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source: palm/trunk/SOURCE/dynamics_mod.f90 @ 4343

Last change on this file since 4343 was 4281, checked in by schwenkel, 5 years ago
Moved boundary_conds to dynamics module
Property svn:keywords set to `Id`
File size: 56.3 KB

Rev	Line
[4047]	1	!> @file dynamics_mod.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 1997-2019 Leibniz Universitaet Hannover
	18	!--------------------------------------------------------------------------------------------------!
	19	!
	20	! Current revisions:
	21	! -----------------
[4097]	22	!
	23	!
[4047]	24	! Former revisions:
	25	! -----------------
	26	! $Id: dynamics_mod.f90 4281 2019-10-29 15:15:39Z oliver.maas $
[4281]	27	! Moved boundary conditions in dynamics module
	28	!
	29	! 4097 2019-07-15 11:59:11Z suehring
[4097]	30	! Avoid overlong lines - limit is 132 characters per line
	31	!
	32	! 4047 2019-06-21 18:58:09Z knoop
[4047]	33	! Initial introduction of the dynamics module with only dynamics_swap_timelevel implemented
	34	!
	35	!
	36	! Description:
	37	! ------------
	38	!> This module contains the dynamics of PALM.
	39	!--------------------------------------------------------------------------------------------------!
	40	MODULE dynamics_mod
	41
	42
	43	USE arrays_3d, &
[4281]	44	ONLY: c_u, c_u_m, c_u_m_l, c_v, c_v_m, c_v_m_l, c_w, c_w_m, c_w_m_l, &
	45	dzu, &
	46	pt, pt_1, pt_2, pt_init, pt_p, &
[4047]	47	q, q_1, q_2, q_p, &
	48	s, s_1, s_2, s_p, &
[4281]	49	u, u_1, u_2, u_init, u_p, u_m_l, u_m_n, u_m_r, u_m_s, &
	50	v, v_1, v_2, v_p, v_init, v_m_l, v_m_n, v_m_r, v_m_s, &
	51	w, w_1, w_2, w_p, w_m_l, w_m_n, w_m_r, w_m_s
[4047]	52
	53	USE control_parameters, &
[4281]	54	ONLY: bc_dirichlet_l, &
	55	bc_dirichlet_s, &
	56	bc_radiation_l, &
	57	bc_radiation_n, &
	58	bc_radiation_r, &
	59	bc_radiation_s, &
	60	bc_pt_t_val, &
	61	bc_q_t_val, &
	62	bc_s_t_val, &
	63	child_domain, &
	64	coupling_mode, &
	65	dt_3d, &
	66	ibc_pt_b, &
	67	ibc_pt_t, &
	68	ibc_q_b, &
	69	ibc_q_t, &
	70	ibc_s_b, &
	71	ibc_s_t, &
	72	ibc_uv_b, &
	73	ibc_uv_t, &
	74	intermediate_timestep_count, &
	75	length, &
	76	nesting_offline, &
	77	nudging, &
[4047]	78	restart_string, &
	79	humidity, &
	80	neutral, &
[4281]	81	passive_scalar, &
	82	tsc, &
	83	use_cmax
[4047]	84
[4281]	85	USE grid_variables, &
	86	ONLY: ddx, &
	87	ddy, &
	88	dx, &
	89	dy
	90
[4047]	91	USE indices, &
	92	ONLY: nbgp, &
[4281]	93	nx, &
[4047]	94	nxl, &
[4281]	95	nxlg, &
[4047]	96	nxr, &
[4281]	97	nxrg, &
	98	ny, &
[4047]	99	nys, &
[4281]	100	nysg, &
[4047]	101	nyn, &
[4281]	102	nyng, &
[4047]	103	nzb, &
	104	nzt
	105
	106	USE kinds
	107
[4281]	108	USE pegrid
	109
	110	USE pmc_interface, &
	111	ONLY : nesting_mode
	112
	113	USE surface_mod, &
	114	ONLY : bc_h
	115
	116
[4047]	117	IMPLICIT NONE
	118
	119	LOGICAL :: dynamics_module_enabled = .FALSE. !<
	120
	121	SAVE
	122
	123	PRIVATE
	124
	125	!
	126	!-- Public functions
	127	PUBLIC &
	128	dynamics_parin, &
	129	dynamics_check_parameters, &
	130	dynamics_check_data_output_ts, &
	131	dynamics_check_data_output_pr, &
	132	dynamics_check_data_output, &
	133	dynamics_init_masks, &
	134	dynamics_define_netcdf_grid, &
	135	dynamics_init_arrays, &
	136	dynamics_init, &
	137	dynamics_init_checks, &
	138	dynamics_header, &
	139	dynamics_actions, &
	140	dynamics_non_advective_processes, &
	141	dynamics_exchange_horiz, &
	142	dynamics_prognostic_equations, &
[4281]	143	dynamics_boundary_conditions, &
[4047]	144	dynamics_swap_timelevel, &
	145	dynamics_3d_data_averaging, &
	146	dynamics_data_output_2d, &
	147	dynamics_data_output_3d, &
	148	dynamics_statistics, &
	149	dynamics_rrd_global, &
	150	dynamics_rrd_local, &
	151	dynamics_wrd_global, &
	152	dynamics_wrd_local, &
	153	dynamics_last_actions
	154
	155	!
	156	!-- Public parameters, constants and initial values
	157	PUBLIC &
	158	dynamics_module_enabled
	159
	160	INTERFACE dynamics_parin
	161	MODULE PROCEDURE dynamics_parin
	162	END INTERFACE dynamics_parin
	163
	164	INTERFACE dynamics_check_parameters
	165	MODULE PROCEDURE dynamics_check_parameters
	166	END INTERFACE dynamics_check_parameters
	167
	168	INTERFACE dynamics_check_data_output_ts
	169	MODULE PROCEDURE dynamics_check_data_output_ts
	170	END INTERFACE dynamics_check_data_output_ts
	171
	172	INTERFACE dynamics_check_data_output_pr
	173	MODULE PROCEDURE dynamics_check_data_output_pr
	174	END INTERFACE dynamics_check_data_output_pr
	175
	176	INTERFACE dynamics_check_data_output
	177	MODULE PROCEDURE dynamics_check_data_output
	178	END INTERFACE dynamics_check_data_output
	179
	180	INTERFACE dynamics_init_masks
	181	MODULE PROCEDURE dynamics_init_masks
	182	END INTERFACE dynamics_init_masks
	183
	184	INTERFACE dynamics_define_netcdf_grid
	185	MODULE PROCEDURE dynamics_define_netcdf_grid
	186	END INTERFACE dynamics_define_netcdf_grid
	187
	188	INTERFACE dynamics_init_arrays
	189	MODULE PROCEDURE dynamics_init_arrays
	190	END INTERFACE dynamics_init_arrays
	191
	192	INTERFACE dynamics_init
	193	MODULE PROCEDURE dynamics_init
	194	END INTERFACE dynamics_init
	195
	196	INTERFACE dynamics_init_checks
	197	MODULE PROCEDURE dynamics_init_checks
	198	END INTERFACE dynamics_init_checks
	199
	200	INTERFACE dynamics_header
	201	MODULE PROCEDURE dynamics_header
	202	END INTERFACE dynamics_header
	203
	204	INTERFACE dynamics_actions
	205	MODULE PROCEDURE dynamics_actions
	206	MODULE PROCEDURE dynamics_actions_ij
	207	END INTERFACE dynamics_actions
	208
	209	INTERFACE dynamics_non_advective_processes
	210	MODULE PROCEDURE dynamics_non_advective_processes
	211	MODULE PROCEDURE dynamics_non_advective_processes_ij
	212	END INTERFACE dynamics_non_advective_processes
	213
	214	INTERFACE dynamics_exchange_horiz
	215	MODULE PROCEDURE dynamics_exchange_horiz
	216	END INTERFACE dynamics_exchange_horiz
	217
	218	INTERFACE dynamics_prognostic_equations
	219	MODULE PROCEDURE dynamics_prognostic_equations
	220	MODULE PROCEDURE dynamics_prognostic_equations_ij
	221	END INTERFACE dynamics_prognostic_equations
	222
[4281]	223	INTERFACE dynamics_boundary_conditions
	224	MODULE PROCEDURE dynamics_boundary_conditions
	225	END INTERFACE dynamics_boundary_conditions
	226
[4047]	227	INTERFACE dynamics_swap_timelevel
	228	MODULE PROCEDURE dynamics_swap_timelevel
	229	END INTERFACE dynamics_swap_timelevel
	230
	231	INTERFACE dynamics_3d_data_averaging
	232	MODULE PROCEDURE dynamics_3d_data_averaging
	233	END INTERFACE dynamics_3d_data_averaging
	234
	235	INTERFACE dynamics_data_output_2d
	236	MODULE PROCEDURE dynamics_data_output_2d
	237	END INTERFACE dynamics_data_output_2d
	238
	239	INTERFACE dynamics_data_output_3d
	240	MODULE PROCEDURE dynamics_data_output_3d
	241	END INTERFACE dynamics_data_output_3d
	242
	243	INTERFACE dynamics_statistics
	244	MODULE PROCEDURE dynamics_statistics
	245	END INTERFACE dynamics_statistics
	246
	247	INTERFACE dynamics_rrd_global
	248	MODULE PROCEDURE dynamics_rrd_global
	249	END INTERFACE dynamics_rrd_global
	250
	251	INTERFACE dynamics_rrd_local
	252	MODULE PROCEDURE dynamics_rrd_local
	253	END INTERFACE dynamics_rrd_local
	254
	255	INTERFACE dynamics_wrd_global
	256	MODULE PROCEDURE dynamics_wrd_global
	257	END INTERFACE dynamics_wrd_global
	258
	259	INTERFACE dynamics_wrd_local
	260	MODULE PROCEDURE dynamics_wrd_local
	261	END INTERFACE dynamics_wrd_local
	262
	263	INTERFACE dynamics_last_actions
	264	MODULE PROCEDURE dynamics_last_actions
	265	END INTERFACE dynamics_last_actions
	266
	267
	268	CONTAINS
	269
	270
	271	!--------------------------------------------------------------------------------------------------!
