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source: palm/trunk/SOURCE/time_integration.f90 @ 1859

Last change on this file since 1859 was 1854, checked in by maronga, 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	!
[1818]	16	! Copyright 1997-2016 Leibniz Universitaet Hannover
[1036]	17	!--------------------------------------------------------------------------------!
	18	!
[484]	19	! Current revisions:
[1092]	20	! ------------------
[1854]	21	!
	22	!
[1366]	23	! Former revisions:
	24	! -----------------
	25	! $Id: time_integration.f90 1854 2016-04-11 09:03:15Z hoffmann $
	26	!
[1854]	27	! 1853 2016-04-11 09:00:35Z maronga
	28	! Adjusted for use with radiation_scheme = constant
	29	!
[1851]	30	! 1849 2016-04-08 11:33:18Z hoffmann
	31	! Adapted for modularization of microphysics
	32	!
[1834]	33	! 1833 2016-04-07 14:23:03Z raasch
	34	! spectrum renamed spectra_mod, spectra related variables moved to spectra_mod
	35	!
[1832]	36	! 1831 2016-04-07 13:15:51Z hoffmann
	37	! turbulence renamed collision_turbulence
	38	!
[1823]	39	! 1822 2016-04-07 07:49:42Z hoffmann
	40	! icloud_scheme replaced by microphysics_*
	41	!
[1809]	42	! 1808 2016-04-05 19:44:00Z raasch
	43	! output message in case unscheduled radiation calls removed
	44	!
[1798]	45	! 1797 2016-03-21 16:50:28Z raasch
	46	! introduction of different datatransfer modes
	47	!
[1792]	48	! 1791 2016-03-11 10:41:25Z raasch
	49	! call of pmci_update_new removed
	50	!
[1787]	51	! 1786 2016-03-08 05:49:27Z raasch
	52	! +module spectrum
	53	!
[1784]	54	! 1783 2016-03-06 18:36:17Z raasch
	55	! switch back of netcdf data format for mask output moved to the mask output
	56	! routine
	57	!
[1782]	58	! 1781 2016-03-03 15:12:23Z raasch
	59	! some pmc calls removed at the beginning (before timeloop),
	60	! pmc initialization moved to the main program
	61	!
[1765]	62	! 1764 2016-02-28 12:45:19Z raasch
	63	! PMC_ACTIVE flags removed,
	64	! bugfix: nest synchronization after first call of timestep
	65	!
[1763]	66	! 1762 2016-02-25 12:31:13Z hellstea
	67	! Introduction of nested domain feature
	68	!
[1737]	69	! 1736 2015-12-04 08:56:33Z raasch
	70	! no perturbations added to total domain if energy limit has been set zero
	71	!
[1692]	72	! 1691 2015-10-26 16:17:44Z maronga
	73	! Added option for spin-ups without land surface and radiation models. Moved calls
	74	! for radiation and lan surface schemes.
	75	!
[1683]	76	! 1682 2015-10-07 23:56:08Z knoop
	77	! Code annotations made doxygen readable
	78	!
[1672]	79	! 1671 2015-09-25 03:29:37Z raasch
	80	! bugfix: ghostpoint exchange for array diss in case that sgs velocities are used
	81	! for particles
	82	!
[1586]	83	! 1585 2015-04-30 07:05:52Z maronga
	84	! Moved call of radiation scheme. Added support for RRTM
	85	!
[1552]	86	! 1551 2015-03-03 14:18:16Z maronga
	87	! Added interface for different radiation schemes.
	88	!
[1497]	89	! 1496 2014-12-02 17:25:50Z maronga
	90	! Added calls for the land surface model and radiation scheme
	91	!
[1403]	92	! 1402 2014-05-09 14:25:13Z raasch
	93	! location messages modified
	94	!
[1385]	95	! 1384 2014-05-02 14:31:06Z raasch
	96	! location messages added
	97	!
[1381]	98	! 1380 2014-04-28 12:40:45Z heinze
	99	! CALL of nudge_ref added
	100	! bc_pt_t_val and bc_q_t_val are updated in case nudging is used
	101	!
[1366]	102	! 1365 2014-04-22 15:03:56Z boeske
[1365]	103	! Reset sums_ls_l to zero at each timestep
	104	! +sums_ls_l
	105	! Calculation of reference state (previously in subroutine calc_mean_profile)
	106
[1343]	107	! 1342 2014-03-26 17:04:47Z kanani
	108	! REAL constants defined as wp-kind
	109	!
[1321]	110	! 1320 2014-03-20 08:40:49Z raasch
[1320]	111	! ONLY-attribute added to USE-statements,
	112	! kind-parameters added to all INTEGER and REAL declaration statements,
	113	! kinds are defined in new module kinds,
	114	! old module precision_kind is removed,
	115	! revision history before 2012 removed,
	116	! comment fields (!:) to be used for variable explanations added to
	117	! all variable declaration statements
[1319]	118	! 1318 2014-03-17 13:35:16Z raasch
	119	! module interfaces removed
	120	!
[1309]	121	! 1308 2014-03-13 14:58:42Z fricke
	122	! +netcdf_data_format_save
	123	! For masked data, parallel netcdf output is not tested so far, hence
	124	! netcdf_data_format is switched back to non-paralell output.
	125	!
[1277]	126	! 1276 2014-01-15 13:40:41Z heinze
	127	! Use LSF_DATA also in case of Dirichlet bottom boundary condition for scalars
	128	!
[1258]	129	! 1257 2013-11-08 15:18:40Z raasch
	130	! acc-update-host directive for timestep removed
	131	!
[1242]	132	! 1241 2013-10-30 11:36:58Z heinze
	133	! Generalize calc_mean_profile for wider use
	134	! Determine shf and qsws in dependence on data from LSF_DATA
	135	! Determine ug and vg in dependence on data from LSF_DATA
[1222]	136	! 1221 2013-09-10 08:59:13Z raasch
	137	! host update of arrays before timestep is called
	138	!
[1182]	139	! 1179 2013-06-14 05:57:58Z raasch
	140	! mean profiles for reference state are only calculated if required,
	141	! small bugfix for background communication
	142	!
