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source: palm/trunk/SOURCE/time_integration.f90 @ 4500

Last change on this file since 4500 was 4472, checked in by Giersch, 5 years ago
Profile output of the Kolmogorov length scale added
Property svn:keywords set to `Id`
File size: 72.9 KB

Rev	Line
[1682]	1	!> @file time_integration.f90
[2000]	2	!------------------------------------------------------------------------------!
[2696]	3	! This file is part of the PALM model system.
[1036]	4	!
[2000]	5	! PALM is free software: you can redistribute it and/or modify it under the
	6	! terms of the GNU General Public License as published by the Free Software
	7	! Foundation, either version 3 of the License, or (at your option) any later
	8	! version.
[1036]	9	!
	10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	13	!
	14	! You should have received a copy of the GNU General Public License along with
	15	! PALM. If not, see <http://www.gnu.org/licenses/>.
	16	!
[4360]	17	! Copyright 1997-2020 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[484]	20	! Current revisions:
[1092]	21	! ------------------
[4472]	22	!
	23	!
[1366]	24	! Former revisions:
	25	! -----------------
	26	! $Id: time_integration.f90 4472 2020-03-24 12:21:00Z suehring $
[4472]	27	! OPENACC COPYIN directive for ddx and ddy added
	28	!
	29	! 4466 2020-03-20 16:14:41Z suehring
[4466]	30	! Add advection fluxes to ACC copyin
	31	!
	32	! 4457 2020-03-11 14:20:43Z raasch
[4457]	33	! use statement for exchange horiz added
[4466]	34	!
[4457]	35	! 4444 2020-03-05 15:59:50Z raasch
[4444]	36	! bugfix: cpp-directives for serial mode added
[4466]	37	!
[4444]	38	! 4420 2020-02-24 14:13:56Z maronga
[4420]	39	! Added output control for wind turbine model
[4466]	40	!
[4420]	41	! 4403 2020-02-12 13:08:46Z banzhafs
[4403]	42	! Allowing both existing and on-demand emission read modes
	43	!
	44	! 4360 2020-01-07 11:25:50Z suehring
[4356]	45	! Bugfix, hour_call_emis uninitialized at first call of time_integration
[4466]	46	!
[4356]	47	! 4346 2019-12-18 11:55:56Z motisi
[4346]	48	! Introduction of wall_flags_total_0, which currently sets bits based on static
	49	! topography information used in wall_flags_static_0
[4466]	50	!
[4346]	51	! 4329 2019-12-10 15:46:36Z motisi
[4329]	52	! Renamed wall_flags_0 to wall_flags_static_0
[4466]	53	!
[4329]	54	! 4281 2019-10-29 15:15:39Z schwenkel
[4281]	55	! Moved boundary conditions to module interface
[4466]	56	!
[4281]	57	! 4276 2019-10-28 16:03:29Z schwenkel
[4276]	58	! Further modularization of lpm code components
[4466]	59	!
[4276]	60	! 4275 2019-10-28 15:34:55Z schwenkel
[4275]	61	! Move call oft lpm to the end of intermediate timestep loop
[4276]	62	!
[4275]	63	! 4268 2019-10-17 11:29:38Z schwenkel
[4268]	64	! Removing module specific boundary conditions an put them into their modules
[4276]	65	!
[4268]	66	! 4227 2019-09-10 18:04:34Z gronemeier
[4227]	67	! implement new palm_date_time_mod
[4466]	68	!
[4227]	69	! 4226 2019-09-10 17:03:24Z suehring
[4226]	70	! Changes in interface for the offline nesting
[4466]	71	!
[4226]	72	! 4182 2019-08-22 15:20:23Z scharf
[4182]	73	! Corrected "Former revisions" section
[4466]	74	!
[4182]	75	! 4170 2019-08-19 17:12:31Z gronemeier
[4170]	76	! copy diss, diss_p, tdiss_m to GPU
[4466]	77	!
[4170]	78	! 4144 2019-08-06 09:11:47Z raasch
[4144]	79	! relational operators .EQ., .NE., etc. replaced by ==, /=, etc.
[4466]	80	!
[4144]	81	! 4126 2019-07-30 11:09:11Z gronemeier
[4126]	82	! renamed routine to calculate uv exposure
[4466]	83	!
[4126]	84	! 4111 2019-07-22 18:16:57Z suehring
[4111]	85	! advc_flags_1 / advc_flags_2 renamed to advc_flags_m / advc_flags_s
[4466]	86	!
[4111]	87	! 4069 2019-07-01 14:05:51Z Giersch
[4466]	88	! Masked output running index mid has been introduced as a local variable to
[4069]	89	! avoid runtime error (Loop variable has been modified) in time_integration
[4466]	90	!
[4069]	91	! 4064 2019-07-01 05:33:33Z gronemeier
[4064]	92	! Moved call to radiation module out of intermediate time loop
[4466]	93	!
[4064]	94	! 4048 2019-06-21 21:00:21Z knoop
[4048]	95	! Moved production_e_init call into turbulence_closure_mod
[4466]	96	!
[4048]	97	! 4047 2019-06-21 18:58:09Z knoop
[4047]	98	! Added remainings of swap_timelevel upon its dissolution
[4466]	99	!
[4047]	100	! 4043 2019-06-18 16:59:00Z schwenkel
[4043]	101	! Further LPM modularization
	102	!
	103	! 4039 2019-06-18 10:32:41Z suehring
[4039]	104	! Rename subroutines in module for diagnostic quantities
[4466]	105	!
[4039]	106	! 4029 2019-06-14 14:04:35Z raasch
[4029]	107	! exchange of ghost points and boundary conditions separated for chemical species and SALSA module,
	108	! bugfix: decycling of chemistry species after nesting data transfer
[4466]	109	!
[4029]	110	! 4022 2019-06-12 11:52:39Z suehring
[4022]	111	! Call synthetic turbulence generator at last RK3 substep right after boundary
[4466]	112	! conditions are updated in offline nesting in order to assure that
	113	! perturbations are always imposed
	114	!
[4022]	115	! 4017 2019-06-06 12:16:46Z schwenkel
[4010]	116	! Mass (volume) flux correction included to ensure global mass conservation for child domains.
[4466]	117	!
[4010]	118	! 3994 2019-05-22 18:08:09Z suehring
[3994]	119	! output of turbulence intensity added
[4466]	120	!
[3994]	121	! 3988 2019-05-22 11:32:37Z kanani
[3988]	122	! Implement steerable output interval for virtual measurements
[4466]	123	!
[3988]	124	! 3968 2019-05-13 11:04:01Z suehring
[3968]	125	! replace nspec_out with n_matched_vars
[4466]	126	!
[3968]	127	! 3929 2019-04-24 12:52:08Z banzhafs
[3929]	128	! Reverse changes back from revision 3878: use chem_boundary_conds instead of
	129	! chem_boundary_conds_decycle
[4466]	130	!
	131	!
[3929]	132	! 3885 2019-04-11 11:29:34Z kanani
[4466]	133	! Changes related to global restructuring of location messages and introduction
[3885]	134	! of additional debug messages
[3929]	135	!
[3885]	136	! 3879 2019-04-08 20:25:23Z knoop
[3875]	137	! Moved wtm_forces to module_interface_actions
[4466]	138	!
[3875]	139	! 3872 2019-04-08 15:03:06Z knoop
[3864]	140	! Modifications made for salsa:
	141	! - Call salsa_emission_update at each time step but do the checks within
	142	! salsa_emission_update (i.e. skip_time_do_salsa >= time_since_reference_point
	143	! and next_aero_emission_update <= time_since_reference_point ).
[4466]	144	! - Renamed nbins --> nbins_aerosol, ncc_tot --> ncomponents_mass and
[3864]	145	! ngast --> ngases_salsa and loop indices b, c and sg to ib, ic and ig
	146	! - Apply nesting for salsa variables
	147	! - Removed cpu_log calls speciffic for salsa.
[4466]	148	!
[3864]	149	! 3833 2019-03-28 15:04:04Z forkel
[3879]	150	! added USE chem_gasphase_mod, replaced nspec by nspec since fixed compounds are not integrated
[4466]	151	!
[3833]	152	! 3820 2019-03-27 11:53:41Z forkel
[3820]	153	! renamed do_emiss to emissions_anthropogenic (ecc)
[4466]	154	!
	155	!
[3820]	156	! 3774 2019-03-04 10:52:49Z moh.hefny
[3774]	157	! rephrase if statement to avoid unallocated array in case of
	158	! nesting_offline is false (crashing during debug mode)
	159	!
	160	! 3761 2019-02-25 15:31:42Z raasch $
[3761]	161	! module section re-formatted and openacc required variables moved to separate section,
	162	! re-formatting to 100 char line width
[4466]	163	!
[3761]	164	! 3745 2019-02-15 18:57:56Z suehring
[3745]	165	! Call indoor model after first timestep
[4466]	166	!
[3745]	167	! 3744 2019-02-15 18:38:58Z suehring
[3742]	168	! - Moved call of bio_calculate_thermal_index_maps from biometeorology module to
	169	! time_integration to make sure averaged input is updated before calculating.
[4466]	170	!
[3742]	171	! 3739 2019-02-13 08:05:17Z dom_dwd_user
[3739]	172	! Removed everything related to "time_bio_results" as this is never used.
[4466]	173	!
[3739]	174	! 3724 2019-02-06 16:28:23Z kanani
[4466]	175	! Correct double-used log_point_s unit
	176	!
[3724]	177	! 3719 2019-02-06 13:10:18Z kanani
[3719]	178	! - removed wind_turbine cpu measurement, since same time is measured inside
	179	! wtm_forces subroutine as special measures
	180	! - moved the numerous vnest cpulog to special measures
	181	! - extended radiation cpulog over entire radiation part,
	182	! moved radiation_interactions cpulog to special measures
	183	! - moved some cpu_log calls to this routine for better overview
[4466]	184	!
[3719]	185	! 3705 2019-01-29 19:56:39Z suehring
[3705]	186	! Data output for virtual measurements added
[4466]	187	!
[3705]	188	! 3704 2019-01-29 19:51:41Z suehring
[3648]	189	! Rename subroutines for surface-data output
[4466]	190	!
[3648]	191	! 3647 2019-01-02 14:10:44Z kanani
[3647]	192	! Bugfix: add time_since_reference_point to IF clause for data_output calls
	193	! (otherwise skip_time_* values don't come into affect with dt_do* = 0.0).
	194	! Clean up indoor_model and biometeorology model call.
[3569]	195	!
[4182]	196	! Revision 1.1 1997/08/11 06:19:04 raasch
	197	! Initial revision
	198	!
	199	!
[1]	200	! Description:
	201	! ------------
[1682]	202	!> Integration in time of the model equations, statistical analysis and graphic
	203	!> output
[1]	204	!------------------------------------------------------------------------------!
