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source: palm/trunk/SOURCE/init_3d_model.f90 @ 2345

Last change on this file since 2345 was 2339, checked in by gronemeier, 7 years ago

corrected timestamp in header

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/palm/branches/forwind/SOURCE/init_3d_model.f90 1564-1913

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Rev	Line
[1682]	1	!> @file init_3d_model.f90
[2000]	2	!------------------------------------------------------------------------------!
[1036]	3	! This file is part of PALM.
	4	!
[2000]	5	! PALM is free software: you can redistribute it and/or modify it under the
	6	! terms of the GNU General Public License as published by the Free Software
	7	! Foundation, either version 3 of the License, or (at your option) any later
	8	! version.
[1036]	9	!
	10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	13	!
	14	! You should have received a copy of the GNU General Public License along with
	15	! PALM. If not, see <http://www.gnu.org/licenses/>.
	16	!
[2101]	17	! Copyright 1997-2017 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[254]	20	! Current revisions:
[732]	21	! ------------------
[2233]	22	!
	23	!
	24	! Former revisions:
	25	! -----------------
	26	! $Id: init_3d_model.f90 2339 2017-08-07 13:55:26Z Giersch $
[2339]	27	! corrected timestamp in header
	28	!
	29	! 2338 2017-08-07 12:15:38Z gronemeier
[2338]	30	! Modularize 1D model
	31	!
[2339]	32	! 2329 2017-08-03 14:24:56Z knoop
[2329]	33	! Removed temporary bugfix (r2327) as bug is properly resolved by this revision
	34	!
	35	! 2327 2017-08-02 07:40:57Z maronga
[2327]	36	! Temporary bugfix
	37	!
	38	! 2320 2017-07-21 12:47:43Z suehring
[2320]	39	! Modularize large-scale forcing and nudging
	40	!
	41	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	42	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	43	! includes two more prognostic equations for cloud drop concentration (nc)
	44	! and cloud water content (qc).
	45	!
	46	! 2277 2017-06-12 10:47:51Z kanani
[2277]	47	! Removed unused variable sums_up_fraction_l
	48	!
	49	! 2270 2017-06-09 12:18:47Z maronga
[2270]	50	! dots_num must be increased when LSM and/or radiation is used
	51	!
	52	! 2259 2017-06-08 09:09:11Z gronemeier
[2259]	53	! Implemented synthetic turbulence generator
	54	!
	55	! 2252 2017-06-07 09:35:37Z knoop
[2252]	56	! rho_air now depending on surface_pressure even in Boussinesq mode
	57	!
	58	! 2233 2017-05-30 18:08:54Z suehring
[2233]	59	!
	60	! 2232 2017-05-30 17:47:52Z suehring
[2232]	61	! Adjustments to new topography and surface concept:
	62	! - Modify passed parameters for disturb_field
	63	! - Topography representation via flags
	64	! - Remove unused arrays.
	65	! - Move initialization of surface-related quantities to surface_mod
[1961]	66	!
[2173]	67	! 2172 2017-03-08 15:55:25Z knoop
	68	! Bugfix: moved parallel random generator initialization into its module
	69	!
[2119]	70	! 2118 2017-01-17 16:38:49Z raasch
	71	! OpenACC directives removed
	72	!
[2038]	73	! 2037 2016-10-26 11:15:40Z knoop
	74	! Anelastic approximation implemented
	75	!
[2032]	76	! 2031 2016-10-21 15:11:58Z knoop
	77	! renamed variable rho to rho_ocean
	78	!
[2012]	79	! 2011 2016-09-19 17:29:57Z kanani
	80	! Flag urban_surface is now defined in module control_parameters.
	81	!
[2008]	82	! 2007 2016-08-24 15:47:17Z kanani
	83	! Added support for urban surface model,
	84	! adjusted location_message in case of plant_canopy
	85	!
[2001]	86	! 2000 2016-08-20 18:09:15Z knoop
	87	! Forced header and separation lines into 80 columns
	88	!
[1993]	89	! 1992 2016-08-12 15:14:59Z suehring
	90	! Initializaton of scalarflux at model top
	91	! Bugfixes in initialization of surface and top salinity flux, top scalar and
	92	! humidity fluxes
	93	!
[1961]	94	! 1960 2016-07-12 16:34:24Z suehring
[1960]	95	! Separate humidity and passive scalar
	96	! Increase dimension for mean_inflow_profiles
	97	! Remove inadvertent write-statement
	98	! Bugfix, large-scale forcing is still not implemented for passive scalars
[1919]	99	!
[1958]	100	! 1957 2016-07-07 10:43:48Z suehring
	101	! flight module added
	102	!
[1921]	103	! 1920 2016-05-30 10:50:15Z suehring
	104	! Initialize us with very small number to avoid segmentation fault during
	105	! calculation of Obukhov length
	106	!
[1919]	107	! 1918 2016-05-27 14:35:57Z raasch
	108	! intermediate_timestep_count is set 0 instead 1 for first call of pres,
	109	! bugfix: initialization of local sum arrays are moved to the beginning of the
	110	! routine because otherwise results from pres are overwritten
	111	!
[1917]	112	! 1914 2016-05-26 14:44:07Z witha
	113	! Added initialization of the wind turbine model
	114	!
[1879]	115	! 1878 2016-04-19 12:30:36Z hellstea
	116	! The zeroth element of weight_pres removed as unnecessary
	117	!
[1851]	118	! 1849 2016-04-08 11:33:18Z hoffmann
[1849]	119	! Adapted for modularization of microphysics.
	120	! precipitation_amount, precipitation_rate, prr moved to arrays_3d.
[1852]	121	! Initialization of nc_1d, nr_1d, pt_1d, qc_1d, qr_1d, q_1d moved to
[1849]	122	! microphysics_init.
	123	!
[1846]	124	! 1845 2016-04-08 08:29:13Z raasch
	125	! nzb_2d replaced by nzb_u\|v_inner
[1914]	126	!
[1834]	127	! 1833 2016-04-07 14:23:03Z raasch
	128	! initialization of spectra quantities moved to spectra_mod
	129	!
[1832]	130	! 1831 2016-04-07 13:15:51Z hoffmann
	131	! turbulence renamed collision_turbulence
	132	!
[1827]	133	! 1826 2016-04-07 12:01:39Z maronga
	134	! Renamed radiation calls.
	135	! Renamed canopy model calls.
	136	!
[1823]	137	! 1822 2016-04-07 07:49:42Z hoffmann
	138	! icloud_scheme replaced by microphysics_*
[1914]	139	!
[1818]	140	! 1817 2016-04-06 15:44:20Z maronga
	141	! Renamed lsm calls.
	142	!
[1816]	143	! 1815 2016-04-06 13:49:59Z raasch
	144	! zero-settings for velocities inside topography re-activated (was deactivated
	145	! in r1762)
	146	!
[1789]	147	! 1788 2016-03-10 11:01:04Z maronga
	148	! Added z0q.
	149	! Syntax layout improved.
	150	!
[1784]	151	! 1783 2016-03-06 18:36:17Z raasch
	152	! netcdf module name changed + related changes
	153	!
[1765]	154	! 1764 2016-02-28 12:45:19Z raasch
	155	! bugfix: increase size of volume_flow_area_l and volume_flow_initial_l by 1
	156	!
[1763]	157	! 1762 2016-02-25 12:31:13Z hellstea
	158	! Introduction of nested domain feature
	159	!
[1739]	160	! 1738 2015-12-18 13:56:05Z raasch
	161	! calculate mean surface level height for each statistic region
	162	!
[1735]	163	! 1734 2015-12-02 12:17:12Z raasch
	164	! no initial disturbances in case that the disturbance energy limit has been
	165	! set zero
	166	!
[1708]	167	! 1707 2015-11-02 15:24:52Z maronga
	168	! Bugfix: transfer of Richardson number from 1D model to Obukhov length caused
	169	! devision by zero in neutral stratification
	170	!
[1692]	171	! 1691 2015-10-26 16:17:44Z maronga
	172	! Call to init_surface_layer added. rif is replaced by ol and zeta.
	173	!
[1683]	174	! 1682 2015-10-07 23:56:08Z knoop
	175	! Code annotations made doxygen readable
	176	!
[1616]	177	! 1615 2015-07-08 18:49:19Z suehring
	178	! Enable turbulent inflow for passive_scalar and humidity
	179	!
[1586]	180	! 1585 2015-04-30 07:05:52Z maronga
	181	! Initialization of radiation code is now done after LSM initializtion
	182	!
[1576]	183	! 1575 2015-03-27 09:56:27Z raasch
	184	! adjustments for psolver-queries
	185	!
[1552]	186	! 1551 2015-03-03 14:18:16Z maronga
[1817]	187	! Allocation of land surface arrays is now done in the subroutine lsm_init_arrays,
[1552]	188	! which is part of land_surface_model.
	189	!
[1508]	190	! 1507 2014-12-10 12:14:18Z suehring
	191	! Bugfix: set horizontal velocity components to zero inside topography
	192	!
[1497]	193	! 1496 2014-12-02 17:25:50Z maronga
	194	! Added initialization of the land surface and radiation schemes
	195	!
[1485]	196	! 1484 2014-10-21 10:53:05Z kanani
[1484]	197	! Changes due to new module structure of the plant canopy model:
[1508]	198	! canopy-related initialization (e.g. lad and canopy_heat_flux) moved to new
	199	! subroutine init_plant_canopy within the module plant_canopy_model_mod,
	200	! call of subroutine init_plant_canopy added.
[1341]	201	!
[1432]	202	! 1431 2014-07-15 14:47:17Z suehring
	203	! var_d added, in order to normalize spectra.
	204	!
[1430]	205	! 1429 2014-07-15 12:53:45Z knoop
	206	! Ensemble run capability added to parallel random number generator
	207	!
[1412]	208	! 1411 2014-05-16 18:01:51Z suehring
	209	! Initial horizontal velocity profiles were not set to zero at the first vertical
	210	! grid level in case of non-cyclic lateral boundary conditions.
	211	!
[1407]	212	! 1406 2014-05-16 13:47:01Z raasch
	213	! bugfix: setting of initial velocities at k=1 to zero not in case of a
	214	! no-slip boundary condition for uv
	215	!
[1403]	216	! 1402 2014-05-09 14:25:13Z raasch
	217	! location messages modified
	218	!
[1401]	219	! 1400 2014-05-09 14:03:54Z knoop
	220	! Parallel random number generator added
	221	!
[1385]	222	! 1384 2014-05-02 14:31:06Z raasch
	223	! location messages added
	224	!
[1362]	225	! 1361 2014-04-16 15:17:48Z hoffmann
	226	! tend_* removed
	227	! Bugfix: w_subs is not allocated anymore if it is already allocated
	228	!
[1360]	229	! 1359 2014-04-11 17:15:14Z hoffmann
	230	! module lpm_init_mod added to use statements, because lpm_init has become a
	231	! module
	232	!
[1354]	233	! 1353 2014-04-08 15:21:23Z heinze
	234	! REAL constants provided with KIND-attribute
	235	!
[1341]	236	! 1340 2014-03-25 19:45:13Z kanani
	237	! REAL constants defined as wp-kind
	238	!
[1323]	239	! 1322 2014-03-20 16:38:49Z raasch
	240	! REAL constants defined as wp-kind
	241	! module interfaces removed
	242	!
[1321]	243	! 1320 2014-03-20 08:40:49Z raasch
	244	! ONLY-attribute added to USE-statements,
	245	! kind-parameters added to all INTEGER and REAL declaration statements,
	246	! kinds are defined in new module kinds,
	247	! revision history before 2012 removed,
	248	! comment fields (!:) to be used for variable explanations added to
	249	! all variable declaration statements
	250	!
[1317]	251	! 1316 2014-03-17 07:44:59Z heinze
	252	! Bugfix: allocation of w_subs
	253	!
[1300]	254	! 1299 2014-03-06 13:15:21Z heinze
	255	! Allocate w_subs due to extension of large scale subsidence in combination
	256	! with large scale forcing data (LSF_DATA)
	257	!
[1242]	258	! 1241 2013-10-30 11:36:58Z heinze
	259	! Overwrite initial profiles in case of nudging
	260	! Inititialize shf and qsws in case of large_scale_forcing
	261	!