[1172]	143	! 1171 2013-05-30 11:27:45Z raasch
	144	! split of prognostic_equations deactivated (comment lines), for the time being
	145	!
[1132]	146	! 1128 2013-04-12 06:19:32Z raasch
[1128]	147	! asynchronous transfer of ghost point data realized for acc-optimized version:
	148	! prognostic_equations are first called two times for those points required for
	149	! the left-right and north-south exchange, respectively, and then for the
	150	! remaining points,
	151	! those parts requiring global communication moved from prognostic_equations to
	152	! here
[392]	153	!
[1116]	154	! 1115 2013-03-26 18:16:16Z hoffmann
	155	! calculation of qr and nr is restricted to precipitation
	156	!
[1114]	157	! 1113 2013-03-10 02:48:14Z raasch
	158	! GPU-porting of boundary conditions,
	159	! openACC directives updated
	160	! formal parameter removed from routine boundary_conds
	161	!
[1112]	162	! 1111 2013-03-08 23:54:10Z raasch
	163	! +internal timestep counter for cpu statistics added,
	164	! openACC directives updated
	165	!
[1093]	166	! 1092 2013-02-02 11:24:22Z raasch
	167	! unused variables removed
	168	!
[1066]	169	! 1065 2012-11-22 17:42:36Z hoffmann
	170	! exchange of diss (dissipation rate) in case of turbulence = .TRUE. added
	171	!
[1054]	172	! 1053 2012-11-13 17:11:03Z hoffmann
	173	! exchange of ghost points for nr, qr added
	174	!
[1037]	175	! 1036 2012-10-22 13:43:42Z raasch
	176	! code put under GPL (PALM 3.9)
	177	!
[1020]	178	! 1019 2012-09-28 06:46:45Z raasch
	179	! non-optimized version of prognostic_equations removed
	180	!
[1017]	181	! 1015 2012-09-27 09:23:24Z raasch
	182	! +call of prognostic_equations_acc
	183	!
[1002]	184	! 1001 2012-09-13 14:08:46Z raasch
	185	! all actions concerning leapfrog- and upstream-spline-scheme removed
	186	!
[850]	187	! 849 2012-03-15 10:35:09Z raasch
	188	! advec_particles renamed lpm, first_call_advec_particles renamed first_call_lpm
	189	!
[826]	190	! 825 2012-02-19 03:03:44Z raasch
	191	! wang_collision_kernel renamed wang_kernel
	192	!
[1]	193	! Revision 1.1 1997/08/11 06:19:04 raasch
	194	! Initial revision
	195	!
	196	!
	197	! Description:
	198	! ------------
[1682]	199	!> Integration in time of the model equations, statistical analysis and graphic
	200	!> output
[1]	201	!------------------------------------------------------------------------------!
[1682]	202	SUBROUTINE time_integration
	203
[1]	204
[1320]	205	USE advec_ws, &
	206	ONLY: ws_statistics
	207
	208	USE arrays_3d, &
[1762]	209	ONLY: diss, dzu, e, e_p, nr_p, prho, pt, pt_p, pt_init, q_init, q, &
	210	ql, ql_c, ql_v, ql_vp, qr_p, q_p, ref_state, rho, sa_p, tend, &
	211	u, u_p, v, vpt, v_p, w, w_p
[1320]	212
[1365]	213	USE calc_mean_profile_mod, &
[1320]	214	ONLY: calc_mean_profile
	215
	216	USE control_parameters, &
	217	ONLY: advected_distance_x, advected_distance_y, average_count_3d, &
[1833]	218	averaging_interval, averaging_interval_pr, &
	219	bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
[1380]	220	bc_q_t_val, call_psolver_at_all_substeps, cloud_droplets, &
[1691]	221	cloud_physics, constant_flux_layer, constant_heatflux, &
	222	create_disturbances, dopr_n, constant_diffusion, coupling_mode, &
	223	coupling_start_time, current_timestep_number, &
	224	disturbance_created, disturbance_energy_limit, dist_range, &
	225	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, &
	226	dt_coupling, dt_data_output_av, dt_disturb, dt_do2d_xy, &
	227	dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_domask,dt_dopts, dt_dopr, &
[1833]	228	dt_dopr_listing, dt_dots, dt_dvrp, dt_run_control, &
[1320]	229	end_time, first_call_lpm, galilei_transformation, humidity, &
[1822]	230	intermediate_timestep_count, &
[1320]	231	intermediate_timestep_count_max, large_scale_forcing, &
[1822]	232	loop_optimization, lsf_surf, lsf_vert, masks, &
	233	microphysics_seifert, mid, nest_domain, &
[1783]	234	neutral, nr_timesteps_this_run, nudging, &
[1822]	235	ocean, on_device, passive_scalar, &
[1320]	236	prho_reference, pt_reference, pt_slope_offset, random_heatflux, &
	237	run_coupled, simulated_time, simulated_time_chr, &
	238	skip_time_do2d_xy, skip_time_do2d_xz, skip_time_do2d_yz, &
	239	skip_time_do3d, skip_time_domask, skip_time_dopr, &
[1833]	240	skip_time_data_output_av, sloping_surface, &
[1320]	241	stop_dt, terminate_coupled, terminate_run, timestep_scheme, &
	242	time_coupling, time_do2d_xy, time_do2d_xz, time_do2d_yz, &
	243	time_do3d, time_domask, time_dopr, time_dopr_av, &
	244	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, &
	245	time_dots, time_do_av, time_do_sla, time_disturb, time_dvrp, &
[1496]	246	time_run_control, time_since_reference_point, &
[1320]	247	turbulent_inflow, use_initial_profile_as_reference, &
	248	use_single_reference_value, u_gtrans, v_gtrans, ws_scheme_mom, &
	249	ws_scheme_sca
	250
	251	USE cpulog, &
	252	ONLY: cpu_log, log_point, log_point_s
	253
	254	USE indices, &
	255	ONLY: i_left, i_right, j_north, j_south, nbgp, nx, nxl, nxlg, nxr, &
[1380]	256	nxrg, nyn, nys, nzb, nzt, nzb_u_inner, nzb_v_inner
[1320]	257
	258	USE interaction_droplets_ptq_mod, &
