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source: palm/trunk/SOURCE/init_3d_model.f90 @ 1960

Last change on this file since 1960 was 1960, checked in by suehring, 8 years ago

Separate balance equations for humidity and passive_scalar

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

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[1682]	1	!> @file init_3d_model.f90
[1036]	2	!--------------------------------------------------------------------------------!
	3	! This file is part of PALM.
	4	!
	5	! PALM is free software: you can redistribute it and/or modify it under the terms
	6	! of the GNU General Public License as published by the Free Software Foundation,
	7	! either version 3 of the License, or (at your option) any later version.
	8	!
	9	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	10	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	11	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	12	!
	13	! You should have received a copy of the GNU General Public License along with
	14	! PALM. If not, see <http://www.gnu.org/licenses/>.
	15	!
[1818]	16	! Copyright 1997-2016 Leibniz Universitaet Hannover
[1036]	17	!--------------------------------------------------------------------------------!
	18	!
[254]	19	! Current revisions:
[732]	20	! ------------------
[1960]	21	! Separate humidity and passive scalar
	22	! Increase dimension for mean_inflow_profiles
	23	! Remove inadvertent write-statement
	24	! Bugfix, large-scale forcing is still not implemented for passive scalars
[1919]	25	!
[1851]	26	! Former revisions:
	27	! -----------------
	28	! $Id: init_3d_model.f90 1960 2016-07-12 16:34:24Z suehring $
	29	!
[1958]	30	! 1957 2016-07-07 10:43:48Z suehring
	31	! flight module added
	32	!
[1921]	33	! 1920 2016-05-30 10:50:15Z suehring
	34	! Initialize us with very small number to avoid segmentation fault during
	35	! calculation of Obukhov length
	36	!
[1919]	37	! 1918 2016-05-27 14:35:57Z raasch
	38	! intermediate_timestep_count is set 0 instead 1 for first call of pres,
	39	! bugfix: initialization of local sum arrays are moved to the beginning of the
	40	! routine because otherwise results from pres are overwritten
	41	!
[1917]	42	! 1914 2016-05-26 14:44:07Z witha
	43	! Added initialization of the wind turbine model
	44	!
[1879]	45	! 1878 2016-04-19 12:30:36Z hellstea
	46	! The zeroth element of weight_pres removed as unnecessary
	47	!
[1851]	48	! 1849 2016-04-08 11:33:18Z hoffmann
[1849]	49	! Adapted for modularization of microphysics.
	50	! precipitation_amount, precipitation_rate, prr moved to arrays_3d.
[1852]	51	! Initialization of nc_1d, nr_1d, pt_1d, qc_1d, qr_1d, q_1d moved to
[1849]	52	! microphysics_init.
	53	!
[1846]	54	! 1845 2016-04-08 08:29:13Z raasch
	55	! nzb_2d replaced by nzb_u\|v_inner
[1914]	56	!
[1834]	57	! 1833 2016-04-07 14:23:03Z raasch
	58	! initialization of spectra quantities moved to spectra_mod
	59	!
[1832]	60	! 1831 2016-04-07 13:15:51Z hoffmann
	61	! turbulence renamed collision_turbulence
	62	!
[1827]	63	! 1826 2016-04-07 12:01:39Z maronga
	64	! Renamed radiation calls.
	65	! Renamed canopy model calls.
	66	!
[1823]	67	! 1822 2016-04-07 07:49:42Z hoffmann
	68	! icloud_scheme replaced by microphysics_*
[1914]	69	!
[1818]	70	! 1817 2016-04-06 15:44:20Z maronga
	71	! Renamed lsm calls.
	72	!
[1816]	73	! 1815 2016-04-06 13:49:59Z raasch
	74	! zero-settings for velocities inside topography re-activated (was deactivated
	75	! in r1762)
	76	!
[1789]	77	! 1788 2016-03-10 11:01:04Z maronga
	78	! Added z0q.
	79	! Syntax layout improved.
	80	!
[1784]	81	! 1783 2016-03-06 18:36:17Z raasch
	82	! netcdf module name changed + related changes
	83	!
[1765]	84	! 1764 2016-02-28 12:45:19Z raasch
	85	! bugfix: increase size of volume_flow_area_l and volume_flow_initial_l by 1
	86	!
[1763]	87	! 1762 2016-02-25 12:31:13Z hellstea
	88	! Introduction of nested domain feature
	89	!
[1739]	90	! 1738 2015-12-18 13:56:05Z raasch
	91	! calculate mean surface level height for each statistic region
	92	!
[1735]	93	! 1734 2015-12-02 12:17:12Z raasch
	94	! no initial disturbances in case that the disturbance energy limit has been
	95	! set zero
	96	!
[1708]	97	! 1707 2015-11-02 15:24:52Z maronga
	98	! Bugfix: transfer of Richardson number from 1D model to Obukhov length caused
	99	! devision by zero in neutral stratification
	100	!
[1692]	101	! 1691 2015-10-26 16:17:44Z maronga
	102	! Call to init_surface_layer added. rif is replaced by ol and zeta.
	103	!
[1683]	104	! 1682 2015-10-07 23:56:08Z knoop
	105	! Code annotations made doxygen readable
	106	!
[1616]	107	! 1615 2015-07-08 18:49:19Z suehring
	108	! Enable turbulent inflow for passive_scalar and humidity
	109	!
[1586]	110	! 1585 2015-04-30 07:05:52Z maronga
	111	! Initialization of radiation code is now done after LSM initializtion
	112	!
[1576]	113	! 1575 2015-03-27 09:56:27Z raasch
	114	! adjustments for psolver-queries
	115	!
[1552]	116	! 1551 2015-03-03 14:18:16Z maronga
[1817]	117	! Allocation of land surface arrays is now done in the subroutine lsm_init_arrays,
[1552]	118	! which is part of land_surface_model.
	119	!
[1508]	120	! 1507 2014-12-10 12:14:18Z suehring
	121	! Bugfix: set horizontal velocity components to zero inside topography
	122	!
