783]	196	CALL netcdf_handle_error( 'data_output_mask', 460 )
[1320]	197	ENDIF
	198
	199	!
	200	!-- Loop over all variables to be written.
	201	if = 1
	202
	203	DO WHILE ( domask(mid,av,if)(1:1) /= ' ' )
	204	!
	205	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
	206	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. if > 1 ) THEN
	207	DEALLOCATE( local_pf )
	208	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	209	mask_size_l(mid,3)) )
	210	ENDIF
	211	!
	212	!-- Store the variable chosen.
	213	resorted = .FALSE.
	214	SELECT CASE ( TRIM( domask(mid,av,if) ) )
	215
	216	CASE ( 'e' )
	217	IF ( av == 0 ) THEN
	218	to_be_resorted => e
	219	ELSE
	220	to_be_resorted => e_av
	221	ENDIF
	222
	223	CASE ( 'lpt' )
	224	IF ( av == 0 ) THEN
	225	to_be_resorted => pt
	226	ELSE
	227	to_be_resorted => lpt_av
	228	ENDIF
	229
[1438]	230	CASE ( 'nr' )
	231	IF ( av == 0 ) THEN
	232	to_be_resorted => nr
	233	ELSE
	234	to_be_resorted => nr_av
	235	ENDIF
	236
[1320]	237	CASE ( 'p' )
	238	IF ( av == 0 ) THEN
	239	to_be_resorted => p
	240	ELSE
	241	to_be_resorted => p_av
	242	ENDIF
	243
	244	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
	245	IF ( av == 0 ) THEN
	246	tend = prt_count
	247	CALL exchange_horiz( tend, nbgp )
	248	DO i = 1, mask_size_l(mid,1)
	249	DO j = 1, mask_size_l(mid,2)
	250	DO k = 1, mask_size_l(mid,3)
	251	local_pf(i,j,k) = tend(mask_k(mid,k), &
	252	mask_j(mid,j),mask_i(mid,i))
	253	ENDDO
	254	ENDDO
	255	ENDDO
	256	resorted = .TRUE.
	257	ELSE
	258	CALL exchange_horiz( pc_av, nbgp )
	259	to_be_resorted => pc_av
	260	ENDIF
	261
[1359]	262	CASE ( 'pr' ) ! mean particle radius (effective radius)
[1320]	263	IF ( av == 0 ) THEN
[1359]	264	IF ( simulated_time >= particle_advection_start ) THEN
	265	DO i = nxl, nxr
	266	DO j = nys, nyn
	267	DO k = nzb, nz_do3d
	268	number_of_particles = prt_count(k,j,i)
	269	IF (number_of_particles <= 0) CYCLE
	270	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	271	s_r2 = 0.0_wp
	272	s_r3 = 0.0_wp
	273	DO n = 1, number_of_particles
	274	IF ( particles(n)%particle_mask ) THEN
	275	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
	276	grid_particles(k,j,i)%particles(n)%weight_factor
	277	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
	278	grid_particles(k,j,i)%particles(n)%weight_factor
	279	ENDIF
	280	ENDDO
	281	IF ( s_r2 > 0.0_wp ) THEN
	282	mean_r = s_r3 / s_r2
	283	ELSE
	284	mean_r = 0.0_wp
	285	ENDIF
	286	tend(k,j,i) = mean_r
[1320]	287	ENDDO
	288	ENDDO
	289	ENDDO
[1359]	290	CALL exchange_horiz( tend, nbgp )
	291	ELSE
	292	tend = 0.0_wp
	293	ENDIF
[1320]	294	DO i = 1, mask_size_l(mid,1)
	295	DO j = 1, mask_size_l(mid,2)
	296	DO k = 1, mask_size_l(mid,3)
	297	local_pf(i,j,k) = tend(mask_k(mid,k), &
	298	mask_j(mid,j),mask_i(mid,i))
	299	ENDDO
	300	ENDDO
	301	ENDDO
	302	resorted = .TRUE.
	303	ELSE
	304	CALL exchange_horiz( pr_av, nbgp )
	305	to_be_resorted => pr_av
	306	ENDIF
	307
	308	CASE ( 'pt' )
	309	IF ( av == 0 ) THEN
	310	IF ( .NOT. cloud_physics ) THEN
	311	to_be_resorted => pt
	312	ELSE
	313	DO i = 1, mask_size_l(mid,1)
	314	DO j = 1, mask_size_l(mid,2)
	315	DO k = 1, mask_size_l(mid,3)
	316	local_pf(i,j,k) = &
	317	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
	318	+ l_d_cp * pt_d_t(mask_k(mid,k)) * &
	319	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	320	ENDDO
	321	ENDDO
	322	ENDDO
	323	resorted = .TRUE.
