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source: palm/trunk/SOURCE/init_3d_model.f90 @ 2508

Last change on this file since 2508 was 2350, checked in by kanani, 7 years ago

bugfixes and workarounds for nopointer version

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

File size: 84.2 KB

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 2350 2017-08-15 11:48:26Z suehring $
[2350]	27	! Bugfix in nopointer version
	28	!
	29	! 2339 2017-08-07 13:55:26Z gronemeier
[2339]	30	! corrected timestamp in header
	31	!
	32	! 2338 2017-08-07 12:15:38Z gronemeier
[2338]	33	! Modularize 1D model
	34	!
[2339]	35	! 2329 2017-08-03 14:24:56Z knoop
[2329]	36	! Removed temporary bugfix (r2327) as bug is properly resolved by this revision
	37	!
	38	! 2327 2017-08-02 07:40:57Z maronga
[2327]	39	! Temporary bugfix
	40	!
	41	! 2320 2017-07-21 12:47:43Z suehring
[2320]	42	! Modularize large-scale forcing and nudging
	43	!
	44	! 2292 2017-06-20 09:51:42Z schwenkel
[2292]	45	! Implementation of new microphysic scheme: cloud_scheme = 'morrison'
	46	! includes two more prognostic equations for cloud drop concentration (nc)
	47	! and cloud water content (qc).
	48	!
	49	! 2277 2017-06-12 10:47:51Z kanani
[2277]	50	! Removed unused variable sums_up_fraction_l
	51	!
	52	! 2270 2017-06-09 12:18:47Z maronga
[2270]	53	! dots_num must be increased when LSM and/or radiation is used
	54	!
	55	! 2259 2017-06-08 09:09:11Z gronemeier
[2259]	56	! Implemented synthetic turbulence generator
	57	!
	58	! 2252 2017-06-07 09:35:37Z knoop
[2252]	59	! rho_air now depending on surface_pressure even in Boussinesq mode
	60	!
	61	! 2233 2017-05-30 18:08:54Z suehring
[2233]	62	!
	63	! 2232 2017-05-30 17:47:52Z suehring
[2232]	64	! Adjustments to new topography and surface concept:
	65	! - Modify passed parameters for disturb_field
	66	! - Topography representation via flags
	67	! - Remove unused arrays.
	68	! - Move initialization of surface-related quantities to surface_mod
[1961]	69	!
[2173]	70	! 2172 2017-03-08 15:55:25Z knoop
	71	! Bugfix: moved parallel random generator initialization into its module
	72	!
[2119]	73	! 2118 2017-01-17 16:38:49Z raasch
	74	! OpenACC directives removed
	75	!
[2038]	76	! 2037 2016-10-26 11:15:40Z knoop
	77	! Anelastic approximation implemented
	78	!
[2032]	79	! 2031 2016-10-21 15:11:58Z knoop
	80	! renamed variable rho to rho_ocean
	81	!
[2012]	82	! 2011 2016-09-19 17:29:57Z kanani
	83	! Flag urban_surface is now defined in module control_parameters.
	84	!
[2008]	85	! 2007 2016-08-24 15:47:17Z kanani
	86	! Added support for urban surface model,
	87	! adjusted location_message in case of plant_canopy
	88	!
[2001]	89	! 2000 2016-08-20 18:09:15Z knoop
	90	! Forced header and separation lines into 80 columns
	91	!
[1993]	92	! 1992 2016-08-12 15:14:59Z suehring
	93	! Initializaton of scalarflux at model top
	94	! Bugfixes in initialization of surface and top salinity flux, top scalar and
	95	! humidity fluxes
	96	!
[1961]	97	! 1960 2016-07-12 16:34:24Z suehring
[1960]	98	! Separate humidity and passive scalar
	99	! Increase dimension for mean_inflow_profiles
	100	! Remove inadvertent write-statement
	101	! Bugfix, large-scale forcing is still not implemented for passive scalars
[1919]	102	!
[1958]	103	! 1957 2016-07-07 10:43:48Z suehring
	104	! flight module added
	105	!
[1921]	106	! 1920 2016-05-30 10:50:15Z suehring
	107	! Initialize us with very small number to avoid segmentation fault during
	108	! calculation of Obukhov length
	109	!
[1919]	110	! 1918 2016-05-27 14:35:57Z raasch
	111	! intermediate_timestep_count is set 0 instead 1 for first call of pres,
	112	! bugfix: initialization of local sum arrays are moved to the beginning of the
	113	! routine because otherwise results from pres are overwritten
	114	!
[1917]	115	! 1914 2016-05-26 14:44:07Z witha
	116	! Added initialization of the wind turbine model
	117	!
[1879]	118	! 1878 2016-04-19 12:30:36Z hellstea
	119	! The zeroth element of weight_pres removed as unnecessary
	120	!
[1851]	121	! 1849 2016-04-08 11:33:18Z hoffmann
[1849]	122	! Adapted for modularization of microphysics.
	123	! precipitation_amount, precipitation_rate, prr moved to arrays_3d.
[1852]	124	! Initialization of nc_1d, nr_1d, pt_1d, qc_1d, qr_1d, q_1d moved to
[1849]	125	! microphysics_init.
	126	!
[1846]	127	! 1845 2016-04-08 08:29:13Z raasch
	128	! nzb_2d replaced by nzb_u\|v_inner
[1914]	129	!
[1834]	130	! 1833 2016-04-07 14:23:03Z raasch
	131	! initialization of spectra quantities moved to spectra_mod
	132	!
[1832]	133	! 1831 2016-04-07 13:15:51Z hoffmann
	134	! turbulence renamed collision_turbulence
	135	!
[1827]	136	! 1826 2016-04-07 12:01:39Z maronga
	137	! Renamed radiation calls.
	138	! Renamed canopy model calls.
	139	!
[1823]	140	! 1822 2016-04-07 07:49:42Z hoffmann
	141	! icloud_scheme replaced by microphysics_*
[1914]	142	!
[1818]	143	! 1817 2016-04-06 15:44:20Z maronga
	144	! Renamed lsm calls.
	145	!
[1816]	146	! 1815 2016-04-06 13:49:59Z raasch
	147	! zero-settings for velocities inside topography re-activated (was deactivated
	148	! in r1762)
	149	!
[1789]	150	! 1788 2016-03-10 11:01:04Z maronga
	151	! Added z0q.
	152	! Syntax layout improved.
	153	!
[1784]	154	! 1783 2016-03-06 18:36:17Z raasch
	155	! netcdf module name changed + related changes
	156	!
[1765]	157	! 1764 2016-02-28 12:45:19Z raasch
	158	! bugfix: increase size of volume_flow_area_l and volume_flow_initial_l by 1
	159	!
[1763]	160	! 1762 2016-02-25 12:31:13Z hellstea
	161	! Introduction of nested domain feature
	162	!
[1739]	163	! 1738 2015-12-18 13:56:05Z raasch
	164	! calculate mean surface level height for each statistic region
	165	!
[1735]	166	! 1734 2015-12-02 12:17:12Z raasch
	167	! no initial disturbances in case that the disturbance energy limit has been
	168	! set zero
	169	!
[1708]	170	! 1707 2015-11-02 15:24:52Z maronga
	171	! Bugfix: transfer of Richardson number from 1D model to Obukhov length caused
	172	! devision by zero in neutral stratification
	173	!
[1692]	174	! 1691 2015-10-26 16:17:44Z maronga
	175	! Call to init_surface_layer added. rif is replaced by ol and zeta.
	176	!
[1683]	177	! 1682 2015-10-07 23:56:08Z knoop
	178	! Code annotations made doxygen readable
	179	!
[1616]	180	! 1615 2015-07-08 18:49:19Z suehring
	181	! Enable turbulent inflow for passive_scalar and humidity
	182	!
[1586]	183	! 1585 2015-04-30 07:05:52Z maronga
	184	! Initialization of radiation code is now done after LSM initializtion
	185	!
[1576]	186	! 1575 2015-03-27 09:56:27Z raasch
	187	! adjustments for psolver-queries
	188	!
[1552]	189	! 1551 2015-03-03 14:18:16Z maronga
[1817]	190	! Allocation of land surface arrays is now done in the subroutine lsm_init_arrays,
[1552]	191	! which is part of land_surface_model.
	192	!
[1508]	193	! 1507 2014-12-10 12:14:18Z suehring
	194	! Bugfix: set horizontal velocity components to zero inside topography
	195	!
[1497]	196	! 1496 2014-12-02 17:25:50Z maronga
	197	! Added initialization of the land surface and radiation schemes
	198	!
[1485]	199	! 1484 2014-10-21 10:53:05Z kanani
[1484]	200	! Changes due to new module structure of the plant canopy model:
[1508]	201	! canopy-related initialization (e.g. lad and canopy_heat_flux) moved to new
	202	! subroutine init_plant_canopy within the module plant_canopy_model_mod,
	203	! call of subroutine init_plant_canopy added.
[1341]	204	!
[1432]	205	! 1431 2014-07-15 14:47:17Z suehring
	206	! var_d added, in order to normalize spectra.
	207	!
[1430]	208	! 1429 2014-07-15 12:53:45Z knoop
	209	! Ensemble run capability added to parallel random number generator
	210	!
[1412]	211	! 1411 2014-05-16 18:01:51Z suehring
	212	! Initial horizontal velocity profiles were not set to zero at the first vertical
	213	! grid level in case of non-cyclic lateral boundary conditions.
	214	!
[1407]	215	! 1406 2014-05-16 13:47:01Z raasch
	216	! bugfix: setting of initial velocities at k=1 to zero not in case of a
	217	! no-slip boundary condition for uv
	218	!
[1403]	219	! 1402 2014-05-09 14:25:13Z raasch
	220	! location messages modified
	221	!
[1401]	222	! 1400 2014-05-09 14:03:54Z knoop
	223	! Parallel random number generator added
	224	!
[1385]	225	! 1384 2014-05-02 14:31:06Z raasch
	226	! location messages added
	227	!
[1362]	228	! 1361 2014-04-16 15:17:48Z hoffmann
	229	! tend_* removed
	230	! Bugfix: w_subs is not allocated anymore if it is already allocated
	231	!
[1360]	232	! 1359 2014-04-11 17:15:14Z hoffmann
	233	! module lpm_init_mod added to use statements, because lpm_init has become a
	234	! module
	235	!
[1354]	236	! 1353 2014-04-08 15:21:23Z heinze
	237	! REAL constants provided with KIND-attribute
	238	!
[1341]	239	! 1340 2014-03-25 19:45:13Z kanani
	240	! REAL constants defined as wp-kind
	241	!
[1323]	242	! 1322 2014-03-20 16:38:49Z raasch
	243	! REAL constants defined as wp-kind
	244	! module interfaces removed
	245	!
[1321]	246	! 1320 2014-03-20 08:40:49Z raasch
	247	! ONLY-attribute added to USE-statements,
	248	! kind-parameters added to all INTEGER and REAL declaration statements,
	249	! kinds are defined in new module kinds,
	250	! revision history before 2012 removed,
	251	! comment fields (!:) to be used for variable explanations added to
	252	! all variable declaration statements
	253	!
[1317]	254	! 1316 2014-03-17 07:44:59Z heinze
	255	! Bugfix: allocation of w_subs
	256	!
[1300]	257	! 1299 2014-03-06 13:15:21Z heinze
	258	! Allocate w_subs due to extension of large scale subsidence in combination
	259	! with large scale forcing data (LSF_DATA)
	260	!
[1242]	261	! 1241 2013-10-30 11:36:58Z heinze
	262	! Overwrite initial profiles in case of nudging
	263	! Inititialize shf and qsws in case of large_scale_forcing
	264	!
[1222]	265	! 1221 2013-09-10 08:59:13Z raasch
	266	! +rflags_s_inner in copyin statement, use copyin for most arrays instead of
	267	! copy
	268	!
[1213]	269	! 1212 2013-08-15 08:46:27Z raasch
	270	! array tri is allocated and included in data copy statement
	271	!
[1196]	272	! 1195 2013-07-01 12:27:57Z heinze
	273	! Bugfix: move allocation of ref_state to parin.f90 and read_var_list.f90
	274	!