	259	ONLY: interaction_droplets_ptq
	260
	261	USE kinds
	262
[1496]	263	USE land_surface_model_mod, &
[1691]	264	ONLY: land_surface, lsm_energy_balance, lsm_soil_model, &
	265	skip_time_do_lsm
[1496]	266
[1320]	267	USE ls_forcing_mod, &
	268	ONLY: ls_forcing_surf, ls_forcing_vert
	269
[1849]	270	USE microphysics_mod, &
	271	ONLY: collision_turbulence
	272
[1365]	273	USE nudge_mod, &
[1380]	274	ONLY: calc_tnudge, nudge_ref
[1365]	275
[1320]	276	USE particle_attributes, &
[1671]	277	ONLY: particle_advection, particle_advection_start, &
	278	use_sgs_for_particles, wang_kernel
[1320]	279
[1]	280	USE pegrid
	281
[1762]	282	USE pmc_interface, &
[1764]	283	ONLY: client_to_server, nested_run, nesting_mode, &
[1797]	284	pmci_client_synchronize, pmci_datatrans, &
	285	pmci_ensure_nest_mass_conservation, &
[1791]	286	pmci_server_synchronize, server_to_client
[1762]	287
[1320]	288	USE production_e_mod, &
	289	ONLY: production_e_init
	290
[1402]	291	USE progress_bar, &
	292	ONLY: finish_progress_bar, output_progress_bar
	293
[1320]	294	USE prognostic_equations_mod, &
	295	ONLY: prognostic_equations_acc, prognostic_equations_cache, &
	296	prognostic_equations_vector
	297
[1496]	298	USE radiation_model_mod, &
[1691]	299	ONLY: dt_radiation, force_radiation_call, radiation, &
[1853]	300	radiation_clearsky, radiation_constant, radiation_rrtmg, &
	301	radiation_scheme, skip_time_do_radiation, time_radiation
[1496]	302
[1833]	303	USE spectra_mod, &
	304	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, &
	305	skip_time_dosp
[1786]	306
[1320]	307	USE statistics, &
[1365]	308	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
[1320]	309
[1691]	310	USE surface_layer_fluxes_mod, &
	311	ONLY: surface_layer_fluxes
	312
[1320]	313	USE user_actions_mod, &
	314	ONLY: user_actions
	315
[1]	316	IMPLICIT NONE
	317
[1682]	318	CHARACTER (LEN=9) :: time_to_string !<
[1]	319
	320	!
	321	!-- At the beginning of a simulation determine the time step as well as
	322	!-- determine and print out the run control parameters
[1342]	323	IF ( simulated_time == 0.0_wp ) CALL timestep
[667]	324
[1764]	325	!
	326	!-- Synchronize the timestep in case of nested run.
	327	!-- The server side must be called first
	328	IF ( nested_run ) THEN
	329	CALL pmci_server_synchronize
	330	CALL pmci_client_synchronize
	331	ENDIF
	332
[1]	333	CALL run_control
	334
[108]	335	!
	336	!-- Data exchange between coupled models in case that a call has been omitted
	337	!-- at the end of the previous run of a job chain.
[291]	338	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
[108]	339	!
	340	!-- In case of model termination initiated by the local model the coupler
	341	!-- must not be called because this would again cause an MPI hang.
	342	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
	343	CALL surface_coupler
	344	time_coupling = time_coupling - dt_coupling
	345	ENDDO
[1342]	346	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling)&
[348]	347	THEN
	348	time_coupling = time_since_reference_point
	349	ENDIF
[108]	350	ENDIF
	351
[1]	352	#if defined( __dvrp_graphics )
	353	!
	354	!-- Time measurement with dvrp software
	355	CALL DVRP_LOG_EVENT( 2, current_timestep_number )
	356	#endif
	357
[1402]	358	CALL location_message( 'start with time-stepping', .TRUE. )
[1]	359	!
	360	!-- Start of the time loop
	361	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. &
	362	.NOT. terminate_run )
	363
	364	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
[1221]	365
[1]	366	!
	367	!-- Determine size of next time step
[1342]	368	IF ( simulated_time /= 0.0_wp ) THEN
[1221]	369	CALL timestep
[1762]	370
[1764]	371	IF ( nested_run ) THEN
[1762]	372	!
[1764]	373	!-- TO_DO: try to give more detailed and meaningful comments here
	374	!-- Server side must be called first
	375	CALL pmci_server_synchronize
	376	CALL pmci_client_synchronize
	377	ENDIF
[1221]	378	ENDIF
	379
[1762]	380
[1]	381	!
[1241]	382	!-- Determine ug, vg and w_subs in dependence on data from external file
	383	!-- LSF_DATA
[1365]	384	IF ( large_scale_forcing .AND. lsf_vert ) THEN
[1241]	385	CALL ls_forcing_vert ( simulated_time )
[1365]	386	sums_ls_l = 0.0_wp
[1241]	387	ENDIF
	388
	389	!
[1380]	390	!-- Set pt_init and q_init to the current profiles taken from
	391	!-- NUDGING_DATA
	392	IF ( nudging ) THEN
	393	CALL nudge_ref ( simulated_time )
	394	!
	395	!-- Store temperature gradient at the top boundary for possible Neumann
	396	!-- boundary condition
	397	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
	398	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
	399	ENDIF
	400
	401	!
[1]	402	!-- Execute the user-defined actions
	403	CALL user_actions( 'before_timestep' )
	404
	405	!
	406	!-- Start of intermediate step loop
	407	intermediate_timestep_count = 0
	408	DO WHILE ( intermediate_timestep_count < &
	409	intermediate_timestep_count_max )
	410
	411	intermediate_timestep_count = intermediate_timestep_count + 1
	412
	413	!
	414	!-- Set the steering factors for the prognostic equations which depend
	415	!-- on the timestep scheme
	416	CALL timestep_scheme_steering
	417
	418	!