	324	ENDIF
	325	ELSE
	326	to_be_resorted => pt_av
	327	ENDIF
	328
	329	CASE ( 'q' )
	330	IF ( av == 0 ) THEN
	331	to_be_resorted => q
	332	ELSE
	333	to_be_resorted => q_av
	334	ENDIF
	335
[1438]	336	CASE ( 'qc' )
	337	IF ( av == 0 ) THEN
	338	to_be_resorted => qc
	339	ELSE
	340	to_be_resorted => qc_av
	341	ENDIF
	342
[1320]	343	CASE ( 'ql' )
	344	IF ( av == 0 ) THEN
	345	to_be_resorted => ql
	346	ELSE
	347	to_be_resorted => ql_av
	348	ENDIF
	349
	350	CASE ( 'ql_c' )
	351	IF ( av == 0 ) THEN
	352	to_be_resorted => ql_c
	353	ELSE
	354	to_be_resorted => ql_c_av
	355	ENDIF
	356
	357	CASE ( 'ql_v' )
	358	IF ( av == 0 ) THEN
	359	to_be_resorted => ql_v
	360	ELSE
	361	to_be_resorted => ql_v_av
	362	ENDIF
	363
	364	CASE ( 'ql_vp' )
	365	IF ( av == 0 ) THEN
[1359]	366	IF ( simulated_time >= particle_advection_start ) THEN
	367	DO i = nxl, nxr
	368	DO j = nys, nyn
	369	DO k = nzb, nz_do3d
	370	number_of_particles = prt_count(k,j,i)
	371	IF (number_of_particles <= 0) CYCLE
	372	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	373	DO n = 1, number_of_particles
	374	IF ( particles(n)%particle_mask ) THEN
	375	tend(k,j,i) = tend(k,j,i) + &
[1320]	376	particles(n)%weight_factor / &
	377	prt_count(k,j,i)
[1359]	378	ENDIF
	379	ENDDO
[1320]	380	ENDDO
	381	ENDDO
	382	ENDDO
[1359]	383	CALL exchange_horiz( tend, nbgp )
	384	ELSE
	385	tend = 0.0_wp
	386	ENDIF
[1320]	387	DO i = 1, mask_size_l(mid,1)
	388	DO j = 1, mask_size_l(mid,2)
	389	DO k = 1, mask_size_l(mid,3)
	390	local_pf(i,j,k) = tend(mask_k(mid,k), &
	391	mask_j(mid,j),mask_i(mid,i))
	392	ENDDO
	393	ENDDO
	394	ENDDO
	395	resorted = .TRUE.
	396	ELSE
	397	CALL exchange_horiz( ql_vp_av, nbgp )
	398	to_be_resorted => ql_vp_av
	399	ENDIF
	400
	401	CASE ( 'qv' )
	402	IF ( av == 0 ) THEN
	403	DO i = 1, mask_size_l(mid,1)
	404	DO j = 1, mask_size_l(mid,2)
	405	DO k = 1, mask_size_l(mid,3)
	406	local_pf(i,j,k) = &
	407	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
	408	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	409	ENDDO
	410	ENDDO
	411	ENDDO
	412	resorted = .TRUE.
