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source: palm/trunk/SOURCE/time_integration.f90 @ 1812

Last change on this file since 1812 was 1809, checked in by raasch, 9 years ago
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[1682]	1	!> @file time_integration.f90
[1036]	2	!--------------------------------------------------------------------------------!
	3	! This file is part of PALM.
	4	!
	5	! PALM is free software: you can redistribute it and/or modify it under the terms
	6	! of the GNU General Public License as published by the Free Software Foundation,
	7	! either version 3 of the License, or (at your option) any later version.
	8	!
	9	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	10	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	11	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	12	!
	13	! You should have received a copy of the GNU General Public License along with
	14	! PALM. If not, see <http://www.gnu.org/licenses/>.
	15	!
[1691]	16	! Copyright 1997-2015 Leibniz Universitaet Hannover
[1036]	17	!--------------------------------------------------------------------------------!
	18	!
[484]	19	! Current revisions:
[1092]	20	! ------------------
[1737]	21	!
[1809]	22	!
[1366]	23	! Former revisions:
	24	! -----------------
	25	! $Id: time_integration.f90 1809 2016-04-05 20:13:28Z knoop $
	26	!
[1809]	27	! 1808 2016-04-05 19:44:00Z raasch
	28	! output message in case unscheduled radiation calls removed
	29	!
[1798]	30	! 1797 2016-03-21 16:50:28Z raasch
	31	! introduction of different datatransfer modes
	32	!
[1792]	33	! 1791 2016-03-11 10:41:25Z raasch
	34	! call of pmci_update_new removed
	35	!
[1787]	36	! 1786 2016-03-08 05:49:27Z raasch
	37	! +module spectrum
	38	!
[1784]	39	! 1783 2016-03-06 18:36:17Z raasch
	40	! switch back of netcdf data format for mask output moved to the mask output
	41	! routine
	42	!
[1782]	43	! 1781 2016-03-03 15:12:23Z raasch
	44	! some pmc calls removed at the beginning (before timeloop),
	45	! pmc initialization moved to the main program
	46	!
[1765]	47	! 1764 2016-02-28 12:45:19Z raasch
	48	! PMC_ACTIVE flags removed,
	49	! bugfix: nest synchronization after first call of timestep
	50	!
[1763]	51	! 1762 2016-02-25 12:31:13Z hellstea
	52	! Introduction of nested domain feature
	53	!
[1737]	54	! 1736 2015-12-04 08:56:33Z raasch
	55	! no perturbations added to total domain if energy limit has been set zero
	56	!
[1692]	57	! 1691 2015-10-26 16:17:44Z maronga
	58	! Added option for spin-ups without land surface and radiation models. Moved calls
	59	! for radiation and lan surface schemes.
	60	!
[1683]	61	! 1682 2015-10-07 23:56:08Z knoop
	62	! Code annotations made doxygen readable
	63	!
[1672]	64	! 1671 2015-09-25 03:29:37Z raasch
	65	! bugfix: ghostpoint exchange for array diss in case that sgs velocities are used
	66	! for particles
	67	!
[1586]	68	! 1585 2015-04-30 07:05:52Z maronga
	69	! Moved call of radiation scheme. Added support for RRTM
	70	!
[1552]	71	! 1551 2015-03-03 14:18:16Z maronga
	72	! Added interface for different radiation schemes.
	73	!
[1497]	74	! 1496 2014-12-02 17:25:50Z maronga
	75	! Added calls for the land surface model and radiation scheme
	76	!
[1403]	77	! 1402 2014-05-09 14:25:13Z raasch
	78	! location messages modified
	79	!
[1385]	80	! 1384 2014-05-02 14:31:06Z raasch
	81	! location messages added
	82	!
[1381]	83	! 1380 2014-04-28 12:40:45Z heinze
	84	! CALL of nudge_ref added
	85	! bc_pt_t_val and bc_q_t_val are updated in case nudging is used
	86	!
[1366]	87	! 1365 2014-04-22 15:03:56Z boeske
[1365]	88	! Reset sums_ls_l to zero at each timestep
	89	! +sums_ls_l
	90	! Calculation of reference state (previously in subroutine calc_mean_profile)
	91
[1343]	92	! 1342 2014-03-26 17:04:47Z kanani
	93	! REAL constants defined as wp-kind
	94	!
[1321]	95	! 1320 2014-03-20 08:40:49Z raasch
[1320]	96	! ONLY-attribute added to USE-statements,
	97	! kind-parameters added to all INTEGER and REAL declaration statements,
	98	! kinds are defined in new module kinds,
	99	! old module precision_kind is removed,
	100	! revision history before 2012 removed,
	101	! comment fields (!:) to be used for variable explanations added to
	102	! all variable declaration statements
[1319]	103	! 1318 2014-03-17 13:35:16Z raasch
	104	! module interfaces removed
	105	!
[1309]	106	! 1308 2014-03-13 14:58:42Z fricke
	107	! +netcdf_data_format_save
	108	! For masked data, parallel netcdf output is not tested so far, hence
	109	! netcdf_data_format is switched back to non-paralell output.
	110	!
[1277]	111	! 1276 2014-01-15 13:40:41Z heinze
	112	! Use LSF_DATA also in case of Dirichlet bottom boundary condition for scalars
	113	!
[1258]	114	! 1257 2013-11-08 15:18:40Z raasch
	115	! acc-update-host directive for timestep removed
	116	!
[1242]	117	! 1241 2013-10-30 11:36:58Z heinze
	118	! Generalize calc_mean_profile for wider use
	119	! Determine shf and qsws in dependence on data from LSF_DATA
	120	! Determine ug and vg in dependence on data from LSF_DATA
[1222]	121	! 1221 2013-09-10 08:59:13Z raasch
	122	! host update of arrays before timestep is called
	123	!
[1182]	124	! 1179 2013-06-14 05:57:58Z raasch
	125	! mean profiles for reference state are only calculated if required,
	126	! small bugfix for background communication
	127	!