[1128]	419	!-- Calculate those variables needed in the tendency terms which need
	420	!-- global communication
[1179]	421	IF ( .NOT. use_single_reference_value .AND. &
	422	.NOT. use_initial_profile_as_reference ) THEN
	423	!
	424	!-- Horizontally averaged profiles to be used as reference state in
	425	!-- buoyancy terms (WARNING: only the respective last call of
	426	!-- calc_mean_profile defines the reference state!)
[1365]	427	IF ( .NOT. neutral ) THEN
	428	CALL calc_mean_profile( pt, 4 )
	429	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
	430	ENDIF
	431	IF ( ocean ) THEN
	432	CALL calc_mean_profile( rho, 64 )
	433	ref_state(:) = hom(:,1,64,0)
	434	ENDIF
	435	IF ( humidity ) THEN
	436	CALL calc_mean_profile( vpt, 44 )
	437	ref_state(:) = hom(:,1,44,0)
	438	ENDIF
	439
[1179]	440	ENDIF
	441
[1128]	442	IF ( .NOT. constant_diffusion ) CALL production_e_init
	443	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. &
	444	intermediate_timestep_count == 1 ) CALL ws_statistics
[1365]	445	!
	446	!-- In case of nudging calculate current nudging time scale and horizontal
[1380]	447	!-- means of u, v, pt and q
[1365]	448	IF ( nudging ) THEN
	449	CALL calc_tnudge( simulated_time )
	450	CALL calc_mean_profile( u, 1 )
	451	CALL calc_mean_profile( v, 2 )
	452	CALL calc_mean_profile( pt, 4 )
	453	CALL calc_mean_profile( q, 41 )
	454	ENDIF
[1128]	455
	456	!
[1]	457	!-- Solve the prognostic equations. A fast cache optimized version with
	458	!-- only one single loop is used in case of Piascek-Williams advection
	459	!-- scheme. NEC vector machines use a different version, because
	460	!-- in the other versions a good vectorization is prohibited due to
	461	!-- inlining problems.
[1019]	462	IF ( loop_optimization == 'cache' ) THEN
	463	CALL prognostic_equations_cache
	464	ELSEIF ( loop_optimization == 'vector' ) THEN
[63]	465	CALL prognostic_equations_vector
[1015]	466	ELSEIF ( loop_optimization == 'acc' ) THEN
[1171]	467	i_left = nxl; i_right = nxr
	468	j_south = nys; j_north = nyn
	469	CALL prognostic_equations_acc
	470
	471	! i_left = nxl; i_right = nxl+nbgp-1
[1128]	472	! j_south = nys; j_north = nyn
	473	! CALL prognostic_equations_acc
[1171]	474	! i_left = nxr-nbgp+1; i_right = nxr
	475	! j_south = nys; j_north = nyn
	476	! CALL prognostic_equations_acc
[1128]	477
	478	!
	479	!-- Exchange of ghost points (lateral boundary conditions)
	480	IF ( background_communication ) THEN
	481
	482	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
	483
	484	send_receive = 'lr'
	485	sendrecv_in_background = .TRUE.
	486	req = 0
	487	req_count = 0
	488
	489	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	490	on_device = .TRUE. ! to be removed after complete porting
	491	ELSE ! of ghost point exchange
	492	!$acc update host( e_p, pt_p, u_p, v_p, w_p )
	493	ENDIF
	494
	495	CALL exchange_horiz( u_p, nbgp )
	496	CALL exchange_horiz( v_p, nbgp )
	497	CALL exchange_horiz( w_p, nbgp )
	498	CALL exchange_horiz( pt_p, nbgp )
	499	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
	500	IF ( ocean ) THEN
	501	CALL exchange_horiz( sa_p, nbgp )
	502	CALL exchange_horiz( rho, nbgp )
	503	CALL exchange_horiz( prho, nbgp )
	504	ENDIF
	505	IF (humidity .OR. passive_scalar) THEN
	506	CALL exchange_horiz( q_p, nbgp )
[1822]	507	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1128]	508	CALL exchange_horiz( qr_p, nbgp )
	509	CALL exchange_horiz( nr_p, nbgp )
	510	ENDIF
	511	ENDIF
	512	IF ( cloud_droplets ) THEN
	513	CALL exchange_horiz( ql, nbgp )
	514	CALL exchange_horiz( ql_c, nbgp )
	515	CALL exchange_horiz( ql_v, nbgp )
	516	CALL exchange_horiz( ql_vp, nbgp )
	517	ENDIF
[1831]	518	IF ( wang_kernel .OR. collision_turbulence .OR. &
	519	use_sgs_for_particles ) THEN
[1671]	520	CALL exchange_horiz( diss, nbgp )
	521	ENDIF
[1128]	522
	523	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	524	on_device = .FALSE. ! to be removed after complete porting
	525	ELSE ! of ghost point exchange
	526	!$acc update device( e_p, pt_p, u_p, v_p, w_p )
	527	ENDIF
	528
	529	sendrecv_in_background = .FALSE.
	530
	531	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'pause' )
	532
	533	ENDIF
	534
[1171]	535	! i_left = nxl+nbgp; i_right = nxr-nbgp
	536	! j_south = nys; j_north = nys+nbgp-1
	537	! CALL prognostic_equations_acc
	538	! i_left = nxl+nbgp; i_right = nxr-nbgp
	539	! j_south = nyn-nbgp+1; j_north = nyn
	540	! CALL prognostic_equations_acc
[1128]	541
	542	IF ( background_communication ) THEN
	543	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'start' )
	544	#if defined( __parallel )
	545	CALL MPI_WAITALL( req_count, req, wait_stat, ierr )
	546	#endif
	547	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'pause' )
	548
	549	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'continue' )
	550
	551	send_receive = 'ns'
	552	sendrecv_in_background = .TRUE.