[1497]	123	! 1496 2014-12-02 17:25:50Z maronga
	124	! Added initialization of the land surface and radiation schemes
	125	!
[1485]	126	! 1484 2014-10-21 10:53:05Z kanani
[1484]	127	! Changes due to new module structure of the plant canopy model:
[1508]	128	! canopy-related initialization (e.g. lad and canopy_heat_flux) moved to new
	129	! subroutine init_plant_canopy within the module plant_canopy_model_mod,
	130	! call of subroutine init_plant_canopy added.
[1341]	131	!
[1432]	132	! 1431 2014-07-15 14:47:17Z suehring
	133	! var_d added, in order to normalize spectra.
	134	!
[1430]	135	! 1429 2014-07-15 12:53:45Z knoop
	136	! Ensemble run capability added to parallel random number generator
	137	!
[1412]	138	! 1411 2014-05-16 18:01:51Z suehring
	139	! Initial horizontal velocity profiles were not set to zero at the first vertical
	140	! grid level in case of non-cyclic lateral boundary conditions.
	141	!
[1407]	142	! 1406 2014-05-16 13:47:01Z raasch
	143	! bugfix: setting of initial velocities at k=1 to zero not in case of a
	144	! no-slip boundary condition for uv
	145	!
[1403]	146	! 1402 2014-05-09 14:25:13Z raasch
	147	! location messages modified
	148	!
[1401]	149	! 1400 2014-05-09 14:03:54Z knoop
	150	! Parallel random number generator added
	151	!
[1385]	152	! 1384 2014-05-02 14:31:06Z raasch
	153	! location messages added
	154	!
[1362]	155	! 1361 2014-04-16 15:17:48Z hoffmann
	156	! tend_* removed
	157	! Bugfix: w_subs is not allocated anymore if it is already allocated
	158	!
[1360]	159	! 1359 2014-04-11 17:15:14Z hoffmann
	160	! module lpm_init_mod added to use statements, because lpm_init has become a
	161	! module
	162	!
[1354]	163	! 1353 2014-04-08 15:21:23Z heinze
	164	! REAL constants provided with KIND-attribute
	165	!
[1341]	166	! 1340 2014-03-25 19:45:13Z kanani
	167	! REAL constants defined as wp-kind
	168	!
[1323]	169	! 1322 2014-03-20 16:38:49Z raasch
	170	! REAL constants defined as wp-kind
	171	! module interfaces removed
	172	!
[1321]	173	! 1320 2014-03-20 08:40:49Z raasch
	174	! ONLY-attribute added to USE-statements,
	175	! kind-parameters added to all INTEGER and REAL declaration statements,
	176	! kinds are defined in new module kinds,
	177	! revision history before 2012 removed,
	178	! comment fields (!:) to be used for variable explanations added to
	179	! all variable declaration statements
	180	!
[1317]	181	! 1316 2014-03-17 07:44:59Z heinze
	182	! Bugfix: allocation of w_subs
	183	!
[1300]	184	! 1299 2014-03-06 13:15:21Z heinze
	185	! Allocate w_subs due to extension of large scale subsidence in combination
	186	! with large scale forcing data (LSF_DATA)
	187	!
[1242]	188	! 1241 2013-10-30 11:36:58Z heinze
	189	! Overwrite initial profiles in case of nudging
	190	! Inititialize shf and qsws in case of large_scale_forcing
	191	!
[1222]	192	! 1221 2013-09-10 08:59:13Z raasch
	193	! +rflags_s_inner in copyin statement, use copyin for most arrays instead of
	194	! copy
	195	!
[1213]	196	! 1212 2013-08-15 08:46:27Z raasch
	197	! array tri is allocated and included in data copy statement
	198	!
[1196]	199	! 1195 2013-07-01 12:27:57Z heinze
	200	! Bugfix: move allocation of ref_state to parin.f90 and read_var_list.f90
	201	!
[1182]	202	! 1179 2013-06-14 05:57:58Z raasch
	203	! allocate and set ref_state to be used in buoyancy terms
	204	!
[1172]	205	! 1171 2013-05-30 11:27:45Z raasch
	206	! diss array is allocated with full size if accelerator boards are used
	207	!
[1160]	208	! 1159 2013-05-21 11:58:22Z fricke
	209	! -bc_lr_dirneu, bc_lr_neudir, bc_ns_dirneu, bc_ns_neudir
	210	!
[1154]	211	! 1153 2013-05-10 14:33:08Z raasch
	212	! diss array is allocated with dummy elements even if it is not needed
[1171]	213	! (required by PGI 13.4 / CUDA 5.0)
[1154]	214	!
[1116]	215	! 1115 2013-03-26 18:16:16Z hoffmann
	216	! unused variables removed
	217	!
[1114]	218	! 1113 2013-03-10 02:48:14Z raasch
	219	! openACC directive modified
	220	!
[1112]	221	! 1111 2013-03-08 23:54:10Z raasch
	222	! openACC directives added for pres
	223	! array diss allocated only if required
	224	!
[1093]	225	! 1092 2013-02-02 11:24:22Z raasch
	226	! unused variables removed
	227	!
[1066]	228	! 1065 2012-11-22 17:42:36Z hoffmann
	229	! allocation of diss (dissipation rate) in case of turbulence = .TRUE. added
	230	!
[1054]	231	! 1053 2012-11-13 17:11:03Z hoffmann
[1053]	232	! allocation and initialisation of necessary data arrays for the two-moment
	233	! cloud physics scheme the two new prognostic equations (nr, qr):
	234	! +dr, lambda_r, mu_r, sed_, xr, s, sws, swst, , _p, t_m, _1, _2, _3,
	235	! +tend_*, prr
[979]	236	!
[1037]	237	! 1036 2012-10-22 13:43:42Z raasch
	238	! code put under GPL (PALM 3.9)
	239	!