[1682]	205	SUBROUTINE time_integration
[1]	206
[4466]	207
[3761]	208	USE advec_ws, &
[1320]	209	ONLY: ws_statistics
	210
[3761]	211	USE arrays_3d, &
[4444]	212	ONLY: diss, diss_p, dzu, e_p, nc_p, nr_p, prho, pt, pt_p, pt_init, q, qc_p, qr_p, q_init, &
	213	q_p, ref_state, rho_ocean, sa_p, s_p, tend, u, u_p, v, vpt, v_p, w_p
[1320]	214
[4444]	215	#if defined( __parallel ) && ! defined( _OPENACC )
	216	USE arrays_3d, &
	217	ONLY: e, nc, nr, qc, qr, s, w
	218	#endif
	219
[3761]	220	USE biometeorology_mod, &
[4126]	221	ONLY: bio_calculate_thermal_index_maps, thermal_comfort, bio_calculate_uv_exposure, &
	222	uv_exposure
[3448]	223
[3761]	224	USE bulk_cloud_model_mod, &
	225	ONLY: bulk_cloud_model, calc_liquid_water_content, collision_turbulence, &
	226	microphysics_morrison, microphysics_seifert
[3294]	227
[3761]	228	USE calc_mean_profile_mod, &
[1320]	229	ONLY: calc_mean_profile
	230
[3761]	231	USE chem_emissions_mod, &
[4403]	232	ONLY: chem_emissions_setup, chem_emissions_update_on_demand
[2696]	233
[3833]	234	USE chem_gasphase_mod, &
[3929]	235	ONLY: nvar
[3833]	236
[3761]	237	USE chem_modules, &
[4444]	238	ONLY: bc_cs_t_val, chem_species, emissions_anthropogenic, emiss_read_legacy_mode, &
[4403]	239	n_matched_vars
[2696]	240
[4444]	241	#if defined( __parallel )
	242	USE chem_modules, &
	243	ONLY: cs_name
	244	#endif
	245
[3761]	246	USE chemistry_model_mod, &
[3929]	247	ONLY: chem_boundary_conds
[3298]	248
[3761]	249	USE control_parameters, &
	250	ONLY: advected_distance_x, advected_distance_y, air_chemistry, average_count_3d, &
	251	averaging_interval, averaging_interval_pr, bc_lr_cyc, bc_ns_cyc, bc_pt_t_val, &
	252	bc_q_t_val, biometeorology, call_psolver_at_all_substeps, child_domain, &
[4276]	253	constant_flux_layer, constant_heatflux, create_disturbances, &
[3761]	254	dopr_n, constant_diffusion, coupling_mode, coupling_start_time, &
	255	current_timestep_number, disturbance_created, disturbance_energy_limit, dist_range, &
	256	do_sum, dt_3d, dt_averaging_input, dt_averaging_input_pr, dt_coupling, &
	257	dt_data_output_av, dt_disturb, dt_do2d_xy, dt_do2d_xz, dt_do2d_yz, dt_do3d, &
[4017]	258	dt_domask,dt_dopts, dt_dopr, dt_dopr_listing, dt_dots, dt_run_control, &
[3761]	259	end_time, first_call_lpm, first_call_mas, galilei_transformation, humidity, &
	260	indoor_model, intermediate_timestep_count, intermediate_timestep_count_max, &
	261	land_surface, large_scale_forcing, loop_optimization, lsf_surf, lsf_vert, masks, &
[4069]	262	multi_agent_system_end, multi_agent_system_start, nesting_offline, neutral, &
[3761]	263	nr_timesteps_this_run, nudging, ocean_mode, passive_scalar, pt_reference, &
[4444]	264	pt_slope_offset, random_heatflux, rans_tke_e, run_coupled, salsa, &
[3761]	265	simulated_time, simulated_time_chr, skip_time_do2d_xy, skip_time_do2d_xz, &
	266	skip_time_do2d_yz, skip_time_do3d, skip_time_domask, skip_time_dopr, &
	267	skip_time_data_output_av, sloping_surface, stop_dt, surface_output, &
	268	terminate_coupled, terminate_run, timestep_scheme, time_coupling, time_do2d_xy, &
	269	time_do2d_xz, time_do2d_yz, time_do3d, time_domask, time_dopr, time_dopr_av, &
	270	time_dopr_listing, time_dopts, time_dosp, time_dosp_av, time_dots, time_do_av, &
[4017]	271	time_do_sla, time_disturb, time_run_control, time_since_reference_point, &
[3761]	272	turbulent_inflow, turbulent_outflow, urban_surface, &
	273	use_initial_profile_as_reference, use_single_reference_value, u_gtrans, v_gtrans, &
[4047]	274	virtual_flight, virtual_measurement, ws_scheme_mom, ws_scheme_sca, timestep_count
[1320]	275
[4444]	276	#if defined( __parallel )
	277	USE control_parameters, &
	278	ONLY: rans_mode
	279	#endif
	280
[3761]	281	USE cpulog, &
[1320]	282	ONLY: cpu_log, log_point, log_point_s
	283
[3994]	284	USE diagnostic_output_quantities_mod, &
[4039]	285	ONLY: doq_calculate, &
[3994]	286	timestep_number_at_prev_calc
	287
[4457]	288	USE exchange_horiz_mod, &
	289	ONLY: exchange_horiz
	290
[3761]	291	USE flight_mod, &
[1957]	292	ONLY: flight_measurement
	293
[4472]	294	USE grid_variables, &
	295	ONLY: ddx, ddy
	296
[3761]	297	USE indices, &
	298	ONLY: nbgp, nx, nxl, nxlg, nxr, nxrg, nzb, nzt
[1320]	299
[3761]	300	USE indoor_model_mod, &
	301	ONLY: dt_indoor, im_main_heatcool, time_indoor
[3469]	302
[1918]	303	USE interfaces
	304
[1320]	305	USE kinds
	306
[3761]	307	USE land_surface_model_mod, &
	308	ONLY: lsm_boundary_condition, lsm_energy_balance, lsm_soil_model, skip_time_do_lsm
[1496]	309
[4017]	310	USE lagrangian_particle_model_mod, &
[4276]	311	ONLY: lpm_data_output_ptseries
[3761]	312
	313	USE lsf_nudging_mod, &
[3347]	314	ONLY: calc_tnudge, ls_forcing_surf, ls_forcing_vert, nudge_ref
[1320]	315
[3761]	316	USE module_interface, &
[4268]	317	ONLY: module_interface_actions, module_interface_swap_timelevel, &
	318	module_interface_boundary_conditions
[3684]	319
[3761]	320	USE multi_agent_system_mod, &
[3198]	321	ONLY: agents_active, multi_agent_system
[3448]	322
[3761]	323	USE nesting_offl_mod, &
[4226]	324	ONLY: nesting_offl_bc, &
	325	nesting_offl_geostrophic_wind, &
	326	nesting_offl_input, &
	327	nesting_offl_interpolation_factor, &
	328	nesting_offl_mass_conservation
[3864]	329
[3761]	330	USE netcdf_data_input_mod, &
[4226]	331	ONLY: chem_emis, chem_emis_att
[3298]	332
[3761]	333	USE ocean_mod, &
[3294]	334	ONLY: prho_reference
	335
[4227]	336	USE palm_date_time_mod, &
	337	ONLY: get_date_time
	338
[3761]	339	USE particle_attributes, &
	340	ONLY: particle_advection, particle_advection_start, use_sgs_for_particles, wang_kernel
[1320]	341
[1]	342	USE pegrid
	343
[4444]	344	#if defined( __parallel )
[3761]	345	USE pmc_interface, &
[4010]	346	ONLY: nested_run, nesting_mode, pmci_boundary_conds, pmci_datatrans, pmci_synchronize, &
[4047]	347	pmci_ensure_nest_mass_conservation, pmci_ensure_nest_mass_conservation_vertical, &
	348	pmci_set_swaplevel
[4444]	349	#endif
[1762]	350
[3761]	351	USE progress_bar, &
[1402]	352	ONLY: finish_progress_bar, output_progress_bar
	353
[3761]	354	USE prognostic_equations_mod, &
[2118]	355	ONLY: prognostic_equations_cache, prognostic_equations_vector
[1320]	356
[3761]	357	USE radiation_model_mod, &
	358	ONLY: dt_radiation, force_radiation_call, radiation, radiation_control, &
	359	radiation_interaction, radiation_interactions, skip_time_do_radiation, time_radiation
[3864]	360
[3761]	361	USE salsa_mod, &
[3864]	362	ONLY: aerosol_number, aerosol_mass, bc_am_t_val, bc_an_t_val, bc_gt_t_val, &
	363	nbins_aerosol, ncomponents_mass, ngases_salsa, salsa_boundary_conds, &
	364	salsa_emission_update, salsa_gas, salsa_gases_from_chem, skip_time_do_salsa
[1496]	365
[3761]	366	USE spectra_mod, &
	367	ONLY: average_count_sp, averaging_interval_sp, calc_spectra, dt_dosp, skip_time_dosp
[1786]	368
[3761]	369	USE statistics, &
	370	ONLY: flow_statistics_called, hom, pr_palm, sums_ls_l
[1320]	371
[3761]	372
	373	USE surface_layer_fluxes_mod, &
[1691]	374	ONLY: surface_layer_fluxes
	375
[3761]	376	USE surface_data_output_mod, &
	377	ONLY: average_count_surf, averaging_interval_surf, dt_dosurf, dt_dosurf_av, &
	378	surface_data_output, surface_data_output_averaging, skip_time_dosurf, &
[3648]	379	skip_time_dosurf_av, time_dosurf, time_dosurf_av
[2232]	380
[3761]	381	USE surface_mod, &
	382	ONLY: surf_def_h, surf_lsm_h, surf_usm_h
	383
	384	USE synthetic_turbulence_generator_mod, &
	385	ONLY: dt_stg_call, dt_stg_adjust, parametrize_inflow_turbulence, stg_adjust, stg_main, &
	386	time_stg_adjust, time_stg_call, use_syn_turb_gen
	387
	388	USE turbulence_closure_mod, &
[4048]	389	ONLY: tcm_diffusivities
[2696]	390
[3761]	391	USE urban_surface_mod, &
	392	ONLY: usm_boundary_condition, usm_material_heat_model, usm_material_model, &
[3597]	393	usm_surface_energy_balance, usm_green_heat_model
[2007]	394
[3761]	395	USE vertical_nesting_mod, &
[4444]	396	ONLY: vnested, vnest_init
[3864]	397
[4444]	398	#if defined( __parallel )
	399	USE vertical_nesting_mod, &
	400	ONLY: vnest_anterpolate, vnest_anterpolate_e, vnest_boundary_conds, &
	401	vnest_boundary_conds_khkm, vnest_deallocate, vnest_init_fine, vnest_start_time
	402	#endif
	403
[3761]	404	USE virtual_measurement_mod, &
[3988]	405	ONLY: dt_virtual_measurement, &
	406	time_virtual_measurement, &
	407	vm_data_output, &
	408	vm_sampling, &
	409	vm_time_start
[2259]	410
[4466]	411
[4420]	412	USE wind_turbine_model_mod, &
	413	ONLY: dt_data_output_wtm, time_wtm, wind_turbine, wtm_data_output
[1914]	414
[3761]	415	#if defined( _OPENACC )
[4444]	416	USE arrays_3d, &
[4466]	417	ONLY: d, dd2zu, ddzu, ddzw, &
	418	diss_l_u, &
	419	diss_l_v, &
	420	diss_l_w, &
	421	diss_s_u, &
	422	diss_s_v, &
	423	diss_s_w, &
	424	drho_air, drho_air_zw, dzw, e, &
	425	flux_l_u, &
	426	flux_l_v, &
	427	flux_l_w, &
	428	flux_s_u, &
	429	flux_s_v, &
	430	flux_s_w, &
	431	heatflux_output_conversion, &
[4444]	432	kh, km, momentumflux_output_conversion, nc, nr, p, ptdf_x, ptdf_y, qc, qr, rdf, &
	433	rdf_sc, rho_air, rho_air_zw, s, tdiss_m, te_m, tpt_m, tu_m, tv_m, tw_m, ug, u_init, &
	434	u_stokes_zu, vg, v_init, v_stokes_zu, w, zu
[2365]	435
[3761]	436	USE control_parameters, &
	437	ONLY: tsc
	438
	439	USE indices, &
[4346]	440	ONLY: advc_flags_m, advc_flags_s, nyn, nyng, nys, nysg, nz, nzb_max, wall_flags_total_0
[3761]	441
	442	USE statistics, &
	443	ONLY: rmask, statistic_regions, sums_l, sums_l_l, sums_us2_ws_l, &
	444	sums_wsus_ws_l, sums_vs2_ws_l, sums_wsvs_ws_l, sums_ws2_ws_l, sums_wspts_ws_l, &
	445	sums_wsqs_ws_l, sums_wssas_ws_l, sums_wsqcs_ws_l, sums_wsqrs_ws_l, sums_wsncs_ws_l, &
[3872]	446	sums_wsnrs_ws_l, sums_wsss_ws_l, weight_substep, sums_salsa_ws_l
[3761]	447
	448	USE surface_mod, &
	449	ONLY: bc_h, enter_surface_arrays, exit_surface_arrays
	450	#endif
	451
	452
[1]	453	IMPLICIT NONE
	454
[3298]	455	CHARACTER (LEN=9) :: time_to_string !<
[3864]	456
[4356]	457	INTEGER(iwp) :: hour !< hour of current time
	458	INTEGER(iwp) :: hour_call_emis = -1 !< last hour where emission was called
	459	INTEGER(iwp) :: ib !< index for aerosol size bins
	460	INTEGER(iwp) :: ic !< index for aerosol mass bins
	461	INTEGER(iwp) :: icc !< additional index for aerosol mass bins
	462	INTEGER(iwp) :: ig !< index for salsa gases
	463	INTEGER(iwp) :: lsp !<
[4444]	464	INTEGER(iwp) :: mid !< masked output running index
	465	#if defined( __parallel )
[4356]	466	INTEGER(iwp) :: lsp_usr !<
	467	INTEGER(iwp) :: n !< loop counter for chemistry species
[4444]	468	#endif
[3014]	469
[1918]	470	REAL(wp) :: dt_3d_old !< temporary storage of timestep to be used for
	471	!< steering of run control output interval
[3241]	472	REAL(wp) :: time_since_reference_point_save !< original value of
	473	!< time_since_reference_point
	474
[3634]	475
[3761]	476	!