	272	! Description:
	273	! ------------
	274	!> Read module-specific namelist
	275	!--------------------------------------------------------------------------------------------------!
	276	SUBROUTINE dynamics_parin
	277
	278
	279	CHARACTER (LEN=80) :: line !< dummy string that contains the current line of the parameter file
	280
	281	NAMELIST /dynamics_parameters/ &
	282	dynamics_module_enabled
	283
	284	line = ' '
	285	!
	286	!-- Try to find module-specific namelist
	287	REWIND ( 11 )
	288	line = ' '
	289	DO WHILE ( INDEX( line, '&dynamics_parameters' ) == 0 )
	290	READ ( 11, '(A)', END=12 ) line
	291	ENDDO
	292	BACKSPACE ( 11 )
	293
	294	!-- Set default module switch to true
	295	dynamics_module_enabled = .TRUE.
	296
	297	!-- Read user-defined namelist
	298	READ ( 11, dynamics_parameters, ERR = 10 )
	299
	300	GOTO 12
	301
	302	10 BACKSPACE( 11 )
	303	READ( 11 , '(A)') line
	304	CALL parin_fail_message( 'dynamics_parameters', line )
	305
	306	12 CONTINUE
	307
	308	END SUBROUTINE dynamics_parin
	309
	310
	311	!--------------------------------------------------------------------------------------------------!
	312	! Description:
	313	! ------------
	314	!> Check control parameters and deduce further quantities.
	315	!--------------------------------------------------------------------------------------------------!
	316	SUBROUTINE dynamics_check_parameters
	317
	318
	319	END SUBROUTINE dynamics_check_parameters
	320
	321
	322	!--------------------------------------------------------------------------------------------------!
	323	! Description:
	324	! ------------
	325	!> Set module-specific timeseries units and labels
	326	!--------------------------------------------------------------------------------------------------!
	327	SUBROUTINE dynamics_check_data_output_ts( dots_max, dots_num, dots_label, dots_unit )
	328
	329
	330	INTEGER(iwp), INTENT(IN) :: dots_max
	331	INTEGER(iwp), INTENT(INOUT) :: dots_num
	332	CHARACTER (LEN=*), DIMENSION(dots_max), INTENT(INOUT) :: dots_label
	333	CHARACTER (LEN=*), DIMENSION(dots_max), INTENT(INOUT) :: dots_unit
	334
	335	!
	336	!-- Next line is to avoid compiler warning about unused variables. Please remove.
	337	IF ( dots_num == 0 .OR. dots_label(1)(1:1) == ' ' .OR. dots_unit(1)(1:1) == ' ' ) CONTINUE
	338
	339
	340	END SUBROUTINE dynamics_check_data_output_ts
	341
	342
	343	!--------------------------------------------------------------------------------------------------!
	344	! Description:
	345	! ------------
	346	!> Set the unit of module-specific profile output quantities. For those variables not recognized,
	347	!> the parameter unit is set to "illegal", which tells the calling routine that the output variable
	348	!> is not defined and leads to a program abort.
	349	!--------------------------------------------------------------------------------------------------!
	350	SUBROUTINE dynamics_check_data_output_pr( variable, var_count, unit, dopr_unit )
	351
	352
	353	CHARACTER (LEN=*) :: unit !<
	354	CHARACTER (LEN=*) :: variable !<
	355	CHARACTER (LEN=*) :: dopr_unit !< local value of dopr_unit
	356
	357	INTEGER(iwp) :: var_count !<
	358
	359	!
	360	!-- Next line is to avoid compiler warning about unused variables. Please remove.
	361	IF ( unit(1:1) == ' ' .OR. dopr_unit(1:1) == ' ' .OR. var_count == 0 ) CONTINUE
	362
	363	SELECT CASE ( TRIM( variable ) )
	364
	365	! CASE ( 'var_name' )
	366
	367	CASE DEFAULT
	368	unit = 'illegal'
	369
	370	END SELECT
	371
	372
	373	END SUBROUTINE dynamics_check_data_output_pr
	374
	375
	376	!--------------------------------------------------------------------------------------------------!
	377	! Description:
	378	! ------------
	379	!> Set the unit of module-specific output quantities. For those variables not recognized,
	380	!> the parameter unit is set to "illegal", which tells the calling routine that the output variable
	381	!< is not defined and leads to a program abort.
	382	!--------------------------------------------------------------------------------------------------!
	383	SUBROUTINE dynamics_check_data_output( variable, unit )
	384
	385
	386	CHARACTER (LEN=*) :: unit !<
	387	CHARACTER (LEN=*) :: variable !<
	388
	389	SELECT CASE ( TRIM( variable ) )
	390
	391	! CASE ( 'u2' )
	392
	393	CASE DEFAULT
	394	unit = 'illegal'
	395
	396	END SELECT
	397
	398
	399	END SUBROUTINE dynamics_check_data_output
	400
	401
	402	!------------------------------------------------------------------------------!
	403	!
	404	! Description:
	405	! ------------
	406	!> Initialize module-specific masked output
	407	!------------------------------------------------------------------------------!
	408	SUBROUTINE dynamics_init_masks( variable, unit )
	409
	410
	411	CHARACTER (LEN=*) :: unit !<
	412	CHARACTER (LEN=*) :: variable !<
	413
	414
	415	SELECT CASE ( TRIM( variable ) )
	416
	417	! CASE ( 'u2' )
	418
	419	CASE DEFAULT
	420	unit = 'illegal'
	421
	422	END SELECT
	423
	424
	425	END SUBROUTINE dynamics_init_masks
	426
	427
	428	!--------------------------------------------------------------------------------------------------!
	429	! Description:
	430	! ------------
	431	!> Initialize module-specific arrays
	432	!--------------------------------------------------------------------------------------------------!
	433	SUBROUTINE dynamics_init_arrays
	434
	435
	436	END SUBROUTINE dynamics_init_arrays
	437
	438
	439	!--------------------------------------------------------------------------------------------------!
	440	! Description:
	441	! ------------
	442	!> Execution of module-specific initializing actions
	443	!--------------------------------------------------------------------------------------------------!
	444	SUBROUTINE dynamics_init
	445
	446
	447	END SUBROUTINE dynamics_init
	448
	449
	450	!--------------------------------------------------------------------------------------------------!
	451	! Description:
	452	! ------------
	453	!> Perform module-specific post-initialization checks
	454	!--------------------------------------------------------------------------------------------------!
	455	SUBROUTINE dynamics_init_checks
	456
	457
	458	END SUBROUTINE dynamics_init_checks
	459
	460
	461	!--------------------------------------------------------------------------------------------------!
	462	! Description:
	463	! ------------
	464	!> Set the grids on which module-specific output quantities are defined. Allowed values for
	465	!> grid_x are "x" and "xu", for grid_y "y" and "yv", and for grid_z "zu" and "zw".
	466	!--------------------------------------------------------------------------------------------------!
	467	SUBROUTINE dynamics_define_netcdf_grid( variable, found, grid_x, grid_y, grid_z )
	468
	469
	470	CHARACTER (LEN=*) :: grid_x !<
	471	CHARACTER (LEN=*) :: grid_y !<
	472	CHARACTER (LEN=*) :: grid_z !<
	473	CHARACTER (LEN=*) :: variable !<
	474
	475	LOGICAL :: found !<
	476
	477
	478	SELECT CASE ( TRIM( variable ) )
	479
	480	! CASE ( 'u2' )
	481
	482	CASE DEFAULT
	483	found = .FALSE.
	484	grid_x = 'none'
	485	grid_y = 'none'
	486	grid_z = 'none'
	487
	488	END SELECT
	489
	490
	491	END SUBROUTINE dynamics_define_netcdf_grid
	492
	493
	494	!--------------------------------------------------------------------------------------------------!
	495	! Description:
	496	! ------------
	497	!> Print a header with module-specific information.
	498	!--------------------------------------------------------------------------------------------------!
	499	SUBROUTINE dynamics_header( io )
	500
	501
	502	INTEGER(iwp) :: io !<
	503
	504	!
	505	!-- If no module-specific variables are read from the namelist-file, no information will be printed.
	506	IF ( .NOT. dynamics_module_enabled ) THEN
	507	WRITE ( io, 100 )
	508	RETURN
	509	ENDIF
	510
	511	!
	512	!-- Printing the information.
	513	WRITE ( io, 110 )
	514
	515	!
	516	!-- Format-descriptors
	517	100 FORMAT (//' *** dynamic module disabled'/)
	518	110 FORMAT (//1X,78('#') &
	519	//' User-defined variables and actions:'/ &
	520	' -----------------------------------'//)
	521
	522	END SUBROUTINE dynamics_header
	523
	524
	525	!--------------------------------------------------------------------------------------------------!
	526	! Description:
	527	! ------------
	528	!> Execute module-specific actions for all grid points
	529	!--------------------------------------------------------------------------------------------------!
	530	SUBROUTINE dynamics_actions( location )
	531
	532
	533	CHARACTER (LEN=*) :: location !<
	534
	535	! INTEGER(iwp) :: i !<
	536	! INTEGER(iwp) :: j !<
	537	! INTEGER(iwp) :: k !<
	538
	539	!