[1033]	240	! 1032 2012-10-21 13:03:21Z letzel
	241	! save memory by not allocating pt_2 in case of neutral = .T.
	242	!
[1026]	243	! 1025 2012-10-07 16:04:41Z letzel
	244	! bugfix: swap indices of mask for ghost boundaries
	245	!
[1017]	246	! 1015 2012-09-27 09:23:24Z raasch
	247	! mask is set to zero for ghost boundaries
	248	!
[1011]	249	! 1010 2012-09-20 07:59:54Z raasch
	250	! cpp switch __nopointer added for pointer free version
	251	!
[1004]	252	! 1003 2012-09-14 14:35:53Z raasch
	253	! nxra,nyna, nzta replaced ny nxr, nyn, nzt
	254	!
[1002]	255	! 1001 2012-09-13 14:08:46Z raasch
	256	! all actions concerning leapfrog scheme removed
	257	!
[997]	258	! 996 2012-09-07 10:41:47Z raasch
	259	! little reformatting
	260	!
[979]	261	! 978 2012-08-09 08:28:32Z fricke
[978]	262	! outflow damping layer removed
	263	! roughness length for scalar quantites z0h added
	264	! damping zone for the potential temperatur in case of non-cyclic lateral
	265	! boundaries added
	266	! initialization of ptdf_x, ptdf_y
	267	! initialization of c_u_m, c_u_m_l, c_v_m, c_v_m_l, c_w_m, c_w_m_l
[708]	268	!
[850]	269	! 849 2012-03-15 10:35:09Z raasch
	270	! init_particles renamed lpm_init
	271	!
[826]	272	! 825 2012-02-19 03:03:44Z raasch
	273	! wang_collision_kernel renamed wang_kernel
	274	!
[1]	275	! Revision 1.1 1998/03/09 16:22:22 raasch
	276	! Initial revision
	277	!
	278	!
	279	! Description:
	280	! ------------
[1682]	281	!> Allocation of arrays and initialization of the 3D model via
	282	!> a) pre-run the 1D model
	283	!> or
	284	!> b) pre-set constant linear profiles
	285	!> or
	286	!> c) read values of a previous run
[1]	287	!------------------------------------------------------------------------------!
[1682]	288	SUBROUTINE init_3d_model
	289
[1]	290
[667]	291	USE advec_ws
[1320]	292
[1]	293	USE arrays_3d
[1849]	294
[1320]	295	USE constants, &
	296	ONLY: pi
	297
[1]	298	USE control_parameters
[1320]	299
[1957]	300	USE flight_mod, &
	301	ONLY: flight_init
	302
[1320]	303	USE grid_variables, &
	304	ONLY: dx, dy
	305
[1]	306	USE indices
[1359]	307
[1429]	308	USE lpm_init_mod, &
[1359]	309	ONLY: lpm_init
[1320]	310
	311	USE kinds
[1496]	312
	313	USE land_surface_model_mod, &
[1817]	314	ONLY: lsm_init, lsm_init_arrays, land_surface
[1496]	315
[1241]	316	USE ls_forcing_mod
[1849]	317
	318	USE microphysics_mod, &
	319	ONLY: collision_turbulence, microphysics_init
	320
[1320]	321	USE model_1d, &
	322	ONLY: e1d, kh1d, km1d, l1d, rif1d, u1d, us1d, usws1d, v1d, vsws1d
	323
[1783]	324	USE netcdf_interface, &
	325	ONLY: dots_max, dots_num
[1320]	326
	327	USE particle_attributes, &
	328	ONLY: particle_advection, use_sgs_for_particles, wang_kernel
	329
[1]	330	USE pegrid
[1320]	331
[1484]	332	USE plant_canopy_model_mod, &
[1826]	333	ONLY: pcm_init, plant_canopy
[1496]	334
	335	USE radiation_model_mod, &
[1826]	336	ONLY: radiation_init, radiation
[1484]	337
[1320]	338	USE random_function_mod
	339
[1400]	340	USE random_generator_parallel, &
	341	ONLY: random_number_parallel, random_seed_parallel, random_dummy, &
	342	id_random_array, seq_random_array
	343
[1320]	344	USE statistics, &
[1738]	345	ONLY: hom, hom_sum, mean_surface_level_height, pr_palm, rmask, &
[1833]	346	statistic_regions, sums, sums_divnew_l, sums_divold_l, sums_l, &
	347	sums_l_l, sums_up_fraction_l, sums_wsts_bc_l, ts_value, &
	348	weight_pres, weight_substep
[1691]	349
	350	USE surface_layer_fluxes_mod, &
	351	ONLY: init_surface_layer_fluxes
	352
[1320]	353	USE transpose_indices
[1]	354
[1914]	355	USE wind_turbine_model_mod, &
	356	ONLY: wtm_init, wtm_init_arrays, wind_turbine
	357
[1]	358	IMPLICIT NONE
	359
[1682]	360	INTEGER(iwp) :: i !<
	361	INTEGER(iwp) :: ind_array(1) !<
	362	INTEGER(iwp) :: j !<
	363	INTEGER(iwp) :: k !<
	364	INTEGER(iwp) :: sr !<
[1]	365
[1682]	366	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: ngp_2dh_l !<
[1]	367
[1682]	368	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l !<
	369	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_s_inner_l !<
[1]	370
[1764]	371	REAL(wp), DIMENSION(1:3) :: volume_flow_area_l !<
	372	REAL(wp), DIMENSION(1:3) :: volume_flow_initial_l !<
[1]	373
[1738]	374	REAL(wp), DIMENSION(:), ALLOCATABLE :: mean_surface_level_height_l !<
[1682]	375	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_l !<
	376	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_tmp !<
[1]	377
[485]	378
[1402]	379	CALL location_message( 'allocating arrays', .FALSE. )
[1]	380	!