	477	!-- Copy data from arrays_3d
[4466]	478	!$ACC DATA &
[3634]	479	!$ACC COPY(d(nzb+1:nzt,nys:nyn,nxl:nxr)) &
[4170]	480	!$ACC COPY(diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	481	!$ACC COPY(e(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	482	!$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	483	!$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	484	!$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	485	!$ACC COPY(kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	486	!$ACC COPY(km(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	487	!$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	488	!$ACC COPY(pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	489
	490	!$ACC DATA &
[4466]	491	!$ACC COPYIN(diss_l_u(0:nz+1,nys:nyn,0), flux_l_u(0:nz+1,nys:nyn,0)) &
	492	!$ACC COPYIN(diss_l_v(0:nz+1,nys:nyn,0), flux_l_v(0:nz+1,nys:nyn,0)) &
	493	!$ACC COPYIN(diss_l_w(0:nz+1,nys:nyn,0), flux_l_w(0:nz+1,nys:nyn,0)) &
	494	!$ACC COPYIN(diss_s_u(0:nz+1,0), flux_s_u(0:nz+1,0)) &
	495	!$ACC COPYIN(diss_s_v(0:nz+1,0), flux_s_v(0:nz+1,0)) &
	496	!$ACC COPYIN(diss_s_w(0:nz+1,0), flux_s_w(0:nz+1,0)) &
[4170]	497	!$ACC COPY(diss_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	498	!$ACC COPY(e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	499	!$ACC COPY(u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	500	!$ACC COPY(v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	501	!$ACC COPY(w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	502	!$ACC COPY(pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	503	!$ACC COPY(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4170]	504	!$ACC COPY(tdiss_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[3634]	505	!$ACC COPY(te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	506	!$ACC COPY(tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	507	!$ACC COPY(tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	508	!$ACC COPY(tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	509	!$ACC COPY(tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
	510
	511	!$ACC DATA &
	512	!$ACC COPYIN(rho_air(nzb:nzt+1), drho_air(nzb:nzt+1)) &
	513	!$ACC COPYIN(rho_air_zw(nzb:nzt+1), drho_air_zw(nzb:nzt+1)) &
	514	!$ACC COPYIN(zu(nzb:nzt+1)) &
	515	!$ACC COPYIN(dzu(1:nzt+1), dzw(1:nzt+1)) &
	516	!$ACC COPYIN(ddzu(1:nzt+1), dd2zu(1:nzt)) &
	517	!$ACC COPYIN(ddzw(1:nzt+1)) &
[3658]	518	!$ACC COPYIN(heatflux_output_conversion(nzb:nzt+1)) &
	519	!$ACC COPYIN(momentumflux_output_conversion(nzb:nzt+1)) &
[3634]	520	!$ACC COPYIN(rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt)) &
	521	!$ACC COPYIN(ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng)) &
	522	!$ACC COPYIN(ref_state(0:nz+1)) &
	523	!$ACC COPYIN(u_init(0:nz+1), v_init(0:nz+1)) &
	524	!$ACC COPYIN(u_stokes_zu(nzb:nzt+1), v_stokes_zu(nzb:nzt+1)) &
	525	!$ACC COPYIN(pt_init(0:nz+1)) &
	526	!$ACC COPYIN(ug(0:nz+1), vg(0:nz+1))
	527
[3761]	528	!
	529	!-- Copy data from control_parameters
[3634]	530	!$ACC DATA &
	531	!$ACC COPYIN(tsc(1:5))
	532
[3761]	533	!
[4472]	534	!-- Copy data from grid_variables
	535	!$ACC DATA &
	536	!$ACC COPYIN(ddx, ddy)
	537
	538	!
[3761]	539	!-- Copy data from indices
[3634]	540	!$ACC DATA &
[4111]	541	!$ACC COPYIN(advc_flags_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
	542	!$ACC COPYIN(advc_flags_s(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) &
[4346]	543	!$ACC COPYIN(wall_flags_total_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg))
[3634]	544
[3761]	545	!
	546	!-- Copy data from surface_mod
[3634]	547	!$ACC DATA &
	548	!$ACC COPYIN(bc_h(0:1)) &
	549	!$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) &
	550	!$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) &
	551	!$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) &
	552	!$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) &
	553	!$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) &
	554	!$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns))
	555
[3761]	556	!
	557	!-- Copy data from statistics
[3634]	558	!$ACC DATA &
[3658]	559	!$ACC COPYIN(hom(0:nz+1,1:2,1:4,0)) &
[3634]	560	!$ACC COPYIN(rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions)) &
	561	!$ACC COPYIN(weight_substep(1:intermediate_timestep_count_max)) &
[3658]	562	!$ACC COPY(sums_l(nzb:nzt+1,1:pr_palm,0)) &
[3634]	563	!$ACC COPY(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	564	!$ACC COPY(sums_us2_ws_l(nzb:nzt+1,0)) &
	565	!$ACC COPY(sums_wsus_ws_l(nzb:nzt+1,0)) &
	566	!$ACC COPY(sums_vs2_ws_l(nzb:nzt+1,0)) &
	567	!$ACC COPY(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	568	!$ACC COPY(sums_ws2_ws_l(nzb:nzt+1,0)) &
	569	!$ACC COPY(sums_wspts_ws_l(nzb:nzt+1,0)) &
	570	!$ACC COPY(sums_wssas_ws_l(nzb:nzt+1,0)) &
	571	!$ACC COPY(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	572	!$ACC COPY(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
	573	!$ACC COPY(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	574	!$ACC COPY(sums_wsncs_ws_l(nzb:nzt+1,0)) &
	575	!$ACC COPY(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	576	!$ACC COPY(sums_wsss_ws_l(nzb:nzt+1,0)) &
	577	!$ACC COPY(sums_salsa_ws_l(nzb:nzt+1,0))
	578
[4472]	579	!
	580	!-- Next statement is to avoid compiler warnings about unused variables. Please
	581	!-- remove in case that you are using them. ddx and ddy need to be defined in
	582	!-- time_integration because of ACC COPYIN directive.
	583	ddx = ddx
	584	ddy = ddy
	585
[3761]	586	#if defined( _OPENACC )
[3658]	587	CALL enter_surface_arrays
	588	#endif
	589
[1]	590	!
[1918]	591	!-- At beginning determine the first time step
	592	CALL timestep
[4444]	593
	594	#if defined( __parallel )
[1764]	595	!
	596	!-- Synchronize the timestep in case of nested run.
	597	IF ( nested_run ) THEN
[1878]	598	!
	599	!-- Synchronization by unifying the time step.
	600	!-- Global minimum of all time-steps is used for all.
	601	CALL pmci_synchronize
[1764]	602	ENDIF
[4444]	603	#endif
[1764]	604
[1918]	605	!
	606	!-- Determine and print out the run control quantities before the first time
	607	!-- step of this run. For the initial run, some statistics (e.g. divergence)
[3004]	608	!-- need to be determined first --> CALL flow_statistics at the beginning of
	609	!-- run_control
[1]	610	CALL run_control
[108]	611	!
[4466]	612	!-- Data exchange between coupled models in case that a call has been omitted
[108]	613	!-- at the end of the previous run of a job chain.
[3761]	614	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled .AND. .NOT. vnested ) THEN
[108]	615	!
[4466]	616	!-- In case of model termination initiated by the local model the coupler
	617	!-- must not be called because this would again cause an MPI hang.
[1918]	618	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[108]	619	CALL surface_coupler
	620	time_coupling = time_coupling - dt_coupling
	621	ENDDO
[3761]	622	IF (time_coupling == 0.0_wp .AND. time_since_reference_point < dt_coupling ) THEN
[348]	623	time_coupling = time_since_reference_point
	624	ENDIF
[108]	625	ENDIF
	626
[3885]	627	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'start' )
[3761]	628
[1]	629	!
	630	!-- Start of the time loop
[3761]	631	DO WHILE ( simulated_time < end_time .AND. .NOT. stop_dt .AND. .NOT. terminate_run )
[1]	632
	633	CALL cpu_log( log_point_s(10), 'timesteps', 'start' )
[4444]	634
	635	#if defined( __parallel )
[1]	636	!