[1172]	128	! 1171 2013-05-30 11:27:45Z raasch
	129	! split of prognostic_equations deactivated (comment lines), for the time being
	130	!
[1132]	131	! 1128 2013-04-12 06:19:32Z raasch
[1128]	132	! asynchronous transfer of ghost point data realized for acc-optimized version:
	133	! prognostic_equations are first called two times for those points required for
	134	! the left-right and north-south exchange, respectively, and then for the
	135	! remaining points,
	136	! those parts requiring global communication moved from prognostic_equations to
	137	! here
[392]	138	!
[1116]	139	! 1115 2013-03-26 18:16:16Z hoffmann
	140	! calculation of qr and nr is restricted to precipitation
	141	!
[1114]	142	! 1113 2013-03-10 02:48:14Z raasch
	143	! GPU-porting of boundary conditions,
	144	! openACC directives updated
	145	! formal parameter removed from routine boundary_conds
	146	!
[1112]	147	! 1111 2013-03-08 23:54:10Z raasch
	148	! +internal timestep counter for cpu statistics added,
	149	! openACC directives updated
	150	!
[1093]	151	! 1092 2013-02-02 11:24:22Z raasch
	152	! unused variables removed
	153	!
[1066]	154	! 1065 2012-11-22 17:42:36Z hoffmann
	155	! exchange of diss (dissipation rate) in case of turbulence = .TRUE. added
	156	!
[1054]	157	! 1053 2012-11-13 17:11:03Z hoffmann
	158	! exchange of ghost points for nr, qr added
	159	!
[1037]	160	! 1036 2012-10-22 13:43:42Z raasch
	161	! code put under GPL (PALM 3.9)
	162	!
[1020]	163	! 1019 2012-09-28 06:46:45Z raasch
	164	! non-optimized version of prognostic_equations removed
	165	!
[1017]	166	! 1015 2012-09-27 09:23:24Z raasch
	167	! +call of prognostic_equations_acc
	168	!
[1002]	169	! 1001 2012-09-13 14:08:46Z raasch
	170	! all actions concerning leapfrog- and upstream-spline-scheme removed
	171	!
[850]	172	! 849 2012-03-15 10:35:09Z raasch
	173	! advec_particles renamed lpm, first_call_advec_particles renamed first_call_lpm
	174	!
[826]	175	! 825 2012-02-19 03:03:44Z raasch
	176	! wang_collision_kernel renamed wang_kernel
	177	!
[1]	178	! Revision 1.1 1997/08/11 06:19:04 raasch
	179	! Initial revision
	180	!
	181	!
	182	! Description:
	183	! ------------
[1682]	184	!> Integration in time of the model equations, statistical analysis and graphic
	185	!> output
[1]	186	!------------------------------------------------------------------------------!
[1682]	187	SUBROUTINE time_integration
	188
[1]	189
[1320]	190	USE advec_ws, &
	191	ONLY: ws_statistics
	192
	193	USE arrays_3d, &
[1762]	194	ONLY: diss, dzu, e, e_p, nr_p, prho, pt, pt_p, pt_init, q_init, q, &
	195	ql, ql_c, ql_v, ql_vp, qr_p, q_p, ref_state, rho, sa_p, tend, &
	196	u, u_p, v, vpt, v_p, w, w_p
[1320]	197
[1365]	198	USE calc_mean_profile_mod, &
[1320]	199	ONLY: calc_mean_profile
	200
	201	USE control_parameters, &
	202	ONLY: advected_distance_x, advected_distance_y, average_count_3d, &
	203	average_count_sp, averaging_interval, averaging_interval_pr, &
[1380]	204	averaging_interval_sp, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
	205	bc_q_t_val, call_psolver_at_all_substeps, cloud_droplets, &
[1691]	206	cloud_physics, constant_flux_layer, constant_heatflux, &
	207	create_disturbances, dopr_n, constant_diffusion, coupling_mode, &
	208	coupling_start_time, current_timestep_number, &
	209	disturbance_created, disturbance_energy_limit, dist_range, &
	210	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, &
	211	dt_coupling, dt_data_output_av, dt_disturb, dt_do2d_xy, &
	212	dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_domask,dt_dopts, dt_dopr, &
[1320]	213	dt_dopr_listing, dt_dosp, dt_dots, dt_dvrp, dt_run_control, &
	214	end_time, first_call_lpm, galilei_transformation, humidity, &
	215	icloud_scheme, intermediate_timestep_count, &
	216	intermediate_timestep_count_max, large_scale_forcing, &
[1762]	217	loop_optimization, lsf_surf, lsf_vert, masks, mid, nest_domain, &
[1783]	218	neutral, nr_timesteps_this_run, nudging, &
[1691]	219	ocean, on_device, passive_scalar, precipitation, &
[1320]	220	prho_reference, pt_reference, pt_slope_offset, random_heatflux, &
	221	run_coupled, simulated_time, simulated_time_chr, &
	222	skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, &
	223	skip_time_do3d, skip_time_domask, skip_time_dopr, &
	224	skip_time_dosp, skip_time_data_output_av, sloping_surface, &
	225	stop_dt, terminate_coupled, terminate_run, timestep_scheme, &
	226	time_coupling, time_do2d_xy, time_do2d_xz, time_do2d_yz, &
	227	time_do3d, time_domask, time_dopr, time_dopr_av, &
	228	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, &
	229	time_dots, time_do_av, time_do_sla, time_disturb, time_dvrp, &
[1496]	230	time_run_control, time_since_reference_point, &
	231	turbulence, &
[1320]	232	turbulent_inflow, use_initial_profile_as_reference, &
	233	use_single_reference_value, u_gtrans, v_gtrans, ws_scheme_mom, &
	234	ws_scheme_sca
	235
	236	USE cpulog, &
	237	ONLY: cpu_log, log_point, log_point_s
	238
	239	USE indices, &
	240	ONLY: i_left, i_right, j_north, j_south, nbgp, nx, nxl, nxlg, nxr, &
[1380]	241	nxrg, nyn, nys, nzb, nzt, nzb_u_inner, nzb_v_inner
[1320]	242
	243	USE interaction_droplets_ptq_mod, &
