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source: palm/trunk/SOURCE/time_integration.f90 @ 4464

Last change on this file since 4464 was 4457, checked in by raasch, 5 years ago
ghost point exchange modularized, bugfix for wrong 2d-exchange
Property svn:keywords set to `Id`
File size: 70.6 KB

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

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