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source: palm/trunk/SOURCE/data_output_mask.f90 @ 3226

Last change on this file since 3226 was 3083, checked in by gronemeier, 6 years ago
merge with branch rans
Property svn:keywords set to `Id`
File size: 24.7 KB

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[1691]	1	!> @file data_output_mask.f90
[2031]	2	!------------------------------------------------------------------------------!
[2696]	3	! This file is part of the PALM model system.
[1320]	4	!
[2000]	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
[2031]	8	! version.
[1320]	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	!
[2718]	17	! Copyright 1997-2018 Leibniz Universitaet Hannover
[2031]	18	!------------------------------------------------------------------------------!
[1320]	19	!
	20	! Current revisions:
	21	! -----------------
[2032]	22	!
	23	!
[1320]	24	! Former revisions:
	25	! -----------------
	26	! $Id: data_output_mask.f90 3083 2018-06-19 14:03:12Z suehring $
[3083]	27	!
	28	!
	29	! 3045 2018-05-28 07:55:41Z Giersch
[3045]	30	! Error messages revised
	31	!
	32	! 3030 2018-05-23 14:37:00Z raasch
	33	! variable if renamed ivar
	34	!
	35	! 2718 2018-01-02 08:49:38Z maronga
[2716]	36	! Corrected "Former revisions" section
[2696]	37	!
[3045]	38	! 2696 2017-12-14 17:12:51Z kanani
[2716]	39	! Change in file header (GPL part)
[2696]	40	!
[2716]	41	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	42	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	43	! includes two more prognostic equations for cloud drop concentration (nc)
	44	! and cloud water content (qc).
	45	!
[2696]	46	! 2101 2017-01-05 16:42:31Z suehring
[1320]	47	!
[2292]	48	! 2031 2016-10-21 15:11:58Z knoop
[2032]	49	! renamed variable rho to rho_ocean and rho_av to rho_ocean_av
	50	!
[2031]	51	! 2000 2016-08-20 18:09:15Z knoop
	52	! Forced header and separation lines into 80 columns
	53	!
	54	! 1980 2016-07-29 15:51:57Z suehring
[1981]	55	! Bugfix, in order to steer user-defined output, setting flag found explicitly
	56	! to .F.
	57	!
[1980]	58	! 1976 2016-07-27 13:28:04Z maronga
[1977]	59	! Output of radiation quantities is now done directly in the respective module
	60	!
[1976]	61	! 1960 2016-07-12 16:34:24Z suehring
[1961]	62	! Separate humidity and passive scalar
	63	!
[1784]	64	! 2016-03-06 18:36:17Z raasch
	65	! name change of netcdf routines and module + related changes,
	66	! switch back of netcdf data format moved from time integration routine to here
	67	!
[1960]	68	! 1691 2015-10-26 16:17:44Z maronga
[1692]	69	! Added output of radiative heating rates for RRTMG
	70	!
[1691]	71	! 1682 2015-10-07 23:56:08Z knoop
	72	! Code annotations made doxygen readable
	73	!
	74	! 1585 2015-04-30 07:05:52Z maronga
[1586]	75	! Added support for RRTMG
	76	!
[1585]	77	! 1438 2014-07-22 14:14:06Z heinze
[1439]	78	! +nr, qc, qr
	79	!
[1438]	80	! 1359 2014-04-11 17:15:14Z hoffmann
[1360]	81	! New particle structure integrated.
	82	!
[1359]	83	! 1353 2014-04-08 15:21:23Z heinze
[1354]	84	! REAL constants provided with KIND-attribute
	85	!
[1353]	86	! 1327 2014-03-21 11:00:16Z raasch
[1329]	87	!
	88	!
[1321]	89	! 1320 2014-03-20 08:40:49Z raasch
	90	! ONLY-attribute added to USE-statements,
	91	! kind-parameters added to all INTEGER and REAL declaration statements,
	92	! kinds are defined in new module kinds,
	93	! revision history before 2012 removed,
	94	! comment fields (!:) to be used for variable explanations added to
	95	! all variable declaration statements
	96	!
