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source: palm/trunk/SOURCE/data_output_2d.f90 @ 1918

Last change on this file since 1918 was 1852, checked in by hoffmann, 8 years ago
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1	!> @file data_output_2d.f90
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	!
16	! Copyright 1997-2016 Leibniz Universitaet Hannover
17	!--------------------------------------------------------------------------------!
18	!
19	! Current revisions:
20	! -----------------
21	!
22	!
23	! Former revisions:
24	! -----------------
25	! $Id: data_output_2d.f90 1852 2016-04-08 14:07:36Z raasch $
26	!
27	! 1849 2016-04-08 11:33:18Z hoffmann
28	! precipitation_amount, precipitation_rate, prr moved to arrays_3d
29	!
30	! 1822 2016-04-07 07:49:42Z hoffmann
31	! Output of bulk cloud physics simplified.
32	!
33	! 1788 2016-03-10 11:01:04Z maronga
34	! Added output of z0q
35	!
36	! 1783 2016-03-06 18:36:17Z raasch
37	! name change of netcdf routines and module + related changes
38	!
39	! 1745 2016-02-05 13:06:51Z gronemeier
40	! Bugfix: test if time axis limit exceeds moved to point after call of check_open
41	!
42	! 1703 2015-11-02 12:38:44Z raasch
43	! bugfix for output of single (*) xy-sections in case of parallel netcdf I/O
44	!
45	! 1701 2015-11-02 07:43:04Z maronga
46	! Bugfix in output of RRTGM data
47	!
48	! 1691 2015-10-26 16:17:44Z maronga
49	! Added output of Obukhov length (ol) and radiative heating rates for RRTMG.
50	! Formatting corrections.
51	!
52	! 1682 2015-10-07 23:56:08Z knoop
53	! Code annotations made doxygen readable
54	!
55	! 1585 2015-04-30 07:05:52Z maronga
56	! Added support for RRTMG
57	!
58	! 1555 2015-03-04 17:44:27Z maronga
59	! Added output of r_a and r_s
60	!
61	! 1551 2015-03-03 14:18:16Z maronga
62	! Added suppport for land surface model and radiation model output. In the course
63	! of this action, the limits for vertical loops have been changed (from nzb and
64	! nzt+1 to nzb_do and nzt_do, respectively in order to allow soil model output).
65	! Moreover, a new vertical grid zs was introduced.
66	!
67	! 1359 2014-04-11 17:15:14Z hoffmann
68	! New particle structure integrated.
69	!
70	! 1353 2014-04-08 15:21:23Z heinze
71	! REAL constants provided with KIND-attribute
72	!
73	! 1327 2014-03-21 11:00:16Z raasch
74	! parts concerning iso2d output removed,
75	! -netcdf output queries
76	!
77	! 1320 2014-03-20 08:40:49Z raasch
78	! ONLY-attribute added to USE-statements,
79	! kind-parameters added to all INTEGER and REAL declaration statements,
80	! kinds are defined in new module kinds,
81	! revision history before 2012 removed,
82	! comment fields (!:) to be used for variable explanations added to
83	! all variable declaration statements
84	!
85	! 1318 2014-03-17 13:35:16Z raasch
86	! barrier argument removed from cpu_log.
87	! module interfaces removed
88	!
89	! 1311 2014-03-14 12:13:39Z heinze
90	! bugfix: close #if defined( __netcdf )
91	!
92	! 1308 2014-03-13 14:58:42Z fricke
93	! +local_2d_sections, local_2d_sections_l, ns
94	! Check, if the limit of the time dimension is exceeded for parallel output
95	! To increase the performance for parallel output, the following is done:
96	! - Update of time axis is only done by PE0
97	! - Cross sections are first stored on a local array and are written
98	! collectively to the output file by all PEs.
99	!
100	! 1115 2013-03-26 18:16:16Z hoffmann
101	! ql is calculated by calc_liquid_water_content
102	!
103	! 1076 2012-12-05 08:30:18Z hoffmann
104	! Bugfix in output of ql
105	!
106	! 1065 2012-11-22 17:42:36Z hoffmann
107	! Bugfix: Output of cross sections of ql
108	!
109	! 1053 2012-11-13 17:11:03Z hoffmann
110	! +qr, nr, qc and cross sections
111	!
112	! 1036 2012-10-22 13:43:42Z raasch
113	! code put under GPL (PALM 3.9)
114	!
115	! 1031 2012-10-19 14:35:30Z raasch
116	! netCDF4 without parallel file support implemented
117	!
118	! 1007 2012-09-19 14:30:36Z franke
119	! Bugfix: missing calculation of ql_vp added
120	!
121	! 978 2012-08-09 08:28:32Z fricke
122	! +z0h
123	!
124	! Revision 1.1 1997/08/11 06:24:09 raasch
125	! Initial revision
126	!
127	!
128	! Description:
129	! ------------
130	!> Data output of horizontal cross-sections in netCDF format or binary format
131	!> compatible to old graphic software iso2d.
132	!> Attention: The position of the sectional planes is still not always computed
133	!> --------- correctly. (zu is used always)!
134	!------------------------------------------------------------------------------!
135	SUBROUTINE data_output_2d( mode, av )
136
137
138	USE arrays_3d, &
139	ONLY: dzw, e, nr, ol, p, pt, precipitation_amount, precipitation_rate,&
140	prr,q, qc, ql, ql_c, ql_v, ql_vp, qr, qsws, rho, sa, shf, tend, &
141	ts, u, us, v, vpt, w, z0, z0h, z0q, zu, zw
142
143	USE averaging
144
145	USE cloud_parameters, &
146	ONLY: hyrho, l_d_cp, pt_d_t
147
148	USE control_parameters, &
149	ONLY: cloud_physics, data_output_2d_on_each_pe, data_output_xy, &
150	data_output_xz, data_output_yz, do2d, &
151	do2d_xy_last_time, do2d_xy_n, do2d_xy_time_count, &
152	do2d_xz_last_time, do2d_xz_n, do2d_xz_time_count, &
153	do2d_yz_last_time, do2d_yz_n, do2d_yz_time_count, &
154	ibc_uv_b, io_blocks, io_group, message_string, &
155	ntdim_2d_xy, ntdim_2d_xz, ntdim_2d_yz, &
156	psolver, section, simulated_time, simulated_time_chr, &
157	time_since_reference_point
158
159	USE cpulog, &
160	ONLY: cpu_log, log_point
161
162	USE grid_variables, &
163	ONLY: dx, dy
164
165	USE indices, &
166	ONLY: nbgp, nx, nxl, nxlg, nxr, nxrg, ny, nyn, nyng, nys, nysg, &
167	nz, nzb, nzt
168
169	USE kinds
170
171	USE land_surface_model_mod, &
172	ONLY: c_liq, c_liq_av, c_soil_av, c_veg, c_veg_av, ghf_eb, &
173	ghf_eb_av, lai, lai_av, m_liq_eb, m_liq_eb_av, m_soil, &
174	m_soil_av, nzb_soil, nzt_soil, qsws_eb, qsws_eb_av, &
175	qsws_liq_eb, qsws_liq_eb_av, qsws_soil_eb, qsws_soil_eb_av, &
176	qsws_veg_eb, qsws_veg_eb_av, r_a, r_a_av, r_s, r_s_av, shf_eb, &
177	shf_eb_av, t_soil, t_soil_av, zs
178
179	#if defined( __netcdf )
180	USE NETCDF
181	#endif
182
183	USE netcdf_interface, &
184	ONLY: id_set_xy, id_set_xz, id_set_yz, id_var_do2d, id_var_time_xy, &
185	id_var_time_xz, id_var_time_yz, nc_stat, netcdf_data_format, &
186	netcdf_handle_error
187
188	USE particle_attributes, &
189	ONLY: grid_particles, number_of_particles, particle_advection_start, &
190	particles, prt_count
191
192	USE pegrid
193
194	USE radiation_model_mod, &
195	ONLY: rad_net, rad_net_av, rad_sw_in, rad_sw_in_av, rad_sw_out, &
196	rad_sw_out_av, rad_sw_cs_hr, rad_sw_cs_hr_av, rad_sw_hr, &
197	rad_sw_hr_av, rad_lw_in, rad_lw_in_av, rad_lw_out, &
198	rad_lw_out_av, rad_lw_cs_hr, rad_lw_cs_hr_av, rad_lw_hr, &
199	rad_lw_hr_av
200
201	IMPLICIT NONE
202
203	CHARACTER (LEN=2) :: do2d_mode !<
204	CHARACTER (LEN=2) :: mode !<
205	CHARACTER (LEN=4) :: grid !<
206	CHARACTER (LEN=25) :: section_chr !<
207	CHARACTER (LEN=50) :: rtext !<
208
209	INTEGER(iwp) :: av !<
210	INTEGER(iwp) :: ngp !<
211	INTEGER(iwp) :: file_id !<
212	INTEGER(iwp) :: i !<
213	INTEGER(iwp) :: if !<
214	INTEGER(iwp) :: is !<
215	INTEGER(iwp) :: iis !<
216	INTEGER(iwp) :: j !<
217	INTEGER(iwp) :: k !<
218	INTEGER(iwp) :: l !<
219	INTEGER(iwp) :: layer_xy !<
220	INTEGER(iwp) :: n !<
221	INTEGER(iwp) :: nis !<
222	INTEGER(iwp) :: ns !<
223	INTEGER(iwp) :: nzb_do !< lower limit of the data field (usually nzb)
224	INTEGER(iwp) :: nzt_do !< upper limit of the data field (usually nzt+1)
225	INTEGER(iwp) :: psi !<
226	INTEGER(iwp) :: s !<
227	INTEGER(iwp) :: sender !<
228	INTEGER(iwp) :: ind(4) !<
229
230	LOGICAL :: found !<
231	LOGICAL :: resorted !<
232	LOGICAL :: two_d !<
233
234	REAL(wp) :: mean_r !<
235	REAL(wp) :: s_r2 !<
236	REAL(wp) :: s_r3 !<
237
238	REAL(wp), DIMENSION(:), ALLOCATABLE :: level_z !<
239	REAL(wp), DIMENSION(:,:), ALLOCATABLE :: local_2d !<
240	REAL(wp), DIMENSION(:,:), ALLOCATABLE :: local_2d_l !<
241	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
242	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_2d_sections !<
243	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: local_2d_sections_l !<
244
245	#if defined( __parallel )
246	REAL(wp), DIMENSION(:,:), ALLOCATABLE :: total_2d !<
247	#endif
248	REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !<
249
250	NAMELIST /LOCAL/ rtext
251
252	!
253	!-- Immediate return, if no output is requested (no respective sections
254	!-- found in parameter data_output)
255	IF ( mode == 'xy' .AND. .NOT. data_output_xy(av) ) RETURN
256	IF ( mode == 'xz' .AND. .NOT. data_output_xz(av) ) RETURN
257	IF ( mode == 'yz' .AND. .NOT. data_output_yz(av) ) RETURN
258
259	CALL cpu_log (log_point(3),'data_output_2d','start')
260
261	two_d = .FALSE. ! local variable to distinguish between output of pure 2D
262	! arrays and cross-sections of 3D arrays.