	540	!-- Here the user-defined actions follow
	541	!-- No calls for single grid points are allowed at locations before and
	542	!-- after the timestep, since these calls are not within an i,j-loop
	543	SELECT CASE ( location )
	544
	545	CASE ( 'before_timestep' )
	546
	547
	548	CASE ( 'before_prognostic_equations' )
	549
	550
	551	CASE ( 'after_integration' )
	552
	553
	554	CASE ( 'after_timestep' )
	555
	556
	557	CASE ( 'u-tendency' )
	558
	559
	560	CASE ( 'v-tendency' )
	561
	562
	563	CASE ( 'w-tendency' )
	564
	565
	566	CASE ( 'pt-tendency' )
	567
	568
	569	CASE ( 'sa-tendency' )
	570
	571
	572	CASE ( 'e-tendency' )
	573
	574
	575	CASE ( 'q-tendency' )
	576
	577
	578	CASE ( 's-tendency' )
	579
	580
	581	CASE DEFAULT
	582	CONTINUE
	583
	584	END SELECT
	585
	586	END SUBROUTINE dynamics_actions
	587
	588
	589	!--------------------------------------------------------------------------------------------------!
	590	! Description:
	591	! ------------
	592	!> Execute module-specific actions for grid point i,j
	593	!--------------------------------------------------------------------------------------------------!
	594	SUBROUTINE dynamics_actions_ij( i, j, location )
	595
	596
	597	CHARACTER (LEN=*) :: location
	598
	599	INTEGER(iwp) :: i
	600	INTEGER(iwp) :: j
	601
	602	!
	603	!-- Here the user-defined actions follow
	604	SELECT CASE ( location )
	605
	606	CASE ( 'u-tendency' )
	607
	608	!-- Next line is to avoid compiler warning about unused variables. Please remove.
	609	IF ( i + j < 0 ) CONTINUE
	610
	611	CASE ( 'v-tendency' )
	612
	613
	614	CASE ( 'w-tendency' )
	615
	616
	617	CASE ( 'pt-tendency' )
	618
	619
	620	CASE ( 'sa-tendency' )
	621
	622
	623	CASE ( 'e-tendency' )
	624
	625
	626	CASE ( 'q-tendency' )
	627
	628
	629	CASE ( 's-tendency' )
	630
	631
	632	CASE DEFAULT
	633	CONTINUE
	634
	635	END SELECT
	636
	637	END SUBROUTINE dynamics_actions_ij
	638
	639
	640	!--------------------------------------------------------------------------------------------------!
	641	! Description:
	642	! ------------
	643	!> Compute module-specific non-advective processes for all grid points
	644	!--------------------------------------------------------------------------------------------------!
	645	SUBROUTINE dynamics_non_advective_processes
	646
	647
	648
	649	END SUBROUTINE dynamics_non_advective_processes
	650
	651
	652	!--------------------------------------------------------------------------------------------------!
	653	! Description:
	654	! ------------
	655	!> Compute module-specific non-advective processes for grid points i,j
	656	!--------------------------------------------------------------------------------------------------!
	657	SUBROUTINE dynamics_non_advective_processes_ij( i, j )
	658
	659
	660	INTEGER(iwp) :: i !<
	661	INTEGER(iwp) :: j !<
	662
	663	!
	664	!-- Next line is just to avoid compiler warnings about unused variables. You may remove it.
	665	IF ( i + j < 0 ) CONTINUE
	666
	667
	668	END SUBROUTINE dynamics_non_advective_processes_ij
	669
	670
	671	!--------------------------------------------------------------------------------------------------!
	672	! Description:
	673	! ------------
	674	!> Perform module-specific horizontal boundary exchange
	675	!--------------------------------------------------------------------------------------------------!
	676	SUBROUTINE dynamics_exchange_horiz
	677
	678
	679
	680	END SUBROUTINE dynamics_exchange_horiz
	681
	682
	683	!--------------------------------------------------------------------------------------------------!
	684	! Description:
	685	! ------------
	686	!> Compute module-specific prognostic equations for all grid points
	687	!--------------------------------------------------------------------------------------------------!
	688	SUBROUTINE dynamics_prognostic_equations
	689
	690
	691
	692	END SUBROUTINE dynamics_prognostic_equations
	693
	694
	695	!--------------------------------------------------------------------------------------------------!
	696	! Description:
	697	! ------------
	698	!> Compute module-specific prognostic equations for grid point i,j
	699	!--------------------------------------------------------------------------------------------------!
	700	SUBROUTINE dynamics_prognostic_equations_ij( i, j, i_omp_start, tn )
	701
	702
	703	INTEGER(iwp), INTENT(IN) :: i !< grid index in x-direction
	704	INTEGER(iwp), INTENT(IN) :: j !< grid index in y-direction
	705	INTEGER(iwp), INTENT(IN) :: i_omp_start !< first loop index of i-loop in prognostic_equations
	706	INTEGER(iwp), INTENT(IN) :: tn !< task number of openmp task
	707
	708	!
	709	!-- Next line is just to avoid compiler warnings about unused variables. You may remove it.
	710	IF ( i + j + i_omp_start + tn < 0 ) CONTINUE
	711
	712	END SUBROUTINE dynamics_prognostic_equations_ij
	713
	714
[4281]	715	!--------------------------------------------------------------------------------------------------!
	716	! Description:
	717	! ------------
	718	!> Compute boundary conditions of dynamics model
	719	!--------------------------------------------------------------------------------------------------!
	720	SUBROUTINE dynamics_boundary_conditions
	721
	722	IMPLICIT NONE
	723
	724	INTEGER(iwp) :: i !< grid index x direction
	725	INTEGER(iwp) :: j !< grid index y direction
	726	INTEGER(iwp) :: k !< grid index z direction
	727	INTEGER(iwp) :: l !< running index boundary type, for up- and downward-facing walls
	728	INTEGER(iwp) :: m !< running index surface elements
	729
	730	REAL(wp) :: c_max !< maximum phase velocity allowed by CFL criterion, used for outflow boundary condition
	731	REAL(wp) :: denom !< horizontal gradient of velocity component normal to the outflow boundary
	732
	733	!
	734	!-- Bottom boundary
	735	IF ( ibc_uv_b == 1 ) THEN
	736	u_p(nzb,:,:) = u_p(nzb+1,:,:)
	737	v_p(nzb,:,:) = v_p(nzb+1,:,:)
	738	ENDIF
	739	!
	740	!-- Set zero vertical velocity at topography top (l=0), or bottom (l=1) in case
	741	!-- of downward-facing surfaces.
	742	DO l = 0, 1
	743	!$OMP PARALLEL DO PRIVATE( i, j, k )
	744	!$ACC PARALLEL LOOP PRIVATE(i, j, k) &
	745	!$ACC PRESENT(bc_h, w_p)
	746	DO m = 1, bc_h(l)%ns
	747	i = bc_h(l)%i(m)
	748	j = bc_h(l)%j(m)
	749	k = bc_h(l)%k(m)
	750	w_p(k+bc_h(l)%koff,j,i) = 0.0_wp
	751	ENDDO
	752	ENDDO
	753
	754	!
	755	!-- Top boundary. A nested domain ( ibc_uv_t = 3 ) does not require settings.
	756	IF ( ibc_uv_t == 0 ) THEN
	757	!$ACC KERNELS PRESENT(u_p, v_p, u_init, v_init)
	758	u_p(nzt+1,:,:) = u_init(nzt+1)
	759	v_p(nzt+1,:,:) = v_init(nzt+1)
	760	!$ACC END KERNELS
	761	ELSEIF ( ibc_uv_t == 1 ) THEN
	762	u_p(nzt+1,:,:) = u_p(nzt,:,:)
	763	v_p(nzt+1,:,:) = v_p(nzt,:,:)
	764	ENDIF
	765
	766	!
	767	!-- Vertical nesting: Vertical velocity not zero at the top of the fine grid
	768	IF ( .NOT. child_domain .AND. .NOT. nesting_offline .AND. &
	769	TRIM(coupling_mode) /= 'vnested_fine' ) THEN
	770	!$ACC KERNELS PRESENT(w_p)
	771	w_p(nzt:nzt+1,:,:) = 0.0_wp !< nzt is not a prognostic level (but cf. pres)
	772	!$ACC END KERNELS
	773	ENDIF
	774
	775	!
	776	!-- Temperature at bottom and top boundary.
	777	!-- In case of coupled runs (ibc_pt_b = 2) the temperature is given by
	778	!-- the sea surface temperature of the coupled ocean model.
	779	!-- Dirichlet
	780	IF ( .NOT. neutral ) THEN
	781	IF ( ibc_pt_b == 0 ) THEN
	782	DO l = 0, 1
	783	!$OMP PARALLEL DO PRIVATE( i, j, k )
	784	DO m = 1, bc_h(l)%ns
	785	i = bc_h(l)%i(m)
	786	j = bc_h(l)%j(m)
	787	k = bc_h(l)%k(m)
	788	pt_p(k+bc_h(l)%koff,j,i) = pt(k+bc_h(l)%koff,j,i)
	789	ENDDO
	790	ENDDO
	791	!
	792	!-- Neumann, zero-gradient
	793	ELSEIF ( ibc_pt_b == 1 ) THEN
	794	DO l = 0, 1
	795	!$OMP PARALLEL DO PRIVATE( i, j, k )
	796	!$ACC PARALLEL LOOP PRIVATE(i, j, k) &
	797	!$ACC PRESENT(bc_h, pt_p)
	798	DO m = 1, bc_h(l)%ns
	799	i = bc_h(l)%i(m)
	800	j = bc_h(l)%j(m)
	801	k = bc_h(l)%k(m)
	802	pt_p(k+bc_h(l)%koff,j,i) = pt_p(k,j,i)
	803	ENDDO
	804	ENDDO
	805	ENDIF
	806
	807	!
	808	!-- Temperature at top boundary
	809	IF ( ibc_pt_t == 0 ) THEN
	810	pt_p(nzt+1,:,:) = pt(nzt+1,:,:)
	811	!
	812	!-- In case of nudging adjust top boundary to pt which is
	813	!-- read in from NUDGING-DATA
	814	IF ( nudging ) THEN
	815	pt_p(nzt+1,:,:) = pt_init(nzt+1)
	816	ENDIF
	817	ELSEIF ( ibc_pt_t == 1 ) THEN
	818	pt_p(nzt+1,:,:) = pt_p(nzt,:,:)
	819	ELSEIF ( ibc_pt_t == 2 ) THEN
	820	!$ACC KERNELS PRESENT(pt_p, dzu)
	821	pt_p(nzt+1,:,:) = pt_p(nzt,:,:) + bc_pt_t_val * dzu(nzt+1)
	822	!$ACC END KERNELS
	823	ENDIF
	824	ENDIF
	825	!