[1320]	97	! 1318 2014-03-17 13:35:16Z raasch
	98	! barrier argument removed from cpu_log,
	99	! module interfaces removed
	100	!
	101	! 1092 2013-02-02 11:24:22Z raasch
	102	! unused variables removed
	103	!
	104	! 1036 2012-10-22 13:43:42Z raasch
	105	! code put under GPL (PALM 3.9)
	106	!
	107	! 1031 2012-10-19 14:35:30Z raasch
	108	! netCDF4 without parallel file support implemented
	109	!
	110	! 1007 2012-09-19 14:30:36Z franke
	111	! Bugfix: calculation of pr must depend on the particle weighting factor,
	112	! missing calculation of ql_vp added
	113	!
	114	! 410 2009-12-04 17:05:40Z letzel
	115	! Initial version
	116	!
	117	! Description:
	118	! ------------
[1682]	119	!> Masked data output in netCDF format for current mask (current value of mid).
[1320]	120	!------------------------------------------------------------------------------!
[1682]	121	SUBROUTINE data_output_mask( av )
[1320]	122
[1691]	123
[1682]	124
[1320]	125	#if defined( __netcdf )
	126	USE arrays_3d, &
[2292]	127	ONLY: e, nc, nr, p, pt, q, qc, ql, ql_c, ql_v, qr, rho_ocean, s, sa, &
	128	tend, u, v, vpt, w
[1320]	129
	130	USE averaging, &
[2292]	131	ONLY: e_av, lpt_av, nc_av, nr_av, p_av, pc_av, pr_av, pt_av, q_av, &
	132	qc_av, ql_av, ql_c_av, ql_v_av, ql_vp_av, qv_av, qr_av, &
	133	rho_ocean_av, s_av, sa_av, u_av, v_av, vpt_av, w_av
[1320]	134
	135	USE cloud_parameters, &
	136	ONLY: l_d_cp, pt_d_t
	137
	138	USE control_parameters, &
[1783]	139	ONLY: cloud_physics, domask, domask_no, domask_time_count, mask_i, &
	140	mask_j, mask_k, mask_size, mask_size_l, mask_start_l, &
	141	max_masks, message_string, mid, nz_do3d, simulated_time
[1320]	142	USE cpulog, &
	143	ONLY: cpu_log, log_point
[1438]	144
[1320]	145	USE indices, &
	146	ONLY: nbgp, nxl, nxr, nyn, nys, nzb, nzt
	147
	148	USE kinds
	149
[1783]	150	USE NETCDF
[1320]	151
[1783]	152	USE netcdf_interface, &
	153	ONLY: id_set_mask, id_var_domask, id_var_time_mask, nc_stat, &
	154	netcdf_data_format, netcdf_handle_error
[1320]	155
	156	USE particle_attributes, &
[1359]	157	ONLY: grid_particles, number_of_particles, particles, &
	158	particle_advection_start, prt_count
[1320]	159
	160	USE pegrid
	161
[1585]	162	USE radiation_model_mod, &
[1976]	163	ONLY: radiation, radiation_data_output_mask
[1585]	164
[1320]	165	IMPLICIT NONE
	166
[1682]	167	INTEGER(iwp) :: av !<
	168	INTEGER(iwp) :: ngp !<
	169	INTEGER(iwp) :: i !<
[3030]	170	INTEGER(iwp) :: ivar !<
[1682]	171	INTEGER(iwp) :: j !<
	172	INTEGER(iwp) :: k !<
	173	INTEGER(iwp) :: n !<
[1783]	174	INTEGER(iwp) :: netcdf_data_format_save !<
[1682]	175	INTEGER(iwp) :: psi !<
	176	INTEGER(iwp) :: sender !<
	177	INTEGER(iwp) :: ind(6) !<
[1320]	178
[1682]	179	LOGICAL :: found !<
	180	LOGICAL :: resorted !<
[1320]	181
[1682]	182	REAL(wp) :: mean_r !<
	183	REAL(wp) :: s_r2 !<
	184	REAL(wp) :: s_r3 !<
[1320]	185
[1682]	186	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
[1320]	187	#if defined( __parallel )
[1682]	188	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: total_pf !<
[1320]	189	#endif
[1682]	190	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !<
[1320]	191
	192	!