[1222]	262	! 1221 2013-09-10 08:59:13Z raasch
	263	! +rflags_s_inner in copyin statement, use copyin for most arrays instead of
	264	! copy
	265	!
[1213]	266	! 1212 2013-08-15 08:46:27Z raasch
	267	! array tri is allocated and included in data copy statement
	268	!
[1196]	269	! 1195 2013-07-01 12:27:57Z heinze
	270	! Bugfix: move allocation of ref_state to parin.f90 and read_var_list.f90
	271	!
[1182]	272	! 1179 2013-06-14 05:57:58Z raasch
	273	! allocate and set ref_state to be used in buoyancy terms
	274	!
[1172]	275	! 1171 2013-05-30 11:27:45Z raasch
	276	! diss array is allocated with full size if accelerator boards are used
	277	!
[1160]	278	! 1159 2013-05-21 11:58:22Z fricke
	279	! -bc_lr_dirneu, bc_lr_neudir, bc_ns_dirneu, bc_ns_neudir
	280	!
[1154]	281	! 1153 2013-05-10 14:33:08Z raasch
	282	! diss array is allocated with dummy elements even if it is not needed
[1171]	283	! (required by PGI 13.4 / CUDA 5.0)
[1154]	284	!
[1116]	285	! 1115 2013-03-26 18:16:16Z hoffmann
	286	! unused variables removed
	287	!
[1114]	288	! 1113 2013-03-10 02:48:14Z raasch
	289	! openACC directive modified
	290	!
[1112]	291	! 1111 2013-03-08 23:54:10Z raasch
	292	! openACC directives added for pres
	293	! array diss allocated only if required
	294	!
[1093]	295	! 1092 2013-02-02 11:24:22Z raasch
	296	! unused variables removed
	297	!
[1066]	298	! 1065 2012-11-22 17:42:36Z hoffmann
	299	! allocation of diss (dissipation rate) in case of turbulence = .TRUE. added
	300	!
[1054]	301	! 1053 2012-11-13 17:11:03Z hoffmann
[1053]	302	! allocation and initialisation of necessary data arrays for the two-moment
	303	! cloud physics scheme the two new prognostic equations (nr, qr):
	304	! +dr, lambda_r, mu_r, sed_, xr, s, sws, swst, , _p, t_m, _1, _2, _3,
	305	! +tend_*, prr
[979]	306	!
[1037]	307	! 1036 2012-10-22 13:43:42Z raasch
	308	! code put under GPL (PALM 3.9)
	309	!
[1033]	310	! 1032 2012-10-21 13:03:21Z letzel
	311	! save memory by not allocating pt_2 in case of neutral = .T.
	312	!
[1026]	313	! 1025 2012-10-07 16:04:41Z letzel
	314	! bugfix: swap indices of mask for ghost boundaries
	315	!
[1017]	316	! 1015 2012-09-27 09:23:24Z raasch
	317	! mask is set to zero for ghost boundaries
	318	!
[1011]	319	! 1010 2012-09-20 07:59:54Z raasch
	320	! cpp switch __nopointer added for pointer free version
	321	!
[1004]	322	! 1003 2012-09-14 14:35:53Z raasch
	323	! nxra,nyna, nzta replaced ny nxr, nyn, nzt
	324	!
[1002]	325	! 1001 2012-09-13 14:08:46Z raasch
	326	! all actions concerning leapfrog scheme removed
	327	!
[997]	328	! 996 2012-09-07 10:41:47Z raasch
	329	! little reformatting
	330	!
[979]	331	! 978 2012-08-09 08:28:32Z fricke
[978]	332	! outflow damping layer removed
	333	! roughness length for scalar quantites z0h added
	334	! damping zone for the potential temperatur in case of non-cyclic lateral
	335	! boundaries added
	336	! initialization of ptdf_x, ptdf_y
	337	! initialization of c_u_m, c_u_m_l, c_v_m, c_v_m_l, c_w_m, c_w_m_l
[708]	338	!
[850]	339	! 849 2012-03-15 10:35:09Z raasch
	340	! init_particles renamed lpm_init
	341	!
[826]	342	! 825 2012-02-19 03:03:44Z raasch
	343	! wang_collision_kernel renamed wang_kernel
	344	!
[1]	345	! Revision 1.1 1998/03/09 16:22:22 raasch
	346	! Initial revision
	347	!
	348	!
	349	! Description:
	350	! ------------
[1682]	351	!> Allocation of arrays and initialization of the 3D model via
	352	!> a) pre-run the 1D model
	353	!> or
	354	!> b) pre-set constant linear profiles
	355	!> or
	356	!> c) read values of a previous run
[1]	357	!------------------------------------------------------------------------------!
[1682]	358	SUBROUTINE init_3d_model
	359
[1]	360
[667]	361	USE advec_ws
[1320]	362
[1]	363	USE arrays_3d
[1849]	364
[2037]	365	USE cloud_parameters, &
	366	ONLY: cp, l_v, r_d
	367
[1320]	368	USE constants, &
	369	ONLY: pi
	370
[1]	371	USE control_parameters
[1320]	372
[1957]	373	USE flight_mod, &
	374	ONLY: flight_init
	375
[1320]	376	USE grid_variables, &
[2037]	377	ONLY: dx, dy, ddx2_mg, ddy2_mg
[1320]	378
[1]	379	USE indices
[1359]	380
[1429]	381	USE lpm_init_mod, &
[1359]	382	ONLY: lpm_init
[1320]	383
	384	USE kinds
[1496]	385
	386	USE land_surface_model_mod, &
[2232]	387	ONLY: lsm_init, lsm_init_arrays
[1496]	388
[2320]	389	USE lsf_nudging_mod, &
	390	ONLY: lsf_init, ls_forcing_surf, nudge_init
[1849]	391
	392	USE microphysics_mod, &
	393	ONLY: collision_turbulence, microphysics_init
	394
[2338]	395	USE model_1d_mod, &
	396	ONLY: e1d, init_1d_model, kh1d, km1d, l1d, rif1d, u1d, us1d, usws1d, &
	397	v1d, vsws1d
	398
[1783]	399	USE netcdf_interface, &
	400	ONLY: dots_max, dots_num
[1320]	401
	402	USE particle_attributes, &
	403	ONLY: particle_advection, use_sgs_for_particles, wang_kernel
	404
[1]	405	USE pegrid
[1320]	406
[1484]	407	USE plant_canopy_model_mod, &
[1826]	408	ONLY: pcm_init, plant_canopy
[1496]	409
	410	USE radiation_model_mod, &
[2270]	411	ONLY: radiation_init, radiation, radiation_scheme
[1484]	412
[1320]	413	USE random_function_mod
	414
[1400]	415	USE random_generator_parallel, &
[2172]	416	ONLY: init_parallel_random_generator
[1400]	417
[1320]	418	USE statistics, &
[1738]	419	ONLY: hom, hom_sum, mean_surface_level_height, pr_palm, rmask, &
[1833]	420	statistic_regions, sums, sums_divnew_l, sums_divold_l, sums_l, &
[2277]	421	sums_l_l, sums_wsts_bc_l, ts_value, &
[1833]	422	weight_pres, weight_substep
[2259]	423
	424	USE synthetic_turbulence_generator_mod, &
	425	ONLY: stg_init, use_synthetic_turbulence_generator
	426
[1691]	427	USE surface_layer_fluxes_mod, &
	428	ONLY: init_surface_layer_fluxes
[2232]	429
	430	USE surface_mod, &
	431	ONLY : init_surface_arrays, init_surfaces, surf_def_h, surf_lsm_h, &
	432	surf_usm_h
[1691]	433
[2007]	434	USE transpose_indices
[1]	435
[2007]	436	USE urban_surface_mod, &
[2011]	437	ONLY: usm_init_urban_surface
[2007]	438
[1914]	439	USE wind_turbine_model_mod, &
	440	ONLY: wtm_init, wtm_init_arrays, wind_turbine
	441
[1]	442	IMPLICIT NONE
	443
[1682]	444	INTEGER(iwp) :: i !<
	445	INTEGER(iwp) :: ind_array(1) !<
	446	INTEGER(iwp) :: j !<
	447	INTEGER(iwp) :: k !<
[2232]	448	INTEGER(iwp) :: k_surf !< surface level index
	449	INTEGER(iwp) :: m !< index of surface element in surface data type
	450	INTEGER(iwp) :: sr !< index of statistic region
[1]	451
[1682]	452	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: ngp_2dh_l !<
[1]	453
[1682]	454	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l !<
	455	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_s_inner_l !<
[1]	456
[2037]	457	REAL(wp) :: t_surface !< air temperature at the surface
	458
	459	REAL(wp), DIMENSION(:), ALLOCATABLE :: p_hydrostatic !< hydrostatic pressure
	460
	461	INTEGER(iwp) :: l !< loop variable
	462	INTEGER(iwp) :: nzt_l !< index of top PE boundary for multigrid level
	463	REAL(wp) :: dx_l !< grid spacing along x on different multigrid level
	464	REAL(wp) :: dy_l !< grid spacing along y on different multigrid level
	465
[1764]	466	REAL(wp), DIMENSION(1:3) :: volume_flow_area_l !<
	467	REAL(wp), DIMENSION(1:3) :: volume_flow_initial_l !<
[1]	468
[1738]	469	REAL(wp), DIMENSION(:), ALLOCATABLE :: mean_surface_level_height_l !<
[1682]	470	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_l !<
	471	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_tmp !<
[1]	472
[485]	473
[1402]	474	CALL location_message( 'allocating arrays', .FALSE. )
[1]	475	!
	476	!-- Allocate arrays
[1788]	477	ALLOCATE( mean_surface_level_height(0:statistic_regions), &
	478	mean_surface_level_height_l(0:statistic_regions), &
	479	ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), &
	480	ngp_3d(0:statistic_regions), &
	481	ngp_3d_inner(0:statistic_regions), &
	482	ngp_3d_inner_l(0:statistic_regions), &
	483	ngp_3d_inner_tmp(0:statistic_regions), &
	484	sums_divnew_l(0:statistic_regions), &
[1]	485	sums_divold_l(0:statistic_regions) )
[1195]	486	ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt) )
[1788]	487	ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), &
	488	ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), &
	489	ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), &
	490	ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), &
	491	rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions), &
	492	sums(nzb:nzt+1,pr_palm+max_pr_user), &
	493	sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), &
	494	sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), &
	495	sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), &
[394]	496	ts_value(dots_max,0:statistic_regions) )
[978]	497	ALLOCATE( ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng) )
[1]	498
[1788]	499	ALLOCATE( d(nzb+1:nzt,nys:nyn,nxl:nxr), &
	500	kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	501	km(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	502	p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	503	tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	504
	505	#if defined( __nopointer )
[1788]	506	ALLOCATE( e(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	507	e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	508	pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	509	pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	510	u(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	511	u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	512	v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	513	v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	514	w(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	515	w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	516	te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	517	tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	518	tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	519	tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	520	tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	521	#else
[1788]	522	ALLOCATE( e_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	523	e_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	524	e_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	525	pt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	526	pt_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	527	u_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	528	u_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	529	u_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	530	v_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	531	v_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	532	v_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	533	w_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	534	w_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	535	w_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1788]	536	IF ( .NOT. neutral ) THEN
[1032]	537	ALLOCATE( pt_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	538	ENDIF
[1010]	539	#endif
	540
[673]	541	!
[707]	542	!-- Following array is required for perturbation pressure within the iterative
	543	!-- pressure solvers. For the multistep schemes (Runge-Kutta), array p holds
	544	!-- the weighted average of the substeps and cannot be used in the Poisson
	545	!-- solver.
	546	IF ( psolver == 'sor' ) THEN
	547	ALLOCATE( p_loc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1575]	548	ELSEIF ( psolver(1:9) == 'multigrid' ) THEN
[707]	549	!
	550	!-- For performance reasons, multigrid is using one ghost layer only
	551	ALLOCATE( p_loc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) )
[673]	552	ENDIF
[1]	553
[1111]	554	!
	555	!-- Array for storing constant coeffficients of the tridiagonal solver
	556	IF ( psolver == 'poisfft' ) THEN
[1212]	557	ALLOCATE( tri(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1,2) )
[1111]	558	ALLOCATE( tric(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1) )
	559	ENDIF
	560
[1960]	561	IF ( humidity ) THEN
[1]	562	!