[2365]	637	!-- Vertical nesting: initialize fine grid
	638	IF ( vnested ) THEN
	639	IF ( .NOT. vnest_init .AND. simulated_time >= vnest_start_time ) THEN
[3719]	640	CALL cpu_log( log_point_s(22), 'vnest_init', 'start' )
[2365]	641	CALL vnest_init_fine
	642	vnest_init = .TRUE.
[3719]	643	CALL cpu_log( log_point_s(22), 'vnest_init', 'stop' )
[2365]	644	ENDIF
	645	ENDIF
[4444]	646	#endif
	647
[2365]	648	!
[4466]	649	!-- Determine ug, vg and w_subs in dependence on data from external file
[1241]	650	!-- LSF_DATA
[1365]	651	IF ( large_scale_forcing .AND. lsf_vert ) THEN
[1241]	652	CALL ls_forcing_vert ( simulated_time )
[1365]	653	sums_ls_l = 0.0_wp
[1241]	654	ENDIF
	655
	656	!
[4466]	657	!-- Set pt_init and q_init to the current profiles taken from
	658	!-- NUDGING_DATA
[1380]	659	IF ( nudging ) THEN
	660	CALL nudge_ref ( simulated_time )
	661	!
	662	!-- Store temperature gradient at the top boundary for possible Neumann
	663	!-- boundary condition
	664	bc_pt_t_val = ( pt_init(nzt+1) - pt_init(nzt) ) / dzu(nzt+1)
	665	bc_q_t_val = ( q_init(nzt+1) - q_init(nzt) ) / dzu(nzt+1)
[3298]	666	IF ( air_chemistry ) THEN
[3929]	667	DO lsp = 1, nvar
	668	bc_cs_t_val = ( chem_species(lsp)%conc_pr_init(nzt+1) &
	669	- chem_species(lsp)%conc_pr_init(nzt) ) &
[3298]	670	/ dzu(nzt+1)
	671	ENDDO
	672	ENDIF
[3864]	673	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	674	DO ib = 1, nbins_aerosol
	675	bc_an_t_val = ( aerosol_number(ib)%init(nzt+1) - aerosol_number(ib)%init(nzt) ) / &
	676	dzu(nzt+1)
	677	DO ic = 1, ncomponents_mass
	678	icc = ( ic - 1 ) * nbins_aerosol + ib
	679	bc_am_t_val = ( aerosol_mass(icc)%init(nzt+1) - aerosol_mass(icc)%init(nzt) ) /&
	680	dzu(nzt+1)
	681	ENDDO
	682	ENDDO
	683	IF ( .NOT. salsa_gases_from_chem ) THEN
	684	DO ig = 1, ngases_salsa
	685	bc_gt_t_val = ( salsa_gas(ig)%init(nzt+1) - salsa_gas(ig)%init(nzt) ) / &
	686	dzu(nzt+1)
	687	ENDDO
	688	ENDIF
	689	ENDIF
[1380]	690	ENDIF
[2696]	691	!
[4466]	692	!-- Input of boundary data.
[4226]	693	IF ( nesting_offline ) CALL nesting_offl_input
[1380]	694	!
[4276]	695	!-- Execute all other module actions routines
[3684]	696	CALL module_interface_actions( 'before_timestep' )
[4466]	697
[1]	698	!-- Start of intermediate step loop
	699	intermediate_timestep_count = 0
[3761]	700	DO WHILE ( intermediate_timestep_count < intermediate_timestep_count_max )
[1]	701
	702	intermediate_timestep_count = intermediate_timestep_count + 1
	703
	704	!
	705	!-- Set the steering factors for the prognostic equations which depend
	706	!-- on the timestep scheme
	707	CALL timestep_scheme_steering
	708
	709	!
[1128]	710	!-- Calculate those variables needed in the tendency terms which need
	711	!-- global communication
[3761]	712	IF ( .NOT. use_single_reference_value .AND. .NOT. use_initial_profile_as_reference ) &
	713	THEN
[1179]	714	!
	715	!-- Horizontally averaged profiles to be used as reference state in
	716	!-- buoyancy terms (WARNING: only the respective last call of
	717	!-- calc_mean_profile defines the reference state!)
[1365]	718	IF ( .NOT. neutral ) THEN
	719	CALL calc_mean_profile( pt, 4 )
	720	ref_state(:) = hom(:,1,4,0) ! this is used in the buoyancy term
	721	ENDIF
[3294]	722	IF ( ocean_mode ) THEN
[2031]	723	CALL calc_mean_profile( rho_ocean, 64 )
[1365]	724	ref_state(:) = hom(:,1,64,0)
	725	ENDIF
	726	IF ( humidity ) THEN
	727	CALL calc_mean_profile( vpt, 44 )
	728	ref_state(:) = hom(:,1,44,0)
	729	ENDIF
[2617]	730	!
	731	!-- Assure that ref_state does not become zero at any level
[4466]	732	!-- ( might be the case if a vertical level is completely occupied
[2617]	733	!-- with topography ).
[3761]	734	ref_state = MERGE( MAXVAL(ref_state), ref_state, ref_state == 0.0_wp )
[1179]	735	ENDIF
	736
[3761]	737	IF ( ( ws_scheme_mom .OR. ws_scheme_sca ) .AND. intermediate_timestep_count == 1 ) &
	738	THEN
	739	CALL ws_statistics
	740	ENDIF
[1365]	741	!
	742	!-- In case of nudging calculate current nudging time scale and horizontal
[1380]	743	!-- means of u, v, pt and q
[1365]	744	IF ( nudging ) THEN
	745	CALL calc_tnudge( simulated_time )
	746	CALL calc_mean_profile( u, 1 )
	747	CALL calc_mean_profile( v, 2 )
	748	CALL calc_mean_profile( pt, 4 )
	749	CALL calc_mean_profile( q, 41 )
	750	ENDIF
[1128]	751	!
[3876]	752	!-- Execute all other module actions routunes
	753	CALL module_interface_actions( 'before_prognostic_equations' )
	754	!
[1]	755	!-- Solve the prognostic equations. A fast cache optimized version with
	756	!-- only one single loop is used in case of Piascek-Williams advection
	757	!-- scheme. NEC vector machines use a different version, because
	758	!-- in the other versions a good vectorization is prohibited due to
	759	!-- inlining problems.
[1019]	760	IF ( loop_optimization == 'cache' ) THEN
	761	CALL prognostic_equations_cache
	762	ELSEIF ( loop_optimization == 'vector' ) THEN
[63]	763	CALL prognostic_equations_vector
[1]	764	ENDIF
	765	!
[3159]	766	!-- Movement of agents in multi agent system
[3761]	767	IF ( agents_active .AND. time_since_reference_point >= multi_agent_system_start .AND. &
	768	time_since_reference_point <= multi_agent_system_end .AND. &
	769	intermediate_timestep_count == 1 ) &
	770	THEN
[3159]	771	CALL multi_agent_system
	772	first_call_mas = .FALSE.
	773	ENDIF
	774
	775	!
[1]	776	!-- Exchange of ghost points (lateral boundary conditions)
[2118]	777	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'start' )
[1113]	778
[2118]	779	CALL exchange_horiz( u_p, nbgp )
	780	CALL exchange_horiz( v_p, nbgp )
	781	CALL exchange_horiz( w_p, nbgp )
	782	CALL exchange_horiz( pt_p, nbgp )
	783	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e_p, nbgp )
[3761]	784	IF ( rans_tke_e .OR. wang_kernel .OR. collision_turbulence &
[2696]	785	.OR. use_sgs_for_particles ) THEN
	786	IF ( rans_tke_e ) THEN
	787	CALL exchange_horiz( diss_p, nbgp )
	788	ELSE
	789	CALL exchange_horiz( diss, nbgp )
	790	ENDIF
	791	ENDIF
[3294]	792	IF ( ocean_mode ) THEN
[2118]	793	CALL exchange_horiz( sa_p, nbgp )
	794	CALL exchange_horiz( rho_ocean, nbgp )
	795	CALL exchange_horiz( prho, nbgp )
	796	ENDIF
	797	IF ( humidity ) THEN
	798	CALL exchange_horiz( q_p, nbgp )
[3274]	799	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	800	CALL exchange_horiz( qc_p, nbgp )
	801	CALL exchange_horiz( nc_p, nbgp )
	802	ENDIF
[3274]	803	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2118]	804	CALL exchange_horiz( qr_p, nbgp )
	805	CALL exchange_horiz( nr_p, nbgp )
[1053]	806	ENDIF
[2118]	807	ENDIF
[2696]	808	IF ( passive_scalar ) CALL exchange_horiz( s_p, nbgp )
[3929]	809	IF ( air_chemistry ) THEN
	810	DO lsp = 1, nvar
	811	CALL exchange_horiz( chem_species(lsp)%conc_p, nbgp )
[4029]	812	ENDDO
	813	ENDIF
	814
	815	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	816	DO ib = 1, nbins_aerosol
	817	CALL exchange_horiz( aerosol_number(ib)%conc_p, nbgp )
	818	DO ic = 1, ncomponents_mass
	819	icc = ( ic - 1 ) * nbins_aerosol + ib
	820	CALL exchange_horiz( aerosol_mass(icc)%conc_p, nbgp )
	821	ENDDO
	822	ENDDO
	823	IF ( .NOT. salsa_gases_from_chem ) THEN
	824	DO ig = 1, ngases_salsa
	825	CALL exchange_horiz( salsa_gas(ig)%conc_p, nbgp )
	826	ENDDO
	827	ENDIF
	828	ENDIF
	829	CALL cpu_log( log_point(26), 'exchange-horiz-progn', 'stop' )
	830
[3929]	831	!
[4029]	832	!-- Boundary conditions for the prognostic quantities (except of the
[4281]	833	!-- velocities at the outflow in case of a non-cyclic lateral wall) and
	834	!-- boundary conditions for module-specific variables
[4268]	835	CALL module_interface_boundary_conditions
[1]	836	!
[4047]	837	!-- Incrementing timestep counter
	838	timestep_count = timestep_count + 1
[73]	839
[4047]	840	CALL cpu_log( log_point(28), 'swap_timelevel', 'start' )
[2365]	841	!
[4047]	842	!-- Set the swap level for all modules
	843	CALL module_interface_swap_timelevel( MOD( timestep_count, 2) )
[4444]	844
	845	#if defined( __parallel )
[4047]	846	!
	847	!-- Set the swap level for steering the pmc data transfer
	848	IF ( nested_run ) CALL pmci_set_swaplevel( MOD( timestep_count, 2) + 1 ) !> @todo: why the +1 ?
[4444]	849	#endif
[4047]	850
	851	CALL cpu_log( log_point(28), 'swap_timelevel', 'stop' )
	852
[4444]	853	#if defined( __parallel )
[4047]	854	!