263
264	!
265	!-- Depending on the orientation of the cross-section, the respective output
266	!-- files have to be opened.
267	SELECT CASE ( mode )
268
269	CASE ( 'xy' )
270	s = 1
271	ALLOCATE( level_z(nzb:nzt+1), local_2d(nxlg:nxrg,nysg:nyng) )
272
273	IF ( netcdf_data_format > 4 ) THEN
274	ns = 1
275	DO WHILE ( section(ns,s) /= -9999 .AND. ns <= 100 )
276	ns = ns + 1
277	ENDDO
278	ns = ns - 1
279	ALLOCATE( local_2d_sections(nxlg:nxrg,nysg:nyng,1:ns) )
280	local_2d_sections = 0.0_wp
281	ENDIF
282
283	!
284	!-- Parallel netCDF4/HDF5 output is done on all PEs, all other on PE0 only
285	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
286	CALL check_open( 101+av*10 )
287	ENDIF
288
289	IF ( data_output_2d_on_each_pe ) THEN
290	CALL check_open( 21 )
291	ELSE
292	IF ( myid == 0 ) THEN
293	#if defined( __parallel )
294	ALLOCATE( total_2d(-nbgp:nx+nbgp,-nbgp:ny+nbgp) )
295	#endif
296	ENDIF
297	ENDIF
298
299	CASE ( 'xz' )
300	s = 2
301	ALLOCATE( local_2d(nxlg:nxrg,nzb:nzt+1) )
302
303	IF ( netcdf_data_format > 4 ) THEN
304	ns = 1
305	DO WHILE ( section(ns,s) /= -9999 .AND. ns <= 100 )
306	ns = ns + 1
307	ENDDO
308	ns = ns - 1
309	ALLOCATE( local_2d_sections(nxlg:nxrg,1:ns,nzb:nzt+1) )
310	ALLOCATE( local_2d_sections_l(nxlg:nxrg,1:ns,nzb:nzt+1) )
311	local_2d_sections = 0.0_wp; local_2d_sections_l = 0.0_wp
312	ENDIF
313
314	!
315	!-- Parallel netCDF4/HDF5 output is done on all PEs, all other on PE0 only
316	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
317	CALL check_open( 102+av*10 )
318	ENDIF
319
320	IF ( data_output_2d_on_each_pe ) THEN
321	CALL check_open( 22 )
322	ELSE
323	IF ( myid == 0 ) THEN
324	#if defined( __parallel )
325	ALLOCATE( total_2d(-nbgp:nx+nbgp,nzb:nzt+1) )
326	#endif
327	ENDIF
328	ENDIF
329
330	CASE ( 'yz' )
331	s = 3
332	ALLOCATE( local_2d(nysg:nyng,nzb:nzt+1) )
333
334	IF ( netcdf_data_format > 4 ) THEN
335	ns = 1
336	DO WHILE ( section(ns,s) /= -9999 .AND. ns <= 100 )
337	ns = ns + 1
338	ENDDO
339	ns = ns - 1
340	ALLOCATE( local_2d_sections(1:ns,nysg:nyng,nzb:nzt+1) )
341	ALLOCATE( local_2d_sections_l(1:ns,nysg:nyng,nzb:nzt+1) )
342	local_2d_sections = 0.0_wp; local_2d_sections_l = 0.0_wp
343	ENDIF
344
345	!
346	!-- Parallel netCDF4/HDF5 output is done on all PEs, all other on PE0 only
347	IF ( myid == 0 .OR. netcdf_data_format > 4 ) THEN
348	CALL check_open( 103+av*10 )
349	ENDIF
350
351	IF ( data_output_2d_on_each_pe ) THEN
352	CALL check_open( 23 )
353	ELSE
354	IF ( myid == 0 ) THEN
355	#if defined( __parallel )
356	ALLOCATE( total_2d(-nbgp:ny+nbgp,nzb:nzt+1) )
357	#endif
358	ENDIF
359	ENDIF
360
361	CASE DEFAULT
362	message_string = 'unknown cross-section: ' // TRIM( mode )
363	CALL message( 'data_output_2d', 'PA0180', 1, 2, 0, 6, 0 )
364
365	END SELECT
366
367	!
368	!-- For parallel netcdf output the time axis must be limited. Return, if this
369	!-- limit is exceeded. This could be the case, if the simulated time exceeds
370	!-- the given end time by the length of the given output interval.
371	IF ( netcdf_data_format > 4 ) THEN
372	IF ( mode == 'xy' .AND. do2d_xy_time_count(av) + 1 > &
373	ntdim_2d_xy(av) ) THEN
374	WRITE ( message_string, * ) 'Output of xy cross-sections is not ', &
375	'given at t=', simulated_time, '&because the', &
376	' maximum number of output time levels is exceeded.'
377	CALL message( 'data_output_2d', 'PA0384', 0, 1, 0, 6, 0 )
378	CALL cpu_log( log_point(3), 'data_output_2d', 'stop' )
379	RETURN
380	ENDIF
381	IF ( mode == 'xz' .AND. do2d_xz_time_count(av) + 1 > &
382	ntdim_2d_xz(av) ) THEN
383	WRITE ( message_string, * ) 'Output of xz cross-sections is not ', &
384	'given at t=', simulated_time, '&because the', &
385	' maximum number of output time levels is exceeded.'
386	CALL message( 'data_output_2d', 'PA0385', 0, 1, 0, 6, 0 )
387	CALL cpu_log( log_point(3), 'data_output_2d', 'stop' )
388	RETURN
389	ENDIF
390	IF ( mode == 'yz' .AND. do2d_yz_time_count(av) + 1 > &
391	ntdim_2d_yz(av) ) THEN
392	WRITE ( message_string, * ) 'Output of yz cross-sections is not ', &
393	'given at t=', simulated_time, '&because the', &
394	' maximum number of output time levels is exceeded.'
395	CALL message( 'data_output_2d', 'PA0386', 0, 1, 0, 6, 0 )
396	CALL cpu_log( log_point(3), 'data_output_2d', 'stop' )
397	RETURN
398	ENDIF
399	ENDIF
400
401	!
402	!-- Allocate a temporary array for resorting (kji -> ijk).
403	ALLOCATE( local_pf(nxlg:nxrg,nysg:nyng,nzb:nzt+1) )
404
405	!
406	!-- Loop of all variables to be written.
407	!-- Output dimensions chosen
408	if = 1
409	l = MAX( 2, LEN_TRIM( do2d(av,if) ) )
410	do2d_mode = do2d(av,if)(l-1:l)
411
412	DO WHILE ( do2d(av,if)(1:1) /= ' ' )
413
414	IF ( do2d_mode == mode ) THEN
415
416	nzb_do = nzb
417	nzt_do = nzt+1
418	!
419	!-- Store the array chosen on the temporary array.
420	resorted = .FALSE.
421	SELECT CASE ( TRIM( do2d(av,if) ) )
422
423	CASE ( 'e_xy', 'e_xz', 'e_yz' )
424	IF ( av == 0 ) THEN
425	to_be_resorted => e
426	ELSE
427	to_be_resorted => e_av
428	ENDIF
429	IF ( mode == 'xy' ) level_z = zu
430
431	CASE ( 'c_liq*_xy' ) ! 2d-array
432	IF ( av == 0 ) THEN
433	DO i = nxlg, nxrg
434	DO j = nysg, nyng
435	local_pf(i,j,nzb+1) = c_liq(j,i) * c_veg(j,i)
436	ENDDO
437	ENDDO
438	ELSE
439	DO i = nxlg, nxrg
440	DO j = nysg, nyng
441	local_pf(i,j,nzb+1) = c_liq_av(j,i)
442	ENDDO
443	ENDDO
444	ENDIF
445	resorted = .TRUE.
446	two_d = .TRUE.
447	level_z(nzb+1) = zu(nzb+1)
448
449	CASE ( 'c_soil*_xy' ) ! 2d-array
450	IF ( av == 0 ) THEN
451	DO i = nxlg, nxrg
452	DO j = nysg, nyng
453	local_pf(i,j,nzb+1) = 1.0_wp - c_veg(j,i)
454	ENDDO
455	ENDDO
456	ELSE
457	DO i = nxlg, nxrg
458	DO j = nysg, nyng
459	local_pf(i,j,nzb+1) = c_soil_av(j,i)
460	ENDDO
461	ENDDO
462	ENDIF
463	resorted = .TRUE.
464	two_d = .TRUE.
465	level_z(nzb+1) = zu(nzb+1)
466
467	CASE ( 'c_veg*_xy' ) ! 2d-array
468	IF ( av == 0 ) THEN
469	DO i = nxlg, nxrg
470	DO j = nysg, nyng
471	local_pf(i,j,nzb+1) = c_veg(j,i)
472	ENDDO
473	ENDDO
474	ELSE
475	DO i = nxlg, nxrg
476	DO j = nysg, nyng
477	local_pf(i,j,nzb+1) = c_veg_av(j,i)
478	ENDDO
479	ENDDO
480	ENDIF
481	resorted = .TRUE.
482	two_d = .TRUE.
483	level_z(nzb+1) = zu(nzb+1)
484
485	CASE ( 'ghf_eb*_xy' ) ! 2d-array
486	IF ( av == 0 ) THEN
487	DO i = nxlg, nxrg
488	DO j = nysg, nyng
489	local_pf(i,j,nzb+1) = ghf_eb(j,i)
490	ENDDO
491	ENDDO
492	ELSE
493	DO i = nxlg, nxrg
494	DO j = nysg, nyng
495	local_pf(i,j,nzb+1) = ghf_eb_av(j,i)
496	ENDDO
497	ENDDO
498	ENDIF
499	resorted = .TRUE.
500	two_d = .TRUE.
501	level_z(nzb+1) = zu(nzb+1)
502
503	CASE ( 'lai*_xy' ) ! 2d-array
504	IF ( av == 0 ) THEN
505	DO i = nxlg, nxrg
506	DO j = nysg, nyng
507	local_pf(i,j,nzb+1) = lai(j,i)
508	ENDDO
509	ENDDO
510	ELSE
511	DO i = nxlg, nxrg
512	DO j = nysg, nyng
513	local_pf(i,j,nzb+1) = lai_av(j,i)
514	ENDDO
515	ENDDO
516	ENDIF
517	resorted = .TRUE.
518	two_d = .TRUE.
519	level_z(nzb+1) = zu(nzb+1)
520
521	CASE ( 'lpt_xy', 'lpt_xz', 'lpt_yz' )
522	IF ( av == 0 ) THEN
523	to_be_resorted => pt
524	ELSE
525	to_be_resorted => lpt_av
526	ENDIF
527	IF ( mode == 'xy' ) level_z = zu
528
529	CASE ( 'lwp*_xy' ) ! 2d-array
530	IF ( av == 0 ) THEN
531	DO i = nxlg, nxrg
532	DO j = nysg, nyng
533	local_pf(i,j,nzb+1) = SUM( ql(nzb:nzt,j,i) * &
534	dzw(1:nzt+1) )
535	ENDDO
536	ENDDO
537	ELSE
538	DO i = nxlg, nxrg
539	DO j = nysg, nyng
540	local_pf(i,j,nzb+1) = lwp_av(j,i)
541	ENDDO
542	ENDDO
543	ENDIF
544	resorted = .TRUE.