	193	!-- Return, if nothing to output
	194	IF ( domask_no(mid,av) == 0 ) RETURN
	195
	196	CALL cpu_log (log_point(49),'data_output_mask','start')
	197
	198	!
[1783]	199	!-- Parallel netcdf output is not tested so far for masked data, hence
	200	!-- netcdf_data_format is switched back to non-paralell output.
	201	netcdf_data_format_save = netcdf_data_format
	202	IF ( netcdf_data_format == 5 ) netcdf_data_format = 3
	203	IF ( netcdf_data_format == 6 ) netcdf_data_format = 4
	204
	205	!
[1320]	206	!-- Open output file.
[1327]	207	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	208	CALL check_open( 200+mid+av*max_masks )
	209	ENDIF
	210
	211	!
	212	!-- Allocate total and local output arrays.
	213	#if defined( __parallel )
	214	IF ( myid == 0 ) THEN
	215	ALLOCATE( total_pf(mask_size(mid,1),mask_size(mid,2),mask_size(mid,3)) )
	216	ENDIF
	217	#endif
	218	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	219	mask_size_l(mid,3)) )
	220
	221	!
	222	!-- Update the netCDF time axis.
	223	domask_time_count(mid,av) = domask_time_count(mid,av) + 1
[1327]	224	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
[1320]	225	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), id_var_time_mask(mid,av), &
	226	(/ simulated_time /), &
	227	start = (/ domask_time_count(mid,av) /), &
	228	count = (/ 1 /) )
[1783]	229	CALL netcdf_handle_error( 'data_output_mask', 460 )
[1320]	230	ENDIF
	231
	232	!
	233	!-- Loop over all variables to be written.
[3030]	234	ivar = 1
[1320]	235
[3030]	236	DO WHILE ( domask(mid,av,ivar)(1:1) /= ' ' )
[1320]	237	!
	238	!-- Reallocate local_pf on PE 0 since its shape changes during MPI exchange
[3030]	239	IF ( netcdf_data_format < 5 .AND. myid == 0 .AND. ivar > 1 ) THEN
[1320]	240	DEALLOCATE( local_pf )
	241	ALLOCATE( local_pf(mask_size_l(mid,1),mask_size_l(mid,2), &
	242	mask_size_l(mid,3)) )
	243	ENDIF
	244	!
[1980]	245	!-- Set flag to steer output of radiation, land-surface, or user-defined
	246	!-- quantities
	247	found = .FALSE.
	248	!
[1320]	249	!-- Store the variable chosen.
	250	resorted = .FALSE.
[3030]	251	SELECT CASE ( TRIM( domask(mid,av,ivar) ) )
[1320]	252
	253	CASE ( 'e' )
	254	IF ( av == 0 ) THEN
	255	to_be_resorted => e
	256	ELSE
	257	to_be_resorted => e_av
	258	ENDIF
	259
	260	CASE ( 'lpt' )
	261	IF ( av == 0 ) THEN
	262	to_be_resorted => pt
	263	ELSE
	264	to_be_resorted => lpt_av
	265	ENDIF
	266
[2292]	267	CASE ( 'nc' )
	268	IF ( av == 0 ) THEN
	269	to_be_resorted => nc
	270	ELSE
	271	to_be_resorted => nc_av
	272	ENDIF
	273
[1438]	274	CASE ( 'nr' )
	275	IF ( av == 0 ) THEN
	276	to_be_resorted => nr
	277	ELSE
	278	to_be_resorted => nr_av
	279	ENDIF
	280
[1320]	281	CASE ( 'p' )
	282	IF ( av == 0 ) THEN
	283	to_be_resorted => p
	284	ELSE
	285	to_be_resorted => p_av
	286	ENDIF
	287
	288	CASE ( 'pc' ) ! particle concentration (requires ghostpoint exchange)
	289	IF ( av == 0 ) THEN
	290	tend = prt_count
	291	CALL exchange_horiz( tend, nbgp )
	292	DO i = 1, mask_size_l(mid,1)
	293	DO j = 1, mask_size_l(mid,2)
	294	DO k = 1, mask_size_l(mid,3)
	295	local_pf(i,j,k) = tend(mask_k(mid,k), &
	296	mask_j(mid,j),mask_i(mid,i))
	297	ENDDO
	298	ENDDO
	299	ENDDO
	300	resorted = .TRUE.