[1182]	275	! 1179 2013-06-14 05:57:58Z raasch
	276	! allocate and set ref_state to be used in buoyancy terms
	277	!
[1172]	278	! 1171 2013-05-30 11:27:45Z raasch
	279	! diss array is allocated with full size if accelerator boards are used
	280	!
[1160]	281	! 1159 2013-05-21 11:58:22Z fricke
	282	! -bc_lr_dirneu, bc_lr_neudir, bc_ns_dirneu, bc_ns_neudir
	283	!
[1154]	284	! 1153 2013-05-10 14:33:08Z raasch
	285	! diss array is allocated with dummy elements even if it is not needed
[1171]	286	! (required by PGI 13.4 / CUDA 5.0)
[1154]	287	!
[1116]	288	! 1115 2013-03-26 18:16:16Z hoffmann
	289	! unused variables removed
	290	!
[1114]	291	! 1113 2013-03-10 02:48:14Z raasch
	292	! openACC directive modified
	293	!
[1112]	294	! 1111 2013-03-08 23:54:10Z raasch
	295	! openACC directives added for pres
	296	! array diss allocated only if required
	297	!
[1093]	298	! 1092 2013-02-02 11:24:22Z raasch
	299	! unused variables removed
	300	!
[1066]	301	! 1065 2012-11-22 17:42:36Z hoffmann
	302	! allocation of diss (dissipation rate) in case of turbulence = .TRUE. added
	303	!
[1054]	304	! 1053 2012-11-13 17:11:03Z hoffmann
[1053]	305	! allocation and initialisation of necessary data arrays for the two-moment
	306	! cloud physics scheme the two new prognostic equations (nr, qr):
	307	! +dr, lambda_r, mu_r, sed_, xr, s, sws, swst, , _p, t_m, _1, _2, _3,
	308	! +tend_*, prr
[979]	309	!
[1037]	310	! 1036 2012-10-22 13:43:42Z raasch
	311	! code put under GPL (PALM 3.9)
	312	!
[1033]	313	! 1032 2012-10-21 13:03:21Z letzel
	314	! save memory by not allocating pt_2 in case of neutral = .T.
	315	!
[1026]	316	! 1025 2012-10-07 16:04:41Z letzel
	317	! bugfix: swap indices of mask for ghost boundaries
	318	!
[1017]	319	! 1015 2012-09-27 09:23:24Z raasch
	320	! mask is set to zero for ghost boundaries
	321	!
[1011]	322	! 1010 2012-09-20 07:59:54Z raasch
	323	! cpp switch __nopointer added for pointer free version
	324	!
[1004]	325	! 1003 2012-09-14 14:35:53Z raasch
	326	! nxra,nyna, nzta replaced ny nxr, nyn, nzt
	327	!
[1002]	328	! 1001 2012-09-13 14:08:46Z raasch
	329	! all actions concerning leapfrog scheme removed
	330	!
[997]	331	! 996 2012-09-07 10:41:47Z raasch
	332	! little reformatting
	333	!
[979]	334	! 978 2012-08-09 08:28:32Z fricke
[978]	335	! outflow damping layer removed
	336	! roughness length for scalar quantites z0h added
	337	! damping zone for the potential temperatur in case of non-cyclic lateral
	338	! boundaries added
	339	! initialization of ptdf_x, ptdf_y
	340	! initialization of c_u_m, c_u_m_l, c_v_m, c_v_m_l, c_w_m, c_w_m_l
[708]	341	!
[850]	342	! 849 2012-03-15 10:35:09Z raasch
	343	! init_particles renamed lpm_init
	344	!
[826]	345	! 825 2012-02-19 03:03:44Z raasch
	346	! wang_collision_kernel renamed wang_kernel
	347	!
[1]	348	! Revision 1.1 1998/03/09 16:22:22 raasch
	349	! Initial revision
	350	!
	351	!
	352	! Description:
	353	! ------------
[1682]	354	!> Allocation of arrays and initialization of the 3D model via
	355	!> a) pre-run the 1D model
	356	!> or
	357	!> b) pre-set constant linear profiles
	358	!> or
	359	!> c) read values of a previous run
[1]	360	!------------------------------------------------------------------------------!
[1682]	361	SUBROUTINE init_3d_model
	362
[1]	363
[667]	364	USE advec_ws
[1320]	365
[1]	366	USE arrays_3d
[1849]	367
[2037]	368	USE cloud_parameters, &
	369	ONLY: cp, l_v, r_d
	370
[1320]	371	USE constants, &
	372	ONLY: pi
	373
[1]	374	USE control_parameters
[1320]	375
[1957]	376	USE flight_mod, &
	377	ONLY: flight_init
	378
[1320]	379	USE grid_variables, &
[2037]	380	ONLY: dx, dy, ddx2_mg, ddy2_mg
[1320]	381
[1]	382	USE indices
[1359]	383
[1429]	384	USE lpm_init_mod, &
[1359]	385	ONLY: lpm_init
[1320]	386
	387	USE kinds
[1496]	388
	389	USE land_surface_model_mod, &
[2232]	390	ONLY: lsm_init, lsm_init_arrays
[1496]	391
[2320]	392	USE lsf_nudging_mod, &
	393	ONLY: lsf_init, ls_forcing_surf, nudge_init
[1849]	394
	395	USE microphysics_mod, &
	396	ONLY: collision_turbulence, microphysics_init
	397
[2338]	398	USE model_1d_mod, &
	399	ONLY: e1d, init_1d_model, kh1d, km1d, l1d, rif1d, u1d, us1d, usws1d, &
	400	v1d, vsws1d
	401
[1783]	402	USE netcdf_interface, &
	403	ONLY: dots_max, dots_num
[1320]	404
	405	USE particle_attributes, &
	406	ONLY: particle_advection, use_sgs_for_particles, wang_kernel
	407
[1]	408	USE pegrid
[1320]	409
[1484]	410	USE plant_canopy_model_mod, &
[1826]	411	ONLY: pcm_init, plant_canopy
[1496]	412
	413	USE radiation_model_mod, &
[2270]	414	ONLY: radiation_init, radiation, radiation_scheme
[1484]	415
[1320]	416	USE random_function_mod
	417
[1400]	418	USE random_generator_parallel, &
[2172]	419	ONLY: init_parallel_random_generator
[1400]	420
[1320]	421	USE statistics, &
[1738]	422	ONLY: hom, hom_sum, mean_surface_level_height, pr_palm, rmask, &
[1833]	423	statistic_regions, sums, sums_divnew_l, sums_divold_l, sums_l, &
[2277]	424	sums_l_l, sums_wsts_bc_l, ts_value, &
[1833]	425	weight_pres, weight_substep
[2259]	426
	427	USE synthetic_turbulence_generator_mod, &
	428	ONLY: stg_init, use_synthetic_turbulence_generator
	429
[1691]	430	USE surface_layer_fluxes_mod, &
	431	ONLY: init_surface_layer_fluxes
[2232]	432
	433	USE surface_mod, &
	434	ONLY : init_surface_arrays, init_surfaces, surf_def_h, surf_lsm_h, &
	435	surf_usm_h
[1691]	436
[2007]	437	USE transpose_indices
[1]	438
[2007]	439	USE urban_surface_mod, &
[2011]	440	ONLY: usm_init_urban_surface
[2007]	441
[1914]	442	USE wind_turbine_model_mod, &
	443	ONLY: wtm_init, wtm_init_arrays, wind_turbine
	444
[1]	445	IMPLICIT NONE
	446
[1682]	447	INTEGER(iwp) :: i !<
	448	INTEGER(iwp) :: ind_array(1) !<
	449	INTEGER(iwp) :: j !<
	450	INTEGER(iwp) :: k !<
[2232]	451	INTEGER(iwp) :: k_surf !< surface level index
	452	INTEGER(iwp) :: m !< index of surface element in surface data type
	453	INTEGER(iwp) :: sr !< index of statistic region
[1]	454
[1682]	455	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: ngp_2dh_l !<
[1]	456
[1682]	457	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l !<
	458	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_s_inner_l !<
[1]	459
[2037]	460	REAL(wp) :: t_surface !< air temperature at the surface
	461
	462	REAL(wp), DIMENSION(:), ALLOCATABLE :: p_hydrostatic !< hydrostatic pressure
	463
	464	INTEGER(iwp) :: l !< loop variable
	465	INTEGER(iwp) :: nzt_l !< index of top PE boundary for multigrid level
	466	REAL(wp) :: dx_l !< grid spacing along x on different multigrid level
	467	REAL(wp) :: dy_l !< grid spacing along y on different multigrid level
	468
[1764]	469	REAL(wp), DIMENSION(1:3) :: volume_flow_area_l !<
	470	REAL(wp), DIMENSION(1:3) :: volume_flow_initial_l !<
[1]	471
[1738]	472	REAL(wp), DIMENSION(:), ALLOCATABLE :: mean_surface_level_height_l !<
[1682]	473	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_l !<
	474	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_tmp !<
[1]	475
[485]	476
[1402]	477	CALL location_message( 'allocating arrays', .FALSE. )
[1]	478	!
	479	!-- Allocate arrays
[1788]	480	ALLOCATE( mean_surface_level_height(0:statistic_regions), &
	481	mean_surface_level_height_l(0:statistic_regions), &
	482	ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), &
	483	ngp_3d(0:statistic_regions), &
	484	ngp_3d_inner(0:statistic_regions), &
	485	ngp_3d_inner_l(0:statistic_regions), &
	486	ngp_3d_inner_tmp(0:statistic_regions), &
	487	sums_divnew_l(0:statistic_regions), &
[1]	488	sums_divold_l(0:statistic_regions) )
[1195]	489	ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt) )
[1788]	490	ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), &
	491	ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), &
	492	ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), &
	493	ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), &
	494	rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions), &
	495	sums(nzb:nzt+1,pr_palm+max_pr_user), &
	496	sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), &
	497	sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), &
	498	sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), &
[394]	499	ts_value(dots_max,0:statistic_regions) )
[978]	500	ALLOCATE( ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng) )
[1]	501
[1788]	502	ALLOCATE( d(nzb+1:nzt,nys:nyn,nxl:nxr), &
	503	kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	504	km(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	505	p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	506	tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	507
	508	#if defined( __nopointer )
[1788]	509	ALLOCATE( e(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	510	e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	511	pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	512	pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	513	u(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	514	u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	515	v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	516	v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	517	w(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	518	w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	519	te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	520	tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	521	tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	522	tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	523	tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	524	#else
[1788]	525	ALLOCATE( e_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	526	e_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	527	e_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	528	pt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	529	pt_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	530	u_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	531	u_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	532	u_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	533	v_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	534	v_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	535	v_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	536	w_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	537	w_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	538	w_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1788]	539	IF ( .NOT. neutral ) THEN
[1032]	540	ALLOCATE( pt_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	541	ENDIF
[1010]	542	#endif
	543
[673]	544	!
[707]	545	!-- Following array is required for perturbation pressure within the iterative
	546	!-- pressure solvers. For the multistep schemes (Runge-Kutta), array p holds
	547	!-- the weighted average of the substeps and cannot be used in the Poisson
	548	!-- solver.
	549	IF ( psolver == 'sor' ) THEN
	550	ALLOCATE( p_loc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1575]	551	ELSEIF ( psolver(1:9) == 'multigrid' ) THEN
[707]	552	!
	553	!-- For performance reasons, multigrid is using one ghost layer only
	554	ALLOCATE( p_loc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) )
[673]	555	ENDIF
[1]	556
[1111]	557	!
	558	!-- Array for storing constant coeffficients of the tridiagonal solver
	559	IF ( psolver == 'poisfft' ) THEN
[1212]	560	ALLOCATE( tri(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1,2) )
[1111]	561	ALLOCATE( tric(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1) )
	562	ENDIF
	563
[1960]	564	IF ( humidity ) THEN
[1]	565	!
[1960]	566	!-- 3D-humidity
[1010]	567	#if defined( __nopointer )
[1788]	568	ALLOCATE( q(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	569	q_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	570	tq_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	571	#else
[1788]	572	ALLOCATE( q_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	573	q_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	574	q_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	575	#endif
[1]	576
	577	!