545	two_d = .TRUE.
546	level_z(nzb+1) = zu(nzb+1)
547
548	CASE ( 'm_liq_eb*_xy' ) ! 2d-array
549	IF ( av == 0 ) THEN
550	DO i = nxlg, nxrg
551	DO j = nysg, nyng
552	local_pf(i,j,nzb+1) = m_liq_eb(j,i)
553	ENDDO
554	ENDDO
555	ELSE
556	DO i = nxlg, nxrg
557	DO j = nysg, nyng
558	local_pf(i,j,nzb+1) = m_liq_eb_av(j,i)
559	ENDDO
560	ENDDO
561	ENDIF
562	resorted = .TRUE.
563	two_d = .TRUE.
564	level_z(nzb+1) = zu(nzb+1)
565
566	CASE ( 'm_soil_xy', 'm_soil_xz', 'm_soil_yz' )
567	nzb_do = nzb_soil
568	nzt_do = nzt_soil
569	IF ( av == 0 ) THEN
570	to_be_resorted => m_soil
571	ELSE
572	to_be_resorted => m_soil_av
573	ENDIF
574	IF ( mode == 'xy' ) level_z = zs
575
576	CASE ( 'nr_xy', 'nr_xz', 'nr_yz' )
577	IF ( av == 0 ) THEN
578	to_be_resorted => nr
579	ELSE
580	to_be_resorted => nr_av
581	ENDIF
582	IF ( mode == 'xy' ) level_z = zu
583
584	CASE ( 'ol*_xy' ) ! 2d-array
585	IF ( av == 0 ) THEN
586	DO i = nxlg, nxrg
587	DO j = nysg, nyng
588	local_pf(i,j,nzb+1) = ol(j,i)
589	ENDDO
590	ENDDO
591	ELSE
592	DO i = nxlg, nxrg
593	DO j = nysg, nyng
594	local_pf(i,j,nzb+1) = ol_av(j,i)
595	ENDDO
596	ENDDO
597	ENDIF
598	resorted = .TRUE.
599	two_d = .TRUE.
600	level_z(nzb+1) = zu(nzb+1)
601
602	CASE ( 'p_xy', 'p_xz', 'p_yz' )
603	IF ( av == 0 ) THEN
604	IF ( psolver /= 'sor' ) CALL exchange_horiz( p, nbgp )
605	to_be_resorted => p
606	ELSE
607	IF ( psolver /= 'sor' ) CALL exchange_horiz( p_av, nbgp )
608	to_be_resorted => p_av
609	ENDIF
610	IF ( mode == 'xy' ) level_z = zu
611
612	CASE ( 'pc_xy', 'pc_xz', 'pc_yz' ) ! particle concentration
613	IF ( av == 0 ) THEN
614	IF ( simulated_time >= particle_advection_start ) THEN
615	tend = prt_count
616	CALL exchange_horiz( tend, nbgp )
617	ELSE
618	tend = 0.0_wp
619	ENDIF
620	DO i = nxlg, nxrg
621	DO j = nysg, nyng
622	DO k = nzb, nzt+1
623	local_pf(i,j,k) = tend(k,j,i)
624	ENDDO
625	ENDDO
626	ENDDO
627	resorted = .TRUE.
628	ELSE
629	CALL exchange_horiz( pc_av, nbgp )
630	to_be_resorted => pc_av
631	ENDIF
632
633	CASE ( 'pr_xy', 'pr_xz', 'pr_yz' ) ! mean particle radius (effective radius)
634	IF ( av == 0 ) THEN
635	IF ( simulated_time >= particle_advection_start ) THEN
636	DO i = nxl, nxr
637	DO j = nys, nyn
638	DO k = nzb, nzt+1
639	number_of_particles = prt_count(k,j,i)
640	IF (number_of_particles <= 0) CYCLE
641	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
642	s_r2 = 0.0_wp
643	s_r3 = 0.0_wp
644	DO n = 1, number_of_particles
645	IF ( particles(n)%particle_mask ) THEN
646	s_r2 = s_r2 + particles(n)%radius*2 &
647	particles(n)%weight_factor
648	s_r3 = s_r3 + particles(n)%radius*3 &
649	particles(n)%weight_factor
650	ENDIF
651	ENDDO
652	IF ( s_r2 > 0.0_wp ) THEN
653	mean_r = s_r3 / s_r2
654	ELSE
655	mean_r = 0.0_wp
656	ENDIF
657	tend(k,j,i) = mean_r
658	ENDDO
659	ENDDO
660	ENDDO
661	CALL exchange_horiz( tend, nbgp )
662	ELSE
663	tend = 0.0_wp
664	ENDIF
665	DO i = nxlg, nxrg
666	DO j = nysg, nyng
667	DO k = nzb, nzt+1
668	local_pf(i,j,k) = tend(k,j,i)
669	ENDDO
670	ENDDO
671	ENDDO
672	resorted = .TRUE.
673	ELSE
674	CALL exchange_horiz( pr_av, nbgp )
675	to_be_resorted => pr_av
676	ENDIF
677
678	CASE ( 'pra*_xy' ) ! 2d-array / integral quantity => no av
679	CALL exchange_horiz_2d( precipitation_amount )
680	DO i = nxlg, nxrg
681	DO j = nysg, nyng
682	local_pf(i,j,nzb+1) = precipitation_amount(j,i)
683	ENDDO
684	ENDDO
685	precipitation_amount = 0.0_wp ! reset for next integ. interval
686	resorted = .TRUE.
687	two_d = .TRUE.
688	level_z(nzb+1) = zu(nzb+1)
689
690	CASE ( 'prr*_xy' ) ! 2d-array
691	IF ( av == 0 ) THEN
692	CALL exchange_horiz_2d( prr(nzb+1,:,:) )
693	DO i = nxlg, nxrg
694	DO j = nysg, nyng
695	local_pf(i,j,nzb+1) = prr(nzb+1,j,i) * hyrho(nzb+1)
696	ENDDO
697	ENDDO
698	ELSE
699	CALL exchange_horiz_2d( prr_av(nzb+1,:,:) )
700	DO i = nxlg, nxrg
701	DO j = nysg, nyng
702	local_pf(i,j,nzb+1) = prr_av(nzb+1,j,i) * hyrho(nzb+1)
703	ENDDO
704	ENDDO
705	ENDIF
706	resorted = .TRUE.
707	two_d = .TRUE.
708	level_z(nzb+1) = zu(nzb+1)
709
710	CASE ( 'prr_xy', 'prr_xz', 'prr_yz' )
711	IF ( av == 0 ) THEN
712	CALL exchange_horiz( prr, nbgp )
713	DO i = nxlg, nxrg
714	DO j = nysg, nyng
715	DO k = nzb, nzt+1
716	local_pf(i,j,k) = prr(k,j,i) * hyrho(nzb+1)
717	ENDDO
718	ENDDO
719	ENDDO
720	ELSE
721	CALL exchange_horiz( prr_av, nbgp )
722	DO i = nxlg, nxrg
723	DO j = nysg, nyng
724	DO k = nzb, nzt+1
725	local_pf(i,j,k) = prr_av(k,j,i) * hyrho(nzb+1)
726	ENDDO
727	ENDDO
728	ENDDO
729	ENDIF
730	resorted = .TRUE.
731	IF ( mode == 'xy' ) level_z = zu
732
733	CASE ( 'pt_xy', 'pt_xz', 'pt_yz' )
734	IF ( av == 0 ) THEN
735	IF ( .NOT. cloud_physics ) THEN
736	to_be_resorted => pt
737	ELSE
738	DO i = nxlg, nxrg
739	DO j = nysg, nyng
740	DO k = nzb, nzt+1
741	local_pf(i,j,k) = pt(k,j,i) + l_d_cp * &
742	pt_d_t(k) * &
743	ql(k,j,i)
744	ENDDO
745	ENDDO
746	ENDDO
747	resorted = .TRUE.
748	ENDIF
749	ELSE
750	to_be_resorted => pt_av
751	ENDIF
752	IF ( mode == 'xy' ) level_z = zu
753
754	CASE ( 'q_xy', 'q_xz', 'q_yz' )
755	IF ( av == 0 ) THEN
756	to_be_resorted => q
757	ELSE
758	to_be_resorted => q_av
759	ENDIF
760	IF ( mode == 'xy' ) level_z = zu
761
762	CASE ( 'qc_xy', 'qc_xz', 'qc_yz' )
763	IF ( av == 0 ) THEN
764	to_be_resorted => qc
765	ELSE
766	to_be_resorted => qc_av
767	ENDIF
768	IF ( mode == 'xy' ) level_z = zu
769
770	CASE ( 'ql_xy', 'ql_xz', 'ql_yz' )
771	IF ( av == 0 ) THEN
772	to_be_resorted => ql
773	ELSE
774	to_be_resorted => ql_av
775	ENDIF
776	IF ( mode == 'xy' ) level_z = zu
777
778	CASE ( 'ql_c_xy', 'ql_c_xz', 'ql_c_yz' )
779	IF ( av == 0 ) THEN
780	to_be_resorted => ql_c
781	ELSE
782	to_be_resorted => ql_c_av
783	ENDIF
784	IF ( mode == 'xy' ) level_z = zu
785
786	CASE ( 'ql_v_xy', 'ql_v_xz', 'ql_v_yz' )
787	IF ( av == 0 ) THEN
788	to_be_resorted => ql_v
789	ELSE
790	to_be_resorted => ql_v_av
791	ENDIF
792	IF ( mode == 'xy' ) level_z = zu
793
794	CASE ( 'ql_vp_xy', 'ql_vp_xz', 'ql_vp_yz' )
795	IF ( av == 0 ) THEN
796	IF ( simulated_time >= particle_advection_start ) THEN
797	DO i = nxl, nxr
798	DO j = nys, nyn
799	DO k = nzb, nzt+1
800	number_of_particles = prt_count(k,j,i)
801	IF (number_of_particles <= 0) CYCLE
802	particles => grid_particles(k,j,i)%particles(1:number_of_particles)
803	DO n = 1, number_of_particles
804	IF ( particles(n)%particle_mask ) THEN
805	tend(k,j,i) = tend(k,j,i) + &
806	particles(n)%weight_factor / &
807	prt_count(k,j,i)
808	ENDIF
809	ENDDO
810	ENDDO
811	ENDDO
812	ENDDO
813	CALL exchange_horiz( tend, nbgp )
814	ELSE
815	tend = 0.0_wp
816	ENDIF
817	DO i = nxlg, nxrg
818	DO j = nysg, nyng
819	DO k = nzb, nzt+1
820	local_pf(i,j,k) = tend(k,j,i)
821	ENDDO
822	ENDDO
823	ENDDO
824	resorted = .TRUE.