[1960]	563	!-- 3D-humidity
[1010]	564	#if defined( __nopointer )
[1788]	565	ALLOCATE( q(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	566	q_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	567	tq_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	568	#else
[1788]	569	ALLOCATE( q_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	570	q_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	571	q_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	572	#endif
[1]	573
	574	!
[1960]	575	!-- 3D-arrays needed for humidity
[75]	576	IF ( humidity ) THEN
[1010]	577	#if defined( __nopointer )
	578	ALLOCATE( vpt(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	579	#else
[667]	580	ALLOCATE( vpt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	581	#endif
[1]	582
[1788]	583	IF ( cloud_physics ) THEN
[1]	584	!
	585	!-- Liquid water content
[1010]	586	#if defined( __nopointer )
	587	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	588	#else
[667]	589	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	590	#endif
[1053]	591
	592	!
[1822]	593	!-- 3D-cloud water content
[2292]	594	IF ( .NOT. microphysics_morrison ) THEN
[1053]	595	#if defined( __nopointer )
[2292]	596	ALLOCATE( qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	597	#else
[2292]	598	ALLOCATE( qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	599	#endif
[2292]	600	ENDIF
[1822]	601	!
[2292]	602	!-- Precipitation amount and rate (only needed if output is switched)
	603	ALLOCATE( precipitation_amount(nysg:nyng,nxlg:nxrg), &
	604	precipitation_rate(nysg:nyng,nxlg:nxrg) )
	605
	606	!
[1822]	607	!-- 3d-precipitation rate
	608	ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	609
[2292]	610	IF ( microphysics_morrison ) THEN
	611	!
	612	!-- 3D-cloud drop water content, cloud drop concentration arrays
	613	#if defined( __nopointer )
	614	ALLOCATE( nc(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	615	nc_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	616	qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	617	qc_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	618	tnc_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg)
	619	tqc_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	620	#else
	621	ALLOCATE( nc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	622	nc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	623	nc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	624	qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	625	qc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	626	qc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	627	#endif
	628	ENDIF
	629
[1822]	630	IF ( microphysics_seifert ) THEN
[1053]	631	!
[1822]	632	!-- 3D-rain water content, rain drop concentration arrays
[1115]	633	#if defined( __nopointer )
[1822]	634	ALLOCATE( nr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	635	nr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	636	qr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	637	qr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	638	tnr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	639	tqr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	640	#else
[1822]	641	ALLOCATE( nr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	642	nr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	643	nr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	644	qr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	645	qr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	646	qr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	647	#endif
[1822]	648	ENDIF
[1053]	649
[1]	650	ENDIF
	651
	652	IF ( cloud_droplets ) THEN
	653	!
[1010]	654	!-- Liquid water content, change in liquid water content
	655	#if defined( __nopointer )
[1788]	656	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	657	ql_c(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	658	#else
[1788]	659	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	660	ql_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	661	#endif
	662	!
	663	!-- Real volume of particles (with weighting), volume of particles
[1788]	664	ALLOCATE ( ql_v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	665	ql_vp(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	666	ENDIF
	667
	668	ENDIF
	669
	670	ENDIF
[1960]	671
	672
	673	IF ( passive_scalar ) THEN
[1]	674
[1960]	675	!
	676	!-- 3D scalar arrays
	677	#if defined( __nopointer )
	678	ALLOCATE( s(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	679	s_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	680	ts_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	681	#else
	682	ALLOCATE( s_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	683	s_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	684	s_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	685	#endif
	686	ENDIF
	687
[94]	688	IF ( ocean ) THEN
[1010]	689	#if defined( __nopointer )
[1788]	690	ALLOCATE( prho(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2031]	691	rho_ocean(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1788]	692	sa(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	693	sa_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	694	tsa_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	695	#else
[1788]	696	ALLOCATE( prho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	697	rho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	698	sa_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	699	sa_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	700	sa_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[388]	701	prho => prho_1
[2031]	702	rho_ocean => rho_1 ! routines calc_mean_profile and diffusion_e require
[388]	703	! density to be apointer
[1010]	704	#endif
[94]	705	ENDIF
	706
[1]	707	!
[2037]	708	!-- Allocation of anelastic and Boussinesq approximation specific arrays
	709	ALLOCATE( p_hydrostatic(nzb:nzt+1) )
	710	ALLOCATE( rho_air(nzb:nzt+1) )
	711	ALLOCATE( rho_air_zw(nzb:nzt+1) )
	712	ALLOCATE( drho_air(nzb:nzt+1) )
	713	ALLOCATE( drho_air_zw(nzb:nzt+1) )
	714
	715	!
	716	!-- Density profile calculation for anelastic approximation
[2252]	717	t_surface = pt_surface * ( surface_pressure / 1000.0_wp )**( r_d / cp )
[2037]	718	IF ( TRIM( approximation ) == 'anelastic' ) THEN
	719	DO k = nzb, nzt+1
	720	p_hydrostatic(k) = surface_pressure * 100.0_wp * &
	721	( 1 - ( g * zu(k) ) / ( cp * t_surface ) &
	722	)**( cp / r_d )
	723	rho_air(k) = ( p_hydrostatic(k) * &
	724	( 100000.0_wp / p_hydrostatic(k) &
	725	)**( r_d / cp ) &
	726	) / ( r_d * pt_init(k) )
	727	ENDDO
	728	DO k = nzb, nzt
	729	rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) )
	730	ENDDO
	731	rho_air_zw(nzt+1) = rho_air_zw(nzt) &
	732	+ 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) )
	733	ELSE
[2252]	734	DO k = nzb, nzt+1
	735	p_hydrostatic(k) = surface_pressure * 100.0_wp * &
	736	( 1 - ( g * zu(nzb) ) / ( cp * t_surface ) &
	737	)**( cp / r_d )
	738	rho_air(k) = ( p_hydrostatic(k) * &
	739	( 100000.0_wp / p_hydrostatic(k) &
	740	)**( r_d / cp ) &
	741	) / ( r_d * pt_init(nzb) )
	742	ENDDO
	743	DO k = nzb, nzt
	744	rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) )
	745	ENDDO
	746	rho_air_zw(nzt+1) = rho_air_zw(nzt) &
	747	+ 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) )
[2037]	748	ENDIF
	749
	750	!-- compute the inverse density array in order to avoid expencive divisions
	751	drho_air = 1.0_wp / rho_air
	752	drho_air_zw = 1.0_wp / rho_air_zw
	753
	754	!
	755	!-- Allocation of flux conversion arrays
	756	ALLOCATE( heatflux_input_conversion(nzb:nzt+1) )
	757	ALLOCATE( waterflux_input_conversion(nzb:nzt+1) )
	758	ALLOCATE( momentumflux_input_conversion(nzb:nzt+1) )
	759	ALLOCATE( heatflux_output_conversion(nzb:nzt+1) )
	760	ALLOCATE( waterflux_output_conversion(nzb:nzt+1) )
	761	ALLOCATE( momentumflux_output_conversion(nzb:nzt+1) )
	762
	763	!
	764	!-- calculate flux conversion factors according to approximation and in-/output mode
	765	DO k = nzb, nzt+1
	766
	767	IF ( TRIM( flux_input_mode ) == 'kinematic' ) THEN
	768	heatflux_input_conversion(k) = rho_air_zw(k)
	769	waterflux_input_conversion(k) = rho_air_zw(k)
	770	momentumflux_input_conversion(k) = rho_air_zw(k)
	771	ELSEIF ( TRIM( flux_input_mode ) == 'dynamic' ) THEN
	772	heatflux_input_conversion(k) = 1.0_wp / cp
	773	waterflux_input_conversion(k) = 1.0_wp / l_v
	774	momentumflux_input_conversion(k) = 1.0_wp
	775	ENDIF
	776
	777	IF ( TRIM( flux_output_mode ) == 'kinematic' ) THEN
	778	heatflux_output_conversion(k) = drho_air_zw(k)
	779	waterflux_output_conversion(k) = drho_air_zw(k)
	780	momentumflux_output_conversion(k) = drho_air_zw(k)
	781	ELSEIF ( TRIM( flux_output_mode ) == 'dynamic' ) THEN
	782	heatflux_output_conversion(k) = cp
	783	waterflux_output_conversion(k) = l_v
	784	momentumflux_output_conversion(k) = 1.0_wp
	785	ENDIF
	786
	787	IF ( .NOT. humidity ) THEN
	788	waterflux_input_conversion(k) = 1.0_wp
	789	waterflux_output_conversion(k) = 1.0_wp
	790	ENDIF
	791
	792	ENDDO
	793
	794	!
	795	!-- In case of multigrid method, compute grid lengths and grid factors for the
	796	!-- grid levels with respective density on each grid
	797	IF ( psolver(1:9) == 'multigrid' ) THEN
	798
	799	ALLOCATE( ddx2_mg(maximum_grid_level) )
	800	ALLOCATE( ddy2_mg(maximum_grid_level) )
	801	ALLOCATE( dzu_mg(nzb+1:nzt+1,maximum_grid_level) )
	802	ALLOCATE( dzw_mg(nzb+1:nzt+1,maximum_grid_level) )
	803	ALLOCATE( f1_mg(nzb+1:nzt,maximum_grid_level) )
	804	ALLOCATE( f2_mg(nzb+1:nzt,maximum_grid_level) )
	805	ALLOCATE( f3_mg(nzb+1:nzt,maximum_grid_level) )
	806	ALLOCATE( rho_air_mg(nzb:nzt+1,maximum_grid_level) )
	807	ALLOCATE( rho_air_zw_mg(nzb:nzt+1,maximum_grid_level) )
	808
	809	dzu_mg(:,maximum_grid_level) = dzu
	810	rho_air_mg(:,maximum_grid_level) = rho_air
	811	!
	812	!-- Next line to ensure an equally spaced grid.
	813	dzu_mg(1,maximum_grid_level) = dzu(2)
	814	rho_air_mg(nzb,maximum_grid_level) = rho_air(nzb) + &
	815	(rho_air(nzb) - rho_air(nzb+1))
	816
	817	dzw_mg(:,maximum_grid_level) = dzw
	818	rho_air_zw_mg(:,maximum_grid_level) = rho_air_zw
	819	nzt_l = nzt
	820	DO l = maximum_grid_level-1, 1, -1
	821	dzu_mg(nzb+1,l) = 2.0_wp * dzu_mg(nzb+1,l+1)
	822	dzw_mg(nzb+1,l) = 2.0_wp * dzw_mg(nzb+1,l+1)
	823	rho_air_mg(nzb,l) = rho_air_mg(nzb,l+1) + (rho_air_mg(nzb,l+1) - rho_air_mg(nzb+1,l+1))
	824	rho_air_zw_mg(nzb,l) = rho_air_zw_mg(nzb,l+1) + (rho_air_zw_mg(nzb,l+1) - rho_air_zw_mg(nzb+1,l+1))
	825	rho_air_mg(nzb+1,l) = rho_air_mg(nzb+1,l+1)
	826	rho_air_zw_mg(nzb+1,l) = rho_air_zw_mg(nzb+1,l+1)
	827	nzt_l = nzt_l / 2
	828	DO k = 2, nzt_l+1
	829	dzu_mg(k,l) = dzu_mg(2k-2,l+1) + dzu_mg(2k-1,l+1)
	830	dzw_mg(k,l) = dzw_mg(2k-2,l+1) + dzw_mg(2k-1,l+1)
	831	rho_air_mg(k,l) = rho_air_mg(2*k-1,l+1)
	832	rho_air_zw_mg(k,l) = rho_air_zw_mg(2*k-1,l+1)
	833	ENDDO
	834	ENDDO
	835
	836	nzt_l = nzt
	837	dx_l = dx
	838	dy_l = dy
	839	DO l = maximum_grid_level, 1, -1
	840	ddx2_mg(l) = 1.0_wp / dx_l**2
	841	ddy2_mg(l) = 1.0_wp / dy_l**2
	842	DO k = nzb+1, nzt_l
	843	f2_mg(k,l) = rho_air_zw_mg(k,l) / ( dzu_mg(k+1,l) * dzw_mg(k,l) )
	844	f3_mg(k,l) = rho_air_zw_mg(k-1,l) / ( dzu_mg(k,l) * dzw_mg(k,l) )
	845	f1_mg(k,l) = 2.0_wp * ( ddx2_mg(l) + ddy2_mg(l) ) &
	846	* rho_air_mg(k,l) + f2_mg(k,l) + f3_mg(k,l)
	847	ENDDO
	848	nzt_l = nzt_l / 2
	849	dx_l = dx_l * 2.0_wp
	850	dy_l = dy_l * 2.0_wp
	851	ENDDO
	852
	853	ENDIF
	854
	855	!