	826	!-- Boundary conditions for total water content,
	827	!-- bottom and top boundary (see also temperature)
	828	IF ( humidity ) THEN
	829	!
	830	!-- Surface conditions for constant_humidity_flux
	831	!-- Run loop over all non-natural and natural walls. Note, in wall-datatype
	832	!-- the k coordinate belongs to the atmospheric grid point, therefore, set
	833	!-- q_p at k-1
	834	IF ( ibc_q_b == 0 ) THEN
	835
	836	DO l = 0, 1
	837	!$OMP PARALLEL DO PRIVATE( i, j, k )
	838	DO m = 1, bc_h(l)%ns
	839	i = bc_h(l)%i(m)
	840	j = bc_h(l)%j(m)
	841	k = bc_h(l)%k(m)
	842	q_p(k+bc_h(l)%koff,j,i) = q(k+bc_h(l)%koff,j,i)
	843	ENDDO
	844	ENDDO
	845
	846	ELSE
	847
	848	DO l = 0, 1
	849	!$OMP PARALLEL DO PRIVATE( i, j, k )
	850	DO m = 1, bc_h(l)%ns
	851	i = bc_h(l)%i(m)
	852	j = bc_h(l)%j(m)
	853	k = bc_h(l)%k(m)
	854	q_p(k+bc_h(l)%koff,j,i) = q_p(k,j,i)
	855	ENDDO
	856	ENDDO
	857	ENDIF
	858	!
	859	!-- Top boundary
	860	IF ( ibc_q_t == 0 ) THEN
	861	q_p(nzt+1,:,:) = q(nzt+1,:,:)
	862	ELSEIF ( ibc_q_t == 1 ) THEN
	863	q_p(nzt+1,:,:) = q_p(nzt,:,:) + bc_q_t_val * dzu(nzt+1)
	864	ENDIF
	865	ENDIF
	866	!
	867	!-- Boundary conditions for scalar,
	868	!-- bottom and top boundary (see also temperature)
	869	IF ( passive_scalar ) THEN
	870	!
	871	!-- Surface conditions for constant_humidity_flux
	872	!-- Run loop over all non-natural and natural walls. Note, in wall-datatype
	873	!-- the k coordinate belongs to the atmospheric grid point, therefore, set
	874	!-- s_p at k-1
	875	IF ( ibc_s_b == 0 ) THEN
	876
	877	DO l = 0, 1
	878	!$OMP PARALLEL DO PRIVATE( i, j, k )
	879	DO m = 1, bc_h(l)%ns
	880	i = bc_h(l)%i(m)
	881	j = bc_h(l)%j(m)
	882	k = bc_h(l)%k(m)
	883	s_p(k+bc_h(l)%koff,j,i) = s(k+bc_h(l)%koff,j,i)
	884	ENDDO
	885	ENDDO
	886
	887	ELSE
	888
	889	DO l = 0, 1
	890	!$OMP PARALLEL DO PRIVATE( i, j, k )
	891	DO m = 1, bc_h(l)%ns
	892	i = bc_h(l)%i(m)
	893	j = bc_h(l)%j(m)
	894	k = bc_h(l)%k(m)
	895	s_p(k+bc_h(l)%koff,j,i) = s_p(k,j,i)
	896	ENDDO
	897	ENDDO
	898	ENDIF
	899	!
	900	!-- Top boundary condition
	901	IF ( ibc_s_t == 0 ) THEN
	902	s_p(nzt+1,:,:) = s(nzt+1,:,:)
	903	ELSEIF ( ibc_s_t == 1 ) THEN
	904	s_p(nzt+1,:,:) = s_p(nzt,:,:)
	905	ELSEIF ( ibc_s_t == 2 ) THEN
	906	s_p(nzt+1,:,:) = s_p(nzt,:,:) + bc_s_t_val * dzu(nzt+1)
	907	ENDIF
	908
	909	ENDIF
	910	!
	911	!-- In case of inflow or nest boundary at the south boundary the boundary for v
	912	!-- is at nys and in case of inflow or nest boundary at the left boundary the
	913	!-- boundary for u is at nxl. Since in prognostic_equations (cache optimized
	914	!-- version) these levels are handled as a prognostic level, boundary values
	915	!-- have to be restored here.
	916	IF ( bc_dirichlet_s ) THEN
	917	v_p(:,nys,:) = v_p(:,nys-1,:)
	918	ELSEIF ( bc_dirichlet_l ) THEN
	919	u_p(:,:,nxl) = u_p(:,:,nxl-1)
	920	ENDIF
	921
	922	!
	923	!-- The same restoration for u at i=nxl and v at j=nys as above must be made
	924	!-- in case of nest boundaries. This must not be done in case of vertical nesting
	925	!-- mode as in that case the lateral boundaries are actually cyclic.
	926	!-- Lateral oundary conditions for TKE and dissipation are set
	927	!-- in tcm_boundary_conds.
	928	IF ( nesting_mode /= 'vertical' .OR. nesting_offline ) THEN
	929	IF ( bc_dirichlet_s ) THEN
	930	v_p(:,nys,:) = v_p(:,nys-1,:)
	931	ENDIF
	932	IF ( bc_dirichlet_l ) THEN
	933	u_p(:,:,nxl) = u_p(:,:,nxl-1)
	934	ENDIF
	935	ENDIF
	936
	937	!
	938	!-- Lateral boundary conditions for scalar quantities at the outflow.
	939	!-- Lateral oundary conditions for TKE and dissipation are set
	940	!-- in tcm_boundary_conds.
	941	IF ( bc_radiation_s ) THEN
	942	pt_p(:,nys-1,:) = pt_p(:,nys,:)
	943	IF ( humidity ) THEN
	944	q_p(:,nys-1,:) = q_p(:,nys,:)
	945	ENDIF
	946	IF ( passive_scalar ) s_p(:,nys-1,:) = s_p(:,nys,:)
	947	ELSEIF ( bc_radiation_n ) THEN
	948	pt_p(:,nyn+1,:) = pt_p(:,nyn,:)
	949	IF ( humidity ) THEN
	950	q_p(:,nyn+1,:) = q_p(:,nyn,:)
	951	ENDIF
	952	IF ( passive_scalar ) s_p(:,nyn+1,:) = s_p(:,nyn,:)
	953	ELSEIF ( bc_radiation_l ) THEN
	954	pt_p(:,:,nxl-1) = pt_p(:,:,nxl)
	955	IF ( humidity ) THEN
	956	q_p(:,:,nxl-1) = q_p(:,:,nxl)
	957	ENDIF
	958	IF ( passive_scalar ) s_p(:,:,nxl-1) = s_p(:,:,nxl)
	959	ELSEIF ( bc_radiation_r ) THEN
	960	pt_p(:,:,nxr+1) = pt_p(:,:,nxr)
	961	IF ( humidity ) THEN
	962	q_p(:,:,nxr+1) = q_p(:,:,nxr)
	963	ENDIF
	964	IF ( passive_scalar ) s_p(:,:,nxr+1) = s_p(:,:,nxr)
	965	ENDIF
	966
	967	!
	968	!-- Radiation boundary conditions for the velocities at the respective outflow.
	969	!-- The phase velocity is either assumed to the maximum phase velocity that
	970	!-- ensures numerical stability (CFL-condition) or calculated after
	971	!-- Orlanski(1976) and averaged along the outflow boundary.
	972	IF ( bc_radiation_s ) THEN
	973
	974	IF ( use_cmax ) THEN
	975	u_p(:,-1,:) = u(:,0,:)
	976	v_p(:,0,:) = v(:,1,:)
	977	w_p(:,-1,:) = w(:,0,:)
	978	ELSEIF ( .NOT. use_cmax ) THEN
	979
	980	c_max = dy / dt_3d
	981
	982	c_u_m_l = 0.0_wp
	983	c_v_m_l = 0.0_wp
	984	c_w_m_l = 0.0_wp
	985
	986	c_u_m = 0.0_wp
	987	c_v_m = 0.0_wp
	988	c_w_m = 0.0_wp
	989
	990	!
	991	!-- Calculate the phase speeds for u, v, and w, first local and then
	992	!-- average along the outflow boundary.