[1960]	578	!-- 3D-arrays needed for humidity
[75]	579	IF ( humidity ) THEN
[1010]	580	#if defined( __nopointer )
	581	ALLOCATE( vpt(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	582	#else
[667]	583	ALLOCATE( vpt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	584	#endif
[1]	585
[1788]	586	IF ( cloud_physics ) THEN
[1]	587	!
	588	!-- Liquid water content
[1010]	589	#if defined( __nopointer )
	590	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	591	#else
[667]	592	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	593	#endif
[1053]	594
	595	!
[1822]	596	!-- 3D-cloud water content
[2292]	597	IF ( .NOT. microphysics_morrison ) THEN
[1053]	598	#if defined( __nopointer )
[2292]	599	ALLOCATE( qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	600	#else
[2292]	601	ALLOCATE( qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	602	#endif
[2292]	603	ENDIF
[1822]	604	!
[2292]	605	!-- Precipitation amount and rate (only needed if output is switched)
	606	ALLOCATE( precipitation_amount(nysg:nyng,nxlg:nxrg), &
	607	precipitation_rate(nysg:nyng,nxlg:nxrg) )
	608
	609	!
[1822]	610	!-- 3d-precipitation rate
	611	ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	612
[2292]	613	IF ( microphysics_morrison ) THEN
	614	!
	615	!-- 3D-cloud drop water content, cloud drop concentration arrays
	616	#if defined( __nopointer )
	617	ALLOCATE( nc(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	618	nc_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	619	qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	620	qc_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2350]	621	tnc_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2292]	622	tqc_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	623	#else
	624	ALLOCATE( nc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	625	nc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	626	nc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	627	qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	628	qc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	629	qc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	630	#endif
	631	ENDIF
	632
[1822]	633	IF ( microphysics_seifert ) THEN
[1053]	634	!
[1822]	635	!-- 3D-rain water content, rain drop concentration arrays
[1115]	636	#if defined( __nopointer )
[1822]	637	ALLOCATE( nr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	638	nr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	639	qr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	640	qr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	641	tnr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	642	tqr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	643	#else
[1822]	644	ALLOCATE( nr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	645	nr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	646	nr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	647	qr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	648	qr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	649	qr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	650	#endif
[1822]	651	ENDIF
[1053]	652
[1]	653	ENDIF
	654
	655	IF ( cloud_droplets ) THEN
	656	!
[1010]	657	!-- Liquid water content, change in liquid water content
	658	#if defined( __nopointer )
[1788]	659	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	660	ql_c(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	661	#else
[1788]	662	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	663	ql_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	664	#endif
	665	!
	666	!-- Real volume of particles (with weighting), volume of particles
[1788]	667	ALLOCATE ( ql_v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	668	ql_vp(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	669	ENDIF
	670
	671	ENDIF
	672
	673	ENDIF
[1960]	674
	675
	676	IF ( passive_scalar ) THEN
[1]	677
[1960]	678	!
	679	!-- 3D scalar arrays
	680	#if defined( __nopointer )
	681	ALLOCATE( s(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	682	s_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	683	ts_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	684	#else
	685	ALLOCATE( s_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	686	s_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	687	s_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	688	#endif
	689	ENDIF
	690
[94]	691	IF ( ocean ) THEN
[1010]	692	#if defined( __nopointer )
[1788]	693	ALLOCATE( prho(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2031]	694	rho_ocean(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1788]	695	sa(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	696	sa_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	697	tsa_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	698	#else
[1788]	699	ALLOCATE( prho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	700	rho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	701	sa_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	702	sa_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	703	sa_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[388]	704	prho => prho_1
[2031]	705	rho_ocean => rho_1 ! routines calc_mean_profile and diffusion_e require
[388]	706	! density to be apointer
[1010]	707	#endif
[94]	708	ENDIF
	709
[1]	710	!
[2037]	711	!-- Allocation of anelastic and Boussinesq approximation specific arrays
	712	ALLOCATE( p_hydrostatic(nzb:nzt+1) )
	713	ALLOCATE( rho_air(nzb:nzt+1) )
	714	ALLOCATE( rho_air_zw(nzb:nzt+1) )
	715	ALLOCATE( drho_air(nzb:nzt+1) )
	716	ALLOCATE( drho_air_zw(nzb:nzt+1) )
	717
	718	!
	719	!-- Density profile calculation for anelastic approximation
[2252]	720	t_surface = pt_surface * ( surface_pressure / 1000.0_wp )**( r_d / cp )
[2037]	721	IF ( TRIM( approximation ) == 'anelastic' ) THEN
	722	DO k = nzb, nzt+1
	723	p_hydrostatic(k) = surface_pressure * 100.0_wp * &
	724	( 1 - ( g * zu(k) ) / ( cp * t_surface ) &
	725	)**( cp / r_d )
	726	rho_air(k) = ( p_hydrostatic(k) * &
	727	( 100000.0_wp / p_hydrostatic(k) &
	728	)**( r_d / cp ) &
	729	) / ( r_d * pt_init(k) )
	730	ENDDO
	731	DO k = nzb, nzt
	732	rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) )
	733	ENDDO
	734	rho_air_zw(nzt+1) = rho_air_zw(nzt) &
	735	+ 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) )
	736	ELSE
[2252]	737	DO k = nzb, nzt+1
	738	p_hydrostatic(k) = surface_pressure * 100.0_wp * &
	739	( 1 - ( g * zu(nzb) ) / ( cp * t_surface ) &
	740	)**( cp / r_d )
	741	rho_air(k) = ( p_hydrostatic(k) * &
	742	( 100000.0_wp / p_hydrostatic(k) &
	743	)**( r_d / cp ) &
	744	) / ( r_d * pt_init(nzb) )
	745	ENDDO
	746	DO k = nzb, nzt
	747	rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) )
	748	ENDDO
	749	rho_air_zw(nzt+1) = rho_air_zw(nzt) &
	750	+ 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) )
[2037]	751	ENDIF
	752
	753	!-- compute the inverse density array in order to avoid expencive divisions
	754	drho_air = 1.0_wp / rho_air
	755	drho_air_zw = 1.0_wp / rho_air_zw
	756
	757	!
	758	!-- Allocation of flux conversion arrays
	759	ALLOCATE( heatflux_input_conversion(nzb:nzt+1) )
	760	ALLOCATE( waterflux_input_conversion(nzb:nzt+1) )
	761	ALLOCATE( momentumflux_input_conversion(nzb:nzt+1) )
	762	ALLOCATE( heatflux_output_conversion(nzb:nzt+1) )
	763	ALLOCATE( waterflux_output_conversion(nzb:nzt+1) )
	764	ALLOCATE( momentumflux_output_conversion(nzb:nzt+1) )
	765
	766	!
	767	!-- calculate flux conversion factors according to approximation and in-/output mode
	768	DO k = nzb, nzt+1
	769
	770	IF ( TRIM( flux_input_mode ) == 'kinematic' ) THEN
	771	heatflux_input_conversion(k) = rho_air_zw(k)
	772	waterflux_input_conversion(k) = rho_air_zw(k)
	773	momentumflux_input_conversion(k) = rho_air_zw(k)
	774	ELSEIF ( TRIM( flux_input_mode ) == 'dynamic' ) THEN
	775	heatflux_input_conversion(k) = 1.0_wp / cp
	776	waterflux_input_conversion(k) = 1.0_wp / l_v
	777	momentumflux_input_conversion(k) = 1.0_wp
	778	ENDIF
	779
	780	IF ( TRIM( flux_output_mode ) == 'kinematic' ) THEN
	781	heatflux_output_conversion(k) = drho_air_zw(k)
	782	waterflux_output_conversion(k) = drho_air_zw(k)
	783	momentumflux_output_conversion(k) = drho_air_zw(k)
	784	ELSEIF ( TRIM( flux_output_mode ) == 'dynamic' ) THEN
	785	heatflux_output_conversion(k) = cp
	786	waterflux_output_conversion(k) = l_v
	787	momentumflux_output_conversion(k) = 1.0_wp
	788	ENDIF
	789
	790	IF ( .NOT. humidity ) THEN
	791	waterflux_input_conversion(k) = 1.0_wp
	792	waterflux_output_conversion(k) = 1.0_wp
	793	ENDIF
	794
	795	ENDDO
	796
	797	!
	798	!-- In case of multigrid method, compute grid lengths and grid factors for the
	799	!-- grid levels with respective density on each grid
	800	IF ( psolver(1:9) == 'multigrid' ) THEN
	801
	802	ALLOCATE( ddx2_mg(maximum_grid_level) )
	803	ALLOCATE( ddy2_mg(maximum_grid_level) )
	804	ALLOCATE( dzu_mg(nzb+1:nzt+1,maximum_grid_level) )
	805	ALLOCATE( dzw_mg(nzb+1:nzt+1,maximum_grid_level) )
	806	ALLOCATE( f1_mg(nzb+1:nzt,maximum_grid_level) )
	807	ALLOCATE( f2_mg(nzb+1:nzt,maximum_grid_level) )
	808	ALLOCATE( f3_mg(nzb+1:nzt,maximum_grid_level) )
	809	ALLOCATE( rho_air_mg(nzb:nzt+1,maximum_grid_level) )
	810	ALLOCATE( rho_air_zw_mg(nzb:nzt+1,maximum_grid_level) )
	811
	812	dzu_mg(:,maximum_grid_level) = dzu
	813	rho_air_mg(:,maximum_grid_level) = rho_air
	814	!
	815	!-- Next line to ensure an equally spaced grid.
	816	dzu_mg(1,maximum_grid_level) = dzu(2)
	817	rho_air_mg(nzb,maximum_grid_level) = rho_air(nzb) + &
	818	(rho_air(nzb) - rho_air(nzb+1))
	819
	820	dzw_mg(:,maximum_grid_level) = dzw
	821	rho_air_zw_mg(:,maximum_grid_level) = rho_air_zw
	822	nzt_l = nzt
	823	DO l = maximum_grid_level-1, 1, -1
	824	dzu_mg(nzb+1,l) = 2.0_wp * dzu_mg(nzb+1,l+1)
	825	dzw_mg(nzb+1,l) = 2.0_wp * dzw_mg(nzb+1,l+1)
	826	rho_air_mg(nzb,l) = rho_air_mg(nzb,l+1) + (rho_air_mg(nzb,l+1) - rho_air_mg(nzb+1,l+1))
	827	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))
	828	rho_air_mg(nzb+1,l) = rho_air_mg(nzb+1,l+1)
	829	rho_air_zw_mg(nzb+1,l) = rho_air_zw_mg(nzb+1,l+1)
	830	nzt_l = nzt_l / 2
	831	DO k = 2, nzt_l+1
	832	dzu_mg(k,l) = dzu_mg(2k-2,l+1) + dzu_mg(2k-1,l+1)
	833	dzw_mg(k,l) = dzw_mg(2k-2,l+1) + dzw_mg(2k-1,l+1)
	834	rho_air_mg(k,l) = rho_air_mg(2*k-1,l+1)
	835	rho_air_zw_mg(k,l) = rho_air_zw_mg(2*k-1,l+1)
	836	ENDDO
	837	ENDDO
	838
	839	nzt_l = nzt
	840	dx_l = dx
	841	dy_l = dy
	842	DO l = maximum_grid_level, 1, -1
	843	ddx2_mg(l) = 1.0_wp / dx_l**2
	844	ddy2_mg(l) = 1.0_wp / dy_l**2
	845	DO k = nzb+1, nzt_l
	846	f2_mg(k,l) = rho_air_zw_mg(k,l) / ( dzu_mg(k+1,l) * dzw_mg(k,l) )
	847	f3_mg(k,l) = rho_air_zw_mg(k-1,l) / ( dzu_mg(k,l) * dzw_mg(k,l) )
	848	f1_mg(k,l) = 2.0_wp * ( ddx2_mg(l) + ddy2_mg(l) ) &
	849	* rho_air_mg(k,l) + f2_mg(k,l) + f3_mg(k,l)
	850	ENDDO
	851	nzt_l = nzt_l / 2
	852	dx_l = dx_l * 2.0_wp
	853	dy_l = dy_l * 2.0_wp
	854	ENDDO
	855
	856	ENDIF
	857
	858	!
[1]	859	!-- 3D-array for storing the dissipation, needed for calculating the sgs
	860	!-- particle velocities
[2118]	861	IF ( use_sgs_for_particles .OR. wang_kernel .OR. collision_turbulence )&
	862	THEN
[1153]	863	ALLOCATE( diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	864	ENDIF
	865
	866	!