[1]	856	!-- 3D-array for storing the dissipation, needed for calculating the sgs
	857	!-- particle velocities
[2118]	858	IF ( use_sgs_for_particles .OR. wang_kernel .OR. collision_turbulence )&
	859	THEN
[1153]	860	ALLOCATE( diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	861	ENDIF
	862
	863	!
[1299]	864	!-- 1D-array for large scale subsidence velocity
[1361]	865	IF ( .NOT. ALLOCATED( w_subs ) ) THEN
	866	ALLOCATE ( w_subs(nzb:nzt+1) )
	867	w_subs = 0.0_wp
	868	ENDIF
[1299]	869
	870	!
[106]	871	!-- Arrays to store velocity data from t-dt and the phase speeds which
	872	!-- are needed for radiation boundary conditions
[73]	873	IF ( outflow_l ) THEN
[1788]	874	ALLOCATE( u_m_l(nzb:nzt+1,nysg:nyng,1:2), &
	875	v_m_l(nzb:nzt+1,nysg:nyng,0:1), &
[667]	876	w_m_l(nzb:nzt+1,nysg:nyng,0:1) )
[73]	877	ENDIF
	878	IF ( outflow_r ) THEN
[1788]	879	ALLOCATE( u_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
	880	v_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
[667]	881	w_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx) )
[73]	882	ENDIF
[106]	883	IF ( outflow_l .OR. outflow_r ) THEN
[1788]	884	ALLOCATE( c_u(nzb:nzt+1,nysg:nyng), c_v(nzb:nzt+1,nysg:nyng), &
[667]	885	c_w(nzb:nzt+1,nysg:nyng) )
[106]	886	ENDIF
[73]	887	IF ( outflow_s ) THEN
[1788]	888	ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxlg:nxrg), &
	889	v_m_s(nzb:nzt+1,1:2,nxlg:nxrg), &
[667]	890	w_m_s(nzb:nzt+1,0:1,nxlg:nxrg) )
[73]	891	ENDIF
	892	IF ( outflow_n ) THEN
[1788]	893	ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
	894	v_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
[667]	895	w_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg) )
[73]	896	ENDIF
[106]	897	IF ( outflow_s .OR. outflow_n ) THEN
[1788]	898	ALLOCATE( c_u(nzb:nzt+1,nxlg:nxrg), c_v(nzb:nzt+1,nxlg:nxrg), &
[667]	899	c_w(nzb:nzt+1,nxlg:nxrg) )
[106]	900	ENDIF
[996]	901	IF ( outflow_l .OR. outflow_r .OR. outflow_s .OR. outflow_n ) THEN
[978]	902	ALLOCATE( c_u_m_l(nzb:nzt+1), c_v_m_l(nzb:nzt+1), c_w_m_l(nzb:nzt+1) )
	903	ALLOCATE( c_u_m(nzb:nzt+1), c_v_m(nzb:nzt+1), c_w_m(nzb:nzt+1) )
	904	ENDIF
[73]	905
[978]	906
[1010]	907	#if ! defined( __nopointer )
[73]	908	!
[1]	909	!-- Initial assignment of the pointers
[1001]	910	e => e_1; e_p => e_2; te_m => e_3
[1032]	911	IF ( .NOT. neutral ) THEN
	912	pt => pt_1; pt_p => pt_2; tpt_m => pt_3
	913	ELSE
	914	pt => pt_1; pt_p => pt_1; tpt_m => pt_3
	915	ENDIF
[1001]	916	u => u_1; u_p => u_2; tu_m => u_3
	917	v => v_1; v_p => v_2; tv_m => v_3
	918	w => w_1; w_p => w_2; tw_m => w_3
[1]	919
[1960]	920	IF ( humidity ) THEN
[1001]	921	q => q_1; q_p => q_2; tq_m => q_3
[1053]	922	IF ( humidity ) THEN
	923	vpt => vpt_1
	924	IF ( cloud_physics ) THEN
	925	ql => ql_1
[2292]	926	IF ( .NOT. microphysics_morrison ) THEN
	927	qc => qc_1
	928	ENDIF
	929	IF ( microphysics_morrison ) THEN
	930	qc => qc_1; qc_p => qc_2; tqc_m => qc_3
	931	nc => nc_1; nc_p => nc_2; tnc_m => nc_3
	932	ENDIF
[1822]	933	IF ( microphysics_seifert ) THEN
	934	qr => qr_1; qr_p => qr_2; tqr_m => qr_3
	935	nr => nr_1; nr_p => nr_2; tnr_m => nr_3
[1053]	936	ENDIF
	937	ENDIF
	938	ENDIF
[1001]	939	IF ( cloud_droplets ) THEN
	940	ql => ql_1
	941	ql_c => ql_2
[1]	942	ENDIF
[1001]	943	ENDIF
[1960]	944
	945	IF ( passive_scalar ) THEN
	946	s => s_1; s_p => s_2; ts_m => s_3
	947	ENDIF
[1]	948
[1001]	949	IF ( ocean ) THEN
	950	sa => sa_1; sa_p => sa_2; tsa_m => sa_3
	951	ENDIF
[1010]	952	#endif
[1]	953	!
[2232]	954	!-- Initialize wall arrays
	955	CALL init_surface_arrays
	956	!
[1551]	957	!-- Allocate land surface model arrays
	958	IF ( land_surface ) THEN
[1817]	959	CALL lsm_init_arrays
[1551]	960	ENDIF
	961
	962	!
[1914]	963	!-- Allocate wind turbine model arrays
	964	IF ( wind_turbine ) THEN
	965	CALL wtm_init_arrays
	966	ENDIF
[1957]	967
	968	!
	969	!-- Initialize virtual flight measurements
	970	IF ( virtual_flight ) THEN
	971	CALL flight_init
	972	ENDIF
[1914]	973
	974	!
[2320]	975	!-- Initialize nudging if required
	976	IF ( nudging ) THEN
	977	CALL nudge_init
	978	ENDIF
	979
	980	!
	981	!-- Initialize reading of large scale forcing from external file - if required
	982	IF ( large_scale_forcing ) THEN
	983	CALL lsf_init
	984	ENDIF
	985
	986	!
[709]	987	!-- Allocate arrays containing the RK coefficient for calculation of
	988	!-- perturbation pressure and turbulent fluxes. At this point values are
	989	!-- set for pressure calculation during initialization (where no timestep
	990	!-- is done). Further below the values needed within the timestep scheme
	991	!-- will be set.
[1788]	992	ALLOCATE( weight_substep(1:intermediate_timestep_count_max), &
[1878]	993	weight_pres(1:intermediate_timestep_count_max) )
[1340]	994	weight_substep = 1.0_wp
	995	weight_pres = 1.0_wp
[1918]	996	intermediate_timestep_count = 0 ! needed when simulated_time = 0.0
[673]	997
[1402]	998	CALL location_message( 'finished', .TRUE. )
[1918]	999
[673]	1000	!
[1918]	1001	!-- Initialize local summation arrays for routine flow_statistics.
	1002	!-- This is necessary because they may not yet have been initialized when they
	1003	!-- are called from flow_statistics (or - depending on the chosen model run -
	1004	!-- are never initialized)
	1005	sums_divnew_l = 0.0_wp
	1006	sums_divold_l = 0.0_wp
	1007	sums_l_l = 0.0_wp
	1008	sums_wsts_bc_l = 0.0_wp
	1009
	1010	!
[1]	1011	!-- Initialize model variables
[1788]	1012	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[328]	1013	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
[1]	1014	!
	1015	!-- First model run of a possible job queue.
	1016	!-- Initial profiles of the variables must be computes.
	1017	IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN
[1384]	1018
[1402]	1019	CALL location_message( 'initializing with 1D model profiles', .FALSE. )
[1]	1020	!
	1021	!-- Use solutions of the 1D model as initial profiles,
	1022	!-- start 1D model
	1023	CALL init_1d_model
	1024	!
	1025	!-- Transfer initial profiles to the arrays of the 3D model
[667]	1026	DO i = nxlg, nxrg
	1027	DO j = nysg, nyng
[1]	1028	e(:,j,i) = e1d
	1029	kh(:,j,i) = kh1d
	1030	km(:,j,i) = km1d
	1031	pt(:,j,i) = pt_init
	1032	u(:,j,i) = u1d
	1033	v(:,j,i) = v1d
	1034	ENDDO
	1035	ENDDO
	1036
[1960]	1037	IF ( humidity ) THEN
[667]	1038	DO i = nxlg, nxrg
	1039	DO j = nysg, nyng
[1]	1040	q(:,j,i) = q_init
	1041	ENDDO
	1042	ENDDO
[2292]	1043	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1044	DO i = nxlg, nxrg
	1045	DO j = nysg, nyng
	1046	qc(:,j,i) = 0.0_wp
	1047	nc(:,j,i) = 0.0_wp
	1048	ENDDO
	1049	ENDDO
	1050	ENDIF
[1822]	1051	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1052	DO i = nxlg, nxrg
	1053	DO j = nysg, nyng
[1340]	1054	qr(:,j,i) = 0.0_wp
	1055	nr(:,j,i) = 0.0_wp
[1053]	1056	ENDDO
	1057	ENDDO
	1058	ENDIF
[1]	1059	ENDIF
[2292]	1060
[1960]	1061	IF ( passive_scalar ) THEN
	1062	DO i = nxlg, nxrg
	1063	DO j = nysg, nyng
	1064	s(:,j,i) = s_init
	1065	ENDDO
	1066	ENDDO
	1067	ENDIF
[1]	1068
	1069	IF ( .NOT. constant_diffusion ) THEN
[667]	1070	DO i = nxlg, nxrg
	1071	DO j = nysg, nyng
[1]	1072	e(:,j,i) = e1d
	1073	ENDDO
	1074	ENDDO
	1075	!
	1076	!-- Store initial profiles for output purposes etc.
	1077	hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 )
	1078
	1079	ELSE
[1340]	1080	e = 0.0_wp ! must be set, because used in
[1]	1081	ENDIF
	1082	!
[1762]	1083	!-- Inside buildings set velocities back to zero
[1]	1084	IF ( topography /= 'flat' ) THEN
[1762]	1085	DO i = nxlg, nxrg
	1086	DO j = nysg, nyng
[2232]	1087	DO k = nzb, nzt
	1088	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1089	BTEST( wall_flags_0(k,j,i), 1 ) )
	1090	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1091	BTEST( wall_flags_0(k,j,i), 2 ) )
	1092	ENDDO
[1]	1093	ENDDO
	1094	ENDDO
[667]	1095
[1]	1096	!
	1097	!-- WARNING: The extra boundary conditions set after running the
	1098	!-- ------- 1D model impose an error on the divergence one layer
	1099	!-- below the topography; need to correct later
	1100	!-- ATTENTION: Provisional correction for Piacsek & Williams
	1101	!-- --------- advection scheme: keep u and v zero one layer below
	1102	!-- the topography.
[667]	1103	IF ( ibc_uv_b == 1 ) THEN
	1104	!
[1]	1105	!-- Neumann condition
	1106	DO i = nxl-1, nxr+1
	1107	DO j = nys-1, nyn+1
[2232]	1108	u(nzb,j,i) = u(nzb+1,j,i)
	1109	v(nzb,j,i) = v(nzb+1,j,i)
[1]	1110	ENDDO
	1111	ENDDO
	1112
	1113	ENDIF
	1114
	1115	ENDIF
	1116
[1402]	1117	CALL location_message( 'finished', .TRUE. )
[1384]	1118
[1788]	1119	ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) &
[1]	1120	THEN
[1241]	1121
[1402]	1122	CALL location_message( 'initializing with constant profiles', .FALSE. )
[1]	1123	!
[2259]	1124	!-- Overwrite initial profiles in case of synthetic turbulence generator
	1125	IF( use_synthetic_turbulence_generator ) THEN
	1126	CALL stg_init
	1127	ENDIF
	1128
	1129	!