	993	DO k = nzb+1, nzt+1
	994	DO i = nxl, nxr
	995
	996	denom = u_m_s(k,0,i) - u_m_s(k,1,i)
	997
	998	IF ( denom /= 0.0_wp ) THEN
	999	c_u(k,i) = -c_max * ( u(k,0,i) - u_m_s(k,0,i) ) / ( denom * tsc(2) )
	1000	IF ( c_u(k,i) < 0.0_wp ) THEN
	1001	c_u(k,i) = 0.0_wp
	1002	ELSEIF ( c_u(k,i) > c_max ) THEN
	1003	c_u(k,i) = c_max
	1004	ENDIF
	1005	ELSE
	1006	c_u(k,i) = c_max
	1007	ENDIF
	1008
	1009	denom = v_m_s(k,1,i) - v_m_s(k,2,i)
	1010
	1011	IF ( denom /= 0.0_wp ) THEN
	1012	c_v(k,i) = -c_max * ( v(k,1,i) - v_m_s(k,1,i) ) / ( denom * tsc(2) )
	1013	IF ( c_v(k,i) < 0.0_wp ) THEN
	1014	c_v(k,i) = 0.0_wp
	1015	ELSEIF ( c_v(k,i) > c_max ) THEN
	1016	c_v(k,i) = c_max
	1017	ENDIF
	1018	ELSE
	1019	c_v(k,i) = c_max
	1020	ENDIF
	1021
	1022	denom = w_m_s(k,0,i) - w_m_s(k,1,i)
	1023
	1024	IF ( denom /= 0.0_wp ) THEN
	1025	c_w(k,i) = -c_max * ( w(k,0,i) - w_m_s(k,0,i) ) / ( denom * tsc(2) )
	1026	IF ( c_w(k,i) < 0.0_wp ) THEN
	1027	c_w(k,i) = 0.0_wp
	1028	ELSEIF ( c_w(k,i) > c_max ) THEN
	1029	c_w(k,i) = c_max
	1030	ENDIF
	1031	ELSE
	1032	c_w(k,i) = c_max
	1033	ENDIF
	1034
	1035	c_u_m_l(k) = c_u_m_l(k) + c_u(k,i)
	1036	c_v_m_l(k) = c_v_m_l(k) + c_v(k,i)
	1037	c_w_m_l(k) = c_w_m_l(k) + c_w(k,i)
	1038
	1039	ENDDO
	1040	ENDDO
	1041
	1042	#if defined( __parallel )
	1043	IF ( collective_wait ) CALL MPI_BARRIER( comm1dx, ierr )
	1044	CALL MPI_ALLREDUCE( c_u_m_l(nzb+1), c_u_m(nzb+1), nzt-nzb, MPI_REAL, &
	1045	MPI_SUM, comm1dx, ierr )
	1046	IF ( collective_wait ) CALL MPI_BARRIER( comm1dx, ierr )
	1047	CALL MPI_ALLREDUCE( c_v_m_l(nzb+1), c_v_m(nzb+1), nzt-nzb, MPI_REAL, &
	1048	MPI_SUM, comm1dx, ierr )
	1049	IF ( collective_wait ) CALL MPI_BARRIER( comm1dx, ierr )
	1050	CALL MPI_ALLREDUCE( c_w_m_l(nzb+1), c_w_m(nzb+1), nzt-nzb, MPI_REAL, &
	1051	MPI_SUM, comm1dx, ierr )
	1052	#else
	1053	c_u_m = c_u_m_l
	1054	c_v_m = c_v_m_l
	1055	c_w_m = c_w_m_l
	1056	#endif
	1057
	1058	c_u_m = c_u_m / (nx+1)
	1059	c_v_m = c_v_m / (nx+1)
	1060	c_w_m = c_w_m / (nx+1)
	1061
	1062	!
	1063	!-- Save old timelevels for the next timestep
	1064	IF ( intermediate_timestep_count == 1 ) THEN
	1065	u_m_s(:,:,:) = u(:,0:1,:)
	1066	v_m_s(:,:,:) = v(:,1:2,:)
	1067	w_m_s(:,:,:) = w(:,0:1,:)
	1068	ENDIF
	1069
	1070	!
	1071	!-- Calculate the new velocities
	1072	DO k = nzb+1, nzt+1
	1073	DO i = nxlg, nxrg
	1074	u_p(k,-1,i) = u(k,-1,i) - dt_3d * tsc(2) * c_u_m(k) * &
	1075	( u(k,-1,i) - u(k,0,i) ) * ddy
	1076
	1077	v_p(k,0,i) = v(k,0,i) - dt_3d * tsc(2) * c_v_m(k) * &
	1078	( v(k,0,i) - v(k,1,i) ) * ddy
	1079
	1080	w_p(k,-1,i) = w(k,-1,i) - dt_3d * tsc(2) * c_w_m(k) * &
	1081	( w(k,-1,i) - w(k,0,i) ) * ddy
	1082	ENDDO
	1083	ENDDO
	1084
	1085	!
	1086	!-- Bottom boundary at the outflow
	1087	IF ( ibc_uv_b == 0 ) THEN
	1088	u_p(nzb,-1,:) = 0.0_wp
	1089	v_p(nzb,0,:) = 0.0_wp
	1090	ELSE
	1091	u_p(nzb,-1,:) = u_p(nzb+1,-1,:)
	1092	v_p(nzb,0,:) = v_p(nzb+1,0,:)
	1093	ENDIF
	1094	w_p(nzb,-1,:) = 0.0_wp
	1095
	1096	!
	1097	!-- Top boundary at the outflow
	1098	IF ( ibc_uv_t == 0 ) THEN
	1099	u_p(nzt+1,-1,:) = u_init(nzt+1)
	1100	v_p(nzt+1,0,:) = v_init(nzt+1)
	1101	ELSE
	1102	u_p(nzt+1,-1,:) = u_p(nzt,-1,:)
	1103	v_p(nzt+1,0,:) = v_p(nzt,0,:)
	1104	ENDIF
	1105	w_p(nzt:nzt+1,-1,:) = 0.0_wp
	1106
	1107	ENDIF
	1108
	1109	ENDIF
	1110
	1111	IF ( bc_radiation_n ) THEN
	1112
	1113	IF ( use_cmax ) THEN
	1114	u_p(:,ny+1,:) = u(:,ny,:)
	1115	v_p(:,ny+1,:) = v(:,ny,:)
	1116	w_p(:,ny+1,:) = w(:,ny,:)
	1117	ELSEIF ( .NOT. use_cmax ) THEN
	1118
	1119	c_max = dy / dt_3d
	1120
	1121	c_u_m_l = 0.0_wp
	1122	c_v_m_l = 0.0_wp
	1123	c_w_m_l = 0.0_wp
	1124
	1125	c_u_m = 0.0_wp
	1126	c_v_m = 0.0_wp
	1127	c_w_m = 0.0_wp
	1128
	1129	!
	1130	!-- Calculate the phase speeds for u, v, and w, first local and then
	1131	!-- average along the outflow boundary.
	1132	DO k = nzb+1, nzt+1
	1133	DO i = nxl, nxr
	1134
	1135	denom = u_m_n(k,ny,i) - u_m_n(k,ny-1,i)
	1136
	1137	IF ( denom /= 0.0_wp ) THEN
	1138	c_u(k,i) = -c_max * ( u(k,ny,i) - u_m_n(k,ny,i) ) / ( denom * tsc(2) )
	1139	IF ( c_u(k,i) < 0.0_wp ) THEN
	1140	c_u(k,i) = 0.0_wp
	1141	ELSEIF ( c_u(k,i) > c_max ) THEN
	1142	c_u(k,i) = c_max
	1143	ENDIF
	1144	ELSE
	1145	c_u(k,i) = c_max
	1146	ENDIF
	1147
	1148	denom = v_m_n(k,ny,i) - v_m_n(k,ny-1,i)
	1149
	1150	IF ( denom /= 0.0_wp ) THEN
	1151	c_v(k,i) = -c_max * ( v(k,ny,i) - v_m_n(k,ny,i) ) / ( denom * tsc(2) )
	1152	IF ( c_v(k,i) < 0.0_wp ) THEN
	1153	c_v(k,i) = 0.0_wp
	1154	ELSEIF ( c_v(k,i) > c_max ) THEN
	1155	c_v(k,i) = c_max
	1156	ENDIF
	1157	ELSE
	1158	c_v(k,i) = c_max
	1159	ENDIF
	1160
	1161	denom = w_m_n(k,ny,i) - w_m_n(k,ny-1,i)
	1162
	1163	IF ( denom /= 0.0_wp ) THEN
	1164	c_w(k,i) = -c_max * ( w(k,ny,i) - w_m_n(k,ny,i) ) / ( denom * tsc(2) )
	1165	IF ( c_w(k,i) < 0.0_wp ) THEN
	1166	c_w(k,i) = 0.0_wp
	1167	ELSEIF ( c_w(k,i) > c_max ) THEN
	1168	c_w(k,i) = c_max
	1169	ENDIF
	1170	ELSE
	1171	c_w(k,i) = c_max
	1172	ENDIF
	1173
	1174	c_u_m_l(k) = c_u_m_l(k) + c_u(k,i)
	1175	c_v_m_l(k) = c_v_m_l(k) + c_v(k,i)
	1176	c_w_m_l(k) = c_w_m_l(k) + c_w(k,i)
	1177
	1178	ENDDO
	1179	ENDDO
	1180
	1181	#if defined( __parallel )
	1182	IF ( collective_wait ) CALL MPI_BARRIER( comm1dx, ierr )
	1183	CALL MPI_ALLREDUCE( c_u_m_l(nzb+1), c_u_m(nzb+1), nzt-nzb, MPI_REAL, &
	1184	MPI_SUM, comm1dx, ierr )
	1185	IF ( collective_wait ) CALL MPI_BARRIER( comm1dx, ierr )
	1186	CALL MPI_ALLREDUCE( c_v_m_l(nzb+1), c_v_m(nzb+1), nzt-nzb, MPI_REAL, &
	1187	MPI_SUM, comm1dx, ierr )
	1188	IF ( collective_wait ) CALL MPI_BARRIER( comm1dx, ierr )
	1189	CALL MPI_ALLREDUCE( c_w_m_l(nzb+1), c_w_m(nzb+1), nzt-nzb, MPI_REAL, &
	1190	MPI_SUM, comm1dx, ierr )
	1191	#else
	1192	c_u_m = c_u_m_l
	1193	c_v_m = c_v_m_l
	1194	c_w_m = c_w_m_l
	1195	#endif
	1196
	1197	c_u_m = c_u_m / (nx+1)
	1198	c_v_m = c_v_m / (nx+1)
	1199	c_w_m = c_w_m / (nx+1)
	1200
	1201	!
	1202	!-- Save old timelevels for the next timestep
	1203	IF ( intermediate_timestep_count == 1 ) THEN
	1204	u_m_n(:,:,:) = u(:,ny-1:ny,:)
	1205	v_m_n(:,:,:) = v(:,ny-1:ny,:)
	1206	w_m_n(:,:,:) = w(:,ny-1:ny,:)
	1207	ENDIF
	1208
	1209	!