	381	!-- Allocate arrays
[1788]	382	ALLOCATE( mean_surface_level_height(0:statistic_regions), &
	383	mean_surface_level_height_l(0:statistic_regions), &
	384	ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), &
	385	ngp_3d(0:statistic_regions), &
	386	ngp_3d_inner(0:statistic_regions), &
	387	ngp_3d_inner_l(0:statistic_regions), &
	388	ngp_3d_inner_tmp(0:statistic_regions), &
	389	sums_divnew_l(0:statistic_regions), &
[1]	390	sums_divold_l(0:statistic_regions) )
[1195]	391	ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt) )
[1788]	392	ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), &
	393	ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), &
	394	ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), &
	395	ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), &
	396	rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions), &
	397	sums(nzb:nzt+1,pr_palm+max_pr_user), &
	398	sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), &
	399	sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), &
	400	sums_up_fraction_l(10,3,0:statistic_regions), &
	401	sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), &
[394]	402	ts_value(dots_max,0:statistic_regions) )
[978]	403	ALLOCATE( ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng) )
[1]	404
[1788]	405	ALLOCATE( ol(nysg:nyng,nxlg:nxrg), shf(nysg:nyng,nxlg:nxrg), &
	406	ts(nysg:nyng,nxlg:nxrg), tswst(nysg:nyng,nxlg:nxrg), &
	407	us(nysg:nyng,nxlg:nxrg), usws(nysg:nyng,nxlg:nxrg), &
	408	uswst(nysg:nyng,nxlg:nxrg), vsws(nysg:nyng,nxlg:nxrg), &
	409	vswst(nysg:nyng,nxlg:nxrg), z0(nysg:nyng,nxlg:nxrg), &
	410	z0h(nysg:nyng,nxlg:nxrg), z0q(nysg:nyng,nxlg:nxrg) )
[1]	411
[1788]	412	ALLOCATE( d(nzb+1:nzt,nys:nyn,nxl:nxr), &
	413	kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	414	km(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	415	p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	416	tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	417
	418	#if defined( __nopointer )
[1788]	419	ALLOCATE( e(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	420	e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	421	pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	422	pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	423	u(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	424	u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	425	v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	426	v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	427	w(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	428	w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	429	te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	430	tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	431	tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	432	tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	433	tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	434	#else
[1788]	435	ALLOCATE( e_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	436	e_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	437	e_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	438	pt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	439	pt_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	440	u_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	441	u_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	442	u_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	443	v_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	444	v_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	445	v_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	446	w_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	447	w_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	448	w_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1788]	449	IF ( .NOT. neutral ) THEN
[1032]	450	ALLOCATE( pt_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	451	ENDIF
[1010]	452	#endif
	453
[673]	454	!
[707]	455	!-- Following array is required for perturbation pressure within the iterative
	456	!-- pressure solvers. For the multistep schemes (Runge-Kutta), array p holds
	457	!-- the weighted average of the substeps and cannot be used in the Poisson
	458	!-- solver.
	459	IF ( psolver == 'sor' ) THEN
	460	ALLOCATE( p_loc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1575]	461	ELSEIF ( psolver(1:9) == 'multigrid' ) THEN
[707]	462	!
	463	!-- For performance reasons, multigrid is using one ghost layer only
	464	ALLOCATE( p_loc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) )
[673]	465	ENDIF
[1]	466
[1111]	467	!
	468	!-- Array for storing constant coeffficients of the tridiagonal solver
	469	IF ( psolver == 'poisfft' ) THEN
[1212]	470	ALLOCATE( tri(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1,2) )
[1111]	471	ALLOCATE( tric(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1) )
	472	ENDIF
	473
[1960]	474	IF ( humidity ) THEN
[1]	475	!
[1960]	476	!-- 2D-humidity
[1788]	477	ALLOCATE ( qs(nysg:nyng,nxlg:nxrg), &
	478	qsws(nysg:nyng,nxlg:nxrg), &
[1001]	479	qswst(nysg:nyng,nxlg:nxrg) )
[1]	480
	481	!
[1960]	482	!-- 3D-humidity
[1010]	483	#if defined( __nopointer )
[1788]	484	ALLOCATE( q(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	485	q_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	486	tq_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	487	#else
[1788]	488	ALLOCATE( q_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	489	q_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	490	q_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	491	#endif
[1]	492
	493	!
[1960]	494	!-- 3D-arrays needed for humidity
[75]	495	IF ( humidity ) THEN
[1010]	496	#if defined( __nopointer )
	497	ALLOCATE( vpt(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	498	#else
[667]	499	ALLOCATE( vpt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	500	#endif
[1]	501
[1788]	502	IF ( cloud_physics ) THEN
[1053]	503
[1]	504	!
	505	!-- Liquid water content
[1010]	506	#if defined( __nopointer )
	507	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	508	#else
[667]	509	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	510	#endif
[72]	511	!
	512	!-- Precipitation amount and rate (only needed if output is switched)
[1788]	513	ALLOCATE( precipitation_amount(nysg:nyng,nxlg:nxrg), &
[667]	514	precipitation_rate(nysg:nyng,nxlg:nxrg) )
[1053]	515
	516	!
[1822]	517	!-- 3D-cloud water content
[1053]	518	#if defined( __nopointer )
[1822]	519	ALLOCATE( qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	520	#else
[1822]	521	ALLOCATE( qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	522	#endif
[1822]	523	!
	524	!-- 3d-precipitation rate
	525	ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	526
[1822]	527	IF ( microphysics_seifert ) THEN
[1053]	528	!
[1822]	529	!-- 2D-rain water content and rain drop concentration arrays
	530	ALLOCATE ( qrs(nysg:nyng,nxlg:nxrg), &
	531	qrsws(nysg:nyng,nxlg:nxrg), &
	532	qrswst(nysg:nyng,nxlg:nxrg), &
	533	nrs(nysg:nyng,nxlg:nxrg), &
	534	nrsws(nysg:nyng,nxlg:nxrg), &
	535	nrswst(nysg:nyng,nxlg:nxrg) )
[1115]	536	!