	553	req = 0
	554	req_count = 0
	555
	556	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	557	on_device = .TRUE. ! to be removed after complete porting
	558	ELSE ! of ghost point exchange
	559	!$acc update host( e_p, pt_p, u_p, v_p, w_p )
	560	ENDIF
	561
	562	CALL exchange_horiz( u_p, nbgp )
	563	CALL exchange_horiz( v_p, nbgp )
	564	CALL exchange_horiz( w_p, nbgp )
	565	CALL exchange_horiz( pt_p, nbgp )
	566	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
	567	IF ( ocean ) THEN
	568	CALL exchange_horiz( sa_p, nbgp )
	569	CALL exchange_horiz( rho, nbgp )
	570	CALL exchange_horiz( prho, nbgp )
	571	ENDIF
	572	IF (humidity .OR. passive_scalar) THEN
	573	CALL exchange_horiz( q_p, nbgp )
[1822]	574	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1128]	575	CALL exchange_horiz( qr_p, nbgp )
	576	CALL exchange_horiz( nr_p, nbgp )
	577	ENDIF
	578	ENDIF
	579	IF ( cloud_droplets ) THEN
	580	CALL exchange_horiz( ql, nbgp )
	581	CALL exchange_horiz( ql_c, nbgp )
	582	CALL exchange_horiz( ql_v, nbgp )
	583	CALL exchange_horiz( ql_vp, nbgp )
	584	ENDIF
[1831]	585	IF ( wang_kernel .OR. collision_turbulence .OR. &
	586	use_sgs_for_particles ) THEN
[1671]	587	CALL exchange_horiz( diss, nbgp )
	588	ENDIF
[1128]	589
	590	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	591	on_device = .FALSE. ! to be removed after complete porting
	592	ELSE ! of ghost point exchange
	593	!$acc update device( e_p, pt_p, u_p, v_p, w_p )
	594	ENDIF
	595
	596	sendrecv_in_background = .FALSE.
	597
	598	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	599
	600	ENDIF
	601
[1171]	602	! i_left = nxl+nbgp; i_right = nxr-nbgp
	603	! j_south = nys+nbgp; j_north = nyn-nbgp
	604	! CALL prognostic_equations_acc
[1128]	605
	606	IF ( background_communication ) THEN
	607	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'continue' )
	608	#if defined( __parallel )
	609	CALL MPI_WAITALL( req_count, req, wait_stat, ierr )
	610	#endif
	611	send_receive = 'al'
	612	CALL cpu_log( log_point(41), 'exchange-horiz-wait', 'stop' )
	613	ENDIF
	614
[1]	615	ENDIF
	616
	617	!
[849]	618	!-- Particle transport/physics with the Lagrangian particle model
	619	!-- (only once during intermediate steps, because it uses an Euler-step)
[1128]	620	!-- ### particle model should be moved before prognostic_equations, in order
	621	!-- to regard droplet interactions directly
[63]	622	IF ( particle_advection .AND. &
	623	simulated_time >= particle_advection_start .AND. &
[1]	624	intermediate_timestep_count == 1 ) THEN
[849]	625	CALL lpm
	626	first_call_lpm = .FALSE.
[1]	627	ENDIF
	628
	629	!
	630	!-- Interaction of droplets with temperature and specific humidity.
	631	!-- Droplet condensation and evaporation is calculated within
	632	!-- advec_particles.
	633	IF ( cloud_droplets .AND. &
	634	intermediate_timestep_count == intermediate_timestep_count_max )&
	635	THEN
	636	CALL interaction_droplets_ptq
	637	ENDIF
	638
	639	!
	640	!-- Exchange of ghost points (lateral boundary conditions)
[1128]	641	IF ( .NOT. background_communication ) THEN
[1113]	642
[1128]	643	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
[1113]	644
[1128]	645	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	646	on_device = .TRUE. ! to be removed after complete porting
	647	ELSE ! of ghost point exchange
	648	!$acc update host( e_p, pt_p, u_p, v_p, w_p )
[1053]	649	ENDIF
[1]	650
[1128]	651	CALL exchange_horiz( u_p, nbgp )
	652	CALL exchange_horiz( v_p, nbgp )
	653	CALL exchange_horiz( w_p, nbgp )
	654	CALL exchange_horiz( pt_p, nbgp )
	655	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
	656	IF ( ocean ) THEN
	657	CALL exchange_horiz( sa_p, nbgp )
	658	CALL exchange_horiz( rho, nbgp )
	659	CALL exchange_horiz( prho, nbgp )
	660	ENDIF
	661	IF (humidity .OR. passive_scalar) THEN
	662	CALL exchange_horiz( q_p, nbgp )
[1822]	663	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1128]	664	CALL exchange_horiz( qr_p, nbgp )
	665	CALL exchange_horiz( nr_p, nbgp )
	666	ENDIF
	667	ENDIF
	668	IF ( cloud_droplets ) THEN
	669	CALL exchange_horiz( ql, nbgp )
	670	CALL exchange_horiz( ql_c, nbgp )
	671	CALL exchange_horiz( ql_v, nbgp )
	672	CALL exchange_horiz( ql_vp, nbgp )
	673	ENDIF
[1831]	674	IF ( wang_kernel .OR. collision_turbulence .OR. &
	675	use_sgs_for_particles ) THEN
[1671]	676	CALL exchange_horiz( diss, nbgp )
	677	ENDIF
[1128]	678
	679	IF ( numprocs == 1 ) THEN ! workaround for single-core GPU runs
	680	on_device = .FALSE. ! to be removed after complete porting
	681	ELSE ! of ghost point exchange
	682	!$acc update device( e_p, pt_p, u_p, v_p, w_p )
	683	ENDIF
	684
	685	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	686
[1113]	687	ENDIF
	688
[1]	689	!
	690	!-- Boundary conditions for the prognostic quantities (except of the
	691	!-- velocities at the outflow in case of a non-cyclic lateral wall)
[1113]	692	CALL boundary_conds
[1]	693
	694	!
[73]	695	!-- Swap the time levels in preparation for the next time step.
	696	CALL swap_timelevel
	697
[1764]	698	IF ( nested_run ) THEN
[1797]	699
[1764]	700	CALL cpu_log( log_point(60), 'nesting', 'start' )
[1762]	701	!