	1210	!-- Calculate the new velocities
	1211	DO k = nzb+1, nzt+1
	1212	DO i = nxlg, nxrg
	1213	u_p(k,ny+1,i) = u(k,ny+1,i) - dt_3d * tsc(2) * c_u_m(k) * &
	1214	( u(k,ny+1,i) - u(k,ny,i) ) * ddy
	1215
	1216	v_p(k,ny+1,i) = v(k,ny+1,i) - dt_3d * tsc(2) * c_v_m(k) * &
	1217	( v(k,ny+1,i) - v(k,ny,i) ) * ddy
	1218
	1219	w_p(k,ny+1,i) = w(k,ny+1,i) - dt_3d * tsc(2) * c_w_m(k) * &
	1220	( w(k,ny+1,i) - w(k,ny,i) ) * ddy
	1221	ENDDO
	1222	ENDDO
	1223
	1224	!
	1225	!-- Bottom boundary at the outflow
	1226	IF ( ibc_uv_b == 0 ) THEN
	1227	u_p(nzb,ny+1,:) = 0.0_wp
	1228	v_p(nzb,ny+1,:) = 0.0_wp
	1229	ELSE
	1230	u_p(nzb,ny+1,:) = u_p(nzb+1,ny+1,:)
	1231	v_p(nzb,ny+1,:) = v_p(nzb+1,ny+1,:)
	1232	ENDIF
	1233	w_p(nzb,ny+1,:) = 0.0_wp
	1234
	1235	!
	1236	!-- Top boundary at the outflow
	1237	IF ( ibc_uv_t == 0 ) THEN
	1238	u_p(nzt+1,ny+1,:) = u_init(nzt+1)
	1239	v_p(nzt+1,ny+1,:) = v_init(nzt+1)
	1240	ELSE
	1241	u_p(nzt+1,ny+1,:) = u_p(nzt,nyn+1,:)
	1242	v_p(nzt+1,ny+1,:) = v_p(nzt,nyn+1,:)
	1243	ENDIF
	1244	w_p(nzt:nzt+1,ny+1,:) = 0.0_wp
	1245
	1246	ENDIF
	1247
	1248	ENDIF
	1249
	1250	IF ( bc_radiation_l ) THEN
	1251
	1252	IF ( use_cmax ) THEN
	1253	u_p(:,:,0) = u(:,:,1)
	1254	v_p(:,:,-1) = v(:,:,0)
	1255	w_p(:,:,-1) = w(:,:,0)
	1256	ELSEIF ( .NOT. use_cmax ) THEN
	1257
	1258	c_max = dx / dt_3d
	1259
	1260	c_u_m_l = 0.0_wp
	1261	c_v_m_l = 0.0_wp
	1262	c_w_m_l = 0.0_wp
	1263
	1264	c_u_m = 0.0_wp
	1265	c_v_m = 0.0_wp
	1266	c_w_m = 0.0_wp
	1267
	1268	!
	1269	!-- Calculate the phase speeds for u, v, and w, first local and then
	1270	!-- average along the outflow boundary.
	1271	DO k = nzb+1, nzt+1
	1272	DO j = nys, nyn
	1273
	1274	denom = u_m_l(k,j,1) - u_m_l(k,j,2)
	1275
	1276	IF ( denom /= 0.0_wp ) THEN
	1277	c_u(k,j) = -c_max * ( u(k,j,1) - u_m_l(k,j,1) ) / ( denom * tsc(2) )
	1278	IF ( c_u(k,j) < 0.0_wp ) THEN
	1279	c_u(k,j) = 0.0_wp
	1280	ELSEIF ( c_u(k,j) > c_max ) THEN
	1281	c_u(k,j) = c_max
	1282	ENDIF
	1283	ELSE
	1284	c_u(k,j) = c_max
	1285	ENDIF
	1286
	1287	denom = v_m_l(k,j,0) - v_m_l(k,j,1)
	1288
	1289	IF ( denom /= 0.0_wp ) THEN
	1290	c_v(k,j) = -c_max * ( v(k,j,0) - v_m_l(k,j,0) ) / ( denom * tsc(2) )
	1291	IF ( c_v(k,j) < 0.0_wp ) THEN
	1292	c_v(k,j) = 0.0_wp
	1293	ELSEIF ( c_v(k,j) > c_max ) THEN
	1294	c_v(k,j) = c_max
	1295	ENDIF
	1296	ELSE
	1297	c_v(k,j) = c_max
	1298	ENDIF
	1299
	1300	denom = w_m_l(k,j,0) - w_m_l(k,j,1)
	1301
	1302	IF ( denom /= 0.0_wp ) THEN
	1303	c_w(k,j) = -c_max * ( w(k,j,0) - w_m_l(k,j,0) ) / ( denom * tsc(2) )
	1304	IF ( c_w(k,j) < 0.0_wp ) THEN
	1305	c_w(k,j) = 0.0_wp
	1306	ELSEIF ( c_w(k,j) > c_max ) THEN
	1307	c_w(k,j) = c_max
	1308	ENDIF
	1309	ELSE
	1310	c_w(k,j) = c_max
	1311	ENDIF
	1312
	1313	c_u_m_l(k) = c_u_m_l(k) + c_u(k,j)
	1314	c_v_m_l(k) = c_v_m_l(k) + c_v(k,j)
	1315	c_w_m_l(k) = c_w_m_l(k) + c_w(k,j)
	1316
	1317	ENDDO
	1318	ENDDO
	1319
	1320	#if defined( __parallel )
	1321	IF ( collective_wait ) CALL MPI_BARRIER( comm1dy, ierr )
	1322	CALL MPI_ALLREDUCE( c_u_m_l(nzb+1), c_u_m(nzb+1), nzt-nzb, MPI_REAL, &
	1323	MPI_SUM, comm1dy, ierr )
	1324	IF ( collective_wait ) CALL MPI_BARRIER( comm1dy, ierr )
	1325	CALL MPI_ALLREDUCE( c_v_m_l(nzb+1), c_v_m(nzb+1), nzt-nzb, MPI_REAL, &
	1326	MPI_SUM, comm1dy, ierr )
	1327	IF ( collective_wait ) CALL MPI_BARRIER( comm1dy, ierr )
	1328	CALL MPI_ALLREDUCE( c_w_m_l(nzb+1), c_w_m(nzb+1), nzt-nzb, MPI_REAL, &
	1329	MPI_SUM, comm1dy, ierr )
	1330	#else
	1331	c_u_m = c_u_m_l
	1332	c_v_m = c_v_m_l
	1333	c_w_m = c_w_m_l
	1334	#endif
	1335
	1336	c_u_m = c_u_m / (ny+1)
	1337	c_v_m = c_v_m / (ny+1)
	1338	c_w_m = c_w_m / (ny+1)
	1339
	1340	!
	1341	!-- Save old timelevels for the next timestep
	1342	IF ( intermediate_timestep_count == 1 ) THEN
	1343	u_m_l(:,:,:) = u(:,:,1:2)
	1344	v_m_l(:,:,:) = v(:,:,0:1)
	1345	w_m_l(:,:,:) = w(:,:,0:1)
	1346	ENDIF
	1347
	1348	!
	1349	!-- Calculate the new velocities
	1350	DO k = nzb+1, nzt+1
	1351	DO j = nysg, nyng
	1352	u_p(k,j,0) = u(k,j,0) - dt_3d * tsc(2) * c_u_m(k) * &
	1353	( u(k,j,0) - u(k,j,1) ) * ddx
	1354
	1355	v_p(k,j,-1) = v(k,j,-1) - dt_3d * tsc(2) * c_v_m(k) * &
	1356	( v(k,j,-1) - v(k,j,0) ) * ddx
	1357
	1358	w_p(k,j,-1) = w(k,j,-1) - dt_3d * tsc(2) * c_w_m(k) * &
	1359	( w(k,j,-1) - w(k,j,0) ) * ddx
	1360	ENDDO
	1361	ENDDO
	1362
	1363	!
	1364	!-- Bottom boundary at the outflow
	1365	IF ( ibc_uv_b == 0 ) THEN
	1366	u_p(nzb,:,0) = 0.0_wp
	1367	v_p(nzb,:,-1) = 0.0_wp
	1368	ELSE
	1369	u_p(nzb,:,0) = u_p(nzb+1,:,0)
	1370	v_p(nzb,:,-1) = v_p(nzb+1,:,-1)
	1371	ENDIF
	1372	w_p(nzb,:,-1) = 0.0_wp
	1373
	1374	!
	1375	!-- Top boundary at the outflow
	1376	IF ( ibc_uv_t == 0 ) THEN
	1377	u_p(nzt+1,:,0) = u_init(nzt+1)
	1378	v_p(nzt+1,:,-1) = v_init(nzt+1)
	1379	ELSE
	1380	u_p(nzt+1,:,0) = u_p(nzt,:,0)
	1381	v_p(nzt+1,:,-1) = v_p(nzt,:,-1)
	1382	ENDIF
	1383	w_p(nzt:nzt+1,:,-1) = 0.0_wp
	1384
	1385	ENDIF
	1386
	1387	ENDIF
	1388
	1389	IF ( bc_radiation_r ) THEN
	1390
	1391	IF ( use_cmax ) THEN
	1392	u_p(:,:,nx+1) = u(:,:,nx)
	1393	v_p(:,:,nx+1) = v(:,:,nx)
	1394	w_p(:,:,nx+1) = w(:,:,nx)
	1395	ELSEIF ( .NOT. use_cmax ) THEN
	1396
	1397	c_max = dx / dt_3d
	1398
	1399	c_u_m_l = 0.0_wp
	1400	c_v_m_l = 0.0_wp
	1401	c_w_m_l = 0.0_wp
	1402
	1403	c_u_m = 0.0_wp
	1404	c_v_m = 0.0_wp
	1405	c_w_m = 0.0_wp
	1406
	1407	!
	1408	!-- Calculate the phase speeds for u, v, and w, first local and then
	1409	!-- average along the outflow boundary.