	413	ELSE
	414	to_be_resorted => qv_av
	415	ENDIF
	416
[1438]	417	CASE ( 'qr' )
	418	IF ( av == 0 ) THEN
	419	to_be_resorted => qr
	420	ELSE
	421	to_be_resorted => qr_av
	422	ENDIF
	423
[1691]	424	CASE ( 'rad_lw_in' )
	425	IF ( av == 0 ) THEN
	426	to_be_resorted => rad_lw_in
	427	ELSE
	428	to_be_resorted => rad_lw_in_av
	429	ENDIF
	430
	431	CASE ( 'rad_lw_out' )
	432	IF ( av == 0 ) THEN
	433	to_be_resorted => rad_lw_out
	434	ELSE
	435	to_be_resorted => rad_lw_out_av
	436	ENDIF
	437
	438	CASE ( 'rad_lw_cs_hr' )
	439	IF ( av == 0 ) THEN
	440	to_be_resorted => rad_lw_cs_hr
	441	ELSE
	442	to_be_resorted => rad_lw_cs_hr_av
	443	ENDIF
	444
	445	CASE ( 'rad_lw_hr' )
	446	IF ( av == 0 ) THEN
	447	to_be_resorted => rad_lw_hr
	448	ELSE
	449	to_be_resorted => rad_lw_hr_av
	450	ENDIF
	451
[1585]	452	CASE ( 'rad_sw_in' )
	453	IF ( av == 0 ) THEN
	454	to_be_resorted => rad_sw_in
	455	ELSE
	456	to_be_resorted => rad_sw_in_av
	457	ENDIF
	458
	459	CASE ( 'rad_sw_out' )
	460	IF ( av == 0 ) THEN
	461	to_be_resorted => rad_sw_out
	462	ELSE
	463	to_be_resorted => rad_sw_out_av
	464	ENDIF
	465
[1691]	466	CASE ( 'rad_sw_cs_hr' )
[1585]	467	IF ( av == 0 ) THEN
[1691]	468	to_be_resorted => rad_sw_cs_hr
[1585]	469	ELSE
[1691]	470	to_be_resorted => rad_sw_cs_hr_av
[1585]	471	ENDIF
	472
[1691]	473	CASE ( 'rad_sw_hr' )
[1585]	474	IF ( av == 0 ) THEN
[1691]	475	to_be_resorted => rad_sw_hr
[1585]	476	ELSE
[1691]	477	to_be_resorted => rad_sw_hr_av
[1585]	478	ENDIF
	479
[1320]	480	CASE ( 'rho' )
	481	IF ( av == 0 ) THEN
	482	to_be_resorted => rho
	483	ELSE
	484	to_be_resorted => rho_av
	485	ENDIF
	486
	487	CASE ( 's' )
	488	IF ( av == 0 ) THEN
	489	to_be_resorted => q
	490	ELSE
	491	to_be_resorted => s_av
	492	ENDIF
	493
	494	CASE ( 'sa' )
	495	IF ( av == 0 ) THEN
	496	to_be_resorted => sa
	497	ELSE
	498	to_be_resorted => sa_av
	499	ENDIF
	500
	501	CASE ( 'u' )
	502	IF ( av == 0 ) THEN
	503	to_be_resorted => u
	504	ELSE
	505	to_be_resorted => u_av
	506	ENDIF
	507
	508	CASE ( 'v' )
	509	IF ( av == 0 ) THEN
	510	to_be_resorted => v
	511	ELSE
	512	to_be_resorted => v_av
	513	ENDIF
	514
	515	CASE ( 'vpt' )
	516	IF ( av == 0 ) THEN
	517	to_be_resorted => vpt
	518	ELSE
	519	to_be_resorted => vpt_av
	520	ENDIF
	521
	522	CASE ( 'w' )
	523	IF ( av == 0 ) THEN
	524	to_be_resorted => w
	525	ELSE
	526	to_be_resorted => w_av
	527	ENDIF
	528
	529	CASE DEFAULT
	530	!
	531	!-- User defined quantity
	532	CALL user_data_output_mask(av, domask(mid,av,if), found, local_pf )
	533	resorted = .TRUE.
	534
	535	IF ( .NOT. found ) THEN
	536	WRITE ( message_string, * ) 'no output available for: ', &
	537	TRIM( domask(mid,av,if) )
	538	CALL message( 'data_output_mask', 'PA0327', 0, 0, 0, 6, 0 )
	539	ENDIF
	540
	541	END SELECT
	542
	543	!
	544	!-- Resort the array to be output, if not done above
	545	IF ( .NOT. resorted ) THEN
	546	DO i = 1, mask_size_l(mid,1)
	547	DO j = 1, mask_size_l(mid,2)
	548	DO k = 1, mask_size_l(mid,3)
	549	local_pf(i,j,k) = to_be_resorted(mask_k(mid,k), &
	550	mask_j(mid,j),mask_i(mid,i))
	551	ENDDO
	552	ENDDO
	553	ENDDO
	554	ENDIF
	555
	556	!
	557	!-- I/O block. I/O methods are implemented
	558	!-- (1) for parallel execution
	559	!-- a. with netCDF 4 parallel I/O-enabled library
	560	!-- b. with netCDF 3 library
	561	!-- (2) for serial execution.
	562	!-- The choice of method depends on the correct setting of preprocessor
	563	!-- directives __parallel and __netcdf4_parallel as well as on the parameter
	564	!-- netcdf_data_format.