[1]	1130	!-- Use constructed initial profiles (velocity constant with height,
	1131	!-- temperature profile with constant gradient)
[667]	1132	DO i = nxlg, nxrg
	1133	DO j = nysg, nyng
[1]	1134	pt(:,j,i) = pt_init
	1135	u(:,j,i) = u_init
	1136	v(:,j,i) = v_init
	1137	ENDDO
	1138	ENDDO
[75]	1139
[1]	1140	!
[292]	1141	!-- Set initial horizontal velocities at the lowest computational grid
	1142	!-- levels to zero in order to avoid too small time steps caused by the
	1143	!-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs
[1815]	1144	!-- in the limiting formula!).
	1145	IF ( ibc_uv_b /= 1 ) THEN
	1146	DO i = nxlg, nxrg
	1147	DO j = nysg, nyng
[2232]	1148	DO k = nzb, nzt
	1149	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1150	BTEST( wall_flags_0(k,j,i), 20 ) )
	1151	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1152	BTEST( wall_flags_0(k,j,i), 21 ) )
	1153	ENDDO
[1815]	1154	ENDDO
	1155	ENDDO
	1156	ENDIF
[1]	1157
[1960]	1158	IF ( humidity ) THEN
[667]	1159	DO i = nxlg, nxrg
	1160	DO j = nysg, nyng
[1]	1161	q(:,j,i) = q_init
	1162	ENDDO
	1163	ENDDO
[2292]	1164	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1165	DO i = nxlg, nxrg
	1166	DO j = nysg, nyng
	1167	qc(:,j,i) = 0.0_wp
	1168	nc(:,j,i) = 0.0_wp
	1169	ENDDO
	1170	ENDDO
	1171	ENDIF
	1172
[1822]	1173	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	1174	DO i = nxlg, nxrg
	1175	DO j = nysg, nyng
	1176	qr(:,j,i) = 0.0_wp
	1177	nr(:,j,i) = 0.0_wp
[1053]	1178	ENDDO
[1822]	1179	ENDDO
[2292]	1180	ENDIF
[1115]	1181
[1]	1182	ENDIF
[1960]	1183
	1184	IF ( passive_scalar ) THEN
	1185	DO i = nxlg, nxrg
	1186	DO j = nysg, nyng
	1187	s(:,j,i) = s_init
	1188	ENDDO
	1189	ENDDO
	1190	ENDIF
[1]	1191
[94]	1192	IF ( ocean ) THEN
[667]	1193	DO i = nxlg, nxrg
	1194	DO j = nysg, nyng
[94]	1195	sa(:,j,i) = sa_init
	1196	ENDDO
	1197	ENDDO
	1198	ENDIF
[1]	1199
	1200	IF ( constant_diffusion ) THEN
	1201	km = km_constant
	1202	kh = km / prandtl_number
[1340]	1203	e = 0.0_wp
	1204	ELSEIF ( e_init > 0.0_wp ) THEN
[108]	1205	DO k = nzb+1, nzt
[1340]	1206	km(k,:,:) = 0.1_wp * l_grid(k) * SQRT( e_init )
[108]	1207	ENDDO
	1208	km(nzb,:,:) = km(nzb+1,:,:)
	1209	km(nzt+1,:,:) = km(nzt,:,:)
	1210	kh = km / prandtl_number
	1211	e = e_init
[1]	1212	ELSE
[108]	1213	IF ( .NOT. ocean ) THEN
[1340]	1214	kh = 0.01_wp ! there must exist an initial diffusion, because
	1215	km = 0.01_wp ! otherwise no TKE would be produced by the
[108]	1216	! production terms, as long as not yet
	1217	! e = (u/cm)*2 at k=nzb+1
	1218	ELSE
[1340]	1219	kh = 0.00001_wp
	1220	km = 0.00001_wp
[108]	1221	ENDIF
[1340]	1222	e = 0.0_wp
[1]	1223	ENDIF
[1920]	1224	!
[1]	1225	!-- Compute initial temperature field and other constants used in case
	1226	!-- of a sloping surface
	1227	IF ( sloping_surface ) CALL init_slope
	1228
[1402]	1229	CALL location_message( 'finished', .TRUE. )
[1384]	1230
[1788]	1231	ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) &
[46]	1232	THEN
[1384]	1233
[1402]	1234	CALL location_message( 'initializing by user', .FALSE. )
[46]	1235	!
	1236	!-- Initialization will completely be done by the user
	1237	CALL user_init_3d_model
	1238
[1402]	1239	CALL location_message( 'finished', .TRUE. )
[1384]	1240
[1]	1241	ENDIF
[1384]	1242
[1402]	1243	CALL location_message( 'initializing statistics, boundary conditions, etc.', &
	1244	.FALSE. )
[1384]	1245
[667]	1246	!
	1247	!-- Bottom boundary
	1248	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2 ) THEN
[1340]	1249	u(nzb,:,:) = 0.0_wp
	1250	v(nzb,:,:) = 0.0_wp
[667]	1251	ENDIF
[1]	1252
	1253	!
[151]	1254	!-- Apply channel flow boundary condition
[132]	1255	IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN
[1340]	1256	u(nzt+1,:,:) = 0.0_wp
	1257	v(nzt+1,:,:) = 0.0_wp
[132]	1258	ENDIF
	1259
	1260	!
[1]	1261	!-- Calculate virtual potential temperature
[1960]	1262	IF ( humidity ) vpt = pt * ( 1.0_wp + 0.61_wp * q )
[1]	1263
	1264	!
	1265	!-- Store initial profiles for output purposes etc.
	1266	hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 )
	1267	hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 )
[667]	1268	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2) THEN
[1340]	1269	hom(nzb,1,5,:) = 0.0_wp
	1270	hom(nzb,1,6,:) = 0.0_wp
[1]	1271	ENDIF
	1272	hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1273	hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 )
	1274	hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 )
	1275
[97]	1276	IF ( ocean ) THEN
	1277	!
	1278	!-- Store initial salinity profile
	1279	hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 )
	1280	ENDIF
[1]	1281
[75]	1282	IF ( humidity ) THEN
[1]	1283	!
	1284	!-- Store initial profile of total water content, virtual potential
	1285	!-- temperature
	1286	hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1287	hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 )
	1288	IF ( cloud_physics .OR. cloud_droplets ) THEN
	1289	!
	1290	!-- Store initial profile of specific humidity and potential
	1291	!-- temperature
	1292	hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1293	hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1294	ENDIF
	1295	ENDIF
	1296
	1297	IF ( passive_scalar ) THEN
	1298	!
	1299	!-- Store initial scalar profile
[1960]	1300	hom(:,1,115,:) = SPREAD( s(:,nys,nxl), 2, statistic_regions+1 )
[1]	1301	ENDIF
	1302
	1303	!
[1400]	1304	!-- Initialize the random number generators (from numerical recipes)
	1305	CALL random_function_ini
[1429]	1306
[1400]	1307	IF ( random_generator == 'random-parallel' ) THEN
[2172]	1308	CALL init_parallel_random_generator(nx, ny, nys, nyn, nxl, nxr)
[1400]	1309	ENDIF
	1310	!
[1179]	1311	!-- Set the reference state to be used in the buoyancy terms (for ocean runs
	1312	!-- the reference state will be set (overwritten) in init_ocean)
	1313	IF ( use_single_reference_value ) THEN
[1788]	1314	IF ( .NOT. humidity ) THEN
[1179]	1315	ref_state(:) = pt_reference
	1316	ELSE
	1317	ref_state(:) = vpt_reference
	1318	ENDIF
	1319	ELSE
[1788]	1320	IF ( .NOT. humidity ) THEN
[1179]	1321	ref_state(:) = pt_init(:)
	1322	ELSE
	1323	ref_state(:) = vpt(:,nys,nxl)
	1324	ENDIF
	1325	ENDIF
[152]	1326
	1327	!
[707]	1328	!-- For the moment, vertical velocity is zero
[1340]	1329	w = 0.0_wp
[1]	1330
	1331	!
	1332	!-- Initialize array sums (must be defined in first call of pres)
[1340]	1333	sums = 0.0_wp
[1]	1334
	1335	!
[707]	1336	!-- In case of iterative solvers, p must get an initial value
[1575]	1337	IF ( psolver(1:9) == 'multigrid' .OR. psolver == 'sor' ) p = 0.0_wp
[707]	1338
	1339	!
[72]	1340	!-- Treating cloud physics, liquid water content and precipitation amount
	1341	!-- are zero at beginning of the simulation
	1342	IF ( cloud_physics ) THEN
[1340]	1343	ql = 0.0_wp
[1822]	1344	qc = 0.0_wp
	1345
	1346	precipitation_amount = 0.0_wp
[72]	1347	ENDIF
[673]	1348	!
[1]	1349	!-- Impose vortex with vertical axis on the initial velocity profile
	1350	IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN
	1351	CALL init_rankine
	1352	ENDIF
	1353
	1354	!
	1355	!-- Impose temperature anomaly (advection test only)
	1356	IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN
	1357	CALL init_pt_anomaly
	1358	ENDIF
	1359
	1360	!
	1361	!-- If required, change the surface temperature at the start of the 3D run
[1340]	1362	IF ( pt_surface_initial_change /= 0.0_wp ) THEN
[1]	1363	pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change
	1364	ENDIF
	1365
	1366	!
	1367	!-- If required, change the surface humidity/scalar at the start of the 3D
	1368	!-- run
[1960]	1369	IF ( humidity .AND. q_surface_initial_change /= 0.0_wp ) &
[1]	1370	q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change
[1960]	1371
	1372	IF ( passive_scalar .AND. s_surface_initial_change /= 0.0_wp ) &
	1373	s(nzb,:,:) = s(nzb,:,:) + s_surface_initial_change
	1374
[1]	1375
	1376	!
	1377	!-- Initialize old and new time levels.
[1340]	1378	te_m = 0.0_wp; tpt_m = 0.0_wp; tu_m = 0.0_wp; tv_m = 0.0_wp; tw_m = 0.0_wp
[1]	1379	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
	1380
[1960]	1381	IF ( humidity ) THEN
[1340]	1382	tq_m = 0.0_wp
[1]	1383	q_p = q
[2292]	1384	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1385	tqc_m = 0.0_wp
	1386	qc_p = qc
	1387	tnc_m = 0.0_wp
	1388	nc_p = nc
	1389	ENDIF
[1822]	1390	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1391	tqr_m = 0.0_wp
[1822]	1392	qr_p = qr
[1340]	1393	tnr_m = 0.0_wp
[1822]	1394	nr_p = nr
[1053]	1395	ENDIF
[1]	1396	ENDIF
[1960]	1397
	1398	IF ( passive_scalar ) THEN
	1399	ts_m = 0.0_wp
	1400	s_p = s
	1401	ENDIF
[1]	1402
[94]	1403	IF ( ocean ) THEN
[1340]	1404	tsa_m = 0.0_wp
[94]	1405	sa_p = sa
	1406	ENDIF
[667]	1407
[1402]	1408	CALL location_message( 'finished', .TRUE. )
[94]	1409
[1788]	1410	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. &
[2232]	1411	TRIM( initializing_actions ) == 'cyclic_fill' ) &
[1]	1412	THEN
[1384]	1413
[1402]	1414	CALL location_message( 'initializing in case of restart / cyclic_fill', &
	1415	.FALSE. )
[1]	1416	!
[2232]	1417	!-- Initialize surface elements and its attributes, e.g. heat- and
	1418	!-- momentumfluxes, roughness, scaling parameters. As number of surface
	1419	!-- elements might be different between runs, e.g. in case of cyclic fill,
	1420	!-- and not all surface elements are read, surface elements need to be
	1421	!-- initialized before.
	1422	CALL init_surfaces
	1423	!
[767]	1424	!-- When reading data for cyclic fill of 3D prerun data files, read
	1425	!-- some of the global variables from the restart file which are required
	1426	!-- for initializing the inflow
[328]	1427	IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
[559]	1428
[759]	1429	DO i = 0, io_blocks-1
	1430	IF ( i == io_group ) THEN
	1431	CALL read_parts_of_var_list
	1432	CALL close_file( 13 )
	1433	ENDIF
	1434	#if defined( __parallel )
	1435	CALL MPI_BARRIER( comm2d, ierr )
	1436	#endif
	1437	ENDDO
[328]	1438
[767]	1439	ENDIF
	1440
[151]	1441	!