[1822]	537	!-- 3D-rain water content, rain drop concentration arrays
[1115]	538	#if defined( __nopointer )
[1822]	539	ALLOCATE( nr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	540	nr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	541	qr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	542	qr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	543	tnr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	544	tqr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	545	#else
[1822]	546	ALLOCATE( nr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	547	nr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	548	nr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	549	qr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	550	qr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	551	qr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	552	#endif
[1822]	553	ENDIF
[1053]	554
[1]	555	ENDIF
	556
	557	IF ( cloud_droplets ) THEN
	558	!
[1010]	559	!-- Liquid water content, change in liquid water content
	560	#if defined( __nopointer )
[1788]	561	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	562	ql_c(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	563	#else
[1788]	564	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	565	ql_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	566	#endif
	567	!
	568	!-- Real volume of particles (with weighting), volume of particles
[1788]	569	ALLOCATE ( ql_v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	570	ql_vp(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	571	ENDIF
	572
	573	ENDIF
	574
	575	ENDIF
[1960]	576
	577
	578	IF ( passive_scalar ) THEN
	579	!
	580	!-- 2D-scalar arrays
	581	ALLOCATE ( ss(nysg:nyng,nxlg:nxrg), &
	582	ssws(nysg:nyng,nxlg:nxrg), &
	583	sswst(nysg:nyng,nxlg:nxrg) )
[1]	584
[1960]	585	!
	586	!-- 3D scalar arrays
	587	#if defined( __nopointer )
	588	ALLOCATE( s(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	589	s_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	590	ts_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	591	#else
	592	ALLOCATE( s_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	593	s_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	594	s_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	595	#endif
	596	ENDIF
	597
[94]	598	IF ( ocean ) THEN
[1788]	599	ALLOCATE( saswsb(nysg:nyng,nxlg:nxrg), &
[1001]	600	saswst(nysg:nyng,nxlg:nxrg) )
[1010]	601	#if defined( __nopointer )
[1788]	602	ALLOCATE( prho(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	603	rho(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	604	sa(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	605	sa_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	606	tsa_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	607	#else
[1788]	608	ALLOCATE( prho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	609	rho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	610	sa_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	611	sa_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	612	sa_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[388]	613	prho => prho_1
	614	rho => rho_1 ! routines calc_mean_profile and diffusion_e require
	615	! density to be apointer
[1010]	616	#endif
[108]	617	IF ( humidity_remote ) THEN
[667]	618	ALLOCATE( qswst_remote(nysg:nyng,nxlg:nxrg))
[1340]	619	qswst_remote = 0.0_wp
[108]	620	ENDIF
[94]	621	ENDIF
	622
[1]	623	!
	624	!-- 3D-array for storing the dissipation, needed for calculating the sgs
	625	!-- particle velocities
[1831]	626	IF ( use_sgs_for_particles .OR. wang_kernel .OR. collision_turbulence &
	627	.OR. num_acc_per_node > 0 ) THEN
[1153]	628	ALLOCATE( diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	629	ENDIF
	630
	631	!
[1299]	632	!-- 1D-array for large scale subsidence velocity
[1361]	633	IF ( .NOT. ALLOCATED( w_subs ) ) THEN
	634	ALLOCATE ( w_subs(nzb:nzt+1) )
	635	w_subs = 0.0_wp
	636	ENDIF
[1299]	637
	638	!
[1400]	639	!-- ID-array and state-space-array for the parallel random number generator
	640	IF ( random_generator == 'random-parallel' ) THEN
	641	ALLOCATE ( seq_random_array(5,nysg:nyng,nxlg:nxrg) )
	642	ALLOCATE ( id_random_array(0:ny,0:nx) )
	643	seq_random_array = 0
	644	id_random_array = 0
	645	ENDIF
	646
	647	!
[51]	648	!-- 4D-array for storing the Rif-values at vertical walls
	649	IF ( topography /= 'flat' ) THEN
[667]	650	ALLOCATE( rif_wall(nzb:nzt+1,nysg:nyng,nxlg:nxrg,1:4) )
[1340]	651	rif_wall = 0.0_wp
[51]	652	ENDIF
	653
	654	!
[106]	655	!-- Arrays to store velocity data from t-dt and the phase speeds which
	656	!-- are needed for radiation boundary conditions
[73]	657	IF ( outflow_l ) THEN
[1788]	658	ALLOCATE( u_m_l(nzb:nzt+1,nysg:nyng,1:2), &
	659	v_m_l(nzb:nzt+1,nysg:nyng,0:1), &
[667]	660	w_m_l(nzb:nzt+1,nysg:nyng,0:1) )
[73]	661	ENDIF
	662	IF ( outflow_r ) THEN
[1788]	663	ALLOCATE( u_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
	664	v_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
[667]	665	w_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx) )
[73]	666	ENDIF
[106]	667	IF ( outflow_l .OR. outflow_r ) THEN
[1788]	668	ALLOCATE( c_u(nzb:nzt+1,nysg:nyng), c_v(nzb:nzt+1,nysg:nyng), &
[667]	669	c_w(nzb:nzt+1,nysg:nyng) )
[106]	670	ENDIF
[73]	671	IF ( outflow_s ) THEN
[1788]	672	ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxlg:nxrg), &
	673	v_m_s(nzb:nzt+1,1:2,nxlg:nxrg), &
[667]	674	w_m_s(nzb:nzt+1,0:1,nxlg:nxrg) )
[73]	675	ENDIF
	676	IF ( outflow_n ) THEN
[1788]	677	ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
	678	v_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
[667]	679	w_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg) )
[73]	680	ENDIF
[106]	681	IF ( outflow_s .OR. outflow_n ) THEN
[1788]	682	ALLOCATE( c_u(nzb:nzt+1,nxlg:nxrg), c_v(nzb:nzt+1,nxlg:nxrg), &
[667]	683	c_w(nzb:nzt+1,nxlg:nxrg) )
[106]	684	ENDIF
[996]	685	IF ( outflow_l .OR. outflow_r .OR. outflow_s .OR. outflow_n ) THEN
[978]	686	ALLOCATE( c_u_m_l(nzb:nzt+1), c_v_m_l(nzb:nzt+1), c_w_m_l(nzb:nzt+1) )
	687	ALLOCATE( c_u_m(nzb:nzt+1), c_v_m(nzb:nzt+1), c_w_m(nzb:nzt+1) )
	688	ENDIF
[73]	689
[978]	690
[1010]	691	#if ! defined( __nopointer )
[73]	692	!