[1299]	867	!-- 1D-array for large scale subsidence velocity
[1361]	868	IF ( .NOT. ALLOCATED( w_subs ) ) THEN
	869	ALLOCATE ( w_subs(nzb:nzt+1) )
	870	w_subs = 0.0_wp
	871	ENDIF
[1299]	872
	873	!
[106]	874	!-- Arrays to store velocity data from t-dt and the phase speeds which
	875	!-- are needed for radiation boundary conditions
[73]	876	IF ( outflow_l ) THEN
[1788]	877	ALLOCATE( u_m_l(nzb:nzt+1,nysg:nyng,1:2), &
	878	v_m_l(nzb:nzt+1,nysg:nyng,0:1), &
[667]	879	w_m_l(nzb:nzt+1,nysg:nyng,0:1) )
[73]	880	ENDIF
	881	IF ( outflow_r ) THEN
[1788]	882	ALLOCATE( u_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
	883	v_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
[667]	884	w_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx) )
[73]	885	ENDIF
[106]	886	IF ( outflow_l .OR. outflow_r ) THEN
[1788]	887	ALLOCATE( c_u(nzb:nzt+1,nysg:nyng), c_v(nzb:nzt+1,nysg:nyng), &
[667]	888	c_w(nzb:nzt+1,nysg:nyng) )
[106]	889	ENDIF
[73]	890	IF ( outflow_s ) THEN
[1788]	891	ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxlg:nxrg), &
	892	v_m_s(nzb:nzt+1,1:2,nxlg:nxrg), &
[667]	893	w_m_s(nzb:nzt+1,0:1,nxlg:nxrg) )
[73]	894	ENDIF
	895	IF ( outflow_n ) THEN
[1788]	896	ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
	897	v_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
[667]	898	w_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg) )
[73]	899	ENDIF
[106]	900	IF ( outflow_s .OR. outflow_n ) THEN
[1788]	901	ALLOCATE( c_u(nzb:nzt+1,nxlg:nxrg), c_v(nzb:nzt+1,nxlg:nxrg), &
[667]	902	c_w(nzb:nzt+1,nxlg:nxrg) )
[106]	903	ENDIF
[996]	904	IF ( outflow_l .OR. outflow_r .OR. outflow_s .OR. outflow_n ) THEN
[978]	905	ALLOCATE( c_u_m_l(nzb:nzt+1), c_v_m_l(nzb:nzt+1), c_w_m_l(nzb:nzt+1) )
	906	ALLOCATE( c_u_m(nzb:nzt+1), c_v_m(nzb:nzt+1), c_w_m(nzb:nzt+1) )
	907	ENDIF
[73]	908
[978]	909
[1010]	910	#if ! defined( __nopointer )
[73]	911	!
[1]	912	!-- Initial assignment of the pointers
[1001]	913	e => e_1; e_p => e_2; te_m => e_3
[1032]	914	IF ( .NOT. neutral ) THEN
	915	pt => pt_1; pt_p => pt_2; tpt_m => pt_3
	916	ELSE
	917	pt => pt_1; pt_p => pt_1; tpt_m => pt_3
	918	ENDIF
[1001]	919	u => u_1; u_p => u_2; tu_m => u_3
	920	v => v_1; v_p => v_2; tv_m => v_3
	921	w => w_1; w_p => w_2; tw_m => w_3
[1]	922
[1960]	923	IF ( humidity ) THEN
[1001]	924	q => q_1; q_p => q_2; tq_m => q_3
[1053]	925	IF ( humidity ) THEN
	926	vpt => vpt_1
	927	IF ( cloud_physics ) THEN
	928	ql => ql_1
[2292]	929	IF ( .NOT. microphysics_morrison ) THEN
	930	qc => qc_1
	931	ENDIF
	932	IF ( microphysics_morrison ) THEN
	933	qc => qc_1; qc_p => qc_2; tqc_m => qc_3
	934	nc => nc_1; nc_p => nc_2; tnc_m => nc_3
	935	ENDIF
[1822]	936	IF ( microphysics_seifert ) THEN
	937	qr => qr_1; qr_p => qr_2; tqr_m => qr_3
	938	nr => nr_1; nr_p => nr_2; tnr_m => nr_3
[1053]	939	ENDIF
	940	ENDIF
	941	ENDIF
[1001]	942	IF ( cloud_droplets ) THEN
	943	ql => ql_1
	944	ql_c => ql_2
[1]	945	ENDIF
[1001]	946	ENDIF
[1960]	947
	948	IF ( passive_scalar ) THEN
	949	s => s_1; s_p => s_2; ts_m => s_3
	950	ENDIF
[1]	951
[1001]	952	IF ( ocean ) THEN
	953	sa => sa_1; sa_p => sa_2; tsa_m => sa_3
	954	ENDIF
[1010]	955	#endif
[1]	956	!
[2232]	957	!-- Initialize wall arrays
	958	CALL init_surface_arrays
	959	!
[1551]	960	!-- Allocate land surface model arrays
	961	IF ( land_surface ) THEN
[1817]	962	CALL lsm_init_arrays
[1551]	963	ENDIF
	964
	965	!
[1914]	966	!-- Allocate wind turbine model arrays
	967	IF ( wind_turbine ) THEN
	968	CALL wtm_init_arrays
	969	ENDIF
[1957]	970
	971	!
	972	!-- Initialize virtual flight measurements
	973	IF ( virtual_flight ) THEN
	974	CALL flight_init
	975	ENDIF
[1914]	976
	977	!
[2320]	978	!-- Initialize nudging if required
	979	IF ( nudging ) THEN
	980	CALL nudge_init
	981	ENDIF
	982
	983	!
	984	!-- Initialize reading of large scale forcing from external file - if required
	985	IF ( large_scale_forcing ) THEN
	986	CALL lsf_init
	987	ENDIF
	988
	989	!
[709]	990	!-- Allocate arrays containing the RK coefficient for calculation of
	991	!-- perturbation pressure and turbulent fluxes. At this point values are
	992	!-- set for pressure calculation during initialization (where no timestep
	993	!-- is done). Further below the values needed within the timestep scheme
	994	!-- will be set.
[1788]	995	ALLOCATE( weight_substep(1:intermediate_timestep_count_max), &
[1878]	996	weight_pres(1:intermediate_timestep_count_max) )
[1340]	997	weight_substep = 1.0_wp
	998	weight_pres = 1.0_wp
[1918]	999	intermediate_timestep_count = 0 ! needed when simulated_time = 0.0
[673]	1000
[1402]	1001	CALL location_message( 'finished', .TRUE. )
[1918]	1002
[673]	1003	!
[1918]	1004	!-- Initialize local summation arrays for routine flow_statistics.
	1005	!-- This is necessary because they may not yet have been initialized when they
	1006	!-- are called from flow_statistics (or - depending on the chosen model run -
	1007	!-- are never initialized)
	1008	sums_divnew_l = 0.0_wp
	1009	sums_divold_l = 0.0_wp
	1010	sums_l_l = 0.0_wp
	1011	sums_wsts_bc_l = 0.0_wp
	1012
	1013	!
[1]	1014	!-- Initialize model variables
[1788]	1015	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[328]	1016	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
[1]	1017	!
	1018	!-- First model run of a possible job queue.
	1019	!-- Initial profiles of the variables must be computes.
	1020	IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN
[1384]	1021
[1402]	1022	CALL location_message( 'initializing with 1D model profiles', .FALSE. )
[1]	1023	!
	1024	!-- Use solutions of the 1D model as initial profiles,
	1025	!-- start 1D model
	1026	CALL init_1d_model
	1027	!
	1028	!-- Transfer initial profiles to the arrays of the 3D model
[667]	1029	DO i = nxlg, nxrg
	1030	DO j = nysg, nyng
[1]	1031	e(:,j,i) = e1d
	1032	kh(:,j,i) = kh1d
	1033	km(:,j,i) = km1d
	1034	pt(:,j,i) = pt_init
	1035	u(:,j,i) = u1d
	1036	v(:,j,i) = v1d
	1037	ENDDO
	1038	ENDDO
	1039
[1960]	1040	IF ( humidity ) THEN
[667]	1041	DO i = nxlg, nxrg
	1042	DO j = nysg, nyng
[1]	1043	q(:,j,i) = q_init
	1044	ENDDO
	1045	ENDDO
[2292]	1046	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1047	DO i = nxlg, nxrg
	1048	DO j = nysg, nyng
	1049	qc(:,j,i) = 0.0_wp
	1050	nc(:,j,i) = 0.0_wp
	1051	ENDDO
	1052	ENDDO
	1053	ENDIF
[1822]	1054	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1055	DO i = nxlg, nxrg
	1056	DO j = nysg, nyng
[1340]	1057	qr(:,j,i) = 0.0_wp
	1058	nr(:,j,i) = 0.0_wp
[1053]	1059	ENDDO
	1060	ENDDO
	1061	ENDIF
[1]	1062	ENDIF
[2292]	1063
[1960]	1064	IF ( passive_scalar ) THEN
	1065	DO i = nxlg, nxrg
	1066	DO j = nysg, nyng
	1067	s(:,j,i) = s_init
	1068	ENDDO
	1069	ENDDO
	1070	ENDIF
[1]	1071
	1072	IF ( .NOT. constant_diffusion ) THEN
[667]	1073	DO i = nxlg, nxrg
	1074	DO j = nysg, nyng
[1]	1075	e(:,j,i) = e1d
	1076	ENDDO
	1077	ENDDO
	1078	!
	1079	!-- Store initial profiles for output purposes etc.
	1080	hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 )
	1081
	1082	ELSE
[1340]	1083	e = 0.0_wp ! must be set, because used in
[1]	1084	ENDIF
	1085	!
[1762]	1086	!-- Inside buildings set velocities back to zero
[1]	1087	IF ( topography /= 'flat' ) THEN
[1762]	1088	DO i = nxlg, nxrg
	1089	DO j = nysg, nyng
[2232]	1090	DO k = nzb, nzt
	1091	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1092	BTEST( wall_flags_0(k,j,i), 1 ) )
	1093	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1094	BTEST( wall_flags_0(k,j,i), 2 ) )
	1095	ENDDO
[1]	1096	ENDDO
	1097	ENDDO
[667]	1098
[1]	1099	!
	1100	!-- WARNING: The extra boundary conditions set after running the
	1101	!-- ------- 1D model impose an error on the divergence one layer
	1102	!-- below the topography; need to correct later
	1103	!-- ATTENTION: Provisional correction for Piacsek & Williams
	1104	!-- --------- advection scheme: keep u and v zero one layer below
	1105	!-- the topography.
[667]	1106	IF ( ibc_uv_b == 1 ) THEN
	1107	!
[1]	1108	!-- Neumann condition
	1109	DO i = nxl-1, nxr+1
	1110	DO j = nys-1, nyn+1
[2232]	1111	u(nzb,j,i) = u(nzb+1,j,i)
	1112	v(nzb,j,i) = v(nzb+1,j,i)
[1]	1113	ENDDO
	1114	ENDDO
	1115
	1116	ENDIF
	1117
	1118	ENDIF
	1119
[1402]	1120	CALL location_message( 'finished', .TRUE. )
[1384]	1121
[1788]	1122	ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) &
[1]	1123	THEN
[1241]	1124
[1402]	1125	CALL location_message( 'initializing with constant profiles', .FALSE. )
[1]	1126	!
[2259]	1127	!-- Overwrite initial profiles in case of synthetic turbulence generator
	1128	IF( use_synthetic_turbulence_generator ) THEN
	1129	CALL stg_init
	1130	ENDIF
	1131
	1132	!
[1]	1133	!-- Use constructed initial profiles (velocity constant with height,
	1134	!-- temperature profile with constant gradient)
[667]	1135	DO i = nxlg, nxrg
	1136	DO j = nysg, nyng
[1]	1137	pt(:,j,i) = pt_init
	1138	u(:,j,i) = u_init
	1139	v(:,j,i) = v_init
	1140	ENDDO
	1141	ENDDO
[75]	1142
[1]	1143	!