	1410	DO k = nzb+1, nzt+1
	1411	DO j = nys, nyn
	1412
	1413	denom = u_m_r(k,j,nx) - u_m_r(k,j,nx-1)
	1414
	1415	IF ( denom /= 0.0_wp ) THEN
	1416	c_u(k,j) = -c_max * ( u(k,j,nx) - u_m_r(k,j,nx) ) / ( denom * tsc(2) )
	1417	IF ( c_u(k,j) < 0.0_wp ) THEN
	1418	c_u(k,j) = 0.0_wp
	1419	ELSEIF ( c_u(k,j) > c_max ) THEN
	1420	c_u(k,j) = c_max
	1421	ENDIF
	1422	ELSE
	1423	c_u(k,j) = c_max
	1424	ENDIF
	1425
	1426	denom = v_m_r(k,j,nx) - v_m_r(k,j,nx-1)
	1427
	1428	IF ( denom /= 0.0_wp ) THEN
	1429	c_v(k,j) = -c_max * ( v(k,j,nx) - v_m_r(k,j,nx) ) / ( denom * tsc(2) )
	1430	IF ( c_v(k,j) < 0.0_wp ) THEN
	1431	c_v(k,j) = 0.0_wp
	1432	ELSEIF ( c_v(k,j) > c_max ) THEN
	1433	c_v(k,j) = c_max
	1434	ENDIF
	1435	ELSE
	1436	c_v(k,j) = c_max
	1437	ENDIF
	1438
	1439	denom = w_m_r(k,j,nx) - w_m_r(k,j,nx-1)
	1440
	1441	IF ( denom /= 0.0_wp ) THEN
	1442	c_w(k,j) = -c_max * ( w(k,j,nx) - w_m_r(k,j,nx) ) / ( denom * tsc(2) )
	1443	IF ( c_w(k,j) < 0.0_wp ) THEN
	1444	c_w(k,j) = 0.0_wp
	1445	ELSEIF ( c_w(k,j) > c_max ) THEN
	1446	c_w(k,j) = c_max
	1447	ENDIF
	1448	ELSE
	1449	c_w(k,j) = c_max
	1450	ENDIF
	1451
	1452	c_u_m_l(k) = c_u_m_l(k) + c_u(k,j)
	1453	c_v_m_l(k) = c_v_m_l(k) + c_v(k,j)
	1454	c_w_m_l(k) = c_w_m_l(k) + c_w(k,j)
	1455
	1456	ENDDO
	1457	ENDDO
	1458
	1459	#if defined( __parallel )
	1460	IF ( collective_wait ) CALL MPI_BARRIER( comm1dy, ierr )
	1461	CALL MPI_ALLREDUCE( c_u_m_l(nzb+1), c_u_m(nzb+1), nzt-nzb, MPI_REAL, &
	1462	MPI_SUM, comm1dy, ierr )
	1463	IF ( collective_wait ) CALL MPI_BARRIER( comm1dy, ierr )
	1464	CALL MPI_ALLREDUCE( c_v_m_l(nzb+1), c_v_m(nzb+1), nzt-nzb, MPI_REAL, &
	1465	MPI_SUM, comm1dy, ierr )
	1466	IF ( collective_wait ) CALL MPI_BARRIER( comm1dy, ierr )
	1467	CALL MPI_ALLREDUCE( c_w_m_l(nzb+1), c_w_m(nzb+1), nzt-nzb, MPI_REAL, &
	1468	MPI_SUM, comm1dy, ierr )
	1469	#else
	1470	c_u_m = c_u_m_l
	1471	c_v_m = c_v_m_l
	1472	c_w_m = c_w_m_l
	1473	#endif
	1474
	1475	c_u_m = c_u_m / (ny+1)
	1476	c_v_m = c_v_m / (ny+1)
	1477	c_w_m = c_w_m / (ny+1)
	1478
	1479	!
	1480	!-- Save old timelevels for the next timestep
	1481	IF ( intermediate_timestep_count == 1 ) THEN
	1482	u_m_r(:,:,:) = u(:,:,nx-1:nx)
	1483	v_m_r(:,:,:) = v(:,:,nx-1:nx)
	1484	w_m_r(:,:,:) = w(:,:,nx-1:nx)
	1485	ENDIF
	1486
	1487	!
	1488	!-- Calculate the new velocities
	1489	DO k = nzb+1, nzt+1
	1490	DO j = nysg, nyng
	1491	u_p(k,j,nx+1) = u(k,j,nx+1) - dt_3d * tsc(2) * c_u_m(k) * &
	1492	( u(k,j,nx+1) - u(k,j,nx) ) * ddx
	1493
	1494	v_p(k,j,nx+1) = v(k,j,nx+1) - dt_3d * tsc(2) * c_v_m(k) * &
	1495	( v(k,j,nx+1) - v(k,j,nx) ) * ddx
	1496
	1497	w_p(k,j,nx+1) = w(k,j,nx+1) - dt_3d * tsc(2) * c_w_m(k) * &
	1498	( w(k,j,nx+1) - w(k,j,nx) ) * ddx
	1499	ENDDO
	1500	ENDDO
	1501
	1502	!
	1503	!-- Bottom boundary at the outflow
	1504	IF ( ibc_uv_b == 0 ) THEN
	1505	u_p(nzb,:,nx+1) = 0.0_wp
	1506	v_p(nzb,:,nx+1) = 0.0_wp
	1507	ELSE
	1508	u_p(nzb,:,nx+1) = u_p(nzb+1,:,nx+1)
	1509	v_p(nzb,:,nx+1) = v_p(nzb+1,:,nx+1)
	1510	ENDIF
	1511	w_p(nzb,:,nx+1) = 0.0_wp
	1512
	1513	!
	1514	!-- Top boundary at the outflow
	1515	IF ( ibc_uv_t == 0 ) THEN
	1516	u_p(nzt+1,:,nx+1) = u_init(nzt+1)
	1517	v_p(nzt+1,:,nx+1) = v_init(nzt+1)
	1518	ELSE
	1519	u_p(nzt+1,:,nx+1) = u_p(nzt,:,nx+1)
	1520	v_p(nzt+1,:,nx+1) = v_p(nzt,:,nx+1)
	1521	ENDIF
	1522	w_p(nzt:nzt+1,:,nx+1) = 0.0_wp
	1523
	1524	ENDIF
	1525
	1526	ENDIF
	1527
	1528	END SUBROUTINE dynamics_boundary_conditions
[4047]	1529	!------------------------------------------------------------------------------!
	1530	! Description:
	1531	! ------------
	1532	!> Swap timelevels of module-specific array pointers
	1533	!------------------------------------------------------------------------------!
	1534	SUBROUTINE dynamics_swap_timelevel ( mod_count )
	1535
	1536
	1537	INTEGER, INTENT(IN) :: mod_count
	1538
	1539
	1540	SELECT CASE ( mod_count )
	1541
	1542	CASE ( 0 )
	1543
	1544	u => u_1; u_p => u_2
	1545	v => v_1; v_p => v_2
	1546	w => w_1; w_p => w_2
	1547	IF ( .NOT. neutral ) THEN
	1548	pt => pt_1; pt_p => pt_2
	1549	ENDIF
	1550	IF ( humidity ) THEN
	1551	q => q_1; q_p => q_2
	1552	ENDIF
	1553	IF ( passive_scalar ) THEN
	1554	s => s_1; s_p => s_2
	1555	ENDIF
	1556
	1557	CASE ( 1 )
	1558
	1559	u => u_2; u_p => u_1
	1560	v => v_2; v_p => v_1
	1561	w => w_2; w_p => w_1
	1562	IF ( .NOT. neutral ) THEN
	1563	pt => pt_2; pt_p => pt_1
	1564	ENDIF
	1565	IF ( humidity ) THEN
	1566	q => q_2; q_p => q_1
	1567	ENDIF
	1568	IF ( passive_scalar ) THEN
	1569	s => s_2; s_p => s_1
	1570	ENDIF
	1571
	1572	END SELECT
	1573
	1574	END SUBROUTINE dynamics_swap_timelevel
	1575
	1576
	1577	!--------------------------------------------------------------------------------------------------!
	1578	! Description:
	1579	! ------------
	1580	!> Sum up and time-average module-specific output quantities
	1581	!> as well as allocate the array necessary for storing the average.
	1582	!--------------------------------------------------------------------------------------------------!
	1583	SUBROUTINE dynamics_3d_data_averaging( mode, variable )
	1584
	1585
	1586	CHARACTER (LEN=*) :: mode !<
	1587	CHARACTER (LEN=*) :: variable !<
	1588
	1589
	1590	IF ( mode == 'allocate' ) THEN
	1591
	1592	SELECT CASE ( TRIM( variable ) )
	1593
	1594	! CASE ( 'u2' )
	1595
	1596	CASE DEFAULT
	1597	CONTINUE
	1598
	1599	END SELECT
	1600
	1601	ELSEIF ( mode == 'sum' ) THEN
	1602
	1603	SELECT CASE ( TRIM( variable ) )
	1604
	1605	! CASE ( 'u2' )
	1606
	1607	CASE DEFAULT
	1608	CONTINUE
	1609
	1610	END SELECT
	1611
	1612	ELSEIF ( mode == 'average' ) THEN
	1613
	1614	SELECT CASE ( TRIM( variable ) )
	1615
	1616	! CASE ( 'u2' )
	1617
	1618	END SELECT
	1619
	1620	ENDIF
	1621
	1622
	1623	END SUBROUTINE dynamics_3d_data_averaging
	1624
	1625
	1626	!--------------------------------------------------------------------------------------------------!
	1627	! Description:
	1628	! ------------
	1629	!> Resorts the module-specific output quantity with indices (k,j,i) to a
	1630	!> temporary array with indices (i,j,k) and sets the grid on which it is defined.
	1631	!> Allowed values for grid are "zu" and "zw".
	1632	!--------------------------------------------------------------------------------------------------!