[1]	693	!-- Initial assignment of the pointers
[1001]	694	e => e_1; e_p => e_2; te_m => e_3
[1032]	695	IF ( .NOT. neutral ) THEN
	696	pt => pt_1; pt_p => pt_2; tpt_m => pt_3
	697	ELSE
	698	pt => pt_1; pt_p => pt_1; tpt_m => pt_3
	699	ENDIF
[1001]	700	u => u_1; u_p => u_2; tu_m => u_3
	701	v => v_1; v_p => v_2; tv_m => v_3
	702	w => w_1; w_p => w_2; tw_m => w_3
[1]	703
[1960]	704	IF ( humidity ) THEN
[1001]	705	q => q_1; q_p => q_2; tq_m => q_3
[1053]	706	IF ( humidity ) THEN
	707	vpt => vpt_1
	708	IF ( cloud_physics ) THEN
	709	ql => ql_1
[1822]	710	qc => qc_1
	711	IF ( microphysics_seifert ) THEN
	712	qr => qr_1; qr_p => qr_2; tqr_m => qr_3
	713	nr => nr_1; nr_p => nr_2; tnr_m => nr_3
[1053]	714	ENDIF
	715	ENDIF
	716	ENDIF
[1001]	717	IF ( cloud_droplets ) THEN
	718	ql => ql_1
	719	ql_c => ql_2
[1]	720	ENDIF
[1001]	721	ENDIF
[1960]	722
	723	IF ( passive_scalar ) THEN
	724	s => s_1; s_p => s_2; ts_m => s_3
	725	ENDIF
[1]	726
[1001]	727	IF ( ocean ) THEN
	728	sa => sa_1; sa_p => sa_2; tsa_m => sa_3
	729	ENDIF
[1010]	730	#endif
[1]	731
	732	!
[1551]	733	!-- Allocate land surface model arrays
	734	IF ( land_surface ) THEN
[1817]	735	CALL lsm_init_arrays
[1551]	736	ENDIF
	737
	738	!
[1914]	739	!-- Allocate wind turbine model arrays
	740	IF ( wind_turbine ) THEN
	741	CALL wtm_init_arrays
	742	ENDIF
[1957]	743
	744	!
	745	!-- Initialize virtual flight measurements
	746	IF ( virtual_flight ) THEN
	747	CALL flight_init
	748	ENDIF
[1914]	749
	750	!
[709]	751	!-- Allocate arrays containing the RK coefficient for calculation of
	752	!-- perturbation pressure and turbulent fluxes. At this point values are
	753	!-- set for pressure calculation during initialization (where no timestep
	754	!-- is done). Further below the values needed within the timestep scheme
	755	!-- will be set.
[1788]	756	ALLOCATE( weight_substep(1:intermediate_timestep_count_max), &
[1878]	757	weight_pres(1:intermediate_timestep_count_max) )
[1340]	758	weight_substep = 1.0_wp
	759	weight_pres = 1.0_wp
[1918]	760	intermediate_timestep_count = 0 ! needed when simulated_time = 0.0
[673]	761
[1402]	762	CALL location_message( 'finished', .TRUE. )
[1918]	763
[673]	764	!
[1918]	765	!-- Initialize local summation arrays for routine flow_statistics.
	766	!-- This is necessary because they may not yet have been initialized when they
	767	!-- are called from flow_statistics (or - depending on the chosen model run -
	768	!-- are never initialized)
	769	sums_divnew_l = 0.0_wp
	770	sums_divold_l = 0.0_wp
	771	sums_l_l = 0.0_wp
	772	sums_up_fraction_l = 0.0_wp
	773	sums_wsts_bc_l = 0.0_wp
	774
	775
	776	!
[1]	777	!-- Initialize model variables
[1788]	778	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[328]	779	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
[1]	780	!
	781	!-- First model run of a possible job queue.
	782	!-- Initial profiles of the variables must be computes.
	783	IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN
[1384]	784
[1402]	785	CALL location_message( 'initializing with 1D model profiles', .FALSE. )
[1]	786	!
	787	!-- Use solutions of the 1D model as initial profiles,
	788	!-- start 1D model
	789	CALL init_1d_model
	790	!
	791	!-- Transfer initial profiles to the arrays of the 3D model
[667]	792	DO i = nxlg, nxrg
	793	DO j = nysg, nyng
[1]	794	e(:,j,i) = e1d
	795	kh(:,j,i) = kh1d
	796	km(:,j,i) = km1d
	797	pt(:,j,i) = pt_init
	798	u(:,j,i) = u1d
	799	v(:,j,i) = v1d
	800	ENDDO
	801	ENDDO
	802
[1960]	803	IF ( humidity ) THEN
[667]	804	DO i = nxlg, nxrg
	805	DO j = nysg, nyng
[1]	806	q(:,j,i) = q_init
	807	ENDDO
	808	ENDDO
[1822]	809	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	810	DO i = nxlg, nxrg
	811	DO j = nysg, nyng
[1340]	812	qr(:,j,i) = 0.0_wp
	813	nr(:,j,i) = 0.0_wp
[1053]	814	ENDDO
	815	ENDDO
[1115]	816
[1053]	817	ENDIF
[1]	818	ENDIF
[1960]	819	IF ( passive_scalar ) THEN
	820	DO i = nxlg, nxrg
	821	DO j = nysg, nyng
	822	s(:,j,i) = s_init
	823	ENDDO
	824	ENDDO
	825	ENDIF
[1]	826
	827	IF ( .NOT. constant_diffusion ) THEN
[667]	828	DO i = nxlg, nxrg
	829	DO j = nysg, nyng
[1]	830	e(:,j,i) = e1d
	831	ENDDO
	832	ENDDO
	833	!