825	ELSE
826	CALL exchange_horiz( ql_vp_av, nbgp )
827	to_be_resorted => ql_vp
828	ENDIF
829	IF ( mode == 'xy' ) level_z = zu
830
831	CASE ( 'qr_xy', 'qr_xz', 'qr_yz' )
832	IF ( av == 0 ) THEN
833	to_be_resorted => qr
834	ELSE
835	to_be_resorted => qr_av
836	ENDIF
837	IF ( mode == 'xy' ) level_z = zu
838
839	CASE ( 'qsws*_xy' ) ! 2d-array
840	IF ( av == 0 ) THEN
841	DO i = nxlg, nxrg
842	DO j = nysg, nyng
843	local_pf(i,j,nzb+1) = qsws(j,i)
844	ENDDO
845	ENDDO
846	ELSE
847	DO i = nxlg, nxrg
848	DO j = nysg, nyng
849	local_pf(i,j,nzb+1) = qsws_av(j,i)
850	ENDDO
851	ENDDO
852	ENDIF
853	resorted = .TRUE.
854	two_d = .TRUE.
855	level_z(nzb+1) = zu(nzb+1)
856
857	CASE ( 'qsws_eb*_xy' ) ! 2d-array
858	IF ( av == 0 ) THEN
859	DO i = nxlg, nxrg
860	DO j = nysg, nyng
861	local_pf(i,j,nzb+1) = qsws_eb(j,i)
862	ENDDO
863	ENDDO
864	ELSE
865	DO i = nxlg, nxrg
866	DO j = nysg, nyng
867	local_pf(i,j,nzb+1) = qsws_eb_av(j,i)
868	ENDDO
869	ENDDO
870	ENDIF
871	resorted = .TRUE.
872	two_d = .TRUE.
873	level_z(nzb+1) = zu(nzb+1)
874
875	CASE ( 'qsws_liq_eb*_xy' ) ! 2d-array
876	IF ( av == 0 ) THEN
877	DO i = nxlg, nxrg
878	DO j = nysg, nyng
879	local_pf(i,j,nzb+1) = qsws_liq_eb(j,i)
880	ENDDO
881	ENDDO
882	ELSE
883	DO i = nxlg, nxrg
884	DO j = nysg, nyng
885	local_pf(i,j,nzb+1) = qsws_liq_eb_av(j,i)
886	ENDDO
887	ENDDO
888	ENDIF
889	resorted = .TRUE.
890	two_d = .TRUE.
891	level_z(nzb+1) = zu(nzb+1)
892
893	CASE ( 'qsws_soil_eb*_xy' ) ! 2d-array
894	IF ( av == 0 ) THEN
895	DO i = nxlg, nxrg
896	DO j = nysg, nyng
897	local_pf(i,j,nzb+1) = qsws_soil_eb(j,i)
898	ENDDO
899	ENDDO
900	ELSE
901	DO i = nxlg, nxrg
902	DO j = nysg, nyng
903	local_pf(i,j,nzb+1) = qsws_soil_eb_av(j,i)
904	ENDDO
905	ENDDO
906	ENDIF
907	resorted = .TRUE.
908	two_d = .TRUE.
909	level_z(nzb+1) = zu(nzb+1)
910
911	CASE ( 'qsws_veg_eb*_xy' ) ! 2d-array
912	IF ( av == 0 ) THEN
913	DO i = nxlg, nxrg
914	DO j = nysg, nyng
915	local_pf(i,j,nzb+1) = qsws_veg_eb(j,i)
916	ENDDO
917	ENDDO
918	ELSE
919	DO i = nxlg, nxrg
920	DO j = nysg, nyng
921	local_pf(i,j,nzb+1) = qsws_veg_eb_av(j,i)
922	ENDDO
923	ENDDO
924	ENDIF
925	resorted = .TRUE.
926	two_d = .TRUE.
927	level_z(nzb+1) = zu(nzb+1)
928
929	CASE ( 'qv_xy', 'qv_xz', 'qv_yz' )
930	IF ( av == 0 ) THEN
931	DO i = nxlg, nxrg
932	DO j = nysg, nyng
933	DO k = nzb, nzt+1
934	local_pf(i,j,k) = q(k,j,i) - ql(k,j,i)
935	ENDDO
936	ENDDO
937	ENDDO
938	resorted = .TRUE.
939	ELSE
940	to_be_resorted => qv_av
941	ENDIF
942	IF ( mode == 'xy' ) level_z = zu
943
944	CASE ( 'rad_net*_xy' ) ! 2d-array
945	IF ( av == 0 ) THEN
946	DO i = nxlg, nxrg
947	DO j = nysg, nyng
948	local_pf(i,j,nzb+1) = rad_net(j,i)
949	ENDDO
950	ENDDO
951	ELSE
952	DO i = nxlg, nxrg
953	DO j = nysg, nyng
954	local_pf(i,j,nzb+1) = rad_net_av(j,i)
955	ENDDO
956	ENDDO
957	ENDIF
958	resorted = .TRUE.
959	two_d = .TRUE.
960	level_z(nzb+1) = zu(nzb+1)
961
962
963	CASE ( 'rad_lw_in_xy', 'rad_lw_in_xz', 'rad_lw_in_yz' )
964	IF ( av == 0 ) THEN
965	to_be_resorted => rad_lw_in
966	ELSE
967	to_be_resorted => rad_lw_in_av
968	ENDIF
969	IF ( mode == 'xy' ) level_z = zu
970
971	CASE ( 'rad_lw_out_xy', 'rad_lw_out_xz', 'rad_lw_out_yz' )
972	IF ( av == 0 ) THEN
973	to_be_resorted => rad_lw_out
974	ELSE
975	to_be_resorted => rad_lw_out_av
976	ENDIF
977	IF ( mode == 'xy' ) level_z = zu
978
979	CASE ( 'rad_lw_cs_hr_xy', 'rad_lw_cs_hr_xz', 'rad_lw_cs_hr_yz' )
980	IF ( av == 0 ) THEN
981	to_be_resorted => rad_lw_cs_hr
982	ELSE
983	to_be_resorted => rad_lw_cs_hr_av
984	ENDIF
985	IF ( mode == 'xy' ) level_z = zw
986
987	CASE ( 'rad_lw_hr_xy', 'rad_lw_hr_xz', 'rad_lw_hr_yz' )
988	IF ( av == 0 ) THEN
989	to_be_resorted => rad_lw_hr
990	ELSE
991	to_be_resorted => rad_lw_hr_av
992	ENDIF
993	IF ( mode == 'xy' ) level_z = zw
994
995	CASE ( 'rad_sw_in_xy', 'rad_sw_in_xz', 'rad_sw_in_yz' )
996	IF ( av == 0 ) THEN
997	to_be_resorted => rad_sw_in
998	ELSE
999	to_be_resorted => rad_sw_in_av
1000	ENDIF
1001	IF ( mode == 'xy' ) level_z = zu
1002
1003	CASE ( 'rad_sw_out_xy', 'rad_sw_out_xz', 'rad_sw_out_yz' )
1004	IF ( av == 0 ) THEN
1005	to_be_resorted => rad_sw_out
1006	ELSE
1007	to_be_resorted => rad_sw_out_av
1008	ENDIF
1009	IF ( mode == 'xy' ) level_z = zu
1010
1011	CASE ( 'rad_sw_cs_hr_xy', 'rad_sw_cs_hr_xz', 'rad_sw_cs_hr_yz' )
1012	IF ( av == 0 ) THEN
1013	to_be_resorted => rad_sw_cs_hr
1014	ELSE
1015	to_be_resorted => rad_sw_cs_hr_av
1016	ENDIF
1017	IF ( mode == 'xy' ) level_z = zw
1018
1019	CASE ( 'rad_sw_hr_xy', 'rad_sw_hr_xz', 'rad_sw_hr_yz' )
1020	IF ( av == 0 ) THEN
1021	to_be_resorted => rad_sw_hr
1022	ELSE
1023	to_be_resorted => rad_sw_hr_av
1024	ENDIF
1025	IF ( mode == 'xy' ) level_z = zw
1026
1027	CASE ( 'rho_xy', 'rho_xz', 'rho_yz' )
1028	IF ( av == 0 ) THEN
1029	to_be_resorted => rho
1030	ELSE
1031	to_be_resorted => rho_av
1032	ENDIF
1033
1034	CASE ( 'r_a*_xy' ) ! 2d-array
1035	IF ( av == 0 ) THEN
1036	DO i = nxlg, nxrg
1037	DO j = nysg, nyng
1038	local_pf(i,j,nzb+1) = r_a(j,i)
1039	ENDDO
1040	ENDDO
1041	ELSE
1042	DO i = nxlg, nxrg
1043	DO j = nysg, nyng
1044	local_pf(i,j,nzb+1) = r_a_av(j,i)
1045	ENDDO
1046	ENDDO
1047	ENDIF
1048	resorted = .TRUE.
1049	two_d = .TRUE.
1050	level_z(nzb+1) = zu(nzb+1)
1051
1052	CASE ( 'r_s*_xy' ) ! 2d-array
1053	IF ( av == 0 ) THEN
1054	DO i = nxlg, nxrg
1055	DO j = nysg, nyng
1056	local_pf(i,j,nzb+1) = r_s(j,i)
1057	ENDDO
1058	ENDDO
1059	ELSE
1060	DO i = nxlg, nxrg
1061	DO j = nysg, nyng
1062	local_pf(i,j,nzb+1) = r_s_av(j,i)
1063	ENDDO
1064	ENDDO
1065	ENDIF
1066	resorted = .TRUE.
1067	two_d = .TRUE.
1068	level_z(nzb+1) = zu(nzb+1)
1069
1070	CASE ( 's_xy', 's_xz', 's_yz' )
1071	IF ( av == 0 ) THEN
1072	to_be_resorted => q
1073	ELSE
1074	to_be_resorted => s_av
1075	ENDIF
1076
1077	CASE ( 'sa_xy', 'sa_xz', 'sa_yz' )
1078	IF ( av == 0 ) THEN
1079	to_be_resorted => sa
1080	ELSE
1081	to_be_resorted => sa_av
1082	ENDIF
1083
1084	CASE ( 'shf*_xy' ) ! 2d-array
1085	IF ( av == 0 ) THEN
1086	DO i = nxlg, nxrg
1087	DO j = nysg, nyng
1088	local_pf(i,j,nzb+1) = shf(j,i)
1089	ENDDO
1090	ENDDO
1091	ELSE
1092	DO i = nxlg, nxrg
1093	DO j = nysg, nyng
1094	local_pf(i,j,nzb+1) = shf_av(j,i)
1095	ENDDO
1096	ENDDO
1097	ENDIF
1098	resorted = .TRUE.
1099	two_d = .TRUE.
1100	level_z(nzb+1) = zu(nzb+1)
1101
1102	CASE ( 'shf_eb*_xy' ) ! 2d-array
1103	IF ( av == 0 ) THEN
1104	DO i = nxlg, nxrg
1105	DO j = nysg, nyng
1106	local_pf(i,j,nzb+1) = shf_eb(j,i)
1107	ENDDO
1108	ENDDO
1109	ELSE
1110	DO i = nxlg, nxrg
1111	DO j = nysg, nyng
1112	local_pf(i,j,nzb+1) = shf_eb_av(j,i)
1113	ENDDO
1114	ENDDO
1115	ENDIF
1116	resorted = .TRUE.