	1633	SUBROUTINE dynamics_data_output_2d( av, variable, found, grid, mode, local_pf, &
	1634	two_d, nzb_do, nzt_do, fill_value )
	1635
	1636
	1637	CHARACTER (LEN=*) :: grid !<
	1638	CHARACTER (LEN=*), INTENT(IN) :: mode !< either 'xy', 'xz' or 'yz'
	1639	CHARACTER (LEN=*) :: variable !<
	1640
	1641	INTEGER(iwp) :: av !< flag to control data output of instantaneous or time-averaged data
	1642	! INTEGER(iwp) :: i !< grid index along x-direction
	1643	! INTEGER(iwp) :: j !< grid index along y-direction
	1644	! INTEGER(iwp) :: k !< grid index along z-direction
	1645	! INTEGER(iwp) :: m !< running index surface elements
	1646	INTEGER(iwp) :: nzb_do !< lower limit of the domain (usually nzb)
	1647	INTEGER(iwp) :: nzt_do !< upper limit of the domain (usually nzt+1)
	1648
	1649	LOGICAL :: found !<
	1650	LOGICAL :: two_d !< flag parameter that indicates 2D variables (horizontal cross sections)
	1651
	1652	REAL(wp), INTENT(IN) :: fill_value
	1653
	1654	REAL(wp), DIMENSION(nxl:nxr,nys:nyn,nzb_do:nzt_do) :: local_pf !<
	1655
	1656	!
	1657	!-- Next line is just to avoid compiler warnings about unused variables. You may remove it.
	1658	IF ( two_d .AND. av + LEN( mode ) + local_pf(nxl,nys,nzb_do) + fill_value < 0.0 ) CONTINUE
	1659
	1660	found = .TRUE.
	1661
	1662	SELECT CASE ( TRIM( variable ) )
	1663
	1664	! CASE ( 'u2_xy', 'u2_xz', 'u2_yz' )
	1665
	1666	CASE DEFAULT
	1667	found = .FALSE.
	1668	grid = 'none'
	1669
	1670	END SELECT
	1671
	1672
	1673	END SUBROUTINE dynamics_data_output_2d
	1674
	1675
	1676	!--------------------------------------------------------------------------------------------------!
	1677	! Description:
	1678	! ------------
	1679	!> Resorts the module-specific output quantity with indices (k,j,i)
	1680	!> to a temporary array with indices (i,j,k).
	1681	!--------------------------------------------------------------------------------------------------!
	1682	SUBROUTINE dynamics_data_output_3d( av, variable, found, local_pf, fill_value, nzb_do, nzt_do )
	1683
	1684
	1685	CHARACTER (LEN=*) :: variable !<
	1686
	1687	INTEGER(iwp) :: av !<
	1688	! INTEGER(iwp) :: i !<
	1689	! INTEGER(iwp) :: j !<
	1690	! INTEGER(iwp) :: k !<
	1691	INTEGER(iwp) :: nzb_do !< lower limit of the data output (usually 0)
	1692	INTEGER(iwp) :: nzt_do !< vertical upper limit of the data output (usually nz_do3d)
	1693
	1694	LOGICAL :: found !<
	1695
	1696	REAL(wp), INTENT(IN) :: fill_value !< value for the _FillValue attribute
	1697
	1698	REAL(sp), DIMENSION(nxl:nxr,nys:nyn,nzb_do:nzt_do) :: local_pf !<
	1699
	1700	!
	1701	!-- Next line is to avoid compiler warning about unused variables. Please remove.
	1702	IF ( av + local_pf(nxl,nys,nzb_do) + fill_value < 0.0 ) CONTINUE
	1703
	1704
	1705	found = .TRUE.
	1706
	1707	SELECT CASE ( TRIM( variable ) )
	1708
	1709	! CASE ( 'u2' )
	1710
	1711	CASE DEFAULT
	1712	found = .FALSE.
	1713
	1714	END SELECT
	1715
	1716
	1717	END SUBROUTINE dynamics_data_output_3d
	1718
	1719
	1720	!--------------------------------------------------------------------------------------------------!
	1721	! Description:
	1722	! ------------
	1723	!> Calculation of module-specific statistics, i.e. horizontally averaged profiles and time series.
	1724	!> This is called for every statistic region sr, but at least for the region "total domain" (sr=0).
	1725	!--------------------------------------------------------------------------------------------------!
	1726	SUBROUTINE dynamics_statistics( mode, sr, tn )
	1727
	1728
	1729	CHARACTER (LEN=*) :: mode !<
	1730	! INTEGER(iwp) :: i !<
	1731	! INTEGER(iwp) :: j !<
	1732	! INTEGER(iwp) :: k !<
	1733	INTEGER(iwp) :: sr !<
	1734	INTEGER(iwp) :: tn !<
	1735
	1736	!
	1737	!-- Next line is to avoid compiler warning about unused variables. Please remove.
	1738	IF ( sr == 0 .OR. tn == 0 ) CONTINUE
	1739
	1740	IF ( mode == 'profiles' ) THEN
	1741
	1742	ELSEIF ( mode == 'time_series' ) THEN
	1743
	1744	ENDIF
	1745
	1746	END SUBROUTINE dynamics_statistics
	1747
	1748
	1749	!--------------------------------------------------------------------------------------------------!
	1750	! Description:
	1751	! ------------
	1752	!> Read module-specific global restart data.
	1753	!--------------------------------------------------------------------------------------------------!
	1754	SUBROUTINE dynamics_rrd_global( found )
	1755
	1756
	1757	LOGICAL, INTENT(OUT) :: found
	1758
	1759
	1760	found = .TRUE.
	1761
	1762
	1763	SELECT CASE ( restart_string(1:length) )
	1764
	1765	CASE ( 'global_paramter' )
	1766	! READ ( 13 ) global_parameter
	1767
	1768	CASE DEFAULT
	1769
	1770	found = .FALSE.
	1771
	1772	END SELECT
	1773
	1774
	1775	END SUBROUTINE dynamics_rrd_global
	1776
	1777
	1778	!--------------------------------------------------------------------------------------------------!
	1779	! Description:
	1780	! ------------
	1781	!> Read module-specific processor specific restart data from file(s).
	1782	!> Subdomain index limits on file are given by nxl_on_file, etc.
	1783	!> Indices nxlc, etc. indicate the range of gridpoints to be mapped from the subdomain on file (f)
	1784	!> to the subdomain of the current PE (c). They have been calculated in routine rrd_local.
	1785	!--------------------------------------------------------------------------------------------------!
	1786	SUBROUTINE dynamics_rrd_local( k, nxlf, nxlc, nxl_on_file, nxrf, nxrc, nxr_on_file, nynf, nync, &
	1787	nyn_on_file, nysf, nysc, nys_on_file, tmp_2d, tmp_3d, found )
	1788
	1789
	1790	INTEGER(iwp) :: k !<
	1791	INTEGER(iwp) :: nxlc !<
	1792	INTEGER(iwp) :: nxlf !<
	1793	INTEGER(iwp) :: nxl_on_file !<
	1794	INTEGER(iwp) :: nxrc !<
	1795	INTEGER(iwp) :: nxrf !<
	1796	INTEGER(iwp) :: nxr_on_file !<
	1797	INTEGER(iwp) :: nync !<
	1798	INTEGER(iwp) :: nynf !<
	1799	INTEGER(iwp) :: nyn_on_file !<
	1800	INTEGER(iwp) :: nysc !<
	1801	INTEGER(iwp) :: nysf !<
	1802	INTEGER(iwp) :: nys_on_file !<
	1803
	1804	LOGICAL, INTENT(OUT) :: found
	1805
	1806	REAL(wp), DIMENSION(nys_on_file-nbgp:nyn_on_file+nbgp,nxl_on_file-nbgp:nxr_on_file+nbgp) :: tmp_2d !<
	1807	REAL(wp), DIMENSION(nzb:nzt+1,nys_on_file-nbgp:nyn_on_file+nbgp,nxl_on_file-nbgp:nxr_on_file+nbgp) :: tmp_3d !<
	1808
	1809	!
	1810	!-- Next line is to avoid compiler warning about unused variables. Please remove.
[4097]	1811	IF ( k + nxlc + nxlf + nxrc + nxrf + nync + nynf + nysc + nysf + &
	1812	tmp_2d(nys_on_file,nxl_on_file) + &
	1813	tmp_3d(nzb,nys_on_file,nxl_on_file) < 0.0 ) CONTINUE
[4047]	1814	!
	1815	!-- Here the reading of user-defined restart data follows:
	1816	!-- Sample for user-defined output
	1817
	1818	found = .TRUE.
	1819
	1820	SELECT CASE ( restart_string(1:length) )
	1821
	1822	! CASE ( 'u2_av' )
	1823
	1824	CASE DEFAULT
	1825
	1826	found = .FALSE.
	1827
	1828	END SELECT
	1829
	1830	END SUBROUTINE dynamics_rrd_local
	1831
	1832
	1833	!--------------------------------------------------------------------------------------------------!
	1834	! Description:
	1835	! ------------
	1836	!> Writes global module-specific restart data into binary file(s) for restart runs.
	1837	!--------------------------------------------------------------------------------------------------!
	1838	SUBROUTINE dynamics_wrd_global
	1839
	1840
	1841	END SUBROUTINE dynamics_wrd_global
	1842
	1843
	1844	!--------------------------------------------------------------------------------------------------!
	1845	! Description:
	1846	! ------------
	1847	!> Writes processor specific and module-specific restart data into binary file(s) for restart runs.
	1848	!--------------------------------------------------------------------------------------------------!
	1849	SUBROUTINE dynamics_wrd_local
	1850
	1851
	1852	END SUBROUTINE dynamics_wrd_local
	1853
	1854
	1855	!--------------------------------------------------------------------------------------------------!
	1856	! Description:
	1857	! ------------
	1858	!> Execute module-specific actions at the very end of the program.
	1859	!--------------------------------------------------------------------------------------------------!
	1860	SUBROUTINE dynamics_last_actions
	1861
	1862
	1863	END SUBROUTINE dynamics_last_actions
	1864
	1865	END MODULE dynamics_mod

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