[292]	1144	!-- Set initial horizontal velocities at the lowest computational grid
	1145	!-- levels to zero in order to avoid too small time steps caused by the
	1146	!-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs
[1815]	1147	!-- in the limiting formula!).
	1148	IF ( ibc_uv_b /= 1 ) THEN
	1149	DO i = nxlg, nxrg
	1150	DO j = nysg, nyng
[2232]	1151	DO k = nzb, nzt
	1152	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1153	BTEST( wall_flags_0(k,j,i), 20 ) )
	1154	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1155	BTEST( wall_flags_0(k,j,i), 21 ) )
	1156	ENDDO
[1815]	1157	ENDDO
	1158	ENDDO
	1159	ENDIF
[1]	1160
[1960]	1161	IF ( humidity ) THEN
[667]	1162	DO i = nxlg, nxrg
	1163	DO j = nysg, nyng
[1]	1164	q(:,j,i) = q_init
	1165	ENDDO
	1166	ENDDO
[2292]	1167	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1168	DO i = nxlg, nxrg
	1169	DO j = nysg, nyng
	1170	qc(:,j,i) = 0.0_wp
	1171	nc(:,j,i) = 0.0_wp
	1172	ENDDO
	1173	ENDDO
	1174	ENDIF
	1175
[1822]	1176	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	1177	DO i = nxlg, nxrg
	1178	DO j = nysg, nyng
	1179	qr(:,j,i) = 0.0_wp
	1180	nr(:,j,i) = 0.0_wp
[1053]	1181	ENDDO
[1822]	1182	ENDDO
[2292]	1183	ENDIF
[1115]	1184
[1]	1185	ENDIF
[1960]	1186
	1187	IF ( passive_scalar ) THEN
	1188	DO i = nxlg, nxrg
	1189	DO j = nysg, nyng
	1190	s(:,j,i) = s_init
	1191	ENDDO
	1192	ENDDO
	1193	ENDIF
[1]	1194
[94]	1195	IF ( ocean ) THEN
[667]	1196	DO i = nxlg, nxrg
	1197	DO j = nysg, nyng
[94]	1198	sa(:,j,i) = sa_init
	1199	ENDDO
	1200	ENDDO
	1201	ENDIF
[1]	1202
	1203	IF ( constant_diffusion ) THEN
	1204	km = km_constant
	1205	kh = km / prandtl_number
[1340]	1206	e = 0.0_wp
	1207	ELSEIF ( e_init > 0.0_wp ) THEN
[108]	1208	DO k = nzb+1, nzt
[1340]	1209	km(k,:,:) = 0.1_wp * l_grid(k) * SQRT( e_init )
[108]	1210	ENDDO
	1211	km(nzb,:,:) = km(nzb+1,:,:)
	1212	km(nzt+1,:,:) = km(nzt,:,:)
	1213	kh = km / prandtl_number
	1214	e = e_init
[1]	1215	ELSE
[108]	1216	IF ( .NOT. ocean ) THEN
[1340]	1217	kh = 0.01_wp ! there must exist an initial diffusion, because
	1218	km = 0.01_wp ! otherwise no TKE would be produced by the
[108]	1219	! production terms, as long as not yet
	1220	! e = (u/cm)*2 at k=nzb+1
	1221	ELSE
[1340]	1222	kh = 0.00001_wp
	1223	km = 0.00001_wp
[108]	1224	ENDIF
[1340]	1225	e = 0.0_wp
[1]	1226	ENDIF
[1920]	1227	!
[1]	1228	!-- Compute initial temperature field and other constants used in case
	1229	!-- of a sloping surface
	1230	IF ( sloping_surface ) CALL init_slope
	1231
[1402]	1232	CALL location_message( 'finished', .TRUE. )
[1384]	1233
[1788]	1234	ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) &
[46]	1235	THEN
[1384]	1236
[1402]	1237	CALL location_message( 'initializing by user', .FALSE. )
[46]	1238	!
	1239	!-- Initialization will completely be done by the user
	1240	CALL user_init_3d_model
	1241
[1402]	1242	CALL location_message( 'finished', .TRUE. )
[1384]	1243
[1]	1244	ENDIF
[1384]	1245
[1402]	1246	CALL location_message( 'initializing statistics, boundary conditions, etc.', &
	1247	.FALSE. )
[1384]	1248
[667]	1249	!
	1250	!-- Bottom boundary
	1251	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2 ) THEN
[1340]	1252	u(nzb,:,:) = 0.0_wp
	1253	v(nzb,:,:) = 0.0_wp
[667]	1254	ENDIF
[1]	1255
	1256	!
[151]	1257	!-- Apply channel flow boundary condition
[132]	1258	IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN
[1340]	1259	u(nzt+1,:,:) = 0.0_wp
	1260	v(nzt+1,:,:) = 0.0_wp
[132]	1261	ENDIF
	1262
	1263	!
[1]	1264	!-- Calculate virtual potential temperature
[1960]	1265	IF ( humidity ) vpt = pt * ( 1.0_wp + 0.61_wp * q )
[1]	1266
	1267	!
	1268	!-- Store initial profiles for output purposes etc.
	1269	hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 )
	1270	hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 )
[667]	1271	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2) THEN
[1340]	1272	hom(nzb,1,5,:) = 0.0_wp
	1273	hom(nzb,1,6,:) = 0.0_wp
[1]	1274	ENDIF
	1275	hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1276	hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 )
	1277	hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 )
	1278
[97]	1279	IF ( ocean ) THEN
	1280	!
	1281	!-- Store initial salinity profile
	1282	hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 )
	1283	ENDIF
[1]	1284
[75]	1285	IF ( humidity ) THEN
[1]	1286	!
	1287	!-- Store initial profile of total water content, virtual potential
	1288	!-- temperature
	1289	hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1290	hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 )
	1291	IF ( cloud_physics .OR. cloud_droplets ) THEN
	1292	!
	1293	!-- Store initial profile of specific humidity and potential
	1294	!-- temperature
	1295	hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1296	hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1297	ENDIF
	1298	ENDIF
	1299
	1300	IF ( passive_scalar ) THEN
	1301	!
	1302	!-- Store initial scalar profile
[1960]	1303	hom(:,1,115,:) = SPREAD( s(:,nys,nxl), 2, statistic_regions+1 )
[1]	1304	ENDIF
	1305
	1306	!
[1400]	1307	!-- Initialize the random number generators (from numerical recipes)
	1308	CALL random_function_ini
[1429]	1309
[1400]	1310	IF ( random_generator == 'random-parallel' ) THEN
[2172]	1311	CALL init_parallel_random_generator(nx, ny, nys, nyn, nxl, nxr)
[1400]	1312	ENDIF
	1313	!
[1179]	1314	!-- Set the reference state to be used in the buoyancy terms (for ocean runs
	1315	!-- the reference state will be set (overwritten) in init_ocean)
	1316	IF ( use_single_reference_value ) THEN
[1788]	1317	IF ( .NOT. humidity ) THEN
[1179]	1318	ref_state(:) = pt_reference
	1319	ELSE
	1320	ref_state(:) = vpt_reference
	1321	ENDIF
	1322	ELSE
[1788]	1323	IF ( .NOT. humidity ) THEN
[1179]	1324	ref_state(:) = pt_init(:)
	1325	ELSE
	1326	ref_state(:) = vpt(:,nys,nxl)
	1327	ENDIF
	1328	ENDIF
[152]	1329
	1330	!
[707]	1331	!-- For the moment, vertical velocity is zero
[1340]	1332	w = 0.0_wp
[1]	1333
	1334	!
	1335	!-- Initialize array sums (must be defined in first call of pres)
[1340]	1336	sums = 0.0_wp
[1]	1337
	1338	!
[707]	1339	!-- In case of iterative solvers, p must get an initial value
[1575]	1340	IF ( psolver(1:9) == 'multigrid' .OR. psolver == 'sor' ) p = 0.0_wp
[707]	1341
	1342	!
[72]	1343	!-- Treating cloud physics, liquid water content and precipitation amount
	1344	!-- are zero at beginning of the simulation
	1345	IF ( cloud_physics ) THEN
[1340]	1346	ql = 0.0_wp
[1822]	1347	qc = 0.0_wp
	1348
	1349	precipitation_amount = 0.0_wp
[72]	1350	ENDIF
[673]	1351	!
[1]	1352	!-- Impose vortex with vertical axis on the initial velocity profile
	1353	IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN
	1354	CALL init_rankine
	1355	ENDIF
	1356
	1357	!
	1358	!-- Impose temperature anomaly (advection test only)
	1359	IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN
	1360	CALL init_pt_anomaly
	1361	ENDIF
	1362
	1363	!
	1364	!-- If required, change the surface temperature at the start of the 3D run
[1340]	1365	IF ( pt_surface_initial_change /= 0.0_wp ) THEN
[1]	1366	pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change
	1367	ENDIF
	1368
	1369	!
	1370	!-- If required, change the surface humidity/scalar at the start of the 3D
	1371	!-- run
[1960]	1372	IF ( humidity .AND. q_surface_initial_change /= 0.0_wp ) &
[1]	1373	q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change
[1960]	1374
	1375	IF ( passive_scalar .AND. s_surface_initial_change /= 0.0_wp ) &
	1376	s(nzb,:,:) = s(nzb,:,:) + s_surface_initial_change
	1377
[1]	1378
	1379	!
	1380	!-- Initialize old and new time levels.
[1340]	1381	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]	1382	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
	1383
[1960]	1384	IF ( humidity ) THEN
[1340]	1385	tq_m = 0.0_wp
[1]	1386	q_p = q
[2292]	1387	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1388	tqc_m = 0.0_wp
	1389	qc_p = qc
	1390	tnc_m = 0.0_wp
	1391	nc_p = nc
	1392	ENDIF
[1822]	1393	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1394	tqr_m = 0.0_wp
[1822]	1395	qr_p = qr
[1340]	1396	tnr_m = 0.0_wp
[1822]	1397	nr_p = nr
[1053]	1398	ENDIF
[1]	1399	ENDIF
[1960]	1400
	1401	IF ( passive_scalar ) THEN
	1402	ts_m = 0.0_wp
	1403	s_p = s
	1404	ENDIF
[1]	1405
[94]	1406	IF ( ocean ) THEN
[1340]	1407	tsa_m = 0.0_wp
[94]	1408	sa_p = sa
	1409	ENDIF
[667]	1410
[1402]	1411	CALL location_message( 'finished', .TRUE. )
[94]	1412
[1788]	1413	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. &
[2232]	1414	TRIM( initializing_actions ) == 'cyclic_fill' ) &
[1]	1415	THEN
[1384]	1416
[1402]	1417	CALL location_message( 'initializing in case of restart / cyclic_fill', &
	1418	.FALSE. )
[1]	1419	!
[2232]	1420	!-- Initialize surface elements and its attributes, e.g. heat- and
	1421	!-- momentumfluxes, roughness, scaling parameters. As number of surface
	1422	!-- elements might be different between runs, e.g. in case of cyclic fill,
	1423	!-- and not all surface elements are read, surface elements need to be
	1424	!-- initialized before.
	1425	CALL init_surfaces
	1426	!
[767]	1427	!-- When reading data for cyclic fill of 3D prerun data files, read
	1428	!-- some of the global variables from the restart file which are required
	1429	!-- for initializing the inflow
[328]	1430	IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
[559]	1431
[759]	1432	DO i = 0, io_blocks-1
	1433	IF ( i == io_group ) THEN
	1434	CALL read_parts_of_var_list
	1435	CALL close_file( 13 )
	1436	ENDIF
	1437	#if defined( __parallel )
	1438	CALL MPI_BARRIER( comm2d, ierr )
	1439	#endif
	1440	ENDDO
[328]	1441
[767]	1442	ENDIF
	1443
[151]	1444	!
[767]	1445	!-- Read binary data from restart file
	1446	DO i = 0, io_blocks-1
	1447	IF ( i == io_group ) THEN
	1448	CALL read_3d_binary
	1449	ENDIF
	1450	#if defined( __parallel )
	1451	CALL MPI_BARRIER( comm2d, ierr )
	1452	#endif
	1453	ENDDO
	1454
[328]	1455	!
[767]	1456	!-- Initialization of the turbulence recycling method
[1788]	1457	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[767]	1458	turbulent_inflow ) THEN
	1459	!