[767]	1442	!-- Read binary data from restart file
	1443	DO i = 0, io_blocks-1
	1444	IF ( i == io_group ) THEN
	1445	CALL read_3d_binary
	1446	ENDIF
	1447	#if defined( __parallel )
	1448	CALL MPI_BARRIER( comm2d, ierr )
	1449	#endif
	1450	ENDDO
	1451
[328]	1452	!
[767]	1453	!-- Initialization of the turbulence recycling method
[1788]	1454	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[767]	1455	turbulent_inflow ) THEN
	1456	!
	1457	!-- First store the profiles to be used at the inflow.
	1458	!-- These profiles are the (temporally) and horizontally averaged vertical
	1459	!-- profiles from the prerun. Alternatively, prescribed profiles
	1460	!-- for u,v-components can be used.
[1960]	1461	ALLOCATE( mean_inflow_profiles(nzb:nzt+1,7) )
[151]	1462
[767]	1463	IF ( use_prescribed_profile_data ) THEN
	1464	mean_inflow_profiles(:,1) = u_init ! u
	1465	mean_inflow_profiles(:,2) = v_init ! v
	1466	ELSE
[328]	1467	mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u
	1468	mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v
[767]	1469	ENDIF
	1470	mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt
	1471	mean_inflow_profiles(:,5) = hom_sum(:,8,0) ! e
[1960]	1472	IF ( humidity ) &
	1473	mean_inflow_profiles(:,6) = hom_sum(:,41,0) ! q
	1474	IF ( passive_scalar ) &
	1475	mean_inflow_profiles(:,7) = hom_sum(:,115,0) ! s
[151]	1476
	1477	!
[767]	1478	!-- If necessary, adjust the horizontal flow field to the prescribed
	1479	!-- profiles
	1480	IF ( use_prescribed_profile_data ) THEN
	1481	DO i = nxlg, nxrg
[667]	1482	DO j = nysg, nyng
[328]	1483	DO k = nzb, nzt+1
[767]	1484	u(k,j,i) = u(k,j,i) - hom_sum(k,1,0) + u_init(k)
	1485	v(k,j,i) = v(k,j,i) - hom_sum(k,2,0) + v_init(k)
[328]	1486	ENDDO
[151]	1487	ENDDO
[767]	1488	ENDDO
	1489	ENDIF
[151]	1490
	1491	!
[767]	1492	!-- Use these mean profiles at the inflow (provided that Dirichlet
	1493	!-- conditions are used)
	1494	IF ( inflow_l ) THEN
	1495	DO j = nysg, nyng
	1496	DO k = nzb, nzt+1
	1497	u(k,j,nxlg:-1) = mean_inflow_profiles(k,1)
	1498	v(k,j,nxlg:-1) = mean_inflow_profiles(k,2)
[1340]	1499	w(k,j,nxlg:-1) = 0.0_wp
[767]	1500	pt(k,j,nxlg:-1) = mean_inflow_profiles(k,4)
	1501	e(k,j,nxlg:-1) = mean_inflow_profiles(k,5)
[1960]	1502	IF ( humidity ) &
[1615]	1503	q(k,j,nxlg:-1) = mean_inflow_profiles(k,6)
[1960]	1504	IF ( passive_scalar ) &
	1505	s(k,j,nxlg:-1) = mean_inflow_profiles(k,7)
[767]	1506	ENDDO
	1507	ENDDO
	1508	ENDIF
	1509
[151]	1510	!
[767]	1511	!-- Calculate the damping factors to be used at the inflow. For a
	1512	!-- turbulent inflow the turbulent fluctuations have to be limited
	1513	!-- vertically because otherwise the turbulent inflow layer will grow
	1514	!-- in time.
[1340]	1515	IF ( inflow_damping_height == 9999999.9_wp ) THEN
[767]	1516	!
	1517	!-- Default: use the inversion height calculated by the prerun; if
	1518	!-- this is zero, inflow_damping_height must be explicitly
	1519	!-- specified.
[1340]	1520	IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0_wp ) THEN
[767]	1521	inflow_damping_height = hom_sum(nzb+6,pr_palm,0)
	1522	ELSE
[1788]	1523	WRITE( message_string, * ) 'inflow_damping_height must be ', &
	1524	'explicitly specified because&the inversion height ', &
[767]	1525	'calculated by the prerun is zero.'
	1526	CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 )
[292]	1527	ENDIF
[151]	1528
[767]	1529	ENDIF
	1530
[1340]	1531	IF ( inflow_damping_width == 9999999.9_wp ) THEN
[151]	1532	!
[767]	1533	!-- Default for the transition range: one tenth of the undamped
	1534	!-- layer
[1340]	1535	inflow_damping_width = 0.1_wp * inflow_damping_height
[151]	1536
[767]	1537	ENDIF
[151]	1538
[767]	1539	ALLOCATE( inflow_damping_factor(nzb:nzt+1) )
[151]	1540
[767]	1541	DO k = nzb, nzt+1
[151]	1542
[767]	1543	IF ( zu(k) <= inflow_damping_height ) THEN
[1340]	1544	inflow_damping_factor(k) = 1.0_wp
[996]	1545	ELSEIF ( zu(k) <= ( inflow_damping_height + inflow_damping_width ) ) THEN
[1340]	1546	inflow_damping_factor(k) = 1.0_wp - &
[996]	1547	( zu(k) - inflow_damping_height ) / &
	1548	inflow_damping_width
[767]	1549	ELSE
[1340]	1550	inflow_damping_factor(k) = 0.0_wp
[767]	1551	ENDIF
[151]	1552
[767]	1553	ENDDO
[151]	1554
[147]	1555	ENDIF
	1556
[152]	1557	!
[359]	1558	!-- Inside buildings set velocities and TKE back to zero
[1788]	1559	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[359]	1560	topography /= 'flat' ) THEN
	1561	!
	1562	!-- Inside buildings set velocities and TKE back to zero.
	1563	!-- Other scalars (pt, q, s, km, kh, p, sa, ...) are ignored at present,
	1564	!-- maybe revise later.
[1001]	1565	DO i = nxlg, nxrg
	1566	DO j = nysg, nyng
[2232]	1567	DO k = nzb, nzt
	1568	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1569	BTEST( wall_flags_0(k,j,i), 1 ) )
	1570	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1571	BTEST( wall_flags_0(k,j,i), 2 ) )
	1572	w(k,j,i) = MERGE( w(k,j,i), 0.0_wp, &
	1573	BTEST( wall_flags_0(k,j,i), 3 ) )
	1574	e(k,j,i) = MERGE( e(k,j,i), 0.0_wp, &
	1575	BTEST( wall_flags_0(k,j,i), 0 ) )
	1576	tu_m(k,j,i) = MERGE( tu_m(k,j,i), 0.0_wp, &
	1577	BTEST( wall_flags_0(k,j,i), 1 ) )
	1578	tv_m(k,j,i) = MERGE( tv_m(k,j,i), 0.0_wp, &
	1579	BTEST( wall_flags_0(k,j,i), 2 ) )
	1580	tw_m(k,j,i) = MERGE( tw_m(k,j,i), 0.0_wp, &
	1581	BTEST( wall_flags_0(k,j,i), 3 ) )
	1582	te_m(k,j,i) = MERGE( te_m(k,j,i), 0.0_wp, &
	1583	BTEST( wall_flags_0(k,j,i), 0 ) )
	1584	tpt_m(k,j,i) = MERGE( tpt_m(k,j,i), 0.0_wp, &
	1585	BTEST( wall_flags_0(k,j,i), 0 ) )
	1586	ENDDO
[359]	1587	ENDDO
[1001]	1588	ENDDO
[359]	1589
	1590	ENDIF
	1591
	1592	!
[1]	1593	!-- Calculate initial temperature field and other constants used in case
	1594	!-- of a sloping surface
	1595	IF ( sloping_surface ) CALL init_slope
	1596
	1597	!
	1598	!-- Initialize new time levels (only done in order to set boundary values
	1599	!-- including ghost points)
	1600	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
[1960]	1601	IF ( humidity ) THEN
[1053]	1602	q_p = q
[2292]	1603	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1604	qc_p = qc
	1605	nc_p = nc
	1606	ENDIF
[1822]	1607	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1608	qr_p = qr
	1609	nr_p = nr
	1610	ENDIF
	1611	ENDIF
[1960]	1612	IF ( passive_scalar ) s_p = s
	1613	IF ( ocean ) sa_p = sa
[1]	1614
[181]	1615	!
	1616	!-- Allthough tendency arrays are set in prognostic_equations, they have
	1617	!-- have to be predefined here because they are used (but multiplied with 0)
	1618	!-- there before they are set.
[1340]	1619	te_m = 0.0_wp; tpt_m = 0.0_wp; tu_m = 0.0_wp; tv_m = 0.0_wp; tw_m = 0.0_wp
[1960]	1620	IF ( humidity ) THEN
[1340]	1621	tq_m = 0.0_wp
[2292]	1622	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1623	tqc_m = 0.0_wp
	1624	tnc_m = 0.0_wp
	1625	ENDIF
[1822]	1626	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1627	tqr_m = 0.0_wp
	1628	tnr_m = 0.0_wp
[1053]	1629	ENDIF
	1630	ENDIF
[1960]	1631	IF ( passive_scalar ) ts_m = 0.0_wp
	1632	IF ( ocean ) tsa_m = 0.0_wp
[2259]	1633	!
	1634	!-- Initialize synthetic turbulence generator in case of restart.
	1635	IF ( TRIM( initializing_actions ) == 'read_restart_data' .AND. &
	1636	use_synthetic_turbulence_generator ) CALL stg_init
[181]	1637
[1402]	1638	CALL location_message( 'finished', .TRUE. )
[1384]	1639
[1]	1640	ELSE
	1641	!
	1642	!-- Actually this part of the programm should not be reached
[254]	1643	message_string = 'unknown initializing problem'
	1644	CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 )
[1]	1645	ENDIF
	1646
[151]	1647
	1648	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
[1]	1649	!
[151]	1650	!-- Initialize old timelevels needed for radiation boundary conditions
	1651	IF ( outflow_l ) THEN
	1652	u_m_l(:,:,:) = u(:,:,1:2)
	1653	v_m_l(:,:,:) = v(:,:,0:1)
	1654	w_m_l(:,:,:) = w(:,:,0:1)
	1655	ENDIF
	1656	IF ( outflow_r ) THEN
	1657	u_m_r(:,:,:) = u(:,:,nx-1:nx)
	1658	v_m_r(:,:,:) = v(:,:,nx-1:nx)
	1659	w_m_r(:,:,:) = w(:,:,nx-1:nx)
	1660	ENDIF
	1661	IF ( outflow_s ) THEN
	1662	u_m_s(:,:,:) = u(:,0:1,:)
	1663	v_m_s(:,:,:) = v(:,1:2,:)
	1664	w_m_s(:,:,:) = w(:,0:1,:)
	1665	ENDIF
	1666	IF ( outflow_n ) THEN
	1667	u_m_n(:,:,:) = u(:,ny-1:ny,:)
	1668	v_m_n(:,:,:) = v(:,ny-1:ny,:)
	1669	w_m_n(:,:,:) = w(:,ny-1:ny,:)
	1670	ENDIF
[667]	1671
[151]	1672	ENDIF
[680]	1673
[667]	1674	!