[2365]	855	!-- Vertical nesting: Interpolate fine grid data to the coarse grid
	856	IF ( vnest_init ) THEN
[3719]	857	CALL cpu_log( log_point_s(37), 'vnest_anterpolate', 'start' )
[2365]	858	CALL vnest_anterpolate
[3719]	859	CALL cpu_log( log_point_s(37), 'vnest_anterpolate', 'stop' )
[2365]	860	ENDIF
	861
[1764]	862	IF ( nested_run ) THEN
[1797]	863
[1764]	864	CALL cpu_log( log_point(60), 'nesting', 'start' )
[1762]	865	!
[1933]	866	!-- Domain nesting. The data transfer subroutines pmci_parent_datatrans
	867	!-- and pmci_child_datatrans are called inside the wrapper
[1797]	868	!-- subroutine pmci_datatrans according to the control parameters
	869	!-- nesting_mode and nesting_datatransfer_mode.
	870	!-- TO_DO: why is nesting_mode given as a parameter here?
	871	CALL pmci_datatrans( nesting_mode )
[1762]	872
[3761]	873	IF ( TRIM( nesting_mode ) == 'two-way' .OR. nesting_mode == 'vertical' ) THEN
[4029]	874
	875	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'start' )
[1762]	876	!
[1933]	877	!-- Exchange_horiz is needed for all parent-domains after the
[1764]	878	!-- anterpolation
	879	CALL exchange_horiz( u, nbgp )
	880	CALL exchange_horiz( v, nbgp )
	881	CALL exchange_horiz( w, nbgp )
[2174]	882	IF ( .NOT. neutral ) CALL exchange_horiz( pt, nbgp )
	883
	884	IF ( humidity ) THEN
	885
	886	CALL exchange_horiz( q, nbgp )
	887
[3274]	888	IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN
[2292]	889	CALL exchange_horiz( qc, nbgp )
	890	CALL exchange_horiz( nc, nbgp )
	891	ENDIF
[3274]	892	IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN
[2174]	893	CALL exchange_horiz( qr, nbgp )
	894	CALL exchange_horiz( nr, nbgp )
	895	ENDIF
	896
	897	ENDIF
	898
[4466]	899	IF ( passive_scalar ) CALL exchange_horiz( s, nbgp )
[3864]	900
[2174]	901	IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp )
[2773]	902
[3761]	903	IF ( .NOT. constant_diffusion .AND. rans_mode .AND. rans_tke_e ) THEN
[2938]	904	CALL exchange_horiz( diss, nbgp )
[3761]	905	ENDIF
[2938]	906
[2773]	907	IF ( air_chemistry ) THEN
[3929]	908	DO n = 1, nvar
[4466]	909	CALL exchange_horiz( chem_species(n)%conc, nbgp )
[2773]	910	ENDDO
	911	ENDIF
	912
[3864]	913	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	914	DO ib = 1, nbins_aerosol
	915	CALL exchange_horiz( aerosol_number(ib)%conc, nbgp )
	916	DO ic = 1, ncomponents_mass
	917	icc = ( ic - 1 ) * nbins_aerosol + ib
	918	CALL exchange_horiz( aerosol_mass(icc)%conc, nbgp )
	919	ENDDO
	920	ENDDO
	921	IF ( .NOT. salsa_gases_from_chem ) THEN
	922	DO ig = 1, ngases_salsa
	923	CALL exchange_horiz( salsa_gas(ig)%conc, nbgp )
	924	ENDDO
	925	ENDIF
	926	ENDIF
[4029]	927	CALL cpu_log( log_point_s(92), 'exchange-horiz-nest', 'stop' )
[3864]	928
[1762]	929	ENDIF
[4029]	930
[1762]	931	!
[2311]	932	!-- Set boundary conditions again after interpolation and anterpolation.
	933	CALL pmci_boundary_conds
[1764]	934
[4029]	935	!
	936	!-- Set chemistry boundary conditions (decycling)
	937	IF ( air_chemistry ) THEN
	938	DO lsp = 1, nvar
	939	lsp_usr = 1
	940	DO WHILE ( TRIM( cs_name( lsp_usr ) ) /= 'novalue' )
	941	IF ( TRIM( chem_species(lsp)%name ) == TRIM( cs_name(lsp_usr) ) ) THEN
	942	CALL chem_boundary_conds( chem_species(lsp)%conc, &
	943	chem_species(lsp)%conc_pr_init )
	944	ENDIF
	945	lsp_usr = lsp_usr + 1
	946	ENDDO
	947	ENDDO
	948	ENDIF
	949
	950	!
	951	!-- Set SALSA boundary conditions (decycling)
	952	IF ( salsa .AND. time_since_reference_point >= skip_time_do_salsa ) THEN
	953	DO ib = 1, nbins_aerosol
	954	CALL salsa_boundary_conds( aerosol_number(ib)%conc, aerosol_number(ib)%init )
	955	DO ic = 1, ncomponents_mass
	956	icc = ( ic - 1 ) * nbins_aerosol + ib
	957	CALL salsa_boundary_conds( aerosol_mass(icc)%conc, aerosol_mass(icc)%init )
	958	ENDDO
	959	ENDDO
	960	IF ( .NOT. salsa_gases_from_chem ) THEN
	961	DO ig = 1, ngases_salsa
	962	CALL salsa_boundary_conds( salsa_gas(ig)%conc, salsa_gas(ig)%init )
	963	ENDDO
	964	ENDIF
	965	ENDIF
	966
[1764]	967	CALL cpu_log( log_point(60), 'nesting', 'stop' )
	968
[1762]	969	ENDIF
[4444]	970	#endif
[1762]	971
	972	!
[1]	973	!-- Temperature offset must be imposed at cyclic boundaries in x-direction
	974	!-- when a sloping surface is used
	975	IF ( sloping_surface ) THEN
[3761]	976	IF ( nxl == 0 ) pt(:,:,nxlg:nxl-1) = pt(:,:,nxlg:nxl-1) - pt_slope_offset
	977	IF ( nxr == nx ) pt(:,:,nxr+1:nxrg) = pt(:,:,nxr+1:nxrg) + pt_slope_offset
[1]	978	ENDIF
	979
	980	!
[151]	981	!-- Impose a turbulent inflow using the recycling method
[3719]	982	IF ( turbulent_inflow ) CALL inflow_turbulence
[151]	983
	984	!
[2050]	985	!-- Set values at outflow boundary using the special outflow condition
[3719]	986	IF ( turbulent_outflow ) CALL outflow_turbulence
[2050]	987
	988	!
[1]	989	!-- Impose a random perturbation on the horizontal velocity field
[3761]	990	IF ( create_disturbances .AND. ( call_psolver_at_all_substeps .AND. &
	991	intermediate_timestep_count == intermediate_timestep_count_max ) &
	992	.OR. ( .NOT. call_psolver_at_all_substeps .AND. intermediate_timestep_count == 1 ) ) &
[1]	993	THEN
	994	time_disturb = time_disturb + dt_3d
	995	IF ( time_disturb >= dt_disturb ) THEN
[3761]	996	IF ( disturbance_energy_limit /= 0.0_wp .AND. &
[1736]	997	hom(nzb+5,1,pr_palm,0) < disturbance_energy_limit ) THEN
[2232]	998	CALL disturb_field( 'u', tend, u )
	999	CALL disturb_field( 'v', tend, v )
[3761]	1000	ELSEIF ( ( .NOT. bc_lr_cyc .OR. .NOT. bc_ns_cyc ) &
	1001	.AND. .NOT. child_domain .AND. .NOT. nesting_offline ) &
[3182]	1002	THEN
[1]	1003	!
	1004	!-- Runs with a non-cyclic lateral wall need perturbations
	1005	!-- near the inflow throughout the whole simulation
	1006	dist_range = 1
[2232]	1007	CALL disturb_field( 'u', tend, u )
	1008	CALL disturb_field( 'v', tend, v )
[1]	1009	dist_range = 0
	1010	ENDIF
	1011	time_disturb = time_disturb - dt_disturb
	1012	ENDIF
	1013	ENDIF
	1014
	1015	!
[4466]	1016	!-- Map forcing data derived from larger scale model onto domain
[4226]	1017	!-- boundaries. Further, update geostrophic wind components.
[3761]	1018	IF ( nesting_offline .AND. intermediate_timestep_count == &
[4226]	1019	intermediate_timestep_count_max ) THEN
[4466]	1020	!-- Determine interpolation factor before boundary conditions and geostrophic wind
[4226]	1021	!-- is updated.
	1022	CALL nesting_offl_interpolation_factor
[3347]	1023	CALL nesting_offl_bc
[4226]	1024	CALL nesting_offl_geostrophic_wind
	1025	ENDIF
[2938]	1026	!
[4022]	1027	!-- Impose a turbulent inflow using synthetic generated turbulence.
	1028	IF ( use_syn_turb_gen .AND. &
	1029	intermediate_timestep_count == intermediate_timestep_count_max ) THEN
[3719]	1030	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
[3347]	1031	CALL stg_main
[3719]	1032	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
[2696]	1033	ENDIF
	1034	!
[3347]	1035	!-- Ensure mass conservation. This need to be done after imposing
	1036	!-- synthetic turbulence and top boundary condition for pressure is set to
[4466]	1037	!-- Neumann conditions.
[3347]	1038	!-- Is this also required in case of Dirichlet?
	1039	IF ( nesting_offline ) CALL nesting_offl_mass_conservation
	1040	!
[1]	1041	!-- Reduce the velocity divergence via the equation for perturbation
	1042	!-- pressure.
[106]	1043	IF ( intermediate_timestep_count == 1 .OR. &
	1044	call_psolver_at_all_substeps ) THEN
[2365]	1045
	1046	IF ( vnest_init ) THEN
[4444]	1047	#if defined( __parallel )
[2365]	1048	!
	1049	!-- Compute pressure in the CG, interpolate top boundary conditions
	1050	!-- to the FG and then compute pressure in the FG
	1051	IF ( coupling_mode == 'vnested_crse' ) CALL pres
	1052
[3719]	1053	CALL cpu_log( log_point_s(30), 'vnest_bc', 'start' )
[2365]	1054	CALL vnest_boundary_conds
[3719]	1055	CALL cpu_log( log_point_s(30), 'vnest_bc', 'stop' )
[4466]	1056
[2365]	1057	IF ( coupling_mode == 'vnested_fine' ) CALL pres
	1058
	1059	!-- Anterpolate TKE, satisfy Germano Identity
[3719]	1060	CALL cpu_log( log_point_s(28), 'vnest_anter_e', 'start' )
[2365]	1061	CALL vnest_anterpolate_e
[3719]	1062	CALL cpu_log( log_point_s(28), 'vnest_anter_e', 'stop' )
[4444]	1063	#else
	1064	CONTINUE
	1065	#endif
[2365]	1066
	1067	ELSE
[4444]	1068	#if defined( __parallel )
[4268]	1069	!
[4010]	1070	!-- Mass (volume) flux correction to ensure global mass conservation for child domains.
	1071	IF ( child_domain ) THEN
	1072	IF ( nesting_mode == 'vertical' ) THEN
	1073	CALL pmci_ensure_nest_mass_conservation_vertical
	1074	ELSE
	1075	CALL pmci_ensure_nest_mass_conservation
	1076	ENDIF
	1077	ENDIF
[4444]	1078	#endif
[2365]	1079	CALL pres
	1080
	1081	ENDIF
	1082
[1]	1083	ENDIF
[4275]	1084	!