	1460	!-- First store the profiles to be used at the inflow.
	1461	!-- These profiles are the (temporally) and horizontally averaged vertical
	1462	!-- profiles from the prerun. Alternatively, prescribed profiles
	1463	!-- for u,v-components can be used.
[1960]	1464	ALLOCATE( mean_inflow_profiles(nzb:nzt+1,7) )
[151]	1465
[767]	1466	IF ( use_prescribed_profile_data ) THEN
	1467	mean_inflow_profiles(:,1) = u_init ! u
	1468	mean_inflow_profiles(:,2) = v_init ! v
	1469	ELSE
[328]	1470	mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u
	1471	mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v
[767]	1472	ENDIF
	1473	mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt
	1474	mean_inflow_profiles(:,5) = hom_sum(:,8,0) ! e
[1960]	1475	IF ( humidity ) &
	1476	mean_inflow_profiles(:,6) = hom_sum(:,41,0) ! q
	1477	IF ( passive_scalar ) &
	1478	mean_inflow_profiles(:,7) = hom_sum(:,115,0) ! s
[151]	1479
	1480	!
[767]	1481	!-- If necessary, adjust the horizontal flow field to the prescribed
	1482	!-- profiles
	1483	IF ( use_prescribed_profile_data ) THEN
	1484	DO i = nxlg, nxrg
[667]	1485	DO j = nysg, nyng
[328]	1486	DO k = nzb, nzt+1
[767]	1487	u(k,j,i) = u(k,j,i) - hom_sum(k,1,0) + u_init(k)
	1488	v(k,j,i) = v(k,j,i) - hom_sum(k,2,0) + v_init(k)
[328]	1489	ENDDO
[151]	1490	ENDDO
[767]	1491	ENDDO
	1492	ENDIF
[151]	1493
	1494	!
[767]	1495	!-- Use these mean profiles at the inflow (provided that Dirichlet
	1496	!-- conditions are used)
	1497	IF ( inflow_l ) THEN
	1498	DO j = nysg, nyng
	1499	DO k = nzb, nzt+1
	1500	u(k,j,nxlg:-1) = mean_inflow_profiles(k,1)
	1501	v(k,j,nxlg:-1) = mean_inflow_profiles(k,2)
[1340]	1502	w(k,j,nxlg:-1) = 0.0_wp
[767]	1503	pt(k,j,nxlg:-1) = mean_inflow_profiles(k,4)
	1504	e(k,j,nxlg:-1) = mean_inflow_profiles(k,5)
[1960]	1505	IF ( humidity ) &
[1615]	1506	q(k,j,nxlg:-1) = mean_inflow_profiles(k,6)
[1960]	1507	IF ( passive_scalar ) &
	1508	s(k,j,nxlg:-1) = mean_inflow_profiles(k,7)
[767]	1509	ENDDO
	1510	ENDDO
	1511	ENDIF
	1512
[151]	1513	!
[767]	1514	!-- Calculate the damping factors to be used at the inflow. For a
	1515	!-- turbulent inflow the turbulent fluctuations have to be limited
	1516	!-- vertically because otherwise the turbulent inflow layer will grow
	1517	!-- in time.
[1340]	1518	IF ( inflow_damping_height == 9999999.9_wp ) THEN
[767]	1519	!
	1520	!-- Default: use the inversion height calculated by the prerun; if
	1521	!-- this is zero, inflow_damping_height must be explicitly
	1522	!-- specified.
[1340]	1523	IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0_wp ) THEN
[767]	1524	inflow_damping_height = hom_sum(nzb+6,pr_palm,0)
	1525	ELSE
[1788]	1526	WRITE( message_string, * ) 'inflow_damping_height must be ', &
	1527	'explicitly specified because&the inversion height ', &
[767]	1528	'calculated by the prerun is zero.'
	1529	CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 )
[292]	1530	ENDIF
[151]	1531
[767]	1532	ENDIF
	1533
[1340]	1534	IF ( inflow_damping_width == 9999999.9_wp ) THEN
[151]	1535	!
[767]	1536	!-- Default for the transition range: one tenth of the undamped
	1537	!-- layer
[1340]	1538	inflow_damping_width = 0.1_wp * inflow_damping_height
[151]	1539
[767]	1540	ENDIF
[151]	1541
[767]	1542	ALLOCATE( inflow_damping_factor(nzb:nzt+1) )
[151]	1543
[767]	1544	DO k = nzb, nzt+1
[151]	1545
[767]	1546	IF ( zu(k) <= inflow_damping_height ) THEN
[1340]	1547	inflow_damping_factor(k) = 1.0_wp
[996]	1548	ELSEIF ( zu(k) <= ( inflow_damping_height + inflow_damping_width ) ) THEN
[1340]	1549	inflow_damping_factor(k) = 1.0_wp - &
[996]	1550	( zu(k) - inflow_damping_height ) / &
	1551	inflow_damping_width
[767]	1552	ELSE
[1340]	1553	inflow_damping_factor(k) = 0.0_wp
[767]	1554	ENDIF
[151]	1555
[767]	1556	ENDDO
[151]	1557
[147]	1558	ENDIF
	1559
[152]	1560	!
[359]	1561	!-- Inside buildings set velocities and TKE back to zero
[1788]	1562	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[359]	1563	topography /= 'flat' ) THEN
	1564	!
	1565	!-- Inside buildings set velocities and TKE back to zero.
	1566	!-- Other scalars (pt, q, s, km, kh, p, sa, ...) are ignored at present,
	1567	!-- maybe revise later.
[1001]	1568	DO i = nxlg, nxrg
	1569	DO j = nysg, nyng
[2232]	1570	DO k = nzb, nzt
	1571	u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, &
	1572	BTEST( wall_flags_0(k,j,i), 1 ) )
	1573	v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, &
	1574	BTEST( wall_flags_0(k,j,i), 2 ) )
	1575	w(k,j,i) = MERGE( w(k,j,i), 0.0_wp, &
	1576	BTEST( wall_flags_0(k,j,i), 3 ) )
	1577	e(k,j,i) = MERGE( e(k,j,i), 0.0_wp, &
	1578	BTEST( wall_flags_0(k,j,i), 0 ) )
	1579	tu_m(k,j,i) = MERGE( tu_m(k,j,i), 0.0_wp, &
	1580	BTEST( wall_flags_0(k,j,i), 1 ) )
	1581	tv_m(k,j,i) = MERGE( tv_m(k,j,i), 0.0_wp, &
	1582	BTEST( wall_flags_0(k,j,i), 2 ) )
	1583	tw_m(k,j,i) = MERGE( tw_m(k,j,i), 0.0_wp, &
	1584	BTEST( wall_flags_0(k,j,i), 3 ) )
	1585	te_m(k,j,i) = MERGE( te_m(k,j,i), 0.0_wp, &
	1586	BTEST( wall_flags_0(k,j,i), 0 ) )
	1587	tpt_m(k,j,i) = MERGE( tpt_m(k,j,i), 0.0_wp, &
	1588	BTEST( wall_flags_0(k,j,i), 0 ) )
	1589	ENDDO
[359]	1590	ENDDO
[1001]	1591	ENDDO
[359]	1592
	1593	ENDIF
	1594
	1595	!
[1]	1596	!-- Calculate initial temperature field and other constants used in case
	1597	!-- of a sloping surface
	1598	IF ( sloping_surface ) CALL init_slope
	1599
	1600	!
	1601	!-- Initialize new time levels (only done in order to set boundary values
	1602	!-- including ghost points)
	1603	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
[1960]	1604	IF ( humidity ) THEN
[1053]	1605	q_p = q
[2292]	1606	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1607	qc_p = qc
	1608	nc_p = nc
	1609	ENDIF
[1822]	1610	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1611	qr_p = qr
	1612	nr_p = nr
	1613	ENDIF
	1614	ENDIF
[1960]	1615	IF ( passive_scalar ) s_p = s
	1616	IF ( ocean ) sa_p = sa
[1]	1617
[181]	1618	!
	1619	!-- Allthough tendency arrays are set in prognostic_equations, they have
	1620	!-- have to be predefined here because they are used (but multiplied with 0)
	1621	!-- there before they are set.
[1340]	1622	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]	1623	IF ( humidity ) THEN
[1340]	1624	tq_m = 0.0_wp
[2292]	1625	IF ( cloud_physics .AND. microphysics_morrison ) THEN
	1626	tqc_m = 0.0_wp
	1627	tnc_m = 0.0_wp
	1628	ENDIF
[1822]	1629	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1630	tqr_m = 0.0_wp
	1631	tnr_m = 0.0_wp
[1053]	1632	ENDIF
	1633	ENDIF
[1960]	1634	IF ( passive_scalar ) ts_m = 0.0_wp
	1635	IF ( ocean ) tsa_m = 0.0_wp
[2259]	1636	!
	1637	!-- Initialize synthetic turbulence generator in case of restart.
	1638	IF ( TRIM( initializing_actions ) == 'read_restart_data' .AND. &
	1639	use_synthetic_turbulence_generator ) CALL stg_init
[181]	1640
[1402]	1641	CALL location_message( 'finished', .TRUE. )
[1384]	1642
[1]	1643	ELSE
	1644	!
	1645	!-- Actually this part of the programm should not be reached
[254]	1646	message_string = 'unknown initializing problem'
	1647	CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 )
[1]	1648	ENDIF
	1649
[151]	1650
	1651	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
[1]	1652	!
[151]	1653	!-- Initialize old timelevels needed for radiation boundary conditions
	1654	IF ( outflow_l ) THEN
	1655	u_m_l(:,:,:) = u(:,:,1:2)
	1656	v_m_l(:,:,:) = v(:,:,0:1)
	1657	w_m_l(:,:,:) = w(:,:,0:1)
	1658	ENDIF
	1659	IF ( outflow_r ) THEN
	1660	u_m_r(:,:,:) = u(:,:,nx-1:nx)
	1661	v_m_r(:,:,:) = v(:,:,nx-1:nx)
	1662	w_m_r(:,:,:) = w(:,:,nx-1:nx)
	1663	ENDIF
	1664	IF ( outflow_s ) THEN
	1665	u_m_s(:,:,:) = u(:,0:1,:)
	1666	v_m_s(:,:,:) = v(:,1:2,:)
	1667	w_m_s(:,:,:) = w(:,0:1,:)
	1668	ENDIF
	1669	IF ( outflow_n ) THEN
	1670	u_m_n(:,:,:) = u(:,ny-1:ny,:)
	1671	v_m_n(:,:,:) = v(:,ny-1:ny,:)
	1672	w_m_n(:,:,:) = w(:,ny-1:ny,:)
	1673	ENDIF
[667]	1674
[151]	1675	ENDIF
[680]	1676
[667]	1677	!