	834	!-- Store initial profiles for output purposes etc.
	835	hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 )
	836
[1691]	837	IF ( constant_flux_layer ) THEN
[1707]	838	ol = ( zu(nzb+1) - zw(nzb) ) / ( rif1d(nzb+1) + 1.0E-20_wp )
[1340]	839	ts = 0.0_wp ! could actually be computed more accurately in the
	840	! 1D model. Update when opportunity arises.
[1]	841	us = us1d
	842	usws = usws1d
	843	vsws = vsws1d
	844	ELSE
[1340]	845	ts = 0.0_wp ! must be set, because used in
[1691]	846	ol = ( zu(nzb+1) - zw(nzb) ) / zeta_min ! flowste
[1340]	847	us = 0.0_wp
	848	usws = 0.0_wp
	849	vsws = 0.0_wp
[1]	850	ENDIF
	851
	852	ELSE
[1340]	853	e = 0.0_wp ! must be set, because used in
[1691]	854	ol = ( zu(nzb+1) - zw(nzb) ) / zeta_min ! flowste
[1340]	855	ts = 0.0_wp
	856	us = 0.0_wp
	857	usws = 0.0_wp
	858	vsws = 0.0_wp
[1]	859	ENDIF
[102]	860	uswst = top_momentumflux_u
	861	vswst = top_momentumflux_v
[1]	862
	863	!
	864	!-- In every case qs = 0.0 (see also pt)
	865	!-- This could actually be computed more accurately in the 1D model.
	866	!-- Update when opportunity arises!
[1960]	867	IF ( humidity ) THEN
[1340]	868	qs = 0.0_wp
[1822]	869	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	870	qrs = 0.0_wp
	871	nrs = 0.0_wp
[1053]	872	ENDIF
	873	ENDIF
[1960]	874	!
	875	!-- Initialize scaling parameter for passive scalar
	876	IF ( passive_scalar ) ss = 0.0_wp
[1]	877
	878	!
[1762]	879	!-- Inside buildings set velocities back to zero
[1]	880	IF ( topography /= 'flat' ) THEN
[1762]	881	DO i = nxlg, nxrg
	882	DO j = nysg, nyng
[1340]	883	u(nzb:nzb_u_inner(j,i),j,i) = 0.0_wp
	884	v(nzb:nzb_v_inner(j,i),j,i) = 0.0_wp
[1]	885	ENDDO
	886	ENDDO
[667]	887
[1]	888	!
	889	!-- WARNING: The extra boundary conditions set after running the
	890	!-- ------- 1D model impose an error on the divergence one layer
	891	!-- below the topography; need to correct later
	892	!-- ATTENTION: Provisional correction for Piacsek & Williams
	893	!-- --------- advection scheme: keep u and v zero one layer below
	894	!-- the topography.
[667]	895	IF ( ibc_uv_b == 1 ) THEN
	896	!
[1]	897	!-- Neumann condition
	898	DO i = nxl-1, nxr+1
	899	DO j = nys-1, nyn+1
	900	IF ( nzb_u_inner(j,i) == 0 ) u(0,j,i) = u(1,j,i)
	901	IF ( nzb_v_inner(j,i) == 0 ) v(0,j,i) = v(1,j,i)
	902	ENDDO
	903	ENDDO
	904
	905	ENDIF
	906
	907	ENDIF
	908
[1402]	909	CALL location_message( 'finished', .TRUE. )
[1384]	910
[1788]	911	ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) &
[1]	912	THEN
[1241]	913
[1402]	914	CALL location_message( 'initializing with constant profiles', .FALSE. )
[1]	915	!
[1241]	916	!-- Overwrite initial profiles in case of nudging
[1788]	917	IF ( nudging ) THEN
[1241]	918	pt_init = ptnudge(:,1)
	919	u_init = unudge(:,1)
	920	v_init = vnudge(:,1)
[1960]	921	IF ( humidity ) THEN ! is passive_scalar correct???
[1241]	922	q_init = qnudge(:,1)
	923	ENDIF
	924
[1788]	925	WRITE( message_string, * ) 'Initial profiles of u, v and ', &
[1241]	926	'scalars from NUDGING_DATA are used.'
	927	CALL message( 'init_3d_model', 'PA0370', 0, 0, 0, 6, 0 )
	928	ENDIF
	929
	930	!
[1]	931	!-- Use constructed initial profiles (velocity constant with height,
	932	!-- temperature profile with constant gradient)
[667]	933	DO i = nxlg, nxrg
	934	DO j = nysg, nyng
[1]	935	pt(:,j,i) = pt_init
	936	u(:,j,i) = u_init
	937	v(:,j,i) = v_init
	938	ENDDO
	939	ENDDO
[75]	940
[1]	941	!
[292]	942	!-- Set initial horizontal velocities at the lowest computational grid
	943	!-- levels to zero in order to avoid too small time steps caused by the
	944	!-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs
[1815]	945	!-- in the limiting formula!).