	1085	!-- Particle transport/physics with the Lagrangian particle model
	1086	!-- (only once during intermediate steps, because it uses an Euler-step)
	1087	!-- ### particle model should be moved before prognostic_equations, in order
	1088	!-- to regard droplet interactions directly
[1]	1089
[4276]	1090	CALL module_interface_actions( 'after_pressure_solver' )
[1]	1091	!
[4275]	1092	!-- Interaction of droplets with temperature and mixing ratio.
	1093	!-- Droplet condensation and evaporation is calculated within
	1094	!-- advec_particles.
	1095	!
[1]	1096	!-- If required, compute liquid water content
[3274]	1097	IF ( bulk_cloud_model ) THEN
[1015]	1098	CALL calc_liquid_water_content
	1099	ENDIF
[2174]	1100	!
[4466]	1101	!-- If required, compute virtual potential temperature
	1102	IF ( humidity ) THEN
	1103	CALL compute_vpt
	1104	ENDIF
[1585]	1105
[1]	1106	!
	1107	!-- Compute the diffusion quantities
	1108	IF ( .NOT. constant_diffusion ) THEN
	1109
	1110	!
[4466]	1111	!-- Determine surface fluxes shf and qsws and surface values
	1112	!-- pt_surface and q_surface in dependence on data from external
[1276]	1113	!-- file LSF_DATA respectively
[3761]	1114	IF ( ( large_scale_forcing .AND. lsf_surf ) .AND. &
	1115	intermediate_timestep_count == intermediate_timestep_count_max ) &
[1276]	1116	THEN
[2320]	1117	CALL ls_forcing_surf( simulated_time )
[1276]	1118	ENDIF
	1119
	1120	!
[4466]	1121	!-- First the vertical (and horizontal) fluxes in the surface
[2232]	1122	!-- (constant flux) layer are computed
[1691]	1123	IF ( constant_flux_layer ) THEN
	1124	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'start' )
	1125	CALL surface_layer_fluxes
	1126	CALL cpu_log( log_point(19), 'surface_layer_fluxes', 'stop' )
[1]	1127	ENDIF
	1128	!
[4466]	1129	!-- If required, solve the energy balance for the surface and run soil
[2232]	1130	!-- model. Call for horizontal as well as vertical surfaces
[2696]	1131	IF ( land_surface .AND. time_since_reference_point >= skip_time_do_lsm) THEN
[1691]	1132
	1133	CALL cpu_log( log_point(54), 'land_surface', 'start' )
[2232]	1134	!
	1135	!-- Call for horizontal upward-facing surfaces
	1136	CALL lsm_energy_balance( .TRUE., -1 )
[2299]	1137	CALL lsm_soil_model( .TRUE., -1, .TRUE. )
[2232]	1138	!
	1139	!-- Call for northward-facing surfaces
	1140	CALL lsm_energy_balance( .FALSE., 0 )
[2299]	1141	CALL lsm_soil_model( .FALSE., 0, .TRUE. )
[2232]	1142	!
	1143	!-- Call for southward-facing surfaces
	1144	CALL lsm_energy_balance( .FALSE., 1 )
[2299]	1145	CALL lsm_soil_model( .FALSE., 1, .TRUE. )
[2232]	1146	!
	1147	!-- Call for eastward-facing surfaces
	1148	CALL lsm_energy_balance( .FALSE., 2 )
[2299]	1149	CALL lsm_soil_model( .FALSE., 2, .TRUE. )
[2232]	1150	!
	1151	!-- Call for westward-facing surfaces
	1152	CALL lsm_energy_balance( .FALSE., 3 )
[2299]	1153	CALL lsm_soil_model( .FALSE., 3, .TRUE. )
[4268]	1154
[2696]	1155	!
	1156	!-- At the end, set boundary conditons for potential temperature
[4466]	1157	!-- and humidity after running the land-surface model. This
[2696]	1158	!-- might be important for the nesting, where arrays are transfered.
	1159	CALL lsm_boundary_condition
[2232]	1160
[4268]	1161
[1691]	1162	CALL cpu_log( log_point(54), 'land_surface', 'stop' )
	1163	ENDIF
	1164	!
[4466]	1165	!-- If required, solve the energy balance for urban surfaces and run
[2007]	1166	!-- the material heat model
	1167	IF (urban_surface) THEN
	1168	CALL cpu_log( log_point(74), 'urban_surface', 'start' )
[4268]	1169
[3418]	1170	CALL usm_surface_energy_balance( .FALSE. )
[2007]	1171	IF ( usm_material_model ) THEN
[2696]	1172	CALL usm_green_heat_model
[3418]	1173	CALL usm_material_heat_model ( .FALSE. )
[2007]	1174	ENDIF
[2696]	1175
	1176	!
	1177	!-- At the end, set boundary conditons for potential temperature
[4466]	1178	!-- and humidity after running the urban-surface model. This
[2696]	1179	!-- might be important for the nesting, where arrays are transfered.
	1180	CALL usm_boundary_condition
	1181
[2007]	1182	CALL cpu_log( log_point(74), 'urban_surface', 'stop' )
	1183	ENDIF
	1184	!
[1]	1185	!-- Compute the diffusion coefficients
	1186	CALL cpu_log( log_point(17), 'diffusivities', 'start' )
[75]	1187	IF ( .NOT. humidity ) THEN
[3294]	1188	IF ( ocean_mode ) THEN
[2696]	1189	CALL tcm_diffusivities( prho, prho_reference )
[97]	1190	ELSE
[2696]	1191	CALL tcm_diffusivities( pt, pt_reference )
[97]	1192	ENDIF
[1]	1193	ELSE
[2696]	1194	CALL tcm_diffusivities( vpt, pt_reference )
[1]	1195	ENDIF
	1196	CALL cpu_log( log_point(17), 'diffusivities', 'stop' )
[4444]	1197
	1198	#if defined( __parallel )
[2696]	1199	!
	1200	!-- Vertical nesting: set fine grid eddy viscosity top boundary condition
	1201	IF ( vnest_init ) CALL vnest_boundary_conds_khkm
[4444]	1202	#endif
[1]	1203
	1204	ENDIF
	1205
	1206	ENDDO ! Intermediate step loop
[3634]	1207
[1]	1208	!
[3634]	1209	!-- Will be used at some point by flow_statistics.
[3658]	1210	!$ACC UPDATE &
[3634]	1211	!$ACC HOST(sums_l_l(nzb:nzt+1,0:statistic_regions,0)) &
	1212	!$ACC HOST(sums_us2_ws_l(nzb:nzt+1,0)) &
	1213	!$ACC HOST(sums_wsus_ws_l(nzb:nzt+1,0)) &
	1214	!$ACC HOST(sums_vs2_ws_l(nzb:nzt+1,0)) &
	1215	!$ACC HOST(sums_wsvs_ws_l(nzb:nzt+1,0)) &
	1216	!$ACC HOST(sums_ws2_ws_l(nzb:nzt+1,0)) &
	1217	!$ACC HOST(sums_wspts_ws_l(nzb:nzt+1,0)) &
	1218	!$ACC HOST(sums_wssas_ws_l(nzb:nzt+1,0)) &
	1219	!$ACC HOST(sums_wsqs_ws_l(nzb:nzt+1,0)) &
	1220	!$ACC HOST(sums_wsqcs_ws_l(nzb:nzt+1,0)) &
	1221	!$ACC HOST(sums_wsqrs_ws_l(nzb:nzt+1,0)) &
	1222	!$ACC HOST(sums_wsncs_ws_l(nzb:nzt+1,0)) &
	1223	!$ACC HOST(sums_wsnrs_ws_l(nzb:nzt+1,0)) &
	1224	!$ACC HOST(sums_wsss_ws_l(nzb:nzt+1,0)) &
	1225	!$ACC HOST(sums_salsa_ws_l(nzb:nzt+1,0))
	1226
	1227	!
[4064]	1228	!-- If required, calculate radiative fluxes and heating rates
	1229	IF ( radiation .AND. time_since_reference_point > skip_time_do_radiation ) THEN
	1230
	1231	time_radiation = time_radiation + dt_3d
	1232
	1233	IF ( time_radiation >= dt_radiation .OR. force_radiation_call ) THEN
	1234
	1235	CALL cpu_log( log_point(50), 'radiation', 'start' )
	1236
	1237	IF ( .NOT. force_radiation_call ) THEN
	1238	time_radiation = time_radiation - dt_radiation
	1239	ENDIF
	1240
	1241	!
	1242	!-- Adjust the current time to the time step of the radiation model.
[4466]	1243	!-- Needed since radiation is pre-calculated and stored only on apparent
[4064]	1244	!-- solar positions
	1245	time_since_reference_point_save = time_since_reference_point
	1246	time_since_reference_point = REAL( FLOOR( time_since_reference_point / &
	1247	dt_radiation ), wp ) * dt_radiation
	1248
	1249	CALL radiation_control
	1250
	1251	IF ( ( urban_surface .OR. land_surface ) .AND. radiation_interactions ) THEN
	1252	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'start' )
	1253	CALL radiation_interaction
	1254	CALL cpu_log( log_point_s(46), 'radiation_interaction', 'stop' )
	1255	ENDIF
[4466]	1256
[4064]	1257	!
	1258	!-- Return the current time to its original value
	1259	time_since_reference_point = time_since_reference_point_save
	1260
	1261	CALL cpu_log( log_point(50), 'radiation', 'stop' )
	1262
	1263	ENDIF
	1264	ENDIF
	1265
[4466]	1266
[4064]	1267	!
[4403]	1268	!-- 20200203 (ECC)
	1269	!-- allows for emission update mode in legacy mode as well as on-demand mode
	1270	!-- note that under on-demand mode emission update is no longer restricted to
	1271	!-- an hourly frequency, but whenever the simulation time corresponds to an
	1272	!-- inrement in emission timestamp value
	1273
[3298]	1274	!
[4403]	1275	!-- If required, consider chemical emissions
	1276
	1277	IF ( air_chemistry .AND. emissions_anthropogenic ) THEN
	1278
	1279	IF ( emiss_read_legacy_mode ) THEN
	1280	!
	1281	!-- get hourly index and updates emission data when the hour is passed
	1282
	1283	CALL get_date_time( time_since_reference_point, hour=hour )
	1284
	1285	IF ( hour_call_emis /= hour ) THEN
	1286
	1287	CALL chem_emissions_setup( chem_emis_att, chem_emis, n_matched_vars )
	1288	hour_call_emis = hour
	1289
	1290	ENDIF
	1291
	1292	ELSE
	1293
	1294	CALL chem_emissions_update_on_demand
	1295
[3298]	1296	ENDIF
[4403]	1297
[2766]	1298	ENDIF
[4403]	1299
	1300
[3864]	1301	!
	1302	!-- If required, consider aerosol emissions for the salsa model
	1303	IF ( salsa ) THEN
	1304	!
	1305	!-- Call emission routine to update emissions if needed
	1306	CALL salsa_emission_update
[3569]	1307
[3864]	1308	ENDIF
[2696]	1309	!