	1675	!-- Calculate the initial volume flow at the right and north boundary
[709]	1676	IF ( conserve_volume_flow ) THEN
[151]	1677
[767]	1678	IF ( use_prescribed_profile_data ) THEN
[667]	1679
[1340]	1680	volume_flow_initial_l = 0.0_wp
	1681	volume_flow_area_l = 0.0_wp
[732]	1682
[667]	1683	IF ( nxr == nx ) THEN
	1684	DO j = nys, nyn
[2232]	1685	DO k = nzb+1, nzt
[1788]	1686	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[2232]	1687	u_init(k) * dzw(k) &
	1688	* MERGE( 1.0_wp, 0.0_wp, &
	1689	BTEST( wall_flags_0(k,j,nxr), 1 )&
	1690	)
	1691
	1692	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1693	* MERGE( 1.0_wp, 0.0_wp, &
	1694	BTEST( wall_flags_0(k,j,nxr), 1 )&
	1695	)
[767]	1696	ENDDO
	1697	ENDDO
	1698	ENDIF
	1699
	1700	IF ( nyn == ny ) THEN
	1701	DO i = nxl, nxr
[2232]	1702	DO k = nzb+1, nzt
	1703	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
	1704	v_init(k) * dzw(k) &
	1705	* MERGE( 1.0_wp, 0.0_wp, &
	1706	BTEST( wall_flags_0(k,nyn,i), 2 )&
	1707	)
	1708	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1709	* MERGE( 1.0_wp, 0.0_wp, &
	1710	BTEST( wall_flags_0(k,nyn,i), 2 )&
	1711	)
[767]	1712	ENDDO
	1713	ENDDO
	1714	ENDIF
	1715
	1716	#if defined( __parallel )
	1717	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1718	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1719	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1720	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1721
	1722	#else
	1723	volume_flow_initial = volume_flow_initial_l
	1724	volume_flow_area = volume_flow_area_l
	1725	#endif
	1726
	1727	ELSEIF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
	1728
[1340]	1729	volume_flow_initial_l = 0.0_wp
	1730	volume_flow_area_l = 0.0_wp
[767]	1731
	1732	IF ( nxr == nx ) THEN
	1733	DO j = nys, nyn
[2232]	1734	DO k = nzb+1, nzt
[1788]	1735	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[2232]	1736	hom_sum(k,1,0) * dzw(k) &
	1737	* MERGE( 1.0_wp, 0.0_wp, &
	1738	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1739	)
	1740	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1741	* MERGE( 1.0_wp, 0.0_wp, &
	1742	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1743	)
[667]	1744	ENDDO
	1745	ENDDO
	1746	ENDIF
	1747
	1748	IF ( nyn == ny ) THEN
	1749	DO i = nxl, nxr
[2232]	1750	DO k = nzb+1, nzt
[1788]	1751	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[2232]	1752	hom_sum(k,2,0) * dzw(k) &
	1753	* MERGE( 1.0_wp, 0.0_wp, &
	1754	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1755	)
	1756	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1757	* MERGE( 1.0_wp, 0.0_wp, &
	1758	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1759	)
[667]	1760	ENDDO
	1761	ENDDO
	1762	ENDIF
	1763
[732]	1764	#if defined( __parallel )
	1765	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1766	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1767	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1768	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1769
	1770	#else
	1771	volume_flow_initial = volume_flow_initial_l
	1772	volume_flow_area = volume_flow_area_l
	1773	#endif
	1774
[667]	1775	ELSEIF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
	1776
[1340]	1777	volume_flow_initial_l = 0.0_wp
	1778	volume_flow_area_l = 0.0_wp
[732]	1779
[667]	1780	IF ( nxr == nx ) THEN
	1781	DO j = nys, nyn
[2232]	1782	DO k = nzb+1, nzt
	1783	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
	1784	u(k,j,nx) * dzw(k) &
	1785	* MERGE( 1.0_wp, 0.0_wp, &
	1786	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1787	)
	1788	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1789	* MERGE( 1.0_wp, 0.0_wp, &
	1790	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1791	)
[667]	1792	ENDDO
	1793	ENDDO
	1794	ENDIF
	1795
	1796	IF ( nyn == ny ) THEN
	1797	DO i = nxl, nxr
[2232]	1798	DO k = nzb+1, nzt
[1788]	1799	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[2232]	1800	v(k,ny,i) * dzw(k) &
	1801	* MERGE( 1.0_wp, 0.0_wp, &
	1802	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1803	)
	1804	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1805	* MERGE( 1.0_wp, 0.0_wp, &
	1806	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1807	)
[667]	1808	ENDDO
	1809	ENDDO
	1810	ENDIF
	1811
	1812	#if defined( __parallel )
[732]	1813	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1814	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1815	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1816	2, MPI_REAL, MPI_SUM, comm2d, ierr )
[667]	1817
	1818	#else
[732]	1819	volume_flow_initial = volume_flow_initial_l
	1820	volume_flow_area = volume_flow_area_l
[667]	1821	#endif
	1822
[732]	1823	ENDIF
	1824
[151]	1825	!
[709]	1826	!-- In case of 'bulk_velocity' mode, volume_flow_initial is calculated
	1827	!-- from u\|v_bulk instead
[680]	1828	IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN
	1829	volume_flow_initial(1) = u_bulk * volume_flow_area(1)
	1830	volume_flow_initial(2) = v_bulk * volume_flow_area(2)
	1831	ENDIF
[667]	1832
[680]	1833	ENDIF
[2232]	1834	!
	1835	!-- Initialize surface elements and its attributes, e.g. heat- and
	1836	!-- momentumfluxes, roughness, scaling parameters.
	1837	!-- This is already done in case of restart data.
	1838	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
	1839	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1840	CALL init_surfaces
	1841	!
	1842	!-- Finally, if random_heatflux is set, disturb shf at horizontal
	1843	!-- surfaces. Actually, this should be done in surface_mod, where all other
	1844	!-- initializations of surface quantities are done. However, this
	1845	!-- would create a ring dependency, hence, it is done here. Maybe delete
	1846	!-- disturb_heatflux and tranfer the respective code directly into the
	1847	!-- initialization in surface_mod.
	1848	IF ( use_surface_fluxes .AND. constant_heatflux .AND. &
	1849	random_heatflux ) THEN
	1850	IF ( surf_def_h(0)%ns >= 1 ) CALL disturb_heatflux( surf_def_h(0) )
	1851	IF ( surf_lsm_h%ns >= 1 ) CALL disturb_heatflux( surf_lsm_h )
	1852	IF ( surf_usm_h%ns >= 1 ) CALL disturb_heatflux( surf_usm_h )
	1853	ENDIF
	1854	ENDIF
[680]	1855
[787]	1856	!
[2232]	1857	!-- Initialize surface forcing corresponding to large-scale forcing. Therein,
	1858	!-- initialize heat-fluxes, etc. via datatype. Revise it later!
	1859	IF ( large_scale_forcing .AND. lsf_surf ) THEN
	1860	IF ( use_surface_fluxes .AND. constant_heatflux ) THEN
	1861	CALL ls_forcing_surf ( simulated_time )
	1862	ENDIF
	1863	ENDIF
	1864	!
[787]	1865	!-- Initialize quantities for special advections schemes
	1866	CALL init_advec
[680]	1867
[667]	1868	!
[680]	1869	!-- Impose random perturbation on the horizontal velocity field and then
	1870	!-- remove the divergences from the velocity field at the initial stage
[1788]	1871	IF ( create_disturbances .AND. disturbance_energy_limit /= 0.0_wp .AND. &
	1872	TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[680]	1873	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1874
[1402]	1875	CALL location_message( 'creating initial disturbances', .FALSE. )
[2232]	1876	CALL disturb_field( 'u', tend, u )
	1877	CALL disturb_field( 'v', tend, v )
[1402]	1878	CALL location_message( 'finished', .TRUE. )
[1384]	1879
[1402]	1880	CALL location_message( 'calling pressure solver', .FALSE. )
[680]	1881	n_sor = nsor_ini
	1882	CALL pres
	1883	n_sor = nsor
[1402]	1884	CALL location_message( 'finished', .TRUE. )
[1384]	1885
[680]	1886	ENDIF
	1887
	1888	!
[1484]	1889	!-- If required, initialize quantities needed for the plant canopy model
[2007]	1890	IF ( plant_canopy ) THEN
	1891	CALL location_message( 'initializing plant canopy model', .FALSE. )
	1892	CALL pcm_init
	1893	CALL location_message( 'finished', .TRUE. )
	1894	ENDIF
[138]	1895
	1896	!
[1]	1897	!-- If required, initialize dvrp-software
[1340]	1898	IF ( dt_dvrp /= 9999999.9_wp ) CALL init_dvrp
[1]	1899
[96]	1900	IF ( ocean ) THEN
[1]	1901	!
[96]	1902	!-- Initialize quantities needed for the ocean model
	1903	CALL init_ocean
[388]	1904
[96]	1905	ELSE
	1906	!
	1907	!-- Initialize quantities for handling cloud physics
[849]	1908	!-- This routine must be called before lpm_init, because
[96]	1909	!-- otherwise, array pt_d_t, needed in data_output_dvrp (called by
[849]	1910	!-- lpm_init) is not defined.
[96]	1911	CALL init_cloud_physics
[1849]	1912	!
	1913	!-- Initialize bulk cloud microphysics
	1914	CALL microphysics_init
[96]	1915	ENDIF
[1]	1916
	1917	!
	1918	!-- If required, initialize particles
[849]	1919	IF ( particle_advection ) CALL lpm_init
[1]	1920
[1585]	1921	!
	1922	!-- If required, initialize quantities needed for the LSM
	1923	IF ( land_surface ) THEN
	1924	CALL location_message( 'initializing land surface model', .FALSE. )
[1817]	1925	CALL lsm_init
[1585]	1926	CALL location_message( 'finished', .TRUE. )
	1927	ENDIF
[1496]	1928
[1]	1929	!
[1691]	1930	!-- Initialize surface layer (done after LSM as roughness length are required
	1931	!-- for initialization
	1932	IF ( constant_flux_layer ) THEN
	1933	CALL location_message( 'initializing surface layer', .FALSE. )
	1934	CALL init_surface_layer_fluxes
	1935	CALL location_message( 'finished', .TRUE. )
	1936	ENDIF
	1937
	1938	!
[1496]	1939	!-- If required, initialize radiation model
	1940	IF ( radiation ) THEN
[1585]	1941	CALL location_message( 'initializing radiation model', .FALSE. )
[1826]	1942	CALL radiation_init
[1585]	1943	CALL location_message( 'finished', .TRUE. )
[1496]	1944	ENDIF
[2007]	1945
[2270]	1946
[1914]	1947	!
[2270]	1948	!-- Temporary solution to add LSM and radiation time series to the default
	1949	!-- output
	1950	IF ( land_surface .OR. radiation ) THEN
	1951	IF ( TRIM( radiation_scheme ) == 'rrtmg' ) THEN
	1952	dots_num = dots_num + 15
	1953	ELSE
	1954	dots_num = dots_num + 11
	1955	ENDIF
	1956	ENDIF
	1957
	1958	!
[2007]	1959	!-- If required, initialize urban surface model
	1960	IF ( urban_surface ) THEN
	1961	CALL location_message( 'initializing urban surface model', .FALSE. )
	1962	CALL usm_init_urban_surface
	1963	CALL location_message( 'finished', .TRUE. )
	1964	ENDIF
	1965
	1966	!
[1914]	1967	!-- If required, initialize quantities needed for the wind turbine model
	1968	IF ( wind_turbine ) THEN
	1969	CALL location_message( 'initializing wind turbine model', .FALSE. )
	1970	CALL wtm_init
	1971	CALL location_message( 'finished', .TRUE. )
	1972	ENDIF
[1496]	1973
[1914]	1974
[1496]	1975	!
[673]	1976	!-- Initialize the ws-scheme.
	1977	IF ( ws_scheme_sca .OR. ws_scheme_mom ) CALL ws_init
[1]	1978
	1979	!
[709]	1980	!-- Setting weighting factors for calculation of perturbation pressure
[1762]	1981	!-- and turbulent quantities from the RK substeps
[709]	1982	IF ( TRIM(timestep_scheme) == 'runge-kutta-3' ) THEN ! for RK3-method
	1983
[1322]	1984	weight_substep(1) = 1._wp/6._wp
	1985	weight_substep(2) = 3._wp/10._wp
	1986	weight_substep(3) = 8._wp/15._wp
[709]	1987
[1322]	1988	weight_pres(1) = 1._wp/3._wp
	1989	weight_pres(2) = 5._wp/12._wp
	1990	weight_pres(3) = 1._wp/4._wp
[709]	1991
	1992	ELSEIF ( TRIM(timestep_scheme) == 'runge-kutta-2' ) THEN ! for RK2-method
	1993
[1322]	1994	weight_substep(1) = 1._wp/2._wp
	1995	weight_substep(2) = 1._wp/2._wp
[673]	1996
[1322]	1997	weight_pres(1) = 1._wp/2._wp
	1998	weight_pres(2) = 1._wp/2._wp
[709]	1999
[1001]	2000	ELSE ! for Euler-method
[709]	2001
[1340]	2002	weight_substep(1) = 1.0_wp
	2003	weight_pres(1) = 1.0_wp
[709]	2004
[673]	2005	ENDIF
	2006
	2007	!