	301	ELSE
	302	CALL exchange_horiz( pc_av, nbgp )
	303	to_be_resorted => pc_av
	304	ENDIF
	305
[1359]	306	CASE ( 'pr' ) ! mean particle radius (effective radius)
[1320]	307	IF ( av == 0 ) THEN
[1359]	308	IF ( simulated_time >= particle_advection_start ) THEN
	309	DO i = nxl, nxr
	310	DO j = nys, nyn
	311	DO k = nzb, nz_do3d
	312	number_of_particles = prt_count(k,j,i)
	313	IF (number_of_particles <= 0) CYCLE
	314	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	315	s_r2 = 0.0_wp
	316	s_r3 = 0.0_wp
	317	DO n = 1, number_of_particles
	318	IF ( particles(n)%particle_mask ) THEN
	319	s_r2 = s_r2 + grid_particles(k,j,i)%particles(n)%radius*2 &
	320	grid_particles(k,j,i)%particles(n)%weight_factor
	321	s_r3 = s_r3 + grid_particles(k,j,i)%particles(n)%radius*3 &
	322	grid_particles(k,j,i)%particles(n)%weight_factor
	323	ENDIF
	324	ENDDO
	325	IF ( s_r2 > 0.0_wp ) THEN
	326	mean_r = s_r3 / s_r2
	327	ELSE
	328	mean_r = 0.0_wp
	329	ENDIF
	330	tend(k,j,i) = mean_r
[1320]	331	ENDDO
	332	ENDDO
	333	ENDDO
[1359]	334	CALL exchange_horiz( tend, nbgp )
	335	ELSE
	336	tend = 0.0_wp
	337	ENDIF
[1320]	338	DO i = 1, mask_size_l(mid,1)
	339	DO j = 1, mask_size_l(mid,2)
	340	DO k = 1, mask_size_l(mid,3)
	341	local_pf(i,j,k) = tend(mask_k(mid,k), &
	342	mask_j(mid,j),mask_i(mid,i))
	343	ENDDO
	344	ENDDO
	345	ENDDO
	346	resorted = .TRUE.
	347	ELSE
	348	CALL exchange_horiz( pr_av, nbgp )
	349	to_be_resorted => pr_av
	350	ENDIF
	351
	352	CASE ( 'pt' )
	353	IF ( av == 0 ) THEN
	354	IF ( .NOT. cloud_physics ) THEN
	355	to_be_resorted => pt
	356	ELSE
	357	DO i = 1, mask_size_l(mid,1)
	358	DO j = 1, mask_size_l(mid,2)
	359	DO k = 1, mask_size_l(mid,3)
	360	local_pf(i,j,k) = &
	361	pt(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) &
	362	+ l_d_cp * pt_d_t(mask_k(mid,k)) * &
	363	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	364	ENDDO
	365	ENDDO
	366	ENDDO
	367	resorted = .TRUE.