1117	two_d = .TRUE.
1118	level_z(nzb+1) = zu(nzb+1)
1119
1120	CASE ( 't*_xy' ) ! 2d-array
1121	IF ( av == 0 ) THEN
1122	DO i = nxlg, nxrg
1123	DO j = nysg, nyng
1124	local_pf(i,j,nzb+1) = ts(j,i)
1125	ENDDO
1126	ENDDO
1127	ELSE
1128	DO i = nxlg, nxrg
1129	DO j = nysg, nyng
1130	local_pf(i,j,nzb+1) = ts_av(j,i)
1131	ENDDO
1132	ENDDO
1133	ENDIF
1134	resorted = .TRUE.
1135	two_d = .TRUE.
1136	level_z(nzb+1) = zu(nzb+1)
1137
1138	CASE ( 't_soil_xy', 't_soil_xz', 't_soil_yz' )
1139	nzb_do = nzb_soil
1140	nzt_do = nzt_soil
1141	IF ( av == 0 ) THEN
1142	to_be_resorted => t_soil
1143	ELSE
1144	to_be_resorted => t_soil_av
1145	ENDIF
1146	IF ( mode == 'xy' ) level_z = zs
1147
1148	CASE ( 'u_xy', 'u_xz', 'u_yz' )
1149	IF ( av == 0 ) THEN
1150	to_be_resorted => u
1151	ELSE
1152	to_be_resorted => u_av
1153	ENDIF
1154	IF ( mode == 'xy' ) level_z = zu
1155	!
1156	!-- Substitute the values generated by "mirror" boundary condition
1157	!-- at the bottom boundary by the real surface values.
1158	IF ( do2d(av,if) == 'u_xz' .OR. do2d(av,if) == 'u_yz' ) THEN
1159	IF ( ibc_uv_b == 0 ) local_pf(:,:,nzb) = 0.0_wp
1160	ENDIF
1161
1162	CASE ( 'u*_xy' ) ! 2d-array
1163	IF ( av == 0 ) THEN
1164	DO i = nxlg, nxrg
1165	DO j = nysg, nyng
1166	local_pf(i,j,nzb+1) = us(j,i)
1167	ENDDO
1168	ENDDO
1169	ELSE
1170	DO i = nxlg, nxrg
1171	DO j = nysg, nyng
1172	local_pf(i,j,nzb+1) = us_av(j,i)
1173	ENDDO
1174	ENDDO
1175	ENDIF
1176	resorted = .TRUE.
1177	two_d = .TRUE.
1178	level_z(nzb+1) = zu(nzb+1)
1179
1180	CASE ( 'v_xy', 'v_xz', 'v_yz' )
1181	IF ( av == 0 ) THEN
1182	to_be_resorted => v
1183	ELSE
1184	to_be_resorted => v_av
1185	ENDIF
1186	IF ( mode == 'xy' ) level_z = zu
1187	!
1188	!-- Substitute the values generated by "mirror" boundary condition
1189	!-- at the bottom boundary by the real surface values.
1190	IF ( do2d(av,if) == 'v_xz' .OR. do2d(av,if) == 'v_yz' ) THEN
1191	IF ( ibc_uv_b == 0 ) local_pf(:,:,nzb) = 0.0_wp
1192	ENDIF
1193
1194	CASE ( 'vpt_xy', 'vpt_xz', 'vpt_yz' )
1195	IF ( av == 0 ) THEN
1196	to_be_resorted => vpt
1197	ELSE
1198	to_be_resorted => vpt_av
1199	ENDIF
1200	IF ( mode == 'xy' ) level_z = zu
1201
1202	CASE ( 'w_xy', 'w_xz', 'w_yz' )
1203	IF ( av == 0 ) THEN
1204	to_be_resorted => w
1205	ELSE
1206	to_be_resorted => w_av
1207	ENDIF
1208	IF ( mode == 'xy' ) level_z = zw
1209
1210	CASE ( 'z0*_xy' ) ! 2d-array
1211	IF ( av == 0 ) THEN
1212	DO i = nxlg, nxrg
1213	DO j = nysg, nyng
1214	local_pf(i,j,nzb+1) = z0(j,i)
1215	ENDDO
1216	ENDDO
1217	ELSE
1218	DO i = nxlg, nxrg
1219	DO j = nysg, nyng
1220	local_pf(i,j,nzb+1) = z0_av(j,i)
1221	ENDDO
1222	ENDDO
1223	ENDIF
1224	resorted = .TRUE.
1225	two_d = .TRUE.
1226	level_z(nzb+1) = zu(nzb+1)
1227
1228	CASE ( 'z0h*_xy' ) ! 2d-array
1229	IF ( av == 0 ) THEN
1230	DO i = nxlg, nxrg
1231	DO j = nysg, nyng
1232	local_pf(i,j,nzb+1) = z0h(j,i)
1233	ENDDO
1234	ENDDO
1235	ELSE
1236	DO i = nxlg, nxrg
1237	DO j = nysg, nyng
1238	local_pf(i,j,nzb+1) = z0h_av(j,i)
1239	ENDDO
1240	ENDDO
1241	ENDIF
1242	resorted = .TRUE.
1243	two_d = .TRUE.
1244	level_z(nzb+1) = zu(nzb+1)
1245
1246	CASE ( 'z0q*_xy' ) ! 2d-array
1247	IF ( av == 0 ) THEN
1248	DO i = nxlg, nxrg
1249	DO j = nysg, nyng
1250	local_pf(i,j,nzb+1) = z0q(j,i)
1251	ENDDO
1252	ENDDO
1253	ELSE
1254	DO i = nxlg, nxrg
1255	DO j = nysg, nyng
1256	local_pf(i,j,nzb+1) = z0q_av(j,i)
1257	ENDDO
1258	ENDDO
1259	ENDIF
1260	resorted = .TRUE.
1261	two_d = .TRUE.
1262	level_z(nzb+1) = zu(nzb+1)
1263
1264	CASE DEFAULT
1265	!
1266	!-- User defined quantity
1267	CALL user_data_output_2d( av, do2d(av,if), found, grid, &
1268	local_pf, two_d, nzb_do, nzt_do )
1269	resorted = .TRUE.
1270
1271	IF ( grid == 'zu' ) THEN
1272	IF ( mode == 'xy' ) level_z = zu
1273	ELSEIF ( grid == 'zw' ) THEN
1274	IF ( mode == 'xy' ) level_z = zw
1275	ELSEIF ( grid == 'zu1' ) THEN
1276	IF ( mode == 'xy' ) level_z(nzb+1) = zu(nzb+1)
1277	ELSEIF ( grid == 'zs' ) THEN
1278	IF ( mode == 'xy' ) level_z = zs
1279	ENDIF
1280
1281	IF ( .NOT. found ) THEN
1282	message_string = 'no output provided for: ' // &
1283	TRIM( do2d(av,if) )
1284	CALL message( 'data_output_2d', 'PA0181', 0, 0, 0, 6, 0 )
1285	ENDIF
1286
1287	END SELECT
1288
1289	!
1290	!-- Resort the array to be output, if not done above
1291	IF ( .NOT. resorted ) THEN
1292	DO i = nxlg, nxrg
1293	DO j = nysg, nyng
1294	DO k = nzb_do, nzt_do
1295	local_pf(i,j,k) = to_be_resorted(k,j,i)
1296	ENDDO
1297	ENDDO
1298	ENDDO
1299	ENDIF
1300
1301	!
1302	!-- Output of the individual cross-sections, depending on the cross-
1303	!-- section mode chosen.
1304	is = 1
1305	loop1: DO WHILE ( section(is,s) /= -9999 .OR. two_d )
1306
1307	SELECT CASE ( mode )
1308
1309	CASE ( 'xy' )
1310	!
1311	!-- Determine the cross section index
1312	IF ( two_d ) THEN
1313	layer_xy = nzb+1
1314	ELSE
1315	layer_xy = section(is,s)
1316	ENDIF
1317
1318	!
1319	!-- Exit the loop for layers beyond the data output domain
1320	!-- (used for soil model)
1321	IF ( layer_xy > nzt_do ) THEN
1322	EXIT loop1
1323	ENDIF
1324
1325	!
1326	!-- Update the netCDF xy cross section time axis.
1327	!-- In case of parallel output, this is only done by PE0
1328	!-- to increase the performance.
1329	IF ( simulated_time /= do2d_xy_last_time(av) ) THEN
1330	do2d_xy_time_count(av) = do2d_xy_time_count(av) + 1
1331	do2d_xy_last_time(av) = simulated_time
1332	IF ( myid == 0 ) THEN
1333	IF ( .NOT. data_output_2d_on_each_pe &
1334	.OR. netcdf_data_format > 4 ) &
1335	THEN
1336	#if defined( __netcdf )
1337	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1338	id_var_time_xy(av), &
1339	(/ time_since_reference_point /), &
1340	start = (/ do2d_xy_time_count(av) /), &
1341	count = (/ 1 /) )
1342	CALL netcdf_handle_error( 'data_output_2d', 53 )
1343	#endif
1344	ENDIF
1345	ENDIF
1346	ENDIF
1347	!
1348	!-- If required, carry out averaging along z
1349	IF ( section(is,s) == -1 .AND. .NOT. two_d ) THEN
1350
1351	local_2d = 0.0_wp
1352	!
1353	!-- Carry out the averaging (all data are on the PE)
1354	DO k = nzb_do, nzt_do
1355	DO j = nysg, nyng
1356	DO i = nxlg, nxrg
1357	local_2d(i,j) = local_2d(i,j) + local_pf(i,j,k)
1358	ENDDO
1359	ENDDO
1360	ENDDO
1361
1362	local_2d = local_2d / ( nzt_do - nzb_do + 1.0_wp)
1363
1364	ELSE
1365	!
1366	!-- Just store the respective section on the local array
1367	local_2d = local_pf(:,:,layer_xy)
1368
1369	ENDIF
1370
1371	#if defined( __parallel )
1372	IF ( netcdf_data_format > 4 ) THEN
1373	!
1374	!-- Parallel output in netCDF4/HDF5 format.
1375	IF ( two_d ) THEN
1376	iis = 1
1377	ELSE
1378	iis = is
1379	ENDIF
1380
1381	#if defined( __netcdf )
1382	!
1383	!-- For parallel output, all cross sections are first stored
1384	!-- here on a local array and will be written to the output
1385	!-- file afterwards to increase the performance.
1386	DO i = nxlg, nxrg
1387	DO j = nysg, nyng
1388	local_2d_sections(i,j,iis) = local_2d(i,j)
1389	ENDDO
1390	ENDDO
1391	#endif
1392	ELSE
1393
1394	IF ( data_output_2d_on_each_pe ) THEN
1395	!