	244	ONLY: interaction_droplets_ptq
	245
	246	USE kinds
	247
[1496]	248	USE land_surface_model_mod, &
[1691]	249	ONLY: land_surface, lsm_energy_balance, lsm_soil_model, &
	250	skip_time_do_lsm
[1496]	251
[1320]	252	USE ls_forcing_mod, &
	253	ONLY: ls_forcing_surf, ls_forcing_vert
	254
[1365]	255	USE nudge_mod, &
[1380]	256	ONLY: calc_tnudge, nudge_ref
[1365]	257
[1320]	258	USE particle_attributes, &
[1671]	259	ONLY: particle_advection, particle_advection_start, &
	260	use_sgs_for_particles, wang_kernel
[1320]	261
[1]	262	USE pegrid
	263
[1762]	264	USE pmc_interface, &
[1764]	265	ONLY: client_to_server, nested_run, nesting_mode, &
[1797]	266	pmci_client_synchronize, pmci_datatrans, &
	267	pmci_ensure_nest_mass_conservation, &
[1791]	268	pmci_server_synchronize, server_to_client
[1762]	269
[1320]	270	USE production_e_mod, &
	271	ONLY: production_e_init
	272
[1402]	273	USE progress_bar, &
	274	ONLY: finish_progress_bar, output_progress_bar
	275
[1320]	276	USE prognostic_equations_mod, &
	277	ONLY: prognostic_equations_acc, prognostic_equations_cache, &
	278	prognostic_equations_vector
	279
[1496]	280	USE radiation_model_mod, &
[1691]	281	ONLY: dt_radiation, force_radiation_call, radiation, &
	282	radiation_clearsky, radiation_rrtmg, radiation_scheme, &
	283	skip_time_do_radiation, time_radiation
[1496]	284
[1786]	285	USE spectrum, &
	286	ONLY: calc_spectra
	287
[1320]	288	USE statistics, &
[1365]	289	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
[1320]	290
[1691]	291	USE surface_layer_fluxes_mod, &
	292	ONLY: surface_layer_fluxes
	293
[1320]	294	USE user_actions_mod, &
	295	ONLY: user_actions
	296
[1]	297	IMPLICIT NONE
	298
[1682]	299	CHARACTER (LEN=9) :: time_to_string !<
[1]	300
	301	!
	302	!-- At the beginning of a simulation determine the time step as well as
	303	!-- determine and print out the run control parameters
[1342]	304	IF ( simulated_time == 0.0_wp ) CALL timestep
[667]	305
[1764]	306	!
	307	!-- Synchronize the timestep in case of nested run.
	308	!-- The server side must be called first
	309	IF ( nested_run ) THEN
	310	CALL pmci_server_synchronize
	311	CALL pmci_client_synchronize
	312	ENDIF
	313
[1]	314	CALL run_control
	315
[108]	316	!
	317	!-- Data exchange between coupled models in case that a call has been omitted
	318	!-- at the end of the previous run of a job chain.
[291]	319	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
[108]	320	!
	321	!-- In case of model termination initiated by the local model the coupler
	322	!-- must not be called because this would again cause an MPI hang.
	323	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
	324	CALL surface_coupler
	325	time_coupling = time_coupling - dt_coupling
	326	ENDDO
[1342]	327	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling)&
[348]	328	THEN
	329	time_coupling = time_since_reference_point
	330	ENDIF
[108]	331	ENDIF
	332
[1]	333	#if defined( __dvrp_graphics )
	334	!
	335	!-- Time measurement with dvrp software
	336	CALL DVRP_LOG_EVENT( 2, current_timestep_number )
	337	#endif
	338
[1402]	339	CALL location_message( 'start with time-stepping', .TRUE. )
[1]	340	!
	341	!-- Start of the time loop
	342	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. &
	343	.NOT. terminate_run )
	344
	345	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
[1221]	346
[1]	347	!
	348	!-- Determine size of next time step
[1342]	349	IF ( simulated_time /= 0.0_wp ) THEN
[1221]	350	CALL timestep
[1762]	351
[1764]	352	IF ( nested_run ) THEN
[1762]	353	!
[1764]	354	!-- TO_DO: try to give more detailed and meaningful comments here
	355	!-- Server side must be called first
	356	CALL pmci_server_synchronize
	357	CALL pmci_client_synchronize
	358	ENDIF
[1221]	359	ENDIF
	360
[1762]	361
[1]	362	!
[1241]	363	!-- Determine ug, vg and w_subs in dependence on data from external file
	364	!-- LSF_DATA
[1365]	365	IF ( large_scale_forcing .AND. lsf_vert ) THEN
[1241]	366	CALL ls_forcing_vert ( simulated_time )
[1365]	367	sums_ls_l = 0.0_wp
[1241]	368	ENDIF
	369
	370	!
[1380]	371	!-- Set pt_init and q_init to the current profiles taken from
	372	!-- NUDGING_DATA
	373	IF ( nudging ) THEN
	374	CALL nudge_ref ( simulated_time )
	375	!
	376	!-- Store temperature gradient at the top boundary for possible Neumann
	377	!-- boundary condition
	378	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
	379	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
	380	ENDIF
	381
	382	!
[1]	383	!-- Execute the user-defined actions
	384	CALL user_actions( 'before_timestep' )
	385
	386	!
	387	!-- Start of intermediate step loop
	388	intermediate_timestep_count = 0
	389	DO WHILE ( intermediate_timestep_count < &
	390	intermediate_timestep_count_max )
	391
	392	intermediate_timestep_count = intermediate_timestep_count + 1
	393
	394	!
	395	!-- Set the steering factors for the prognostic equations which depend
	396	!-- on the timestep scheme
	397	CALL timestep_scheme_steering
	398
	399	!
[1128]	400	!-- Calculate those variables needed in the tendency terms which need
	401	!-- global communication
[1179]	402	IF ( .NOT. use_single_reference_value .AND. &
	403	.NOT. use_initial_profile_as_reference ) THEN
	404	!