[3469]	1310	!-- If required, calculate indoor temperature, waste heat, heat flux
	1311	!-- through wall, etc.
[3744]	1312	!-- dt_indoor steers the frequency of the indoor model calculations.
	1313	!-- Note, at first timestep indoor model is called, in order to provide
[4466]	1314	!-- a waste heat flux.
[3647]	1315	IF ( indoor_model ) THEN
[3469]	1316
	1317	time_indoor = time_indoor + dt_3d
	1318
[3761]	1319	IF ( time_indoor >= dt_indoor .OR. current_timestep_number == 0 ) THEN
[3469]	1320
	1321	time_indoor = time_indoor - dt_indoor
	1322
	1323	CALL cpu_log( log_point(76), 'indoor_model', 'start' )
	1324	CALL im_main_heatcool
	1325	CALL cpu_log( log_point(76), 'indoor_model', 'stop' )
	1326
	1327	ENDIF
	1328	ENDIF
	1329	!
[1]	1330	!-- Increase simulation time and output times
[1111]	1331	nr_timesteps_this_run = nr_timesteps_this_run + 1
[291]	1332	current_timestep_number = current_timestep_number + 1
	1333	simulated_time = simulated_time + dt_3d
	1334	time_since_reference_point = simulated_time - coupling_start_time
[2941]	1335	simulated_time_chr = time_to_string( time_since_reference_point )
[291]	1336
[1957]	1337
[3646]	1338	IF ( time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1339	time_do_av = time_do_av + dt_3d
	1340	ENDIF
[3646]	1341	IF ( time_since_reference_point >= skip_time_do2d_xy ) THEN
[1]	1342	time_do2d_xy = time_do2d_xy + dt_3d
	1343	ENDIF
[3646]	1344	IF ( time_since_reference_point >= skip_time_do2d_xz ) THEN
[1]	1345	time_do2d_xz = time_do2d_xz + dt_3d
	1346	ENDIF
[3646]	1347	IF ( time_since_reference_point >= skip_time_do2d_yz ) THEN
[1]	1348	time_do2d_yz = time_do2d_yz + dt_3d
	1349	ENDIF
[3646]	1350	IF ( time_since_reference_point >= skip_time_do3d ) THEN
[1]	1351	time_do3d = time_do3d + dt_3d
	1352	ENDIF
[410]	1353	DO mid = 1, masks
[3646]	1354	IF ( time_since_reference_point >= skip_time_domask(mid) ) THEN
[410]	1355	time_domask(mid)= time_domask(mid) + dt_3d
	1356	ENDIF
	1357	ENDDO
[3646]	1358	IF ( time_since_reference_point >= skip_time_dosp ) THEN
[1]	1359	time_dosp = time_dosp + dt_3d
	1360	ENDIF
	1361	time_dots = time_dots + dt_3d
[849]	1362	IF ( .NOT. first_call_lpm ) THEN
[1]	1363	time_dopts = time_dopts + dt_3d
	1364	ENDIF
[3646]	1365	IF ( time_since_reference_point >= skip_time_dopr ) THEN
[1]	1366	time_dopr = time_dopr + dt_3d
	1367	ENDIF
[3467]	1368	time_dopr_listing = time_dopr_listing + dt_3d
[1]	1369	time_run_control = time_run_control + dt_3d
[3347]	1370	!
[3421]	1371	!-- Increment time-counter for surface output
[3648]	1372	IF ( surface_output ) THEN
[3646]	1373	IF ( time_since_reference_point >= skip_time_dosurf ) THEN
[3421]	1374	time_dosurf = time_dosurf + dt_3d
	1375	ENDIF
[3646]	1376	IF ( time_since_reference_point >= skip_time_dosurf_av ) THEN
[3421]	1377	time_dosurf_av = time_dosurf_av + dt_3d
	1378	ENDIF
	1379	ENDIF
	1380	!
[3988]	1381	!-- Increment time-counter for virtual measurements
	1382	IF ( virtual_measurement .AND. vm_time_start <= time_since_reference_point ) THEN
	1383	time_virtual_measurement = time_virtual_measurement + dt_3d
	1384	ENDIF
[4466]	1385
[3988]	1386	!
[4420]	1387	!-- Increment time-counter for wind turbine data output
	1388	IF ( wind_turbine ) THEN
	1389	time_wtm = time_wtm + dt_3d
	1390	ENDIF
[4466]	1391
[4420]	1392	!
[3347]	1393	!-- In case of synthetic turbulence generation and parametrized turbulence
[4466]	1394	!-- information, update the time counter and if required, adjust the
[3347]	1395	!-- STG to new atmospheric conditions.
	1396	IF ( use_syn_turb_gen ) THEN
	1397	IF ( parametrize_inflow_turbulence ) THEN
	1398	time_stg_adjust = time_stg_adjust + dt_3d
[3719]	1399	IF ( time_stg_adjust >= dt_stg_adjust ) THEN
	1400	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'start' )
	1401	CALL stg_adjust
	1402	CALL cpu_log( log_point(57), 'synthetic_turbulence_gen', 'stop' )
	1403	ENDIF
[3347]	1404	ENDIF
	1405	time_stg_call = time_stg_call + dt_3d
	1406	ENDIF
[1]	1407
	1408	!
[102]	1409	!-- Data exchange between coupled models
[3761]	1410	IF ( coupling_mode /= 'uncoupled' .AND. run_coupled .AND. .NOT. vnested ) THEN
[102]	1411	time_coupling = time_coupling + dt_3d
[343]	1412
[108]	1413	!
[4466]	1414	!-- In case of model termination initiated by the local model
	1415	!-- (terminate_coupled > 0), the coupler must be skipped because it would
[108]	1416	!-- cause an MPI intercomminucation hang.
[4466]	1417	!-- If necessary, the coupler will be called at the beginning of the
[108]	1418	!-- next restart run.
[3761]	1419	DO WHILE ( time_coupling >= dt_coupling .AND. terminate_coupled == 0 )
[102]	1420	CALL surface_coupler
	1421	time_coupling = time_coupling - dt_coupling
	1422	ENDDO
	1423	ENDIF
	1424
	1425	!
[3448]	1426	!-- Biometeorology calculation of stationary thermal indices
[3647]	1427	!-- Todo (kanani): biometeorology needs own time_... treatment.
	1428	!-- It might be that time_do2d_xy differs from time_do3d,
	1429	!-- and then we might get trouble with the biomet output,
	1430	!-- because we can have 2d and/or 3d biomet output!!
[3761]	1431	IF ( biometeorology &
	1432	.AND. ( ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) &
	1433	.OR. &
	1434	( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) &
[3647]	1435	) ) THEN
[3569]	1436	!
	1437	!-- If required, do thermal comfort calculations
	1438	IF ( thermal_comfort ) THEN
	1439	CALL bio_calculate_thermal_index_maps ( .FALSE. )
	1440	ENDIF
	1441	!
	1442	!-- If required, do UV exposure calculations
	1443	IF ( uv_exposure ) THEN
[4126]	1444	CALL bio_calculate_uv_exposure
[3569]	1445	ENDIF
[3448]	1446	ENDIF
	1447
	1448	!
[3684]	1449	!-- Execute alle other module actions routunes
	1450	CALL module_interface_actions( 'after_integration' )
[2817]	1451
	1452	!
[1]	1453	!-- If Galilei transformation is used, determine the distance that the
	1454	!-- model has moved so far
	1455	IF ( galilei_transformation ) THEN
	1456	advected_distance_x = advected_distance_x + u_gtrans * dt_3d
	1457	advected_distance_y = advected_distance_y + v_gtrans * dt_3d
	1458	ENDIF
	1459
	1460	!
	1461	!-- Check, if restart is necessary (because cpu-time is expiring or
	1462	!-- because it is forced by user) and set stop flag
[108]	1463	!-- This call is skipped if the remote model has already initiated a restart.
	1464	IF ( .NOT. terminate_run ) CALL check_for_restart
[1]	1465
	1466	!
	1467	!-- Carry out statistical analysis and output at the requested output times.
	1468	!-- The MOD function is used for calculating the output time counters (like
	1469	!-- time_dopr) in order to regard a possible decrease of the output time
	1470	!-- interval in case of restart runs
	1471
	1472	!
	1473	!-- Set a flag indicating that so far no statistics have been created
	1474	!-- for this time step
	1475	flow_statistics_called = .FALSE.
	1476
	1477	!
	1478	!-- If required, call flow_statistics for averaging in time
[3761]	1479	IF ( averaging_interval_pr /= 0.0_wp .AND. &
	1480	( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. &
[3646]	1481	time_since_reference_point >= skip_time_dopr ) THEN
[1]	1482	time_dopr_av = time_dopr_av + dt_3d
	1483	IF ( time_dopr_av >= dt_averaging_input_pr ) THEN
	1484	do_sum = .TRUE.
[3761]	1485	time_dopr_av = MOD( time_dopr_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1486	ENDIF
	1487	ENDIF
	1488	IF ( do_sum ) CALL flow_statistics
	1489
	1490	!
[410]	1491	!-- Sum-up 3d-arrays for later output of time-averaged 2d/3d/masked data
[3761]	1492	IF ( averaging_interval /= 0.0_wp .AND. &
	1493	( dt_data_output_av - time_do_av ) <= averaging_interval .AND. &
	1494	time_since_reference_point >= skip_time_data_output_av ) &
[1]	1495	THEN
	1496	time_do_sla = time_do_sla + dt_3d
	1497	IF ( time_do_sla >= dt_averaging_input ) THEN
[3994]	1498	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1499	CALL doq_calculate
[3994]	1500
[1]	1501	CALL sum_up_3d_data
	1502	average_count_3d = average_count_3d + 1
	1503	time_do_sla = MOD( time_do_sla, MAX( dt_averaging_input, dt_3d ) )
	1504	ENDIF
	1505	ENDIF
[3421]	1506	!
	1507	!-- Average surface data
[3648]	1508	IF ( surface_output ) THEN
[3761]	1509	IF ( averaging_interval_surf /= 0.0_wp &
	1510	.AND. ( dt_dosurf_av - time_dosurf_av ) <= averaging_interval_surf &
[3647]	1511	.AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[4466]	1512	IF ( time_dosurf_av >= dt_averaging_input ) THEN
[3648]	1513	CALL surface_data_output_averaging
[3421]	1514	average_count_surf = average_count_surf + 1
	1515	ENDIF
	1516	ENDIF
	1517	ENDIF
[1]	1518
	1519	!
	1520	!-- Calculate spectra for time averaging
[3761]	1521	IF ( averaging_interval_sp /= 0.0_wp .AND. ( dt_dosp - time_dosp ) <= averaging_interval_sp&
	1522	.AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1523	time_dosp_av = time_dosp_av + dt_3d
	1524	IF ( time_dosp_av >= dt_averaging_input_pr ) THEN
	1525	CALL calc_spectra
[3761]	1526	time_dosp_av = MOD( time_dosp_av, MAX( dt_averaging_input_pr, dt_3d ) )
[1]	1527	ENDIF
	1528	ENDIF
	1529
	1530	!