	1678	!-- Calculate the initial volume flow at the right and north boundary
[709]	1679	IF ( conserve_volume_flow ) THEN
[151]	1680
[767]	1681	IF ( use_prescribed_profile_data ) THEN
[667]	1682
[1340]	1683	volume_flow_initial_l = 0.0_wp
	1684	volume_flow_area_l = 0.0_wp
[732]	1685
[667]	1686	IF ( nxr == nx ) THEN
	1687	DO j = nys, nyn
[2232]	1688	DO k = nzb+1, nzt
[1788]	1689	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[2232]	1690	u_init(k) * dzw(k) &
	1691	* MERGE( 1.0_wp, 0.0_wp, &
	1692	BTEST( wall_flags_0(k,j,nxr), 1 )&
	1693	)
	1694
	1695	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1696	* MERGE( 1.0_wp, 0.0_wp, &
	1697	BTEST( wall_flags_0(k,j,nxr), 1 )&
	1698	)
[767]	1699	ENDDO
	1700	ENDDO
	1701	ENDIF
	1702
	1703	IF ( nyn == ny ) THEN
	1704	DO i = nxl, nxr
[2232]	1705	DO k = nzb+1, nzt
	1706	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
	1707	v_init(k) * dzw(k) &
	1708	* MERGE( 1.0_wp, 0.0_wp, &
	1709	BTEST( wall_flags_0(k,nyn,i), 2 )&
	1710	)
	1711	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1712	* MERGE( 1.0_wp, 0.0_wp, &
	1713	BTEST( wall_flags_0(k,nyn,i), 2 )&
	1714	)
[767]	1715	ENDDO
	1716	ENDDO
	1717	ENDIF
	1718
	1719	#if defined( __parallel )
	1720	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1721	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1722	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1723	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1724
	1725	#else
	1726	volume_flow_initial = volume_flow_initial_l
	1727	volume_flow_area = volume_flow_area_l
	1728	#endif
	1729
	1730	ELSEIF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
	1731
[1340]	1732	volume_flow_initial_l = 0.0_wp
	1733	volume_flow_area_l = 0.0_wp
[767]	1734
	1735	IF ( nxr == nx ) THEN
	1736	DO j = nys, nyn
[2232]	1737	DO k = nzb+1, nzt
[1788]	1738	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[2232]	1739	hom_sum(k,1,0) * dzw(k) &
	1740	* MERGE( 1.0_wp, 0.0_wp, &
	1741	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1742	)
	1743	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1744	* MERGE( 1.0_wp, 0.0_wp, &
	1745	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1746	)
[667]	1747	ENDDO
	1748	ENDDO
	1749	ENDIF
	1750
	1751	IF ( nyn == ny ) THEN
	1752	DO i = nxl, nxr
[2232]	1753	DO k = nzb+1, nzt
[1788]	1754	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[2232]	1755	hom_sum(k,2,0) * dzw(k) &
	1756	* MERGE( 1.0_wp, 0.0_wp, &
	1757	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1758	)
	1759	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1760	* MERGE( 1.0_wp, 0.0_wp, &
	1761	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1762	)
[667]	1763	ENDDO
	1764	ENDDO
	1765	ENDIF
	1766
[732]	1767	#if defined( __parallel )
	1768	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1769	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1770	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1771	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1772
	1773	#else
	1774	volume_flow_initial = volume_flow_initial_l
	1775	volume_flow_area = volume_flow_area_l
	1776	#endif
	1777
[667]	1778	ELSEIF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
	1779
[1340]	1780	volume_flow_initial_l = 0.0_wp
	1781	volume_flow_area_l = 0.0_wp
[732]	1782
[667]	1783	IF ( nxr == nx ) THEN
	1784	DO j = nys, nyn
[2232]	1785	DO k = nzb+1, nzt
	1786	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
	1787	u(k,j,nx) * dzw(k) &
	1788	* MERGE( 1.0_wp, 0.0_wp, &
	1789	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1790	)
	1791	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) &
	1792	* MERGE( 1.0_wp, 0.0_wp, &
	1793	BTEST( wall_flags_0(k,j,nx), 1 ) &
	1794	)
[667]	1795	ENDDO
	1796	ENDDO
	1797	ENDIF
	1798
	1799	IF ( nyn == ny ) THEN
	1800	DO i = nxl, nxr
[2232]	1801	DO k = nzb+1, nzt
[1788]	1802	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[2232]	1803	v(k,ny,i) * dzw(k) &
	1804	* MERGE( 1.0_wp, 0.0_wp, &
	1805	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1806	)
	1807	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) &
	1808	* MERGE( 1.0_wp, 0.0_wp, &
	1809	BTEST( wall_flags_0(k,ny,i), 2 ) &
	1810	)
[667]	1811	ENDDO
	1812	ENDDO
	1813	ENDIF
	1814
	1815	#if defined( __parallel )
[732]	1816	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1817	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1818	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1819	2, MPI_REAL, MPI_SUM, comm2d, ierr )
[667]	1820
	1821	#else
[732]	1822	volume_flow_initial = volume_flow_initial_l
	1823	volume_flow_area = volume_flow_area_l
[667]	1824	#endif
	1825
[732]	1826	ENDIF
	1827
[151]	1828	!
[709]	1829	!-- In case of 'bulk_velocity' mode, volume_flow_initial is calculated
	1830	!-- from u\|v_bulk instead
[680]	1831	IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN
	1832	volume_flow_initial(1) = u_bulk * volume_flow_area(1)
	1833	volume_flow_initial(2) = v_bulk * volume_flow_area(2)
	1834	ENDIF
[667]	1835
[680]	1836	ENDIF
[2232]	1837	!
	1838	!-- Initialize surface elements and its attributes, e.g. heat- and
	1839	!-- momentumfluxes, roughness, scaling parameters.
	1840	!-- This is already done in case of restart data.
	1841	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
	1842	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1843	CALL init_surfaces
	1844	!
	1845	!-- Finally, if random_heatflux is set, disturb shf at horizontal
	1846	!-- surfaces. Actually, this should be done in surface_mod, where all other
	1847	!-- initializations of surface quantities are done. However, this
	1848	!-- would create a ring dependency, hence, it is done here. Maybe delete
	1849	!-- disturb_heatflux and tranfer the respective code directly into the
	1850	!-- initialization in surface_mod.
	1851	IF ( use_surface_fluxes .AND. constant_heatflux .AND. &
	1852	random_heatflux ) THEN
	1853	IF ( surf_def_h(0)%ns >= 1 ) CALL disturb_heatflux( surf_def_h(0) )
	1854	IF ( surf_lsm_h%ns >= 1 ) CALL disturb_heatflux( surf_lsm_h )
	1855	IF ( surf_usm_h%ns >= 1 ) CALL disturb_heatflux( surf_usm_h )
	1856	ENDIF
	1857	ENDIF
[680]	1858
[787]	1859	!
[2232]	1860	!-- Initialize surface forcing corresponding to large-scale forcing. Therein,
	1861	!-- initialize heat-fluxes, etc. via datatype. Revise it later!
	1862	IF ( large_scale_forcing .AND. lsf_surf ) THEN
	1863	IF ( use_surface_fluxes .AND. constant_heatflux ) THEN
	1864	CALL ls_forcing_surf ( simulated_time )
	1865	ENDIF
	1866	ENDIF
	1867	!
[787]	1868	!-- Initialize quantities for special advections schemes
	1869	CALL init_advec
[680]	1870
[667]	1871	!
[680]	1872	!-- Impose random perturbation on the horizontal velocity field and then
	1873	!-- remove the divergences from the velocity field at the initial stage
[1788]	1874	IF ( create_disturbances .AND. disturbance_energy_limit /= 0.0_wp .AND. &
	1875	TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[680]	1876	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1877
[1402]	1878	CALL location_message( 'creating initial disturbances', .FALSE. )
[2232]	1879	CALL disturb_field( 'u', tend, u )
	1880	CALL disturb_field( 'v', tend, v )
[1402]	1881	CALL location_message( 'finished', .TRUE. )
[1384]	1882
[1402]	1883	CALL location_message( 'calling pressure solver', .FALSE. )
[680]	1884	n_sor = nsor_ini
	1885	CALL pres
	1886	n_sor = nsor
[1402]	1887	CALL location_message( 'finished', .TRUE. )
[1384]	1888
[680]	1889	ENDIF
	1890
	1891	!
[1484]	1892	!-- If required, initialize quantities needed for the plant canopy model
[2007]	1893	IF ( plant_canopy ) THEN
	1894	CALL location_message( 'initializing plant canopy model', .FALSE. )
	1895	CALL pcm_init
	1896	CALL location_message( 'finished', .TRUE. )
	1897	ENDIF
[138]	1898
	1899	!
[1]	1900	!-- If required, initialize dvrp-software
[1340]	1901	IF ( dt_dvrp /= 9999999.9_wp ) CALL init_dvrp
[1]	1902
[96]	1903	IF ( ocean ) THEN
[1]	1904	!
[96]	1905	!-- Initialize quantities needed for the ocean model
	1906	CALL init_ocean
[388]	1907
[96]	1908	ELSE
	1909	!
	1910	!-- Initialize quantities for handling cloud physics
[849]	1911	!-- This routine must be called before lpm_init, because
[96]	1912	!-- otherwise, array pt_d_t, needed in data_output_dvrp (called by
[849]	1913	!-- lpm_init) is not defined.
[96]	1914	CALL init_cloud_physics
[1849]	1915	!
	1916	!-- Initialize bulk cloud microphysics
	1917	CALL microphysics_init
[96]	1918	ENDIF
[1]	1919
	1920	!
	1921	!-- If required, initialize particles
[849]	1922	IF ( particle_advection ) CALL lpm_init
[1]	1923
[1585]	1924	!
	1925	!-- If required, initialize quantities needed for the LSM
	1926	IF ( land_surface ) THEN
	1927	CALL location_message( 'initializing land surface model', .FALSE. )
[1817]	1928	CALL lsm_init
[1585]	1929	CALL location_message( 'finished', .TRUE. )
	1930	ENDIF
[1496]	1931
[1]	1932	!
[1691]	1933	!-- Initialize surface layer (done after LSM as roughness length are required
	1934	!-- for initialization
	1935	IF ( constant_flux_layer ) THEN
	1936	CALL location_message( 'initializing surface layer', .FALSE. )
	1937	CALL init_surface_layer_fluxes
	1938	CALL location_message( 'finished', .TRUE. )
	1939	ENDIF
	1940
	1941	!
[1496]	1942	!-- If required, initialize radiation model
	1943	IF ( radiation ) THEN
[1585]	1944	CALL location_message( 'initializing radiation model', .FALSE. )
[1826]	1945	CALL radiation_init
[1585]	1946	CALL location_message( 'finished', .TRUE. )
[1496]	1947	ENDIF
[2007]	1948
[2270]	1949
[1914]	1950	!
[2270]	1951	!-- Temporary solution to add LSM and radiation time series to the default
	1952	!-- output
	1953	IF ( land_surface .OR. radiation ) THEN
	1954	IF ( TRIM( radiation_scheme ) == 'rrtmg' ) THEN
	1955	dots_num = dots_num + 15
	1956	ELSE
	1957	dots_num = dots_num + 11
	1958	ENDIF
	1959	ENDIF
	1960
	1961	!
[2007]	1962	!-- If required, initialize urban surface model
	1963	IF ( urban_surface ) THEN
	1964	CALL location_message( 'initializing urban surface model', .FALSE. )
	1965	CALL usm_init_urban_surface
	1966	CALL location_message( 'finished', .TRUE. )
	1967	ENDIF
	1968
	1969	!
[1914]	1970	!-- If required, initialize quantities needed for the wind turbine model
	1971	IF ( wind_turbine ) THEN
	1972	CALL location_message( 'initializing wind turbine model', .FALSE. )
	1973	CALL wtm_init
	1974	CALL location_message( 'finished', .TRUE. )
	1975	ENDIF
[1496]	1976
[1914]	1977
[1496]	1978	!
[673]	1979	!-- Initialize the ws-scheme.
	1980	IF ( ws_scheme_sca .OR. ws_scheme_mom ) CALL ws_init
[1]	1981
	1982	!
[709]	1983	!-- Setting weighting factors for calculation of perturbation pressure
[1762]	1984	!-- and turbulent quantities from the RK substeps
[709]	1985	IF ( TRIM(timestep_scheme) == 'runge-kutta-3' ) THEN ! for RK3-method
	1986
[1322]	1987	weight_substep(1) = 1._wp/6._wp
	1988	weight_substep(2) = 3._wp/10._wp
	1989	weight_substep(3) = 8._wp/15._wp
[709]	1990
[1322]	1991	weight_pres(1) = 1._wp/3._wp
	1992	weight_pres(2) = 5._wp/12._wp
	1993	weight_pres(3) = 1._wp/4._wp
[709]	1994
	1995	ELSEIF ( TRIM(timestep_scheme) == 'runge-kutta-2' ) THEN ! for RK2-method
	1996
[1322]	1997	weight_substep(1) = 1._wp/2._wp
	1998	weight_substep(2) = 1._wp/2._wp
[673]	1999
[1322]	2000	weight_pres(1) = 1._wp/2._wp
	2001	weight_pres(2) = 1._wp/2._wp
[709]	2002
[1001]	2003	ELSE ! for Euler-method
[709]	2004
[1340]	2005	weight_substep(1) = 1.0_wp
	2006	weight_pres(1) = 1.0_wp
[709]	2007
[673]	2008	ENDIF
	2009
	2010	!