	405	!-- Horizontally averaged profiles to be used as reference state in
	406	!-- buoyancy terms (WARNING: only the respective last call of
	407	!-- calc_mean_profile defines the reference state!)
[1365]	408	IF ( .NOT. neutral ) THEN
	409	CALL calc_mean_profile( pt, 4 )
	410	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
	411	ENDIF
	412	IF ( ocean ) THEN
	413	CALL calc_mean_profile( rho, 64 )
	414	ref_state(:) = hom(:,1,64,0)
	415	ENDIF
	416	IF ( humidity ) THEN
	417	CALL calc_mean_profile( vpt, 44 )
	418	ref_state(:) = hom(:,1,44,0)
	419	ENDIF
	420
[1179]	421	ENDIF
	422
[1128]	423	IF ( .NOT. constant_diffusion ) CALL production_e_init
	424	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. &
	425	intermediate_timestep_count == 1 ) CALL ws_statistics
[1365]	426	!
	427	!-- In case of nudging calculate current nudging time scale and horizontal
[1380]	428	!-- means of u, v, pt and q
[1365]	429	IF ( nudging ) THEN
	430	CALL calc_tnudge( simulated_time )
	431	CALL calc_mean_profile( u, 1 )
	432	CALL calc_mean_profile( v, 2 )
	433	CALL calc_mean_profile( pt, 4 )
	434	CALL calc_mean_profile( q, 41 )
	435	ENDIF
[1128]	436
	437	!
[1]	438	!-- Solve the prognostic equations. A fast cache optimized version with
	439	!-- only one single loop is used in case of Piascek-Williams advection
	440	!-- scheme. NEC vector machines use a different version, because
	441	!-- in the other versions a good vectorization is prohibited due to
	442	!-- inlining problems.
[1019]	443	IF ( loop_optimization == 'cache' ) THEN
	444	CALL prognostic_equations_cache
	445	ELSEIF ( loop_optimization == 'vector' ) THEN
[63]	446	CALL prognostic_equations_vector
[1015]	447	ELSEIF ( loop_optimization == 'acc' ) THEN
[1171]	448	i_left = nxl; i_right = nxr
	449	j_south = nys; j_north = nyn
	450	CALL prognostic_equations_acc
	451
	452	! i_left = nxl; i_right = nxl+nbgp-1
[1128]	453	! j_south = nys; j_north = nyn
	454	! CALL prognostic_equations_acc
[1171]	455	! i_left = nxr-nbgp+1; i_right = nxr
	456	! j_south = nys; j_north = nyn
	457	! CALL prognostic_equations_acc
[1128]	458
	459	!
	460	!-- Exchange of ghost points (lateral boundary conditions)
	461	IF ( background_communication ) THEN
	462
	463	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
	464
	465	send_receive = 'lr'
	466	sendrecv_in_background = .TRUE.
	467	req = 0
	468	req_count = 0
	469
	470	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	471	on_device = .TRUE. ! to be removed after complete porting
	472	ELSE ! of ghost point exchange
	473	!$acc update host( e_p, pt_p, u_p, v_p, w_p )
	474	ENDIF
	475
	476	CALL exchange_horiz( u_p, nbgp )
	477	CALL exchange_horiz( v_p, nbgp )
	478	CALL exchange_horiz( w_p, nbgp )
	479	CALL exchange_horiz( pt_p, nbgp )
	480	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
	481	IF ( ocean ) THEN
	482	CALL exchange_horiz( sa_p, nbgp )
	483	CALL exchange_horiz( rho, nbgp )
	484	CALL exchange_horiz( prho, nbgp )
	485	ENDIF
	486	IF (humidity .OR. passive_scalar) THEN
	487	CALL exchange_horiz( q_p, nbgp )
	488	IF ( cloud_physics .AND. icloud_scheme == 0 ) THEN
	489	CALL exchange_horiz( qr_p, nbgp )
	490	CALL exchange_horiz( nr_p, nbgp )
	491	ENDIF
	492	ENDIF
	493	IF ( cloud_droplets ) THEN
	494	CALL exchange_horiz( ql, nbgp )
	495	CALL exchange_horiz( ql_c, nbgp )
	496	CALL exchange_horiz( ql_v, nbgp )
	497	CALL exchange_horiz( ql_vp, nbgp )
	498	ENDIF
[1671]	499	IF ( wang_kernel .OR. turbulence .OR. use_sgs_for_particles ) &
	500	THEN
	501	CALL exchange_horiz( diss, nbgp )
	502	ENDIF
[1128]	503
	504	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	505	on_device = .FALSE. ! to be removed after complete porting
	506	ELSE ! of ghost point exchange
	507	!$acc update device( e_p, pt_p, u_p, v_p, w_p )
	508	ENDIF
	509
	510	sendrecv_in_background = .FALSE.
	511
	512	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'pause' )
	513
	514	ENDIF
	515
[1171]	516	! i_left = nxl+nbgp; i_right = nxr-nbgp
	517	! j_south = nys; j_north = nys+nbgp-1
	518	! CALL prognostic_equations_acc
	519	! i_left = nxl+nbgp; i_right = nxr-nbgp
	520	! j_south = nyn-nbgp+1; j_north = nyn
	521	! CALL prognostic_equations_acc
[1128]	522
	523	IF ( background_communication ) THEN
	524	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'start' )
	525	#if defined( __parallel )
	526	CALL MPI_WAITALL( req_count, req, wait_stat, ierr )
	527	#endif
	528	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'pause' )
	529
	530	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'continue' )
	531
	532	send_receive = 'ns'
	533	sendrecv_in_background = .TRUE.