[1957]	1531	!-- Call flight module and output data
	1532	IF ( virtual_flight ) THEN
	1533	CALL flight_measurement
	1534	CALL data_output_flight
	1535	ENDIF
[3472]	1536	!
	1537	!-- Take virtual measurements
[3988]	1538	IF ( virtual_measurement .AND. time_virtual_measurement >= dt_virtual_measurement &
	1539	.AND. vm_time_start <= time_since_reference_point ) THEN
[3704]	1540	CALL vm_sampling
	1541	CALL vm_data_output
[3988]	1542	time_virtual_measurement = MOD( time_virtual_measurement, &
	1543	MAX( dt_virtual_measurement, dt_3d ) )
[3704]	1544	ENDIF
[4466]	1545
[1957]	1546	!
[4420]	1547	!-- Output wind turbine data
	1548	IF ( wind_turbine .AND. time_wtm >= dt_data_output_wtm ) THEN
	1549	CALL wtm_data_output
	1550	time_wtm = MOD( time_wtm, MAX( dt_data_output_wtm, dt_3d ) )
	1551	ENDIF
[4466]	1552
[4420]	1553	!
[1]	1554	!-- Profile output (ASCII) on file
	1555	IF ( time_dopr_listing >= dt_dopr_listing ) THEN
	1556	CALL print_1d
[3761]	1557	time_dopr_listing = MOD( time_dopr_listing, MAX( dt_dopr_listing, dt_3d ) )
[1]	1558	ENDIF
	1559
	1560	!
	1561	!-- Graphic output for PROFIL
[3761]	1562	IF ( time_dopr >= dt_dopr .AND. time_since_reference_point >= skip_time_dopr ) THEN
[1]	1563	IF ( dopr_n /= 0 ) CALL data_output_profiles
	1564	time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) )
[1342]	1565	time_dopr_av = 0.0_wp ! due to averaging (see above)
[1]	1566	ENDIF
	1567
	1568	!
	1569	!-- Graphic output for time series
	1570	IF ( time_dots >= dt_dots ) THEN
[48]	1571	CALL data_output_tseries
[1]	1572	time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) )
	1573	ENDIF
	1574
	1575	!
	1576	!-- Output of spectra (formatted for use with PROFIL), in case of no
	1577	!-- time averaging, spectra has to be calculated before
[3761]	1578	IF ( time_dosp >= dt_dosp .AND. time_since_reference_point >= skip_time_dosp ) THEN
[1]	1579	IF ( average_count_sp == 0 ) CALL calc_spectra
	1580	CALL data_output_spectra
	1581	time_dosp = MOD( time_dosp, MAX( dt_dosp, dt_3d ) )
	1582	ENDIF
	1583
	1584	!
	1585	!-- 2d-data output (cross-sections)
[3761]	1586	IF ( time_do2d_xy >= dt_do2d_xy .AND. time_since_reference_point >= skip_time_do2d_xy ) THEN
[3994]	1587	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1588	CALL doq_calculate
[3994]	1589
[1]	1590	CALL data_output_2d( 'xy', 0 )
	1591	time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) )
	1592	ENDIF
[3761]	1593	IF ( time_do2d_xz >= dt_do2d_xz .AND. time_since_reference_point >= skip_time_do2d_xz ) THEN
[3994]	1594	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
	1595
[4039]	1596	CALL doq_calculate
[1]	1597	CALL data_output_2d( 'xz', 0 )
	1598	time_do2d_xz = MOD( time_do2d_xz, MAX( dt_do2d_xz, dt_3d ) )
	1599	ENDIF
[3761]	1600	IF ( time_do2d_yz >= dt_do2d_yz .AND. time_since_reference_point >= skip_time_do2d_yz ) THEN
[3994]	1601	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1602	CALL doq_calculate
[3994]	1603
[1]	1604	CALL data_output_2d( 'yz', 0 )
	1605	time_do2d_yz = MOD( time_do2d_yz, MAX( dt_do2d_yz, dt_3d ) )
	1606	ENDIF
	1607
	1608	!
	1609	!-- 3d-data output (volume data)
[3761]	1610	IF ( time_do3d >= dt_do3d .AND. time_since_reference_point >= skip_time_do3d ) THEN
[3994]	1611	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1612	CALL doq_calculate
[3994]	1613
[1]	1614	CALL data_output_3d( 0 )
	1615	time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) )
	1616	ENDIF
	1617
	1618	!
[1783]	1619	!-- Masked data output
[410]	1620	DO mid = 1, masks
[3761]	1621	IF ( time_domask(mid) >= dt_domask(mid) &
	1622	.AND. time_since_reference_point >= skip_time_domask(mid) ) THEN
[3994]	1623	IF ( current_timestep_number > timestep_number_at_prev_calc ) &
[4039]	1624	CALL doq_calculate
[3994]	1625
[4069]	1626	CALL data_output_mask( 0, mid )
[3761]	1627	time_domask(mid) = MOD( time_domask(mid), MAX( dt_domask(mid), dt_3d ) )
[410]	1628	ENDIF
	1629	ENDDO
	1630
	1631	!
	1632	!-- Output of time-averaged 2d/3d/masked data
[3761]	1633	IF ( time_do_av >= dt_data_output_av &
	1634	.AND. time_since_reference_point >= skip_time_data_output_av ) THEN
[1]	1635	CALL average_3d_data
[3742]	1636	!
	1637	!-- Udate thermal comfort indices based on updated averaged input
	1638	IF ( biometeorology .AND. thermal_comfort ) THEN
	1639	CALL bio_calculate_thermal_index_maps ( .TRUE. )
	1640	ENDIF
[1]	1641	CALL data_output_2d( 'xy', 1 )
	1642	CALL data_output_2d( 'xz', 1 )
	1643	CALL data_output_2d( 'yz', 1 )
	1644	CALL data_output_3d( 1 )
[410]	1645	DO mid = 1, masks
[4069]	1646	CALL data_output_mask( 1, mid )
[410]	1647	ENDDO
[1]	1648	time_do_av = MOD( time_do_av, MAX( dt_data_output_av, dt_3d ) )
	1649	ENDIF
[3421]	1650	!
	1651	!-- Output of surface data, instantaneous and averaged data
[3648]	1652	IF ( surface_output ) THEN
[3761]	1653	IF ( time_dosurf >= dt_dosurf .AND. time_since_reference_point >= skip_time_dosurf ) THEN
[3648]	1654	CALL surface_data_output( 0 )
[3421]	1655	time_dosurf = MOD( time_dosurf, MAX( dt_dosurf, dt_3d ) )
	1656	ENDIF
[3761]	1657	IF ( time_dosurf_av >= dt_dosurf_av .AND. time_since_reference_point >= skip_time_dosurf_av ) THEN
[3648]	1658	CALL surface_data_output( 1 )
[3421]	1659	time_dosurf_av = MOD( time_dosurf_av, MAX( dt_dosurf_av, dt_3d ) )
	1660	ENDIF
	1661	ENDIF
[1]	1662
	1663	!
	1664	!-- Output of particle time series
[253]	1665	IF ( particle_advection ) THEN
[3761]	1666	IF ( time_dopts >= dt_dopts .OR. &
	1667	( time_since_reference_point >= particle_advection_start .AND. &
[849]	1668	first_call_lpm ) ) THEN
[4017]	1669	CALL lpm_data_output_ptseries
[253]	1670	time_dopts = MOD( time_dopts, MAX( dt_dopts, dt_3d ) )
	1671	ENDIF
[1]	1672	ENDIF
	1673
	1674	!
[3719]	1675	!-- If required, set the heat flux for the next time step to a random value
[2232]	1676	IF ( constant_heatflux .AND. random_heatflux ) THEN
[3719]	1677	IF ( surf_def_h(0)%ns >= 1 ) THEN
	1678	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1679	CALL disturb_heatflux( surf_def_h(0) )
	1680	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1681	ENDIF
	1682	IF ( surf_lsm_h%ns >= 1 ) THEN
	1683	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1684	CALL disturb_heatflux( surf_lsm_h )
	1685	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1686	ENDIF
	1687	IF ( surf_usm_h%ns >= 1 ) THEN
	1688	CALL cpu_log( log_point(23), 'disturb_heatflux', 'start' )
	1689	CALL disturb_heatflux( surf_usm_h )
	1690	CALL cpu_log( log_point(23), 'disturb_heatflux', 'stop' )
	1691	ENDIF
[2232]	1692	ENDIF
[1]	1693
	1694	!
[3684]	1695	!-- Execute alle other module actions routunes
	1696	CALL module_interface_actions( 'after_timestep' )
[2817]	1697
	1698	!
[1918]	1699	!-- Determine size of next time step. Save timestep dt_3d because it is
	1700	!-- newly calculated in routine timestep, but required further below for
	1701	!-- steering the run control output interval
	1702	dt_3d_old = dt_3d
	1703	CALL timestep
	1704
[4444]	1705	#if defined( __parallel )
[1918]	1706	!
[1925]	1707	!-- Synchronize the timestep in case of nested run.
	1708	IF ( nested_run ) THEN
	1709	!
	1710	!-- Synchronize by unifying the time step.
	1711	!-- Global minimum of all time-steps is used for all.
	1712	CALL pmci_synchronize
	1713	ENDIF
[4444]	1714	#endif
[1925]	1715
	1716	!
[1918]	1717	!-- Computation and output of run control parameters.
	1718	!-- This is also done whenever perturbations have been imposed
[3761]	1719	IF ( time_run_control >= dt_run_control .OR. &
	1720	timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) &
[1918]	1721	THEN
	1722	CALL run_control
	1723	IF ( time_run_control >= dt_run_control ) THEN
[3761]	1724	time_run_control = MOD( time_run_control, MAX( dt_run_control, dt_3d_old ) )
[1918]	1725	ENDIF
	1726	ENDIF
	1727
	1728	!
[1402]	1729	!-- Output elapsed simulated time in form of a progress bar on stdout
	1730	IF ( myid == 0 ) CALL output_progress_bar
	1731
[1]	1732	CALL cpu_log( log_point_s(10), 'timesteps', 'stop' )
	1733
[667]	1734
[1]	1735	ENDDO ! time loop
[3448]	1736
[3761]	1737	#if defined( _OPENACC )
[3658]	1738	CALL exit_surface_arrays
	1739	#endif
[3634]	1740	!$ACC END DATA
	1741	!$ACC END DATA
	1742	!$ACC END DATA
	1743	!$ACC END DATA
	1744	!$ACC END DATA
	1745	!$ACC END DATA
	1746	!$ACC END DATA
[4472]	1747	!$ACC END DATA
[3634]	1748
[4444]	1749	#if defined( __parallel )
[3347]	1750	!
[4466]	1751	!-- Vertical nesting: Deallocate variables initialized for vertical nesting
[2365]	1752	IF ( vnest_init ) CALL vnest_deallocate
[4444]	1753	#endif
[2365]	1754
[1402]	1755	IF ( myid == 0 ) CALL finish_progress_bar
	1756
[3885]	1757	CALL location_message( 'atmosphere (and/or ocean) time-stepping', 'finished' )
[1384]	1758
[1]	1759	END SUBROUTINE time_integration

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