	565	#if defined( __parallel )
	566	#if defined( __netcdf4_parallel )
	567	IF ( netcdf_data_format > 4 ) THEN
	568	!
	569	!-- (1) a. Parallel I/O using netCDF 4 (not yet tested)
	570	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	571	id_var_domask(mid,av,if), &
	572	local_pf, &
	573	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
	574	mask_start_l(mid,3), domask_time_count(mid,av) /), &
	575	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
	576	mask_size_l(mid,3), 1 /) )
[1783]	577	CALL netcdf_handle_error( 'data_output_mask', 461 )
[1320]	578	ELSE
	579	#endif
	580	!
	581	!-- (1) b. Conventional I/O only through PE0
	582	!-- PE0 receives partial arrays from all processors of the respective mask
	583	!-- and outputs them. Here a barrier has to be set, because otherwise
	584	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
	585	CALL MPI_BARRIER( comm2d, ierr )
	586
	587	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
	588	IF ( myid == 0 ) THEN
	589	!
	590	!-- Local array can be relocated directly.
	591	total_pf( &
	592	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
	593	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
	594	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
	595	= local_pf
	596	!
	597	!-- Receive data from all other PEs.
	598	DO n = 1, numprocs-1
	599	!
	600	!-- Receive index limits first, then array.
	601	!-- Index limits are received in arbitrary order from the PEs.
	602	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
	603	comm2d, status, ierr )
	604	!
	605	!-- Not all PEs have data for the mask
	606	IF ( ind(1) /= -9999 ) THEN
	607	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
	608	( ind(6)-ind(5)+1 )
	609	sender = status(MPI_SOURCE)
	610	DEALLOCATE( local_pf )
	611	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
	612	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
	613	MPI_REAL, sender, 1, comm2d, status, ierr )
	614	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
	615	= local_pf
	616	ENDIF
	617	ENDDO
	618
	619	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	620	id_var_domask(mid,av,if), total_pf, &
	621	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	622	count = (/ mask_size(mid,1), mask_size(mid,2), &
	623	mask_size(mid,3), 1 /) )
[1783]	624	CALL netcdf_handle_error( 'data_output_mask', 462 )
[1320]	625
	626	ELSE
	627	!
	628	!-- If at least part of the mask resides on the PE, send the index
	629	!-- limits for the target array, otherwise send -9999 to PE0.
	630	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
	631	mask_size_l(mid,3) > 0 ) &
	632	THEN
	633	ind(1) = mask_start_l(mid,1)
	634	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
	635	ind(3) = mask_start_l(mid,2)
	636	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
	637	ind(5) = mask_start_l(mid,3)
	638	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
	639	ELSE
	640	ind(1) = -9999; ind(2) = -9999
	641	ind(3) = -9999; ind(4) = -9999
	642	ind(5) = -9999; ind(6) = -9999
	643	ENDIF
	644	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
	645	!
	646	!-- If applicable, send data to PE0.
	647	IF ( ind(1) /= -9999 ) THEN
	648	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
	649	ierr )
	650	ENDIF
	651	ENDIF
	652	!
	653	!-- A barrier has to be set, because otherwise some PEs may proceed too
	654	!-- fast so that PE0 may receive wrong data on tag 0.
	655	CALL MPI_BARRIER( comm2d, ierr )
	656	#if defined( __netcdf4_parallel )
	657	ENDIF
	658	#endif
	659	#else
	660	!
	661	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
	662	!-- data and writes them directly to file.
	663	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	664	id_var_domask(mid,av,if), &
	665	local_pf, &
	666	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	667	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
	668	mask_size_l(mid,3), 1 /) )
[1783]	669	CALL netcdf_handle_error( 'data_output_mask', 463 )
[1320]	670	#endif
	671
	672	if = if + 1
	673
	674	ENDDO
	675
	676	!
	677	!-- Deallocate temporary arrays.
	678	DEALLOCATE( local_pf )
	679	#if defined( __parallel )
	680	IF ( myid == 0 ) THEN
	681	DEALLOCATE( total_pf )
	682	ENDIF
	683	#endif
	684
[1783]	685	!
	686	!-- Switch back to original format given by user (see beginning of this routine)
	687	netcdf_data_format = netcdf_data_format_save
[1320]	688
	689	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
	690	#endif
	691
	692	END SUBROUTINE data_output_mask

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