	368	ENDIF
	369	ELSE
	370	to_be_resorted => pt_av
	371	ENDIF
	372
	373	CASE ( 'q' )
	374	IF ( av == 0 ) THEN
	375	to_be_resorted => q
	376	ELSE
	377	to_be_resorted => q_av
	378	ENDIF
	379
[1438]	380	CASE ( 'qc' )
	381	IF ( av == 0 ) THEN
	382	to_be_resorted => qc
	383	ELSE
	384	to_be_resorted => qc_av
	385	ENDIF
	386
[1320]	387	CASE ( 'ql' )
	388	IF ( av == 0 ) THEN
	389	to_be_resorted => ql
	390	ELSE
	391	to_be_resorted => ql_av
	392	ENDIF
	393
	394	CASE ( 'ql_c' )
	395	IF ( av == 0 ) THEN
	396	to_be_resorted => ql_c
	397	ELSE
	398	to_be_resorted => ql_c_av
	399	ENDIF
	400
	401	CASE ( 'ql_v' )
	402	IF ( av == 0 ) THEN
	403	to_be_resorted => ql_v
	404	ELSE
	405	to_be_resorted => ql_v_av
	406	ENDIF
	407
	408	CASE ( 'ql_vp' )
	409	IF ( av == 0 ) THEN
[1359]	410	IF ( simulated_time >= particle_advection_start ) THEN
	411	DO i = nxl, nxr
	412	DO j = nys, nyn
	413	DO k = nzb, nz_do3d
	414	number_of_particles = prt_count(k,j,i)
	415	IF (number_of_particles <= 0) CYCLE
	416	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
	417	DO n = 1, number_of_particles
	418	IF ( particles(n)%particle_mask ) THEN
	419	tend(k,j,i) = tend(k,j,i) + &
[1320]	420	particles(n)%weight_factor / &
	421	prt_count(k,j,i)
[1359]	422	ENDIF
	423	ENDDO
[1320]	424	ENDDO
	425	ENDDO
	426	ENDDO
[1359]	427	CALL exchange_horiz( tend, nbgp )
	428	ELSE
	429	tend = 0.0_wp
	430	ENDIF
[1320]	431	DO i = 1, mask_size_l(mid,1)
	432	DO j = 1, mask_size_l(mid,2)
	433	DO k = 1, mask_size_l(mid,3)
	434	local_pf(i,j,k) = tend(mask_k(mid,k), &
	435	mask_j(mid,j),mask_i(mid,i))
	436	ENDDO
	437	ENDDO
	438	ENDDO
	439	resorted = .TRUE.
	440	ELSE
	441	CALL exchange_horiz( ql_vp_av, nbgp )
	442	to_be_resorted => ql_vp_av
	443	ENDIF
	444
	445	CASE ( 'qv' )
	446	IF ( av == 0 ) THEN
	447	DO i = 1, mask_size_l(mid,1)
	448	DO j = 1, mask_size_l(mid,2)
	449	DO k = 1, mask_size_l(mid,3)
	450	local_pf(i,j,k) = &
	451	q(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i)) - &
	452	ql(mask_k(mid,k),mask_j(mid,j),mask_i(mid,i))
	453	ENDDO
	454	ENDDO
	455	ENDDO
	456	resorted = .TRUE.