	534	req = 0
	535	req_count = 0
	536
	537	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	538	on_device = .TRUE. ! to be removed after complete porting
	539	ELSE ! of ghost point exchange
	540	!$acc update host( e_p, pt_p, u_p, v_p, w_p )
	541	ENDIF
	542
	543	CALL exchange_horiz( u_p, nbgp )
	544	CALL exchange_horiz( v_p, nbgp )
	545	CALL exchange_horiz( w_p, nbgp )
	546	CALL exchange_horiz( pt_p, nbgp )
	547	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
	548	IF ( ocean ) THEN
	549	CALL exchange_horiz( sa_p, nbgp )
	550	CALL exchange_horiz( rho, nbgp )
	551	CALL exchange_horiz( prho, nbgp )
	552	ENDIF
	553	IF (humidity .OR. passive_scalar) THEN
	554	CALL exchange_horiz( q_p, nbgp )
	555	IF ( cloud_physics .AND. icloud_scheme == 0 ) THEN
	556	CALL exchange_horiz( qr_p, nbgp )
	557	CALL exchange_horiz( nr_p, nbgp )
	558	ENDIF
	559	ENDIF
	560	IF ( cloud_droplets ) THEN
	561	CALL exchange_horiz( ql, nbgp )
	562	CALL exchange_horiz( ql_c, nbgp )
	563	CALL exchange_horiz( ql_v, nbgp )
	564	CALL exchange_horiz( ql_vp, nbgp )
	565	ENDIF
[1671]	566	IF ( wang_kernel .OR. turbulence .OR. use_sgs_for_particles ) &
	567	THEN
	568	CALL exchange_horiz( diss, nbgp )
	569	ENDIF
[1128]	570
	571	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	572	on_device = .FALSE. ! to be removed after complete porting
	573	ELSE ! of ghost point exchange
	574	!$acc update device( e_p, pt_p, u_p, v_p, w_p )
	575	ENDIF
	576
	577	sendrecv_in_background = .FALSE.
	578
	579	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	580
	581	ENDIF
	582
[1171]	583	! i_left = nxl+nbgp; i_right = nxr-nbgp
	584	! j_south = nys+nbgp; j_north = nyn-nbgp
	585	! CALL prognostic_equations_acc
[1128]	586
	587	IF ( background_communication ) THEN
	588	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'continue' )
	589	#if defined( __parallel )
	590	CALL MPI_WAITALL( req_count, req, wait_stat, ierr )
	591	#endif
	592	send_receive = 'al'
	593	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'stop' )
	594	ENDIF
	595
[1]	596	ENDIF
	597
	598	!
[849]	599	!-- Particle transport/physics with the Lagrangian particle model
	600	!-- (only once during intermediate steps, because it uses an Euler-step)
[1128]	601	!-- ### particle model should be moved before prognostic_equations, in order
	602	!-- to regard droplet interactions directly
[63]	603	IF ( particle_advection .AND. &
	604	simulated_time >= particle_advection_start .AND. &
[1]	605	intermediate_timestep_count == 1 ) THEN
[849]	606	CALL lpm
	607	first_call_lpm = .FALSE.
[1]	608	ENDIF
	609
	610	!
	611	!-- Interaction of droplets with temperature and specific humidity.
	612	!-- Droplet condensation and evaporation is calculated within
	613	!-- advec_particles.
	614	IF ( cloud_droplets .AND. &
	615	intermediate_timestep_count == intermediate_timestep_count_max )&
	616	THEN
	617	CALL interaction_droplets_ptq
	618	ENDIF
	619
	620	!
	621	!-- Exchange of ghost points (lateral boundary conditions)
[1128]	622	IF ( .NOT. background_communication ) THEN
[1113]	623
[1128]	624	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
[1113]	625
[1128]	626	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	627	on_device = .TRUE. ! to be removed after complete porting
	628	ELSE ! of ghost point exchange
	629	!$acc update host( e_p, pt_p, u_p, v_p, w_p )
[1053]	630	ENDIF
[1]	631
[1128]	632	CALL exchange_horiz( u_p, nbgp )
	633	CALL exchange_horiz( v_p, nbgp )
	634	CALL exchange_horiz( w_p, nbgp )
	635	CALL exchange_horiz( pt_p, nbgp )
	636	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
	637	IF ( ocean ) THEN
	638	CALL exchange_horiz( sa_p, nbgp )
	639	CALL exchange_horiz( rho, nbgp )
	640	CALL exchange_horiz( prho, nbgp )
	641	ENDIF
	642	IF (humidity .OR. passive_scalar) THEN
	643	CALL exchange_horiz( q_p, nbgp )
[1179]	644	IF ( cloud_physics .AND. icloud_scheme == 0 .AND. &
	645	precipitation ) THEN
[1128]	646	CALL exchange_horiz( qr_p, nbgp )
	647	CALL exchange_horiz( nr_p, nbgp )
	648	ENDIF
	649	ENDIF
	650	IF ( cloud_droplets ) THEN
	651	CALL exchange_horiz( ql, nbgp )
	652	CALL exchange_horiz( ql_c, nbgp )
	653	CALL exchange_horiz( ql_v, nbgp )
	654	CALL exchange_horiz( ql_vp, nbgp )
	655	ENDIF
[1671]	656	IF ( wang_kernel .OR. turbulence .OR. use_sgs_for_particles ) &
	657	THEN
	658	CALL exchange_horiz( diss, nbgp )
	659	ENDIF
[1128]	660
	661	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	662	on_device = .FALSE. ! to be removed after complete porting
	663	ELSE ! of ghost point exchange
	664	!$acc update device( e_p, pt_p, u_p, v_p, w_p )
	665	ENDIF
	666
	667	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	668
[1113]	669	ENDIF
	670
[1]	671	!
	672	!-- Boundary conditions for the prognostic quantities (except of the
	673	!-- velocities at the outflow in case of a non-cyclic lateral wall)
[1113]	674	CALL boundary_conds
[1]	675
	676	!
[73]	677	!-- Swap the time levels in preparation for the next time step.
	678	CALL swap_timelevel
	679
[1764]	680	IF ( nested_run ) THEN
[1797]	681
[1764]	682	CALL cpu_log( log_point(60), 'nesting', 'start' )
[1762]	683	!