[1797]	702	!-- Domain nesting. The data transfer subroutines pmci_server_datatrans
	703	!-- and pmci_client_datatatrans are called inside the wrapper
	704	!-- subroutine pmci_datatrans according to the control parameters
	705	!-- nesting_mode and nesting_datatransfer_mode.
	706	!-- TO_DO: why is nesting_mode given as a parameter here?
	707	CALL pmci_datatrans( nesting_mode )
[1762]	708
[1764]	709	IF ( nesting_mode == 'two-way' ) THEN
[1762]	710	!
[1764]	711	!-- Exchange_horiz is needed for all server-domains after the
	712	!-- anterpolation
	713	CALL exchange_horiz( u, nbgp )
	714	CALL exchange_horiz( v, nbgp )
	715	CALL exchange_horiz( w, nbgp )
	716	CALL exchange_horiz( pt, nbgp )
	717	IF ( humidity .OR. passive_scalar ) THEN
	718	CALL exchange_horiz( q, nbgp )
	719	ENDIF
	720	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
[1762]	721	ENDIF
	722	!
[1764]	723	!-- Correct the w top-BC in nest domains to ensure mass conservation.
	724	!-- This action must never be done for the root domain.
	725	IF ( nest_domain ) THEN
	726	CALL pmci_ensure_nest_mass_conservation
	727	ENDIF
	728
	729	CALL cpu_log( log_point(60), 'nesting', 'stop' )
	730
[1762]	731	ENDIF
	732
	733	!
[1]	734	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
	735	!-- when a sloping surface is used
	736	IF ( sloping_surface ) THEN
[707]	737	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - &
	738	pt_slope_offset
	739	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + &
	740	pt_slope_offset
[1]	741	ENDIF
	742
	743	!
[151]	744	!-- Impose a turbulent inflow using the recycling method
	745	IF ( turbulent_inflow ) CALL inflow_turbulence
	746
	747	!
[1]	748	!-- Impose a random perturbation on the horizontal velocity field
[106]	749	IF ( create_disturbances .AND. &
	750	( call_psolver_at_all_substeps .AND. &
[1]	751	intermediate_timestep_count == intermediate_timestep_count_max )&
[106]	752	.OR. ( .NOT. call_psolver_at_all_substeps .AND. &
	753	intermediate_timestep_count == 1 ) ) &
[1]	754	THEN
	755	time_disturb = time_disturb + dt_3d
	756	IF ( time_disturb >= dt_disturb ) THEN
[1111]	757	!$acc update host( u, v )
[1113]	758	IF ( numprocs == 1 ) on_device = .FALSE. ! workaround, remove later
[1736]	759	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
	760	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
[75]	761	CALL disturb_field( nzb_u_inner, tend, u )
	762	CALL disturb_field( nzb_v_inner, tend, v )
[707]	763	ELSEIF ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) THEN
[1]	764	!
	765	!-- Runs with a non-cyclic lateral wall need perturbations
	766	!-- near the inflow throughout the whole simulation
	767	dist_range = 1
[75]	768	CALL disturb_field( nzb_u_inner, tend, u )
	769	CALL disturb_field( nzb_v_inner, tend, v )
[1]	770	dist_range = 0
	771	ENDIF
[1113]	772	IF ( numprocs == 1 ) on_device = .TRUE. ! workaround, remove later
[1111]	773	!$acc update device( u, v )
[1]	774	time_disturb = time_disturb - dt_disturb
	775	ENDIF
	776	ENDIF
	777
	778	!
	779	!-- Reduce the velocity divergence via the equation for perturbation
	780	!-- pressure.
[106]	781	IF ( intermediate_timestep_count == 1 .OR. &
	782	call_psolver_at_all_substeps ) THEN
[1]	783	CALL pres
	784	ENDIF
	785
	786	!
	787	!-- If required, compute liquid water content
[1015]	788	IF ( cloud_physics ) THEN
	789	CALL calc_liquid_water_content
	790	!$acc update device( ql )
	791	ENDIF
[1115]	792	!
	793	!-- If required, compute virtual potential temperature
	794	IF ( humidity ) THEN
	795	CALL compute_vpt
	796	!$acc update device( vpt )
	797	ENDIF
[1585]	798
[1]	799	!
	800	!-- Compute the diffusion quantities
	801	IF ( .NOT. constant_diffusion ) THEN
	802
	803	!
[1276]	804	!-- Determine surface fluxes shf and qsws and surface values
	805	!-- pt_surface and q_surface in dependence on data from external
	806	!-- file LSF_DATA respectively
	807	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
	808	intermediate_timestep_count == intermediate_timestep_count_max )&
	809	THEN
	810	CALL ls_forcing_surf ( simulated_time )
	811	ENDIF
	812
	813	!
[1691]	814	!-- First the vertical fluxes in the surface (constant flux) layer are computed
	815	IF ( constant_flux_layer ) THEN
	816	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
	817	CALL surface_layer_fluxes
	818	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
[1]	819	ENDIF
[1241]	820
[1]	821	!
[1691]	822	!-- If required, solve the energy balance for the surface and run soil
	823	!-- model
	824	IF ( land_surface .AND. simulated_time > skip_time_do_lsm) THEN
	825
	826	CALL cpu_log( log_point(54), 'land_surface', 'start' )
	827	CALL lsm_energy_balance
	828	CALL lsm_soil_model
	829	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
	830	ENDIF
	831	!
[1]	832	!-- Compute the diffusion coefficients
	833	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
[75]	834	IF ( .NOT. humidity ) THEN
[97]	835	IF ( ocean ) THEN
[388]	836	CALL diffusivities( prho, prho_reference )
[97]	837	ELSE
	838	CALL diffusivities( pt, pt_reference )
	839	ENDIF
[1]	840	ELSE
[97]	841	CALL diffusivities( vpt, pt_reference )
[1]	842	ENDIF
	843	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
	844
	845	ENDIF
	846
[1691]	847	!