	457	ELSE
	458	to_be_resorted => qv_av
	459	ENDIF
	460
[1438]	461	CASE ( 'qr' )
	462	IF ( av == 0 ) THEN
	463	to_be_resorted => qr
	464	ELSE
	465	to_be_resorted => qr_av
	466	ENDIF
	467
[2031]	468	CASE ( 'rho_ocean' )
[1320]	469	IF ( av == 0 ) THEN
[2031]	470	to_be_resorted => rho_ocean
[1320]	471	ELSE
[2031]	472	to_be_resorted => rho_ocean_av
[1320]	473	ENDIF
	474
	475	CASE ( 's' )
	476	IF ( av == 0 ) THEN
[1960]	477	to_be_resorted => s
[1320]	478	ELSE
	479	to_be_resorted => s_av
	480	ENDIF
	481
	482	CASE ( 'sa' )
	483	IF ( av == 0 ) THEN
	484	to_be_resorted => sa
	485	ELSE
	486	to_be_resorted => sa_av
	487	ENDIF
	488
	489	CASE ( 'u' )
	490	IF ( av == 0 ) THEN
	491	to_be_resorted => u
	492	ELSE
	493	to_be_resorted => u_av
	494	ENDIF
	495
	496	CASE ( 'v' )
	497	IF ( av == 0 ) THEN
	498	to_be_resorted => v
	499	ELSE
	500	to_be_resorted => v_av
	501	ENDIF
	502
	503	CASE ( 'vpt' )
	504	IF ( av == 0 ) THEN
	505	to_be_resorted => vpt
	506	ELSE
	507	to_be_resorted => vpt_av
	508	ENDIF
	509
	510	CASE ( 'w' )
	511	IF ( av == 0 ) THEN
	512	to_be_resorted => w
	513	ELSE
	514	to_be_resorted => w_av
	515	ENDIF
	516
	517	CASE DEFAULT
[1976]	518
[1320]	519	!
[1976]	520	!-- Radiation quantity
	521	IF ( radiation ) THEN
[3030]	522	CALL radiation_data_output_mask(av, domask(mid,av,ivar), found,&
[1976]	523	local_pf )
	524	ENDIF
	525
	526	!
[1320]	527	!-- User defined quantity
[1976]	528	IF ( .NOT. found ) THEN
[3030]	529	CALL user_data_output_mask(av, domask(mid,av,ivar), found, &
[1976]	530	local_pf )
	531	ENDIF
	532
[1320]	533	resorted = .TRUE.
	534
	535	IF ( .NOT. found ) THEN
[3045]	536	WRITE ( message_string, * ) 'no masked output available for: ',&
[3030]	537	TRIM( domask(mid,av,ivar) )
[1320]	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)
[3030]	570	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	571	id_var_domask(mid,av,ivar), local_pf, &
	572	start = (/ mask_start_l(mid,1), mask_start_l(mid,2), &
	573	mask_start_l(mid,3), domask_time_count(mid,av) /), &
	574	count = (/ mask_size_l(mid,1), mask_size_l(mid,2), &
[1320]	575	mask_size_l(mid,3), 1 /) )
[1783]	576	CALL netcdf_handle_error( 'data_output_mask', 461 )
[1320]	577	ELSE
	578	#endif
	579	!
	580	!-- (1) b. Conventional I/O only through PE0
	581	!-- PE0 receives partial arrays from all processors of the respective mask
	582	!-- and outputs them. Here a barrier has to be set, because otherwise
	583	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
	584	CALL MPI_BARRIER( comm2d, ierr )
	585
	586	ngp = mask_size_l(mid,1) * mask_size_l(mid,2) * mask_size_l(mid,3)
	587	IF ( myid == 0 ) THEN
	588	!
	589	!-- Local array can be relocated directly.
	590	total_pf( &
	591	mask_start_l(mid,1):mask_start_l(mid,1)+mask_size_l(mid,1)-1, &
	592	mask_start_l(mid,2):mask_start_l(mid,2)+mask_size_l(mid,2)-1, &
	593	mask_start_l(mid,3):mask_start_l(mid,3)+mask_size_l(mid,3)-1 ) &
	594	= local_pf
	595	!
	596	!-- Receive data from all other PEs.
	597	DO n = 1, numprocs-1
	598	!
	599	!-- Receive index limits first, then array.
	600	!-- Index limits are received in arbitrary order from the PEs.
	601	CALL MPI_RECV( ind(1), 6, MPI_INTEGER, MPI_ANY_SOURCE, 0, &
	602	comm2d, status, ierr )
	603	!