[1797]	684	!-- Domain nesting. The data transfer subroutines pmci_server_datatrans
	685	!-- and pmci_client_datatatrans are called inside the wrapper
	686	!-- subroutine pmci_datatrans according to the control parameters
	687	!-- nesting_mode and nesting_datatransfer_mode.
	688	!-- TO_DO: why is nesting_mode given as a parameter here?
	689	CALL pmci_datatrans( nesting_mode )
[1762]	690
[1764]	691	IF ( nesting_mode == 'two-way' ) THEN
[1762]	692	!
[1764]	693	!-- Exchange_horiz is needed for all server-domains after the
	694	!-- anterpolation
	695	CALL exchange_horiz( u, nbgp )
	696	CALL exchange_horiz( v, nbgp )
	697	CALL exchange_horiz( w, nbgp )
	698	CALL exchange_horiz( pt, nbgp )
	699	IF ( humidity .OR. passive_scalar ) THEN
	700	CALL exchange_horiz( q, nbgp )
	701	ENDIF
	702	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
[1762]	703	ENDIF
	704	!
[1764]	705	!-- Correct the w top-BC in nest domains to ensure mass conservation.
	706	!-- This action must never be done for the root domain.
	707	IF ( nest_domain ) THEN
	708	CALL pmci_ensure_nest_mass_conservation
	709	ENDIF
	710
	711	CALL cpu_log( log_point(60), 'nesting', 'stop' )
	712
[1762]	713	ENDIF
	714
	715	!
[1]	716	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
	717	!-- when a sloping surface is used
	718	IF ( sloping_surface ) THEN
[707]	719	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - &
	720	pt_slope_offset
	721	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + &
	722	pt_slope_offset
[1]	723	ENDIF
	724
	725	!
[151]	726	!-- Impose a turbulent inflow using the recycling method
	727	IF ( turbulent_inflow ) CALL inflow_turbulence
	728
	729	!
[1]	730	!-- Impose a random perturbation on the horizontal velocity field
[106]	731	IF ( create_disturbances .AND. &
	732	( call_psolver_at_all_substeps .AND. &
[1]	733	intermediate_timestep_count == intermediate_timestep_count_max )&
[106]	734	.OR. ( .NOT. call_psolver_at_all_substeps .AND. &
	735	intermediate_timestep_count == 1 ) ) &
[1]	736	THEN
	737	time_disturb = time_disturb + dt_3d
	738	IF ( time_disturb >= dt_disturb ) THEN
[1111]	739	!$acc update host( u, v )
[1113]	740	IF ( numprocs == 1 ) on_device = .FALSE. ! workaround, remove later
[1736]	741	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
	742	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
[75]	743	CALL disturb_field( nzb_u_inner, tend, u )
	744	CALL disturb_field( nzb_v_inner, tend, v )
[707]	745	ELSEIF ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) THEN
[1]	746	!
	747	!-- Runs with a non-cyclic lateral wall need perturbations
	748	!-- near the inflow throughout the whole simulation
	749	dist_range = 1
[75]	750	CALL disturb_field( nzb_u_inner, tend, u )
	751	CALL disturb_field( nzb_v_inner, tend, v )
[1]	752	dist_range = 0
	753	ENDIF
[1113]	754	IF ( numprocs == 1 ) on_device = .TRUE. ! workaround, remove later
[1111]	755	!$acc update device( u, v )
[1]	756	time_disturb = time_disturb - dt_disturb
	757	ENDIF
	758	ENDIF
	759
	760	!
	761	!-- Reduce the velocity divergence via the equation for perturbation
	762	!-- pressure.
[106]	763	IF ( intermediate_timestep_count == 1 .OR. &
	764	call_psolver_at_all_substeps ) THEN
[1]	765	CALL pres
	766	ENDIF
	767
	768	!
	769	!-- If required, compute liquid water content
[1015]	770	IF ( cloud_physics ) THEN
	771	CALL calc_liquid_water_content
	772	!$acc update device( ql )
	773	ENDIF
[1115]	774	!
	775	!-- If required, compute virtual potential temperature
	776	IF ( humidity ) THEN
	777	CALL compute_vpt
	778	!$acc update device( vpt )
	779	ENDIF
[1585]	780
[1]	781	!
	782	!-- Compute the diffusion quantities
	783	IF ( .NOT. constant_diffusion ) THEN
	784
	785	!
[1276]	786	!-- Determine surface fluxes shf and qsws and surface values
	787	!-- pt_surface and q_surface in dependence on data from external
	788	!-- file LSF_DATA respectively
	789	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
	790	intermediate_timestep_count == intermediate_timestep_count_max )&
	791	THEN
	792	CALL ls_forcing_surf ( simulated_time )
	793	ENDIF
	794
	795	!
[1691]	796	!-- First the vertical fluxes in the surface (constant flux) layer are computed
	797	IF ( constant_flux_layer ) THEN
	798	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
	799	CALL surface_layer_fluxes
	800	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
[1]	801	ENDIF
[1241]	802
[1]	803	!
[1691]	804	!-- If required, solve the energy balance for the surface and run soil
	805	!-- model
	806	IF ( land_surface .AND. simulated_time > skip_time_do_lsm) THEN
	807
	808	CALL cpu_log( log_point(54), 'land_surface', 'start' )
	809	CALL lsm_energy_balance
	810	CALL lsm_soil_model
	811	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
	812	ENDIF
	813	!
[1]	814	!-- Compute the diffusion coefficients
	815	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
[75]	816	IF ( .NOT. humidity ) THEN
[97]	817	IF ( ocean ) THEN
[388]	818	CALL diffusivities( prho, prho_reference )
[97]	819	ELSE
	820	CALL diffusivities( pt, pt_reference )
	821	ENDIF
[1]	822	ELSE
[97]	823	CALL diffusivities( vpt, pt_reference )
[1]	824	ENDIF
	825	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
	826
	827	ENDIF
	828
[1691]	829	!