	848	!-- If required, calculate radiative fluxes and heating rates
	849	IF ( radiation .AND. intermediate_timestep_count &
	850	== intermediate_timestep_count_max .AND. simulated_time > &
	851	skip_time_do_radiation ) THEN
	852
	853	time_radiation = time_radiation + dt_3d
	854
	855	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) &
	856	THEN
	857
	858	CALL cpu_log( log_point(50), 'radiation', 'start' )
	859
	860	IF ( .NOT. force_radiation_call ) THEN
	861	time_radiation = time_radiation - dt_radiation
	862	ENDIF
	863
	864	IF ( radiation_scheme == 'clear-sky' ) THEN
	865	CALL radiation_clearsky
	866	ELSEIF ( radiation_scheme == 'rrtmg' ) THEN
	867	CALL radiation_rrtmg
[1853]	868	ELSE
	869	CALL radiation_constant
[1691]	870	ENDIF
	871
	872	CALL cpu_log( log_point(50), 'radiation', 'stop' )
	873	ENDIF
	874	ENDIF
	875
[1]	876	ENDDO ! Intermediate step loop
	877
	878	!
	879	!-- Increase simulation time and output times
[1111]	880	nr_timesteps_this_run = nr_timesteps_this_run + 1
[291]	881	current_timestep_number = current_timestep_number + 1
	882	simulated_time = simulated_time + dt_3d
	883	simulated_time_chr = time_to_string( simulated_time )
	884	time_since_reference_point = simulated_time - coupling_start_time
	885
[1]	886	IF ( simulated_time >= skip_time_data_output_av ) THEN
	887	time_do_av = time_do_av + dt_3d
	888	ENDIF
	889	IF ( simulated_time >= skip_time_do2d_xy ) THEN
	890	time_do2d_xy = time_do2d_xy + dt_3d
	891	ENDIF
	892	IF ( simulated_time >= skip_time_do2d_xz ) THEN
	893	time_do2d_xz = time_do2d_xz + dt_3d
	894	ENDIF
	895	IF ( simulated_time >= skip_time_do2d_yz ) THEN
	896	time_do2d_yz = time_do2d_yz + dt_3d
	897	ENDIF
	898	IF ( simulated_time >= skip_time_do3d ) THEN
	899	time_do3d = time_do3d + dt_3d
	900	ENDIF
[410]	901	DO mid = 1, masks
	902	IF ( simulated_time >= skip_time_domask(mid) ) THEN
	903	time_domask(mid)= time_domask(mid) + dt_3d
	904	ENDIF
	905	ENDDO
[1]	906	time_dvrp = time_dvrp + dt_3d
	907	IF ( simulated_time >= skip_time_dosp ) THEN
	908	time_dosp = time_dosp + dt_3d
	909	ENDIF
	910	time_dots = time_dots + dt_3d
[849]	911	IF ( .NOT. first_call_lpm ) THEN
[1]	912	time_dopts = time_dopts + dt_3d
	913	ENDIF
	914	IF ( simulated_time >= skip_time_dopr ) THEN
	915	time_dopr = time_dopr + dt_3d
	916	ENDIF
	917	time_dopr_listing = time_dopr_listing + dt_3d
	918	time_run_control = time_run_control + dt_3d
	919
	920	!
[102]	921	!-- Data exchange between coupled models
[291]	922	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled ) THEN
[102]	923	time_coupling = time_coupling + dt_3d
[343]	924
[108]	925	!
	926	!-- In case of model termination initiated by the local model
	927	!-- (terminate_coupled > 0), the coupler must be skipped because it would
	928	!-- cause an MPI intercomminucation hang.
	929	!-- If necessary, the coupler will be called at the beginning of the
	930	!-- next restart run.
	931	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[102]	932	CALL surface_coupler
	933	time_coupling = time_coupling - dt_coupling
	934	ENDDO
	935	ENDIF
	936
	937	!
[46]	938	!-- Execute user-defined actions
	939	CALL user_actions( 'after_integration' )
	940
	941	!
[1]	942	!-- If Galilei transformation is used, determine the distance that the
	943	!-- model has moved so far
	944	IF ( galilei_transformation ) THEN
	945	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
	946	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
	947	ENDIF
	948
	949	!
	950	!-- Check, if restart is necessary (because cpu-time is expiring or
	951	!-- because it is forced by user) and set stop flag
[108]	952	!-- This call is skipped if the remote model has already initiated a restart.
	953	IF ( .NOT. terminate_run ) CALL check_for_restart
[1]	954
	955	!
	956	!-- Carry out statistical analysis and output at the requested output times.
	957	!-- The MOD function is used for calculating the output time counters (like
	958	!-- time_dopr) in order to regard a possible decrease of the output time
	959	!-- interval in case of restart runs
	960
	961	!
	962	!-- Set a flag indicating that so far no statistics have been created
	963	!-- for this time step
	964	flow_statistics_called = .FALSE.
	965
	966	!
	967	!-- If required, call flow_statistics for averaging in time
[1342]	968	IF ( averaging_interval_pr /= 0.0_wp .AND. &
[1]	969	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
	970	simulated_time >= skip_time_dopr ) THEN
	971	time_dopr_av = time_dopr_av + dt_3d
	972	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
	973	do_sum = .TRUE.
	974	time_dopr_av = MOD( time_dopr_av, &
	975	MAX( dt_averaging_input_pr, dt_3d ) )
	976	ENDIF
	977	ENDIF
	978	IF ( do_sum ) CALL flow_statistics
	979
	980	!
[410]	981	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
[1342]	982	IF ( averaging_interval /= 0.0_wp .AND. &
[1]	983	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
	984	simulated_time >= skip_time_data_output_av ) &
	985	THEN
	986	time_do_sla = time_do_sla + dt_3d
	987	IF ( time_do_sla >= dt_averaging_input ) THEN
	988	CALL sum_up_3d_data
	989	average_count_3d = average_count_3d + 1
	990	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
	991	ENDIF
	992	ENDIF
	993
	994	!