1396	!-- Output of partial arrays on each PE
1397	#if defined( __netcdf )
1398	IF ( myid == 0 ) THEN
1399	WRITE ( 21 ) time_since_reference_point, &
1400	do2d_xy_time_count(av), av
1401	ENDIF
1402	#endif
1403	DO i = 0, io_blocks-1
1404	IF ( i == io_group ) THEN
1405	WRITE ( 21 ) nxlg, nxrg, nysg, nyng, nysg, nyng
1406	WRITE ( 21 ) local_2d
1407	ENDIF
1408	#if defined( __parallel )
1409	CALL MPI_BARRIER( comm2d, ierr )
1410	#endif
1411	ENDDO
1412
1413	ELSE
1414	!
1415	!-- PE0 receives partial arrays from all processors and
1416	!-- then outputs them. Here a barrier has to be set,
1417	!-- because otherwise "-MPI- FATAL: Remote protocol queue
1418	!-- full" may occur.
1419	CALL MPI_BARRIER( comm2d, ierr )
1420
1421	ngp = ( nxrg-nxlg+1 ) * ( nyng-nysg+1 )
1422	IF ( myid == 0 ) THEN
1423	!
1424	!-- Local array can be relocated directly.
1425	total_2d(nxlg:nxrg,nysg:nyng) = local_2d
1426	!
1427	!-- Receive data from all other PEs.
1428	DO n = 1, numprocs-1
1429	!
1430	!-- Receive index limits first, then array.
1431	!-- Index limits are received in arbitrary order from
1432	!-- the PEs.
1433	CALL MPI_RECV( ind(1), 4, MPI_INTEGER, &
1434	MPI_ANY_SOURCE, 0, comm2d, &
1435	status, ierr )
1436	sender = status(MPI_SOURCE)
1437	DEALLOCATE( local_2d )
1438	ALLOCATE( local_2d(ind(1):ind(2),ind(3):ind(4)) )
1439	CALL MPI_RECV( local_2d(ind(1),ind(3)), ngp, &
1440	MPI_REAL, sender, 1, comm2d, &
1441	status, ierr )
1442	total_2d(ind(1):ind(2),ind(3):ind(4)) = local_2d
1443	ENDDO
1444	!
1445	!-- Relocate the local array for the next loop increment
1446	DEALLOCATE( local_2d )
1447	ALLOCATE( local_2d(nxlg:nxrg,nysg:nyng) )
1448
1449	#if defined( __netcdf )
1450	IF ( two_d ) THEN
1451	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1452	id_var_do2d(av,if), &
1453	total_2d(0:nx+1,0:ny+1), &
1454	start = (/ 1, 1, 1, do2d_xy_time_count(av) /), &
1455	count = (/ nx+2, ny+2, 1, 1 /) )
1456	ELSE
1457	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1458	id_var_do2d(av,if), &
1459	total_2d(0:nx+1,0:ny+1), &
1460	start = (/ 1, 1, is, do2d_xy_time_count(av) /), &
1461	count = (/ nx+2, ny+2, 1, 1 /) )
1462	ENDIF
1463	CALL netcdf_handle_error( 'data_output_2d', 54 )
1464	#endif
1465
1466	ELSE
1467	!
1468	!-- First send the local index limits to PE0
1469	ind(1) = nxlg; ind(2) = nxrg
1470	ind(3) = nysg; ind(4) = nyng
1471	CALL MPI_SEND( ind(1), 4, MPI_INTEGER, 0, 0, &
1472	comm2d, ierr )
1473	!
1474	!-- Send data to PE0
1475	CALL MPI_SEND( local_2d(nxlg,nysg), ngp, &
1476	MPI_REAL, 0, 1, comm2d, ierr )
1477	ENDIF
1478	!
1479	!-- A barrier has to be set, because otherwise some PEs may
1480	!-- proceed too fast so that PE0 may receive wrong data on
1481	!-- tag 0
1482	CALL MPI_BARRIER( comm2d, ierr )
1483	ENDIF
1484
1485	ENDIF
1486	#else
1487	#if defined( __netcdf )
1488	IF ( two_d ) THEN
1489	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1490	id_var_do2d(av,if), &
1491	local_2d(nxl:nxr+1,nys:nyn+1), &
1492	start = (/ 1, 1, 1, do2d_xy_time_count(av) /), &
1493	count = (/ nx+2, ny+2, 1, 1 /) )
1494	ELSE
1495	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1496	id_var_do2d(av,if), &
1497	local_2d(nxl:nxr+1,nys:nyn+1), &
1498	start = (/ 1, 1, is, do2d_xy_time_count(av) /), &
1499	count = (/ nx+2, ny+2, 1, 1 /) )
1500	ENDIF
1501	CALL netcdf_handle_error( 'data_output_2d', 447 )
1502	#endif
1503	#endif
1504	do2d_xy_n = do2d_xy_n + 1
1505	!
1506	!-- For 2D-arrays (e.g. u*) only one cross-section is available.
1507	!-- Hence exit loop of output levels.
1508	IF ( two_d ) THEN
1509	IF ( netcdf_data_format < 5 ) two_d = .FALSE.
1510	EXIT loop1
1511	ENDIF
1512
1513	CASE ( 'xz' )
1514	!
1515	!-- Update the netCDF xz cross section time axis.
1516	!-- In case of parallel output, this is only done by PE0
1517	!-- to increase the performance.
1518	IF ( simulated_time /= do2d_xz_last_time(av) ) THEN
1519	do2d_xz_time_count(av) = do2d_xz_time_count(av) + 1
1520	do2d_xz_last_time(av) = simulated_time
1521	IF ( myid == 0 ) THEN
1522	IF ( .NOT. data_output_2d_on_each_pe &
1523	.OR. netcdf_data_format > 4 ) &
1524	THEN
1525	#if defined( __netcdf )
1526	nc_stat = NF90_PUT_VAR( id_set_xz(av), &
1527	id_var_time_xz(av), &
1528	(/ time_since_reference_point /), &
1529	start = (/ do2d_xz_time_count(av) /), &
1530	count = (/ 1 /) )
1531	CALL netcdf_handle_error( 'data_output_2d', 56 )
1532	#endif
1533	ENDIF
1534	ENDIF
1535	ENDIF
1536
1537	!
1538	!-- If required, carry out averaging along y
1539	IF ( section(is,s) == -1 ) THEN
1540
1541	ALLOCATE( local_2d_l(nxlg:nxrg,nzb_do:nzt_do) )
1542	local_2d_l = 0.0_wp
1543	ngp = ( nxrg-nxlg + 1 ) * ( nzt_do-nzb_do + 1 )
1544	!
1545	!-- First local averaging on the PE
1546	DO k = nzb_do, nzt_do
1547	DO j = nys, nyn
1548	DO i = nxlg, nxrg
1549	local_2d_l(i,k) = local_2d_l(i,k) + &
1550	local_pf(i,j,k)
1551	ENDDO
1552	ENDDO
1553	ENDDO
1554	#if defined( __parallel )
1555	!
1556	!-- Now do the averaging over all PEs along y
1557	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
1558	CALL MPI_ALLREDUCE( local_2d_l(nxlg,nzb_do), &
1559	local_2d(nxlg,nzb_do), ngp, MPI_REAL, &
1560	MPI_SUM, comm1dy, ierr )
1561	#else
1562	local_2d = local_2d_l
1563	#endif
1564	local_2d = local_2d / ( ny + 1.0_wp )
1565
1566	DEALLOCATE( local_2d_l )
1567
1568	ELSE
1569	!
1570	!-- Just store the respective section on the local array
1571	!-- (but only if it is available on this PE!)
1572	IF ( section(is,s) >= nys .AND. section(is,s) <= nyn ) &
1573	THEN
1574	local_2d = local_pf(:,section(is,s),nzb_do:nzt_do)
1575	ENDIF
1576
1577	ENDIF
1578
1579	#if defined( __parallel )
1580	IF ( netcdf_data_format > 4 ) THEN
1581	!
1582	!-- Output in netCDF4/HDF5 format.
1583	!-- Output only on those PEs where the respective cross
1584	!-- sections reside. Cross sections averaged along y are
1585	!-- output on the respective first PE along y (myidy=0).
1586	IF ( ( section(is,s) >= nys .AND. &
1587	section(is,s) <= nyn ) .OR. &
1588	( section(is,s) == -1 .AND. myidy == 0 ) ) THEN
1589	#if defined( __netcdf )
1590	!
1591	!-- For parallel output, all cross sections are first
1592	!-- stored here on a local array and will be written to the
1593	!-- output file afterwards to increase the performance.
1594	DO i = nxlg, nxrg
1595	DO k = nzb_do, nzt_do
1596	local_2d_sections_l(i,is,k) = local_2d(i,k)
1597	ENDDO
1598	ENDDO
1599	#endif
1600	ENDIF
1601
1602	ELSE
1603
1604	IF ( data_output_2d_on_each_pe ) THEN
1605	!
1606	!-- Output of partial arrays on each PE. If the cross
1607	!-- section does not reside on the PE, output special
1608	!-- index values.
1609	#if defined( __netcdf )
1610	IF ( myid == 0 ) THEN
1611	WRITE ( 22 ) time_since_reference_point, &
1612	do2d_xz_time_count(av), av
1613	ENDIF
1614	#endif
1615	DO i = 0, io_blocks-1
1616	IF ( i == io_group ) THEN
1617	IF ( ( section(is,s) >= nys .AND. &
1618	section(is,s) <= nyn ) .OR. &
1619	( section(is,s) == -1 .AND. &
1620	nys-1 == -1 ) ) &
1621	THEN
1622	WRITE (22) nxlg, nxrg, nzb_do, nzt_do, nzb, nzt+1
1623	WRITE (22) local_2d
1624	ELSE
1625	WRITE (22) -1, -1, -1, -1, -1, -1
1626	ENDIF
1627	ENDIF
1628	#if defined( __parallel )
1629	CALL MPI_BARRIER( comm2d, ierr )
1630	#endif
1631	ENDDO
1632
1633	ELSE
1634	!
1635	!-- PE0 receives partial arrays from all processors of the
1636	!-- respective cross section and outputs them. Here a
1637	!-- barrier has to be set, because otherwise
1638	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
1639	CALL MPI_BARRIER( comm2d, ierr )
1640
1641	ngp = ( nxrg-nxlg + 1 ) * ( nzt_do-nzb_do + 1 )
1642	IF ( myid == 0 ) THEN
1643	!
1644	!-- Local array can be relocated directly.
1645	IF ( ( section(is,s) >= nys .AND. &
1646	section(is,s) <= nyn ) .OR. &
1647	( section(is,s) == -1 .AND. nys-1 == -1 ) ) &
1648	THEN
1649	total_2d(nxlg:nxrg,nzb_do:nzt_do) = local_2d
1650	ENDIF
1651	!
1652	!-- Receive data from all other PEs.
1653	DO n = 1, numprocs-1
1654	!
1655	!-- Receive index limits first, then array.
1656	!-- Index limits are received in arbitrary order from
1657	!-- the PEs.