	830	!-- If required, calculate radiative fluxes and heating rates
	831	IF ( radiation .AND. intermediate_timestep_count &
	832	== intermediate_timestep_count_max .AND. simulated_time > &
	833	skip_time_do_radiation ) THEN
	834
	835	time_radiation = time_radiation + dt_3d
	836
	837	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) &
	838	THEN
	839
	840	CALL cpu_log( log_point(50), 'radiation', 'start' )
	841
	842	IF ( .NOT. force_radiation_call ) THEN
	843	time_radiation = time_radiation - dt_radiation
	844	ENDIF
	845
	846	IF ( radiation_scheme == 'clear-sky' ) THEN
	847	CALL radiation_clearsky
	848	ELSEIF ( radiation_scheme == 'rrtmg' ) THEN
	849	CALL radiation_rrtmg
	850	ENDIF
	851
	852	CALL cpu_log( log_point(50), 'radiation', 'stop' )
	853	ENDIF
	854	ENDIF
	855
[1]	856	ENDDO ! Intermediate step loop
	857
	858	!
	859	!-- Increase simulation time and output times
[1111]	860	nr_timesteps_this_run = nr_timesteps_this_run + 1
[291]	861	current_timestep_number = current_timestep_number + 1
	862	simulated_time = simulated_time + dt_3d
	863	simulated_time_chr = time_to_string( simulated_time )
	864	time_since_reference_point = simulated_time - coupling_start_time
	865
[1]	866	IF ( simulated_time >= skip_time_data_output_av ) THEN
	867	time_do_av = time_do_av + dt_3d
	868	ENDIF
	869	IF ( simulated_time >= skip_time_do2d_xy ) THEN
	870	time_do2d_xy = time_do2d_xy + dt_3d
	871	ENDIF
	872	IF ( simulated_time >= skip_time_do2d_xz ) THEN
	873	time_do2d_xz = time_do2d_xz + dt_3d
	874	ENDIF
	875	IF ( simulated_time >= skip_time_do2d_yz ) THEN
	876	time_do2d_yz = time_do2d_yz + dt_3d
	877	ENDIF
	878	IF ( simulated_time >= skip_time_do3d ) THEN
	879	time_do3d = time_do3d + dt_3d
	880	ENDIF
[410]	881	DO mid = 1, masks
	882	IF ( simulated_time >= skip_time_domask(mid) ) THEN
	883	time_domask(mid)= time_domask(mid) + dt_3d
	884	ENDIF
	885	ENDDO
[1]	886	time_dvrp = time_dvrp + dt_3d
	887	IF ( simulated_time >= skip_time_dosp ) THEN
	888	time_dosp = time_dosp + dt_3d
	889	ENDIF
	890	time_dots = time_dots + dt_3d
[849]	891	IF ( .NOT. first_call_lpm ) THEN
[1]	892	time_dopts = time_dopts + dt_3d
	893	ENDIF
	894	IF ( simulated_time >= skip_time_dopr ) THEN
	895	time_dopr = time_dopr + dt_3d
	896	ENDIF
	897	time_dopr_listing = time_dopr_listing + dt_3d
	898	time_run_control = time_run_control + dt_3d
	899
	900	!
[102]	901	!-- Data exchange between coupled models
[291]	902	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
[102]	903	time_coupling = time_coupling + dt_3d
[343]	904
[108]	905	!
	906	!-- In case of model termination initiated by the local model
	907	!-- (terminate_coupled > 0), the coupler must be skipped because it would
	908	!-- cause an MPI intercomminucation hang.
	909	!-- If necessary, the coupler will be called at the beginning of the
	910	!-- next restart run.
	911	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[102]	912	CALL surface_coupler
	913	time_coupling = time_coupling - dt_coupling
	914	ENDDO
	915	ENDIF
	916
	917	!
[46]	918	!-- Execute user-defined actions
	919	CALL user_actions( 'after_integration' )
	920
	921	!
[1]	922	!-- If Galilei transformation is used, determine the distance that the
	923	!-- model has moved so far
	924	IF ( galilei_transformation ) THEN
	925	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
	926	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
	927	ENDIF
	928
	929	!
	930	!-- Check, if restart is necessary (because cpu-time is expiring or
	931	!-- because it is forced by user) and set stop flag
[108]	932	!-- This call is skipped if the remote model has already initiated a restart.
	933	IF ( .NOT. terminate_run ) CALL check_for_restart
[1]	934
	935	!
	936	!-- Carry out statistical analysis and output at the requested output times.
	937	!-- The MOD function is used for calculating the output time counters (like
	938	!-- time_dopr) in order to regard a possible decrease of the output time
	939	!-- interval in case of restart runs
	940
	941	!
	942	!-- Set a flag indicating that so far no statistics have been created
	943	!-- for this time step
	944	flow_statistics_called = .FALSE.
	945
	946	!
	947	!-- If required, call flow_statistics for averaging in time
[1342]	948	IF ( averaging_interval_pr /= 0.0_wp .AND. &
[1]	949	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
	950	simulated_time >= skip_time_dopr ) THEN
	951	time_dopr_av = time_dopr_av + dt_3d
	952	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
	953	do_sum = .TRUE.
	954	time_dopr_av = MOD( time_dopr_av, &
	955	MAX( dt_averaging_input_pr, dt_3d ) )
	956	ENDIF
	957	ENDIF
	958	IF ( do_sum ) CALL flow_statistics
	959
	960	!
[410]	961	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
[1342]	962	IF ( averaging_interval /= 0.0_wp .AND. &
[1]	963	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
	964	simulated_time >= skip_time_data_output_av ) &
	965	THEN
	966	time_do_sla = time_do_sla + dt_3d
	967	IF ( time_do_sla >= dt_averaging_input ) THEN
	968	CALL sum_up_3d_data
	969	average_count_3d = average_count_3d + 1
	970	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
	971	ENDIF
	972	ENDIF
	973
	974	!