[1]	2008	!-- Initialize Rayleigh damping factors
[1340]	2009	rdf = 0.0_wp
	2010	rdf_sc = 0.0_wp
	2011	IF ( rayleigh_damping_factor /= 0.0_wp ) THEN
[1788]	2012	IF ( .NOT. ocean ) THEN
[108]	2013	DO k = nzb+1, nzt
	2014	IF ( zu(k) >= rayleigh_damping_height ) THEN
[1788]	2015	rdf(k) = rayleigh_damping_factor * &
[1340]	2016	( SIN( pi * 0.5_wp * ( zu(k) - rayleigh_damping_height ) &
[1788]	2017	/ ( zu(nzt) - rayleigh_damping_height ) ) &
[1]	2018	)**2
[108]	2019	ENDIF
	2020	ENDDO
	2021	ELSE
	2022	DO k = nzt, nzb+1, -1
	2023	IF ( zu(k) <= rayleigh_damping_height ) THEN
[1788]	2024	rdf(k) = rayleigh_damping_factor * &
[1340]	2025	( SIN( pi * 0.5_wp * ( rayleigh_damping_height - zu(k) ) &
[1788]	2026	/ ( rayleigh_damping_height - zu(nzb+1) ) ) &
[108]	2027	)**2
	2028	ENDIF
	2029	ENDDO
	2030	ENDIF
[1]	2031	ENDIF
[785]	2032	IF ( scalar_rayleigh_damping ) rdf_sc = rdf
[1]	2033
	2034	!
[240]	2035	!-- Initialize the starting level and the vertical smoothing factor used for
	2036	!-- the external pressure gradient
[1340]	2037	dp_smooth_factor = 1.0_wp
[240]	2038	IF ( dp_external ) THEN
	2039	!
	2040	!-- Set the starting level dp_level_ind_b only if it has not been set before
	2041	!-- (e.g. in init_grid).
	2042	IF ( dp_level_ind_b == 0 ) THEN
	2043	ind_array = MINLOC( ABS( dp_level_b - zu ) )
	2044	dp_level_ind_b = ind_array(1) - 1 + nzb
	2045	! MINLOC uses lower array bound 1
	2046	ENDIF
	2047	IF ( dp_smooth ) THEN
[1340]	2048	dp_smooth_factor(:dp_level_ind_b) = 0.0_wp
[240]	2049	DO k = dp_level_ind_b+1, nzt
[1340]	2050	dp_smooth_factor(k) = 0.5_wp * ( 1.0_wp + SIN( pi * &
	2051	( REAL( k - dp_level_ind_b, KIND=wp ) / &
	2052	REAL( nzt - dp_level_ind_b, KIND=wp ) - 0.5_wp ) ) )
[240]	2053	ENDDO
	2054	ENDIF
	2055	ENDIF
	2056
	2057	!
[978]	2058	!-- Initialize damping zone for the potential temperature in case of
	2059	!-- non-cyclic lateral boundaries. The damping zone has the maximum value
	2060	!-- at the inflow boundary and decreases to zero at pt_damping_width.
[1340]	2061	ptdf_x = 0.0_wp
	2062	ptdf_y = 0.0_wp
[1159]	2063	IF ( bc_lr_dirrad ) THEN
[996]	2064	DO i = nxl, nxr
[978]	2065	IF ( ( i * dx ) < pt_damping_width ) THEN
[1340]	2066	ptdf_x(i) = pt_damping_factor * ( SIN( pi * 0.5_wp * &
	2067	REAL( pt_damping_width - i * dx, KIND=wp ) / ( &
[1788]	2068	REAL( pt_damping_width, KIND=wp ) ) ) )**2
[73]	2069	ENDIF
	2070	ENDDO
[1159]	2071	ELSEIF ( bc_lr_raddir ) THEN
[996]	2072	DO i = nxl, nxr
[978]	2073	IF ( ( i * dx ) > ( nx * dx - pt_damping_width ) ) THEN
[1322]	2074	ptdf_x(i) = pt_damping_factor * &
[1340]	2075	SIN( pi * 0.5_wp * &
	2076	( ( i - nx ) * dx + pt_damping_width ) / &
	2077	REAL( pt_damping_width, KIND=wp ) )**2
[73]	2078	ENDIF
[978]	2079	ENDDO
[1159]	2080	ELSEIF ( bc_ns_dirrad ) THEN
[996]	2081	DO j = nys, nyn
[978]	2082	IF ( ( j * dy ) > ( ny * dy - pt_damping_width ) ) THEN
[1322]	2083	ptdf_y(j) = pt_damping_factor * &
[1340]	2084	SIN( pi * 0.5_wp * &
	2085	( ( j - ny ) * dy + pt_damping_width ) / &
	2086	REAL( pt_damping_width, KIND=wp ) )**2
[1]	2087	ENDIF
[978]	2088	ENDDO
[1159]	2089	ELSEIF ( bc_ns_raddir ) THEN
[996]	2090	DO j = nys, nyn
[978]	2091	IF ( ( j * dy ) < pt_damping_width ) THEN
[1322]	2092	ptdf_y(j) = pt_damping_factor * &
[1340]	2093	SIN( pi * 0.5_wp * &
	2094	( pt_damping_width - j * dy ) / &
	2095	REAL( pt_damping_width, KIND=wp ) )**2
[1]	2096	ENDIF
[73]	2097	ENDDO
[1]	2098	ENDIF
	2099
	2100	!
	2101	!-- Pre-set masks for regional statistics. Default is the total model domain.
[1015]	2102	!-- Ghost points are excluded because counting values at the ghost boundaries
	2103	!-- would bias the statistics
[1340]	2104	rmask = 1.0_wp
	2105	rmask(:,nxlg:nxl-1,:) = 0.0_wp; rmask(:,nxr+1:nxrg,:) = 0.0_wp
	2106	rmask(nysg:nys-1,:,:) = 0.0_wp; rmask(nyn+1:nyng,:,:) = 0.0_wp
[1]	2107
	2108	!
[51]	2109	!-- User-defined initializing actions. Check afterwards, if maximum number
[709]	2110	!-- of allowed timeseries is exceeded
[1]	2111	CALL user_init
	2112
[51]	2113	IF ( dots_num > dots_max ) THEN
[1788]	2114	WRITE( message_string, * ) 'number of time series quantities exceeds', &
	2115	' its maximum of dots_max = ', dots_max, &
[254]	2116	' &Please increase dots_max in modules.f90.'
	2117	CALL message( 'init_3d_model', 'PA0194', 1, 2, 0, 6, 0 )
[51]	2118	ENDIF
	2119
[1]	2120	!
	2121	!-- Input binary data file is not needed anymore. This line must be placed
	2122	!-- after call of user_init!
	2123	CALL close_file( 13 )
	2124
	2125	!
	2126	!-- Compute total sum of active mask grid points
[1738]	2127	!-- and the mean surface level height for each statistic region
[1]	2128	!-- ngp_2dh: number of grid points of a horizontal cross section through the
	2129	!-- total domain
	2130	!-- ngp_3d: number of grid points of the total domain
[132]	2131	ngp_2dh_outer_l = 0
	2132	ngp_2dh_outer = 0
	2133	ngp_2dh_s_inner_l = 0
	2134	ngp_2dh_s_inner = 0
	2135	ngp_2dh_l = 0
	2136	ngp_2dh = 0
[1340]	2137	ngp_3d_inner_l = 0.0_wp
[132]	2138	ngp_3d_inner = 0
	2139	ngp_3d = 0
	2140	ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user )
[1]	2141
[1738]	2142	mean_surface_level_height = 0.0_wp
	2143	mean_surface_level_height_l = 0.0_wp
	2144
[2232]	2145	!
	2146	!-- To do: New concept for these non-topography grid points!
[1]	2147	DO sr = 0, statistic_regions
	2148	DO i = nxl, nxr
	2149	DO j = nys, nyn
[1340]	2150	IF ( rmask(j,i,sr) == 1.0_wp ) THEN
[1]	2151	!
	2152	!-- All xy-grid points
	2153	ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1
	2154	!
[2232]	2155	!-- Determine mean surface-level height. In case of downward-
	2156	!-- facing walls are present, more than one surface level exist.
	2157	!-- In this case, use the lowest surface-level height.
	2158	IF ( surf_def_h(0)%start_index(j,i) <= &
	2159	surf_def_h(0)%end_index(j,i) ) THEN
	2160	m = surf_def_h(0)%start_index(j,i)
	2161	k = surf_def_h(0)%k(m)
	2162	mean_surface_level_height_l(sr) = &
	2163	mean_surface_level_height_l(sr) + zw(k-1)
	2164	ENDIF
	2165	IF ( surf_lsm_h%start_index(j,i) <= &
	2166	surf_lsm_h%end_index(j,i) ) THEN
	2167	m = surf_lsm_h%start_index(j,i)
	2168	k = surf_lsm_h%k(m)
	2169	mean_surface_level_height_l(sr) = &
	2170	mean_surface_level_height_l(sr) + zw(k-1)
	2171	ENDIF
	2172	IF ( surf_usm_h%start_index(j,i) <= &
	2173	surf_usm_h%end_index(j,i) ) THEN
	2174	m = surf_usm_h%start_index(j,i)
	2175	k = surf_usm_h%k(m)
	2176	mean_surface_level_height_l(sr) = &
	2177	mean_surface_level_height_l(sr) + zw(k-1)
	2178	ENDIF
	2179
	2180	k_surf = k - 1
	2181
	2182	DO k = nzb, nzt+1
	2183	!
	2184	!-- xy-grid points above topography
	2185	ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + &
	2186	MERGE( 1, 0, BTEST( wall_flags_0(k,j,i), 24 ) )
	2187
	2188	ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + &
	2189	MERGE( 1, 0, BTEST( wall_flags_0(k,j,i), 22 ) )
	2190
[1]	2191	ENDDO
	2192	!
	2193	!-- All grid points of the total domain above topography
[2232]	2194	ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) + ( nz - k_surf + 2 )
	2195
	2196
	2197
[1]	2198	ENDIF
	2199	ENDDO
	2200	ENDDO
	2201	ENDDO
	2202
	2203	sr = statistic_regions + 1
	2204	#if defined( __parallel )
[622]	2205	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2206	CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, &
[1]	2207	comm2d, ierr )
[622]	2208	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2209	CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, &
[1]	2210	MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2211	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2212	CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), &
[132]	2213	(nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2214	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2215	CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner_tmp(0), sr, MPI_REAL, &
[1]	2216	MPI_SUM, comm2d, ierr )
[485]	2217	ngp_3d_inner = INT( ngp_3d_inner_tmp, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2218	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2219	CALL MPI_ALLREDUCE( mean_surface_level_height_l(0), &
	2220	mean_surface_level_height(0), sr, MPI_REAL, &
[1738]	2221	MPI_SUM, comm2d, ierr )
	2222	mean_surface_level_height = mean_surface_level_height / REAL( ngp_2dh )
[1]	2223	#else
[132]	2224	ngp_2dh = ngp_2dh_l
	2225	ngp_2dh_outer = ngp_2dh_outer_l
	2226	ngp_2dh_s_inner = ngp_2dh_s_inner_l
[485]	2227	ngp_3d_inner = INT( ngp_3d_inner_l, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2228	mean_surface_level_height = mean_surface_level_height_l / REAL( ngp_2dh_l )
[1]	2229	#endif
	2230
[560]	2231	ngp_3d = INT ( ngp_2dh, KIND = SELECTED_INT_KIND( 18 ) ) * &
	2232	INT ( (nz + 2 ), KIND = SELECTED_INT_KIND( 18 ) )
[1]	2233
	2234	!
	2235	!-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics,
	2236	!-- buoyancy, etc. A zero value will occur for cases where all grid points of
	2237	!-- the respective subdomain lie below the surface topography
[667]	2238	ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) )
[1788]	2239	ngp_3d_inner = MAX( INT(1, KIND = SELECTED_INT_KIND( 18 )), &
[631]	2240	ngp_3d_inner(:) )
[667]	2241	ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) )
[1]	2242
[1788]	2243	DEALLOCATE( mean_surface_level_height_l, ngp_2dh_l, ngp_2dh_outer_l, &
[1738]	2244	ngp_3d_inner_l, ngp_3d_inner_tmp )
[1]	2245
[1402]	2246	CALL location_message( 'leaving init_3d_model', .TRUE. )
[1]	2247
	2248	END SUBROUTINE init_3d_model

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