1658	CALL MPI_RECV( ind(1), 4, MPI_INTEGER, &
1659	MPI_ANY_SOURCE, 0, comm2d, &
1660	status, ierr )
1661	!
1662	!-- Not all PEs have data for XZ-cross-section.
1663	IF ( ind(1) /= -9999 ) THEN
1664	sender = status(MPI_SOURCE)
1665	DEALLOCATE( local_2d )
1666	ALLOCATE( local_2d(ind(1):ind(2), &
1667	ind(3):ind(4)) )
1668	CALL MPI_RECV( local_2d(ind(1),ind(3)), ngp, &
1669	MPI_REAL, sender, 1, comm2d, &
1670	status, ierr )
1671	total_2d(ind(1):ind(2),ind(3):ind(4)) = &
1672	local_2d
1673	ENDIF
1674	ENDDO
1675	!
1676	!-- Relocate the local array for the next loop increment
1677	DEALLOCATE( local_2d )
1678	ALLOCATE( local_2d(nxlg:nxrg,nzb_do:nzt_do) )
1679
1680	#if defined( __netcdf )
1681	nc_stat = NF90_PUT_VAR( id_set_xz(av), &
1682	id_var_do2d(av,if), &
1683	total_2d(0:nx+1,nzb_do:nzt_do),&
1684	start = (/ 1, is, 1, do2d_xz_time_count(av) /), &
1685	count = (/ nx+2, 1, nzt_do-nzb_do+1, 1 /) )
1686	CALL netcdf_handle_error( 'data_output_2d', 58 )
1687	#endif
1688
1689	ELSE
1690	!
1691	!-- If the cross section resides on the PE, send the
1692	!-- local index limits, otherwise send -9999 to PE0.
1693	IF ( ( section(is,s) >= nys .AND. &
1694	section(is,s) <= nyn ) .OR. &
1695	( section(is,s) == -1 .AND. nys-1 == -1 ) ) &
1696	THEN
1697	ind(1) = nxlg; ind(2) = nxrg
1698	ind(3) = nzb_do; ind(4) = nzt_do
1699	ELSE
1700	ind(1) = -9999; ind(2) = -9999
1701	ind(3) = -9999; ind(4) = -9999
1702	ENDIF
1703	CALL MPI_SEND( ind(1), 4, MPI_INTEGER, 0, 0, &
1704	comm2d, ierr )
1705	!
1706	!-- If applicable, send data to PE0.
1707	IF ( ind(1) /= -9999 ) THEN
1708	CALL MPI_SEND( local_2d(nxlg,nzb_do), ngp, &
1709	MPI_REAL, 0, 1, comm2d, ierr )
1710	ENDIF
1711	ENDIF
1712	!
1713	!-- A barrier has to be set, because otherwise some PEs may
1714	!-- proceed too fast so that PE0 may receive wrong data on
1715	!-- tag 0
1716	CALL MPI_BARRIER( comm2d, ierr )
1717	ENDIF
1718
1719	ENDIF
1720	#else
1721	#if defined( __netcdf )
1722	nc_stat = NF90_PUT_VAR( id_set_xz(av), &
1723	id_var_do2d(av,if), &
1724	local_2d(nxl:nxr+1,nzb_do:nzt_do), &
1725	start = (/ 1, is, 1, do2d_xz_time_count(av) /), &
1726	count = (/ nx+2, 1, nzt_do-nzb_do+1, 1 /) )
1727	CALL netcdf_handle_error( 'data_output_2d', 451 )
1728	#endif
1729	#endif
1730	do2d_xz_n = do2d_xz_n + 1
1731
1732	CASE ( 'yz' )
1733	!
1734	!-- Update the netCDF yz cross section time axis.
1735	!-- In case of parallel output, this is only done by PE0
1736	!-- to increase the performance.
1737	IF ( simulated_time /= do2d_yz_last_time(av) ) THEN
1738	do2d_yz_time_count(av) = do2d_yz_time_count(av) + 1
1739	do2d_yz_last_time(av) = simulated_time
1740	IF ( myid == 0 ) THEN
1741	IF ( .NOT. data_output_2d_on_each_pe &
1742	.OR. netcdf_data_format > 4 ) &
1743	THEN
1744	#if defined( __netcdf )
1745	nc_stat = NF90_PUT_VAR( id_set_yz(av), &
1746	id_var_time_yz(av), &
1747	(/ time_since_reference_point /), &
1748	start = (/ do2d_yz_time_count(av) /), &
1749	count = (/ 1 /) )
1750	CALL netcdf_handle_error( 'data_output_2d', 59 )
1751	#endif
1752	ENDIF
1753	ENDIF
1754	ENDIF
1755
1756	!
1757	!-- If required, carry out averaging along x
1758	IF ( section(is,s) == -1 ) THEN
1759
1760	ALLOCATE( local_2d_l(nysg:nyng,nzb_do:nzt_do) )
1761	local_2d_l = 0.0_wp
1762	ngp = ( nyng-nysg+1 ) * ( nzt_do-nzb_do+1 )
1763	!
1764	!-- First local averaging on the PE
1765	DO k = nzb_do, nzt_do
1766	DO j = nysg, nyng
1767	DO i = nxl, nxr
1768	local_2d_l(j,k) = local_2d_l(j,k) + &
1769	local_pf(i,j,k)
1770	ENDDO
1771	ENDDO
1772	ENDDO
1773	#if defined( __parallel )
1774	!
1775	!-- Now do the averaging over all PEs along x
1776	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
1777	CALL MPI_ALLREDUCE( local_2d_l(nysg,nzb_do), &
1778	local_2d(nysg,nzb_do), ngp, MPI_REAL, &
1779	MPI_SUM, comm1dx, ierr )
1780	#else
1781	local_2d = local_2d_l
1782	#endif
1783	local_2d = local_2d / ( nx + 1.0_wp )
1784
1785	DEALLOCATE( local_2d_l )
1786
1787	ELSE
1788	!
1789	!-- Just store the respective section on the local array
1790	!-- (but only if it is available on this PE!)
1791	IF ( section(is,s) >= nxl .AND. section(is,s) <= nxr ) &
1792	THEN
1793	local_2d = local_pf(section(is,s),:,nzb_do:nzt_do)
1794	ENDIF
1795
1796	ENDIF
1797
1798	#if defined( __parallel )
1799	IF ( netcdf_data_format > 4 ) THEN
1800	!
1801	!-- Output in netCDF4/HDF5 format.
1802	!-- Output only on those PEs where the respective cross
1803	!-- sections reside. Cross sections averaged along x are
1804	!-- output on the respective first PE along x (myidx=0).
1805	IF ( ( section(is,s) >= nxl .AND. &
1806	section(is,s) <= nxr ) .OR. &
1807	( section(is,s) == -1 .AND. myidx == 0 ) ) THEN
1808	#if defined( __netcdf )
1809	!
1810	!-- For parallel output, all cross sections are first
1811	!-- stored here on a local array and will be written to the
1812	!-- output file afterwards to increase the performance.
1813	DO j = nysg, nyng
1814	DO k = nzb_do, nzt_do
1815	local_2d_sections_l(is,j,k) = local_2d(j,k)
1816	ENDDO
1817	ENDDO
1818	#endif
1819	ENDIF
1820
1821	ELSE
1822
1823	IF ( data_output_2d_on_each_pe ) THEN
1824	!
1825	!-- Output of partial arrays on each PE. If the cross
1826	!-- section does not reside on the PE, output special
1827	!-- index values.
1828	#if defined( __netcdf )
1829	IF ( myid == 0 ) THEN
1830	WRITE ( 23 ) time_since_reference_point, &
1831	do2d_yz_time_count(av), av
1832	ENDIF
1833	#endif
1834	DO i = 0, io_blocks-1
1835	IF ( i == io_group ) THEN
1836	IF ( ( section(is,s) >= nxl .AND. &
1837	section(is,s) <= nxr ) .OR. &
1838	( section(is,s) == -1 .AND. &
1839	nxl-1 == -1 ) ) &
1840	THEN
1841	WRITE (23) nysg, nyng, nzb_do, nzt_do, nzb, nzt+1
1842	WRITE (23) local_2d
1843	ELSE
1844	WRITE (23) -1, -1, -1, -1, -1, -1
1845	ENDIF
1846	ENDIF
1847	#if defined( __parallel )
1848	CALL MPI_BARRIER( comm2d, ierr )
1849	#endif
1850	ENDDO
1851
1852	ELSE
1853	!
1854	!-- PE0 receives partial arrays from all processors of the
1855	!-- respective cross section and outputs them. Here a
1856	!-- barrier has to be set, because otherwise
1857	!-- "-MPI- FATAL: Remote protocol queue full" may occur.
1858	CALL MPI_BARRIER( comm2d, ierr )
1859
1860	ngp = ( nyng-nysg+1 ) * ( nzt_do-nzb_do+1 )
1861	IF ( myid == 0 ) THEN
1862	!
1863	!-- Local array can be relocated directly.
1864	IF ( ( section(is,s) >= nxl .AND. &
1865	section(is,s) <= nxr ) .OR. &
1866	( section(is,s) == -1 .AND. nxl-1 == -1 ) ) &
1867	THEN
1868	total_2d(nysg:nyng,nzb_do:nzt_do) = local_2d
1869	ENDIF
1870	!
1871	!-- Receive data from all other PEs.
1872	DO n = 1, numprocs-1
1873	!
1874	!-- Receive index limits first, then array.
1875	!-- Index limits are received in arbitrary order from
1876	!-- the PEs.
1877	CALL MPI_RECV( ind(1), 4, MPI_INTEGER, &
1878	MPI_ANY_SOURCE, 0, comm2d, &
1879	status, ierr )
1880	!
1881	!-- Not all PEs have data for YZ-cross-section.
1882	IF ( ind(1) /= -9999 ) THEN
1883	sender = status(MPI_SOURCE)
1884	DEALLOCATE( local_2d )
1885	ALLOCATE( local_2d(ind(1):ind(2), &
1886	ind(3):ind(4)) )
1887	CALL MPI_RECV( local_2d(ind(1),ind(3)), ngp, &
1888	MPI_REAL, sender, 1, comm2d, &
1889	status, ierr )
1890	total_2d(ind(1):ind(2),ind(3):ind(4)) = &
1891	local_2d
1892	ENDIF
1893	ENDDO
1894	!
1895	!-- Relocate the local array for the next loop increment
1896	DEALLOCATE( local_2d )
1897	ALLOCATE( local_2d(nysg:nyng,nzb_do:nzt_do) )
1898
1899	#if defined( __netcdf )
1900	nc_stat = NF90_PUT_VAR( id_set_yz(av), &
1901	id_var_do2d(av,if), &
1902	total_2d(0:ny+1,nzb_do:nzt_do),&
1903	start = (/ is, 1, 1, do2d_yz_time_count(av) /), &
1904	count = (/ 1, ny+2, nzt_do-nzb_do+1, 1 /) )
1905	CALL netcdf_handle_error( 'data_output_2d', 61 )
1906	#endif
1907
1908	ELSE
1909	!
1910	!-- If the cross section resides on the PE, send the
1911	!-- local index limits, otherwise send -9999 to PE0.