[1]	2011	!-- Initialize Rayleigh damping factors
[1340]	2012	rdf = 0.0_wp
	2013	rdf_sc = 0.0_wp
	2014	IF ( rayleigh_damping_factor /= 0.0_wp ) THEN
[1788]	2015	IF ( .NOT. ocean ) THEN
[108]	2016	DO k = nzb+1, nzt
	2017	IF ( zu(k) >= rayleigh_damping_height ) THEN
[1788]	2018	rdf(k) = rayleigh_damping_factor * &
[1340]	2019	( SIN( pi * 0.5_wp * ( zu(k) - rayleigh_damping_height ) &
[1788]	2020	/ ( zu(nzt) - rayleigh_damping_height ) ) &
[1]	2021	)**2
[108]	2022	ENDIF
	2023	ENDDO
	2024	ELSE
	2025	DO k = nzt, nzb+1, -1
	2026	IF ( zu(k) <= rayleigh_damping_height ) THEN
[1788]	2027	rdf(k) = rayleigh_damping_factor * &
[1340]	2028	( SIN( pi * 0.5_wp * ( rayleigh_damping_height - zu(k) ) &
[1788]	2029	/ ( rayleigh_damping_height - zu(nzb+1) ) ) &
[108]	2030	)**2
	2031	ENDIF
	2032	ENDDO
	2033	ENDIF
[1]	2034	ENDIF
[785]	2035	IF ( scalar_rayleigh_damping ) rdf_sc = rdf
[1]	2036
	2037	!
[240]	2038	!-- Initialize the starting level and the vertical smoothing factor used for
	2039	!-- the external pressure gradient
[1340]	2040	dp_smooth_factor = 1.0_wp
[240]	2041	IF ( dp_external ) THEN
	2042	!
	2043	!-- Set the starting level dp_level_ind_b only if it has not been set before
	2044	!-- (e.g. in init_grid).
	2045	IF ( dp_level_ind_b == 0 ) THEN
	2046	ind_array = MINLOC( ABS( dp_level_b - zu ) )
	2047	dp_level_ind_b = ind_array(1) - 1 + nzb
	2048	! MINLOC uses lower array bound 1
	2049	ENDIF
	2050	IF ( dp_smooth ) THEN
[1340]	2051	dp_smooth_factor(:dp_level_ind_b) = 0.0_wp
[240]	2052	DO k = dp_level_ind_b+1, nzt
[1340]	2053	dp_smooth_factor(k) = 0.5_wp * ( 1.0_wp + SIN( pi * &
	2054	( REAL( k - dp_level_ind_b, KIND=wp ) / &
	2055	REAL( nzt - dp_level_ind_b, KIND=wp ) - 0.5_wp ) ) )
[240]	2056	ENDDO
	2057	ENDIF
	2058	ENDIF
	2059
	2060	!
[978]	2061	!-- Initialize damping zone for the potential temperature in case of
	2062	!-- non-cyclic lateral boundaries. The damping zone has the maximum value
	2063	!-- at the inflow boundary and decreases to zero at pt_damping_width.
[1340]	2064	ptdf_x = 0.0_wp
	2065	ptdf_y = 0.0_wp
[1159]	2066	IF ( bc_lr_dirrad ) THEN
[996]	2067	DO i = nxl, nxr
[978]	2068	IF ( ( i * dx ) < pt_damping_width ) THEN
[1340]	2069	ptdf_x(i) = pt_damping_factor * ( SIN( pi * 0.5_wp * &
	2070	REAL( pt_damping_width - i * dx, KIND=wp ) / ( &
[1788]	2071	REAL( pt_damping_width, KIND=wp ) ) ) )**2
[73]	2072	ENDIF
	2073	ENDDO
[1159]	2074	ELSEIF ( bc_lr_raddir ) THEN
[996]	2075	DO i = nxl, nxr
[978]	2076	IF ( ( i * dx ) > ( nx * dx - pt_damping_width ) ) THEN
[1322]	2077	ptdf_x(i) = pt_damping_factor * &
[1340]	2078	SIN( pi * 0.5_wp * &
	2079	( ( i - nx ) * dx + pt_damping_width ) / &
	2080	REAL( pt_damping_width, KIND=wp ) )**2
[73]	2081	ENDIF
[978]	2082	ENDDO
[1159]	2083	ELSEIF ( bc_ns_dirrad ) THEN
[996]	2084	DO j = nys, nyn
[978]	2085	IF ( ( j * dy ) > ( ny * dy - pt_damping_width ) ) THEN
[1322]	2086	ptdf_y(j) = pt_damping_factor * &
[1340]	2087	SIN( pi * 0.5_wp * &
	2088	( ( j - ny ) * dy + pt_damping_width ) / &
	2089	REAL( pt_damping_width, KIND=wp ) )**2
[1]	2090	ENDIF
[978]	2091	ENDDO
[1159]	2092	ELSEIF ( bc_ns_raddir ) THEN
[996]	2093	DO j = nys, nyn
[978]	2094	IF ( ( j * dy ) < pt_damping_width ) THEN
[1322]	2095	ptdf_y(j) = pt_damping_factor * &
[1340]	2096	SIN( pi * 0.5_wp * &
	2097	( pt_damping_width - j * dy ) / &
	2098	REAL( pt_damping_width, KIND=wp ) )**2
[1]	2099	ENDIF
[73]	2100	ENDDO
[1]	2101	ENDIF
	2102
	2103	!
	2104	!-- Pre-set masks for regional statistics. Default is the total model domain.
[1015]	2105	!-- Ghost points are excluded because counting values at the ghost boundaries
	2106	!-- would bias the statistics
[1340]	2107	rmask = 1.0_wp
	2108	rmask(:,nxlg:nxl-1,:) = 0.0_wp; rmask(:,nxr+1:nxrg,:) = 0.0_wp
	2109	rmask(nysg:nys-1,:,:) = 0.0_wp; rmask(nyn+1:nyng,:,:) = 0.0_wp
[1]	2110
	2111	!
[51]	2112	!-- User-defined initializing actions. Check afterwards, if maximum number
[709]	2113	!-- of allowed timeseries is exceeded
[1]	2114	CALL user_init
	2115
[51]	2116	IF ( dots_num > dots_max ) THEN
[1788]	2117	WRITE( message_string, * ) 'number of time series quantities exceeds', &
	2118	' its maximum of dots_max = ', dots_max, &
[254]	2119	' &Please increase dots_max in modules.f90.'
	2120	CALL message( 'init_3d_model', 'PA0194', 1, 2, 0, 6, 0 )
[51]	2121	ENDIF
	2122
[1]	2123	!
	2124	!-- Input binary data file is not needed anymore. This line must be placed
	2125	!-- after call of user_init!
	2126	CALL close_file( 13 )
	2127
	2128	!
	2129	!-- Compute total sum of active mask grid points
[1738]	2130	!-- and the mean surface level height for each statistic region
[1]	2131	!-- ngp_2dh: number of grid points of a horizontal cross section through the
	2132	!-- total domain
	2133	!-- ngp_3d: number of grid points of the total domain
[132]	2134	ngp_2dh_outer_l = 0
	2135	ngp_2dh_outer = 0
	2136	ngp_2dh_s_inner_l = 0
	2137	ngp_2dh_s_inner = 0
	2138	ngp_2dh_l = 0
	2139	ngp_2dh = 0
[1340]	2140	ngp_3d_inner_l = 0.0_wp
[132]	2141	ngp_3d_inner = 0
	2142	ngp_3d = 0
	2143	ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user )
[1]	2144
[1738]	2145	mean_surface_level_height = 0.0_wp
	2146	mean_surface_level_height_l = 0.0_wp
	2147
[2232]	2148	!
	2149	!-- To do: New concept for these non-topography grid points!
[1]	2150	DO sr = 0, statistic_regions
	2151	DO i = nxl, nxr
	2152	DO j = nys, nyn
[1340]	2153	IF ( rmask(j,i,sr) == 1.0_wp ) THEN
[1]	2154	!
	2155	!-- All xy-grid points
	2156	ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1
	2157	!
[2232]	2158	!-- Determine mean surface-level height. In case of downward-
	2159	!-- facing walls are present, more than one surface level exist.
	2160	!-- In this case, use the lowest surface-level height.
	2161	IF ( surf_def_h(0)%start_index(j,i) <= &
	2162	surf_def_h(0)%end_index(j,i) ) THEN
	2163	m = surf_def_h(0)%start_index(j,i)
	2164	k = surf_def_h(0)%k(m)
	2165	mean_surface_level_height_l(sr) = &
	2166	mean_surface_level_height_l(sr) + zw(k-1)
	2167	ENDIF
	2168	IF ( surf_lsm_h%start_index(j,i) <= &
	2169	surf_lsm_h%end_index(j,i) ) THEN
	2170	m = surf_lsm_h%start_index(j,i)
	2171	k = surf_lsm_h%k(m)
	2172	mean_surface_level_height_l(sr) = &
	2173	mean_surface_level_height_l(sr) + zw(k-1)
	2174	ENDIF
	2175	IF ( surf_usm_h%start_index(j,i) <= &
	2176	surf_usm_h%end_index(j,i) ) THEN
	2177	m = surf_usm_h%start_index(j,i)
	2178	k = surf_usm_h%k(m)
	2179	mean_surface_level_height_l(sr) = &
	2180	mean_surface_level_height_l(sr) + zw(k-1)
	2181	ENDIF
	2182
	2183	k_surf = k - 1
	2184
	2185	DO k = nzb, nzt+1
	2186	!
	2187	!-- xy-grid points above topography
	2188	ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + &
	2189	MERGE( 1, 0, BTEST( wall_flags_0(k,j,i), 24 ) )
	2190
	2191	ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + &
	2192	MERGE( 1, 0, BTEST( wall_flags_0(k,j,i), 22 ) )
	2193
[1]	2194	ENDDO
	2195	!
	2196	!-- All grid points of the total domain above topography
[2232]	2197	ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) + ( nz - k_surf + 2 )
	2198
	2199
	2200
[1]	2201	ENDIF
	2202	ENDDO
	2203	ENDDO
	2204	ENDDO
	2205
	2206	sr = statistic_regions + 1
	2207	#if defined( __parallel )
[622]	2208	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2209	CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, &
[1]	2210	comm2d, ierr )
[622]	2211	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2212	CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, &
[1]	2213	MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2214	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2215	CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), &
[132]	2216	(nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2217	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2218	CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner_tmp(0), sr, MPI_REAL, &
[1]	2219	MPI_SUM, comm2d, ierr )
[485]	2220	ngp_3d_inner = INT( ngp_3d_inner_tmp, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2221	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2222	CALL MPI_ALLREDUCE( mean_surface_level_height_l(0), &
	2223	mean_surface_level_height(0), sr, MPI_REAL, &
[1738]	2224	MPI_SUM, comm2d, ierr )
	2225	mean_surface_level_height = mean_surface_level_height / REAL( ngp_2dh )
[1]	2226	#else
[132]	2227	ngp_2dh = ngp_2dh_l
	2228	ngp_2dh_outer = ngp_2dh_outer_l
	2229	ngp_2dh_s_inner = ngp_2dh_s_inner_l
[485]	2230	ngp_3d_inner = INT( ngp_3d_inner_l, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2231	mean_surface_level_height = mean_surface_level_height_l / REAL( ngp_2dh_l )
[1]	2232	#endif
	2233
[560]	2234	ngp_3d = INT ( ngp_2dh, KIND = SELECTED_INT_KIND( 18 ) ) * &
	2235	INT ( (nz + 2 ), KIND = SELECTED_INT_KIND( 18 ) )
[1]	2236
	2237	!
	2238	!-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics,
	2239	!-- buoyancy, etc. A zero value will occur for cases where all grid points of
	2240	!-- the respective subdomain lie below the surface topography
[667]	2241	ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) )
[1788]	2242	ngp_3d_inner = MAX( INT(1, KIND = SELECTED_INT_KIND( 18 )), &
[631]	2243	ngp_3d_inner(:) )
[667]	2244	ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) )
[1]	2245
[1788]	2246	DEALLOCATE( mean_surface_level_height_l, ngp_2dh_l, ngp_2dh_outer_l, &
[1738]	2247	ngp_3d_inner_l, ngp_3d_inner_tmp )
[1]	2248
[1402]	2249	CALL location_message( 'leaving init_3d_model', .TRUE. )
[1]	2250
	2251	END SUBROUTINE init_3d_model

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