	604	!-- Not all PEs have data for the mask
	605	IF ( ind(1) /= -9999 ) THEN
	606	ngp = ( ind(2)-ind(1)+1 ) * (ind(4)-ind(3)+1 ) * &
	607	( ind(6)-ind(5)+1 )
	608	sender = status(MPI_SOURCE)
	609	DEALLOCATE( local_pf )
	610	ALLOCATE(local_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)))
	611	CALL MPI_RECV( local_pf(ind(1),ind(3),ind(5)), ngp, &
	612	MPI_REAL, sender, 1, comm2d, status, ierr )
	613	total_pf(ind(1):ind(2),ind(3):ind(4),ind(5):ind(6)) &
	614	= local_pf
	615	ENDIF
	616	ENDDO
	617
[3030]	618	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	619	id_var_domask(mid,av,ivar), total_pf, &
	620	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	621	count = (/ mask_size(mid,1), mask_size(mid,2), &
[1320]	622	mask_size(mid,3), 1 /) )
[1783]	623	CALL netcdf_handle_error( 'data_output_mask', 462 )
[1320]	624
	625	ELSE
	626	!
	627	!-- If at least part of the mask resides on the PE, send the index
	628	!-- limits for the target array, otherwise send -9999 to PE0.
	629	IF ( mask_size_l(mid,1) > 0 .AND. mask_size_l(mid,2) > 0 .AND. &
	630	mask_size_l(mid,3) > 0 ) &
	631	THEN
	632	ind(1) = mask_start_l(mid,1)
	633	ind(2) = mask_start_l(mid,1) + mask_size_l(mid,1) - 1
	634	ind(3) = mask_start_l(mid,2)
	635	ind(4) = mask_start_l(mid,2) + mask_size_l(mid,2) - 1
	636	ind(5) = mask_start_l(mid,3)
	637	ind(6) = mask_start_l(mid,3) + mask_size_l(mid,3) - 1
	638	ELSE
	639	ind(1) = -9999; ind(2) = -9999
	640	ind(3) = -9999; ind(4) = -9999
	641	ind(5) = -9999; ind(6) = -9999
	642	ENDIF
	643	CALL MPI_SEND( ind(1), 6, MPI_INTEGER, 0, 0, comm2d, ierr )
	644	!
	645	!-- If applicable, send data to PE0.
	646	IF ( ind(1) /= -9999 ) THEN
	647	CALL MPI_SEND( local_pf(1,1,1), ngp, MPI_REAL, 0, 1, comm2d, &
	648	ierr )
	649	ENDIF
	650	ENDIF
	651	!
	652	!-- A barrier has to be set, because otherwise some PEs may proceed too
	653	!-- fast so that PE0 may receive wrong data on tag 0.
	654	CALL MPI_BARRIER( comm2d, ierr )
	655	#if defined( __netcdf4_parallel )
	656	ENDIF
	657	#endif
	658	#else
	659	!
	660	!-- (2) For serial execution of PALM, the single processor (PE0) holds all
	661	!-- data and writes them directly to file.
[3030]	662	nc_stat = NF90_PUT_VAR( id_set_mask(mid,av), &
	663	id_var_domask(mid,av,ivar), local_pf, &
	664	start = (/ 1, 1, 1, domask_time_count(mid,av) /), &
	665	count = (/ mask_size_l(mid,1), mask_size_l(mid,2),&
	666	mask_size_l(mid,3), 1 /) )
[1783]	667	CALL netcdf_handle_error( 'data_output_mask', 463 )
[1320]	668	#endif
	669
[3030]	670	ivar = ivar + 1
[1320]	671
	672	ENDDO
	673
	674	!
	675	!-- Deallocate temporary arrays.
	676	DEALLOCATE( local_pf )
	677	#if defined( __parallel )
	678	IF ( myid == 0 ) THEN
	679	DEALLOCATE( total_pf )
	680	ENDIF
	681	#endif
	682
[1783]	683	!
	684	!-- Switch back to original format given by user (see beginning of this routine)
	685	netcdf_data_format = netcdf_data_format_save
[1320]	686
	687	CALL cpu_log( log_point(49), 'data_output_mask', 'stop' )
	688	#endif
	689
	690	END SUBROUTINE data_output_mask

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