1912	IF ( ( section(is,s) >= nxl .AND. &
1913	section(is,s) <= nxr ) .OR. &
1914	( section(is,s) == -1 .AND. nxl-1 == -1 ) ) &
1915	THEN
1916	ind(1) = nysg; ind(2) = nyng
1917	ind(3) = nzb_do; ind(4) = nzt_do
1918	ELSE
1919	ind(1) = -9999; ind(2) = -9999
1920	ind(3) = -9999; ind(4) = -9999
1921	ENDIF
1922	CALL MPI_SEND( ind(1), 4, MPI_INTEGER, 0, 0, &
1923	comm2d, ierr )
1924	!
1925	!-- If applicable, send data to PE0.
1926	IF ( ind(1) /= -9999 ) THEN
1927	CALL MPI_SEND( local_2d(nysg,nzb_do), ngp, &
1928	MPI_REAL, 0, 1, comm2d, ierr )
1929	ENDIF
1930	ENDIF
1931	!
1932	!-- A barrier has to be set, because otherwise some PEs may
1933	!-- proceed too fast so that PE0 may receive wrong data on
1934	!-- tag 0
1935	CALL MPI_BARRIER( comm2d, ierr )
1936	ENDIF
1937
1938	ENDIF
1939	#else
1940	#if defined( __netcdf )
1941	nc_stat = NF90_PUT_VAR( id_set_yz(av), &
1942	id_var_do2d(av,if), &
1943	local_2d(nys:nyn+1,nzb_do:nzt_do), &
1944	start = (/ is, 1, 1, do2d_xz_time_count(av) /), &
1945	count = (/ 1, ny+2, nzt_do-nzb_do+1, 1 /) )
1946	CALL netcdf_handle_error( 'data_output_2d', 452 )
1947	#endif
1948	#endif
1949	do2d_yz_n = do2d_yz_n + 1
1950
1951	END SELECT
1952
1953	is = is + 1
1954	ENDDO loop1
1955
1956	!
1957	!-- For parallel output, all data were collected before on a local array
1958	!-- and are written now to the netcdf file. This must be done to increase
1959	!-- the performance of the parallel output.
1960	#if defined( __netcdf )
1961	IF ( netcdf_data_format > 4 ) THEN
1962
1963	SELECT CASE ( mode )
1964
1965	CASE ( 'xy' )
1966	IF ( two_d ) THEN
1967	nis = 1
1968	two_d = .FALSE.
1969	ELSE
1970	nis = ns
1971	ENDIF
1972	!
1973	!-- Do not output redundant ghost point data except for the
1974	!-- boundaries of the total domain.
1975	IF ( nxr == nx .AND. nyn /= ny ) THEN
1976	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1977	id_var_do2d(av,if), &
1978	local_2d_sections(nxl:nxr+1, &
1979	nys:nyn,1:nis), &
1980	start = (/ nxl+1, nys+1, 1, &
1981	do2d_xy_time_count(av) /), &
1982	count = (/ nxr-nxl+2, &
1983	nyn-nys+1, nis, 1 &
1984	/) )
1985	ELSEIF ( nxr /= nx .AND. nyn == ny ) THEN
1986	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1987	id_var_do2d(av,if), &
1988	local_2d_sections(nxl:nxr, &
1989	nys:nyn+1,1:nis), &
1990	start = (/ nxl+1, nys+1, 1, &
1991	do2d_xy_time_count(av) /), &
1992	count = (/ nxr-nxl+1, &
1993	nyn-nys+2, nis, 1 &
1994	/) )
1995	ELSEIF ( nxr == nx .AND. nyn == ny ) THEN
1996	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
1997	id_var_do2d(av,if), &
1998	local_2d_sections(nxl:nxr+1, &
1999	nys:nyn+1,1:nis), &
2000	start = (/ nxl+1, nys+1, 1, &
2001	do2d_xy_time_count(av) /), &
2002	count = (/ nxr-nxl+2, &
2003	nyn-nys+2, nis, 1 &
2004	/) )
2005	ELSE
2006	nc_stat = NF90_PUT_VAR( id_set_xy(av), &
2007	id_var_do2d(av,if), &
2008	local_2d_sections(nxl:nxr, &
2009	nys:nyn,1:nis), &
2010	start = (/ nxl+1, nys+1, 1, &
2011	do2d_xy_time_count(av) /), &
2012	count = (/ nxr-nxl+1, &
2013	nyn-nys+1, nis, 1 &
2014	/) )
2015	ENDIF
2016
2017	CALL netcdf_handle_error( 'data_output_2d', 55 )
2018
2019	CASE ( 'xz' )
2020	!
2021	!-- First, all PEs get the information of all cross-sections.
2022	!-- Then the data are written to the output file by all PEs
2023	!-- while NF90_COLLECTIVE is set in subroutine
2024	!-- define_netcdf_header. Although redundant information are
2025	!-- written to the output file in that case, the performance
2026	!-- is significantly better compared to the case where only
2027	!-- the first row of PEs in x-direction (myidx = 0) is given
2028	!-- the output while NF90_INDEPENDENT is set.
2029	IF ( npey /= 1 ) THEN
2030
2031	#if defined( __parallel )
2032	!
2033	!-- Distribute data over all PEs along y
2034	ngp = ( nxrg-nxlg+1 ) * ( nzt_do-nzb_do+1 ) * ns
2035	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
2036	CALL MPI_ALLREDUCE( local_2d_sections_l(nxlg,1,nzb_do), &
2037	local_2d_sections(nxlg,1,nzb_do), &
2038	ngp, MPI_REAL, MPI_SUM, comm1dy, &
2039	ierr )
2040	#else
2041	local_2d_sections = local_2d_sections_l
2042	#endif
2043	ENDIF
2044	!
2045	!-- Do not output redundant ghost point data except for the
2046	!-- boundaries of the total domain.
2047	IF ( nxr == nx ) THEN
2048	nc_stat = NF90_PUT_VAR( id_set_xz(av), &
2049	id_var_do2d(av,if), &
2050	local_2d_sections(nxl:nxr+1,1:ns, &
2051	nzb_do:nzt_do), &
2052	start = (/ nxl+1, 1, 1, &
2053	do2d_xz_time_count(av) /), &
2054	count = (/ nxr-nxl+2, ns, nzt_do-nzb_do+1, &
2055	1 /) )
2056	ELSE
2057	nc_stat = NF90_PUT_VAR( id_set_xz(av), &
2058	id_var_do2d(av,if), &
2059	local_2d_sections(nxl:nxr,1:ns, &
2060	nzb_do:nzt_do), &
2061	start = (/ nxl+1, 1, 1, &
2062	do2d_xz_time_count(av) /), &
2063	count = (/ nxr-nxl+1, ns, nzt_do-nzb_do+1, &
2064	1 /) )
2065	ENDIF
2066
2067	CALL netcdf_handle_error( 'data_output_2d', 57 )
2068
2069	CASE ( 'yz' )
2070	!
2071	!-- First, all PEs get the information of all cross-sections.
2072	!-- Then the data are written to the output file by all PEs
2073	!-- while NF90_COLLECTIVE is set in subroutine
2074	!-- define_netcdf_header. Although redundant information are
2075	!-- written to the output file in that case, the performance
2076	!-- is significantly better compared to the case where only
2077	!-- the first row of PEs in y-direction (myidy = 0) is given
2078	!-- the output while NF90_INDEPENDENT is set.
2079	IF ( npex /= 1 ) THEN
2080
2081	#if defined( __parallel )
2082	!
2083	!-- Distribute data over all PEs along x
2084	ngp = ( nyng-nysg+1 ) * ( nzt-nzb + 2 ) * ns
2085	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
2086	CALL MPI_ALLREDUCE( local_2d_sections_l(1,nysg,nzb_do), &
2087	local_2d_sections(1,nysg,nzb_do), &
2088	ngp, MPI_REAL, MPI_SUM, comm1dx, &
2089	ierr )
2090	#else
2091	local_2d_sections = local_2d_sections_l
2092	#endif
2093	ENDIF
2094	!
2095	!-- Do not output redundant ghost point data except for the
2096	!-- boundaries of the total domain.
2097	IF ( nyn == ny ) THEN
2098	nc_stat = NF90_PUT_VAR( id_set_yz(av), &
2099	id_var_do2d(av,if), &
2100	local_2d_sections(1:ns, &
2101	nys:nyn+1,nzb_do:nzt_do), &
2102	start = (/ 1, nys+1, 1, &
2103	do2d_yz_time_count(av) /), &
2104	count = (/ ns, nyn-nys+2, &
2105	nzt_do-nzb_do+1, 1 /) )
2106	ELSE
2107	nc_stat = NF90_PUT_VAR( id_set_yz(av), &
2108	id_var_do2d(av,if), &
2109	local_2d_sections(1:ns,nys:nyn, &
2110	nzb_do:nzt_do), &
2111	start = (/ 1, nys+1, 1, &
2112	do2d_yz_time_count(av) /), &
2113	count = (/ ns, nyn-nys+1, &
2114	nzt_do-nzb_do+1, 1 /) )
2115	ENDIF
2116
2117	CALL netcdf_handle_error( 'data_output_2d', 60 )
2118
2119	CASE DEFAULT
2120	message_string = 'unknown cross-section: ' // TRIM( mode )
2121	CALL message( 'data_output_2d', 'PA0180', 1, 2, 0, 6, 0 )
2122
2123	END SELECT
2124
2125	ENDIF
2126	#endif
2127	ENDIF
2128
2129	if = if + 1
2130	l = MAX( 2, LEN_TRIM( do2d(av,if) ) )
2131	do2d_mode = do2d(av,if)(l-1:l)
2132
2133	ENDDO
2134
2135	!
2136	!-- Deallocate temporary arrays.
2137	IF ( ALLOCATED( level_z ) ) DEALLOCATE( level_z )
2138	IF ( netcdf_data_format > 4 ) THEN
2139	DEALLOCATE( local_pf, local_2d, local_2d_sections )
2140	IF( mode == 'xz' .OR. mode == 'yz' ) DEALLOCATE( local_2d_sections_l )
2141	ENDIF
2142	#if defined( __parallel )
2143	IF ( .NOT. data_output_2d_on_each_pe .AND. myid == 0 ) THEN
2144	DEALLOCATE( total_2d )
2145	ENDIF
2146	#endif
2147
2148	!
2149	!-- Close plot output file.
2150	file_id = 20 + s
2151
2152	IF ( data_output_2d_on_each_pe ) THEN
2153	DO i = 0, io_blocks-1
2154	IF ( i == io_group ) THEN
2155	CALL close_file( file_id )
2156	ENDIF
2157	#if defined( __parallel )
2158	CALL MPI_BARRIER( comm2d, ierr )
2159	#endif
2160	ENDDO
2161	ELSE
2162	IF ( myid == 0 ) CALL close_file( file_id )
2163	ENDIF
2164
2165	CALL cpu_log( log_point(3), 'data_output_2d', 'stop' )
2166
2167	END SUBROUTINE data_output_2d

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