	995	!-- Calculate spectra for time averaging
[1342]	996	IF ( averaging_interval_sp /= 0.0_wp .AND. &
[1]	997	( dt_dosp - time_dosp ) <= averaging_interval_sp .AND. &
	998	simulated_time >= skip_time_dosp ) THEN
	999	time_dosp_av = time_dosp_av + dt_3d
	1000	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
	1001	CALL calc_spectra
	1002	time_dosp_av = MOD( time_dosp_av, &
	1003	MAX( dt_averaging_input_pr, dt_3d ) )
	1004	ENDIF
	1005	ENDIF
	1006
	1007	!
	1008	!-- Computation and output of run control parameters.
[1001]	1009	!-- This is also done whenever perturbations have been imposed
[1]	1010	IF ( time_run_control >= dt_run_control .OR. &
[1001]	1011	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
[1]	1012	THEN
	1013	CALL run_control
	1014	IF ( time_run_control >= dt_run_control ) THEN
	1015	time_run_control = MOD( time_run_control, &
	1016	MAX( dt_run_control, dt_3d ) )
	1017	ENDIF
	1018	ENDIF
	1019
	1020	!
	1021	!-- Profile output (ASCII) on file
	1022	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
	1023	CALL print_1d
	1024	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, &
	1025	dt_3d ) )
	1026	ENDIF
	1027
	1028	!
	1029	!-- Graphic output for PROFIL
	1030	IF ( time_dopr >= dt_dopr ) THEN
	1031	IF ( dopr_n /= 0 ) CALL data_output_profiles
	1032	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
[1342]	1033	time_dopr_av = 0.0_wp ! due to averaging (see above)
[1]	1034	ENDIF
	1035
	1036	!
	1037	!-- Graphic output for time series
	1038	IF ( time_dots >= dt_dots ) THEN
[48]	1039	CALL data_output_tseries
[1]	1040	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
	1041	ENDIF
	1042
	1043	!
	1044	!-- Output of spectra (formatted for use with PROFIL), in case of no
	1045	!-- time averaging, spectra has to be calculated before
	1046	IF ( time_dosp >= dt_dosp ) THEN
	1047	IF ( average_count_sp == 0 ) CALL calc_spectra
	1048	CALL data_output_spectra
	1049	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
	1050	ENDIF
	1051
	1052	!
	1053	!-- 2d-data output (cross-sections)
	1054	IF ( time_do2d_xy >= dt_do2d_xy ) THEN
	1055	CALL data_output_2d( 'xy', 0 )
	1056	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
	1057	ENDIF
	1058	IF ( time_do2d_xz >= dt_do2d_xz ) THEN
	1059	CALL data_output_2d( 'xz', 0 )
	1060	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
	1061	ENDIF
	1062	IF ( time_do2d_yz >= dt_do2d_yz ) THEN
	1063	CALL data_output_2d( 'yz', 0 )
	1064	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
	1065	ENDIF
	1066
	1067	!
	1068	!-- 3d-data output (volume data)
	1069	IF ( time_do3d >= dt_do3d ) THEN
	1070	CALL data_output_3d( 0 )
	1071	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
	1072	ENDIF
	1073
	1074	!
[1783]	1075	!-- Masked data output
[410]	1076	DO mid = 1, masks
	1077	IF ( time_domask(mid) >= dt_domask(mid) ) THEN
	1078	CALL data_output_mask( 0 )
	1079	time_domask(mid) = MOD( time_domask(mid), &
	1080	MAX( dt_domask(mid), dt_3d ) )
	1081	ENDIF
	1082	ENDDO
	1083
	1084	!
	1085	!-- Output of time-averaged 2d/3d/masked data
[1]	1086	IF ( time_do_av >= dt_data_output_av ) THEN
	1087	CALL average_3d_data
	1088	CALL data_output_2d( 'xy', 1 )
	1089	CALL data_output_2d( 'xz', 1 )
	1090	CALL data_output_2d( 'yz', 1 )
	1091	CALL data_output_3d( 1 )
[410]	1092	DO mid = 1, masks
	1093	CALL data_output_mask( 1 )
	1094	ENDDO
[1]	1095	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
	1096	ENDIF
	1097
	1098	!
	1099	!-- Output of particle time series
[253]	1100	IF ( particle_advection ) THEN
	1101	IF ( time_dopts >= dt_dopts .OR. &
	1102	( simulated_time >= particle_advection_start .AND. &
[849]	1103	first_call_lpm ) ) THEN
[253]	1104	CALL data_output_ptseries
	1105	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
	1106	ENDIF
[1]	1107	ENDIF
	1108
	1109	!
	1110	!-- Output of dvrp-graphics (isosurface, particles, slicer)
	1111	#if defined( __dvrp_graphics )
	1112	CALL DVRP_LOG_EVENT( -2, current_timestep_number-1 )
	1113	#endif
	1114	IF ( time_dvrp >= dt_dvrp ) THEN
	1115	CALL data_output_dvrp
	1116	time_dvrp = MOD( time_dvrp, MAX( dt_dvrp, dt_3d ) )
	1117	ENDIF
	1118	#if defined( __dvrp_graphics )
	1119	CALL DVRP_LOG_EVENT( 2, current_timestep_number )
	1120	#endif
	1121
	1122	!
	1123	!-- If required, set the heat flux for the next time step at a random value
	1124	IF ( constant_heatflux .AND. random_heatflux ) CALL disturb_heatflux
	1125
	1126	!
	1127	!-- Execute user-defined actions
	1128	CALL user_actions( 'after_timestep' )
	1129
[1402]	1130	!
	1131	!-- Output elapsed simulated time in form of a progress bar on stdout
	1132	IF ( myid == 0 ) CALL output_progress_bar
	1133
[1]	1134	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
	1135
[667]	1136
[1]	1137	ENDDO ! time loop
	1138
[1402]	1139	IF ( myid == 0 ) CALL finish_progress_bar
	1140
[1]	1141	#if defined( __dvrp_graphics )
	1142	CALL DVRP_LOG_EVENT( -2, current_timestep_number )
	1143	#endif
	1144
[1402]	1145	CALL location_message( 'finished time-stepping', .TRUE. )
[1384]	1146
[1]	1147	END SUBROUTINE time_integration

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