	975	!-- Calculate spectra for time averaging
[1342]	976	IF ( averaging_interval_sp /= 0.0_wp .AND. &
[1]	977	( dt_dosp - time_dosp ) <= averaging_interval_sp .AND. &
	978	simulated_time >= skip_time_dosp ) THEN
	979	time_dosp_av = time_dosp_av + dt_3d
	980	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
	981	CALL calc_spectra
	982	time_dosp_av = MOD( time_dosp_av, &
	983	MAX( dt_averaging_input_pr, dt_3d ) )
	984	ENDIF
	985	ENDIF
	986
	987	!
	988	!-- Computation and output of run control parameters.
[1001]	989	!-- This is also done whenever perturbations have been imposed
[1]	990	IF ( time_run_control >= dt_run_control .OR. &
[1001]	991	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
[1]	992	THEN
	993	CALL run_control
	994	IF ( time_run_control >= dt_run_control ) THEN
	995	time_run_control = MOD( time_run_control, &
	996	MAX( dt_run_control, dt_3d ) )
	997	ENDIF
	998	ENDIF
	999
	1000	!
	1001	!-- Profile output (ASCII) on file
	1002	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
	1003	CALL print_1d
	1004	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, &
	1005	dt_3d ) )
	1006	ENDIF
	1007
	1008	!
	1009	!-- Graphic output for PROFIL
	1010	IF ( time_dopr >= dt_dopr ) THEN
	1011	IF ( dopr_n /= 0 ) CALL data_output_profiles
	1012	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
[1342]	1013	time_dopr_av = 0.0_wp ! due to averaging (see above)
[1]	1014	ENDIF
	1015
	1016	!
	1017	!-- Graphic output for time series
	1018	IF ( time_dots >= dt_dots ) THEN
[48]	1019	CALL data_output_tseries
[1]	1020	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
	1021	ENDIF
	1022
	1023	!
	1024	!-- Output of spectra (formatted for use with PROFIL), in case of no
	1025	!-- time averaging, spectra has to be calculated before
	1026	IF ( time_dosp >= dt_dosp ) THEN
	1027	IF ( average_count_sp == 0 ) CALL calc_spectra
	1028	CALL data_output_spectra
	1029	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
	1030	ENDIF
	1031
	1032	!
	1033	!-- 2d-data output (cross-sections)
	1034	IF ( time_do2d_xy >= dt_do2d_xy ) THEN
	1035	CALL data_output_2d( 'xy', 0 )
	1036	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
	1037	ENDIF
	1038	IF ( time_do2d_xz >= dt_do2d_xz ) THEN
	1039	CALL data_output_2d( 'xz', 0 )
	1040	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
	1041	ENDIF
	1042	IF ( time_do2d_yz >= dt_do2d_yz ) THEN
	1043	CALL data_output_2d( 'yz', 0 )
	1044	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
	1045	ENDIF
	1046
	1047	!
	1048	!-- 3d-data output (volume data)
	1049	IF ( time_do3d >= dt_do3d ) THEN
	1050	CALL data_output_3d( 0 )
	1051	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
	1052	ENDIF
	1053
	1054	!
[1783]	1055	!-- Masked data output
[410]	1056	DO mid = 1, masks
	1057	IF ( time_domask(mid) >= dt_domask(mid) ) THEN
	1058	CALL data_output_mask( 0 )
	1059	time_domask(mid) = MOD( time_domask(mid), &
	1060	MAX( dt_domask(mid), dt_3d ) )
	1061	ENDIF
	1062	ENDDO
	1063
	1064	!
	1065	!-- Output of time-averaged 2d/3d/masked data
[1]	1066	IF ( time_do_av >= dt_data_output_av ) THEN
	1067	CALL average_3d_data
	1068	CALL data_output_2d( 'xy', 1 )
	1069	CALL data_output_2d( 'xz', 1 )
	1070	CALL data_output_2d( 'yz', 1 )
	1071	CALL data_output_3d( 1 )
[410]	1072	DO mid = 1, masks
	1073	CALL data_output_mask( 1 )
	1074	ENDDO
[1]	1075	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
	1076	ENDIF
	1077
	1078	!
	1079	!-- Output of particle time series
[253]	1080	IF ( particle_advection ) THEN
	1081	IF ( time_dopts >= dt_dopts .OR. &
	1082	( simulated_time >= particle_advection_start .AND. &
[849]	1083	first_call_lpm ) ) THEN
[253]	1084	CALL data_output_ptseries
	1085	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
	1086	ENDIF
[1]	1087	ENDIF
	1088
	1089	!
	1090	!-- Output of dvrp-graphics (isosurface, particles, slicer)
	1091	#if defined( __dvrp_graphics )
	1092	CALL DVRP_LOG_EVENT( -2, current_timestep_number-1 )
	1093	#endif
	1094	IF ( time_dvrp >= dt_dvrp ) THEN
	1095	CALL data_output_dvrp
	1096	time_dvrp = MOD( time_dvrp, MAX( dt_dvrp, dt_3d ) )
	1097	ENDIF
	1098	#if defined( __dvrp_graphics )
	1099	CALL DVRP_LOG_EVENT( 2, current_timestep_number )
	1100	#endif
	1101
	1102	!
	1103	!-- If required, set the heat flux for the next time step at a random value
	1104	IF ( constant_heatflux .AND. random_heatflux ) CALL disturb_heatflux
	1105
	1106	!
	1107	!-- Execute user-defined actions
	1108	CALL user_actions( 'after_timestep' )
	1109
[1402]	1110	!
	1111	!-- Output elapsed simulated time in form of a progress bar on stdout
	1112	IF ( myid == 0 ) CALL output_progress_bar
	1113
[1]	1114	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
	1115
[667]	1116
[1]	1117	ENDDO ! time loop
	1118
[1402]	1119	IF ( myid == 0 ) CALL finish_progress_bar
	1120
[1]	1121	#if defined( __dvrp_graphics )
	1122	CALL DVRP_LOG_EVENT( -2, current_timestep_number )
	1123	#endif
	1124
[1402]	1125	CALL location_message( 'finished time-stepping', .TRUE. )
[1384]	1126
[1]	1127	END SUBROUTINE time_integration

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