	946	IF ( ibc_uv_b /= 1 ) THEN
	947	DO i = nxlg, nxrg
	948	DO j = nysg, nyng
	949	u(nzb:nzb_u_inner(j,i)+1,j,i) = 0.0_wp
	950	v(nzb:nzb_v_inner(j,i)+1,j,i) = 0.0_wp
	951	ENDDO
	952	ENDDO
	953	ENDIF
[1]	954
[1960]	955	IF ( humidity ) THEN
[667]	956	DO i = nxlg, nxrg
	957	DO j = nysg, nyng
[1]	958	q(:,j,i) = q_init
	959	ENDDO
	960	ENDDO
[1822]	961	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1115]	962
[1822]	963	DO i = nxlg, nxrg
	964	DO j = nysg, nyng
	965	qr(:,j,i) = 0.0_wp
	966	nr(:,j,i) = 0.0_wp
[1053]	967	ENDDO
[1822]	968	ENDDO
[1115]	969
[1053]	970	ENDIF
[1]	971	ENDIF
[1960]	972
	973	IF ( passive_scalar ) THEN
	974	DO i = nxlg, nxrg
	975	DO j = nysg, nyng
	976	s(:,j,i) = s_init
	977	ENDDO
	978	ENDDO
	979	ENDIF
[1]	980
[94]	981	IF ( ocean ) THEN
[667]	982	DO i = nxlg, nxrg
	983	DO j = nysg, nyng
[94]	984	sa(:,j,i) = sa_init
	985	ENDDO
	986	ENDDO
	987	ENDIF
[1]	988
	989	IF ( constant_diffusion ) THEN
	990	km = km_constant
	991	kh = km / prandtl_number
[1340]	992	e = 0.0_wp
	993	ELSEIF ( e_init > 0.0_wp ) THEN
[108]	994	DO k = nzb+1, nzt
[1340]	995	km(k,:,:) = 0.1_wp * l_grid(k) * SQRT( e_init )
[108]	996	ENDDO
	997	km(nzb,:,:) = km(nzb+1,:,:)
	998	km(nzt+1,:,:) = km(nzt,:,:)
	999	kh = km / prandtl_number
	1000	e = e_init
[1]	1001	ELSE
[108]	1002	IF ( .NOT. ocean ) THEN
[1340]	1003	kh = 0.01_wp ! there must exist an initial diffusion, because
	1004	km = 0.01_wp ! otherwise no TKE would be produced by the
[108]	1005	! production terms, as long as not yet
	1006	! e = (u/cm)*2 at k=nzb+1
	1007	ELSE
[1340]	1008	kh = 0.00001_wp
	1009	km = 0.00001_wp
[108]	1010	ENDIF
[1340]	1011	e = 0.0_wp
[1]	1012	ENDIF
[1691]	1013	ol = ( zu(nzb+1) - zw(nzb) ) / zeta_min
[1340]	1014	ts = 0.0_wp
[1920]	1015	!
	1016	!-- Very small number is required for calculation of Obukhov length
	1017	!-- at first timestep
	1018	us = 1E-30_wp
[1340]	1019	usws = 0.0_wp
[102]	1020	uswst = top_momentumflux_u
[1340]	1021	vsws = 0.0_wp
[102]	1022	vswst = top_momentumflux_v
[1960]	1023	IF ( humidity ) qs = 0.0_wp
	1024	IF ( passive_scalar ) ss = 0.0_wp
[1]	1025
	1026	!
	1027	!-- Compute initial temperature field and other constants used in case
	1028	!-- of a sloping surface
	1029	IF ( sloping_surface ) CALL init_slope
	1030
[1402]	1031	CALL location_message( 'finished', .TRUE. )
[1384]	1032
[1788]	1033	ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) &
[46]	1034	THEN
[1384]	1035
[1402]	1036	CALL location_message( 'initializing by user', .FALSE. )
[46]	1037	!
	1038	!-- Initialization will completely be done by the user
	1039	CALL user_init_3d_model
	1040
[1402]	1041	CALL location_message( 'finished', .TRUE. )
[1384]	1042
[1]	1043	ENDIF
[1384]	1044
[1402]	1045	CALL location_message( 'initializing statistics, boundary conditions, etc.', &
	1046	.FALSE. )
[1384]	1047
[667]	1048	!
	1049	!-- Bottom boundary
	1050	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2 ) THEN
[1340]	1051	u(nzb,:,:) = 0.0_wp
	1052	v(nzb,:,:) = 0.0_wp
[667]	1053	ENDIF
[1]	1054
	1055	!
[151]	1056	!-- Apply channel flow boundary condition
[132]	1057	IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN
[1340]	1058	u(nzt+1,:,:) = 0.0_wp
	1059	v(nzt+1,:,:) = 0.0_wp
[132]	1060	ENDIF
	1061
	1062	!
[1]	1063	!-- Calculate virtual potential temperature
[1960]	1064	IF ( humidity ) vpt = pt * ( 1.0_wp + 0.61_wp * q )
[1]	1065
	1066	!
	1067	!-- Store initial profiles for output purposes etc.
	1068	hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 )
	1069	hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 )
[667]	1070	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2) THEN
[1340]	1071	hom(nzb,1,5,:) = 0.0_wp
	1072	hom(nzb,1,6,:) = 0.0_wp
[1]	1073	ENDIF
	1074	hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1075	hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 )
	1076	hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 )
	1077
[97]	1078	IF ( ocean ) THEN
	1079	!
	1080	!-- Store initial salinity profile
	1081	hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 )
	1082	ENDIF
[1]	1083
[75]	1084	IF ( humidity ) THEN
[1]	1085	!
	1086	!-- Store initial profile of total water content, virtual potential
	1087	!-- temperature
	1088	hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1089	hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 )
	1090	IF ( cloud_physics .OR. cloud_droplets ) THEN
	1091	!
	1092	!-- Store initial profile of specific humidity and potential
	1093	!-- temperature
	1094	hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1095	hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1096	ENDIF
	1097	ENDIF
	1098
	1099	IF ( passive_scalar ) THEN
	1100	!
	1101	!-- Store initial scalar profile
[1960]	1102	hom(:,1,115,:) = SPREAD( s(:,nys,nxl), 2, statistic_regions+1 )
[1]	1103	ENDIF
	1104
	1105	!
[1400]	1106	!-- Initialize the random number generators (from numerical recipes)
	1107	CALL random_function_ini
[1429]	1108
[1400]	1109	IF ( random_generator == 'random-parallel' ) THEN
[1429]	1110	!-- Asigning an ID to every vertical gridpoint column
	1111	!-- dependig on the ensemble run number.
	1112	random_dummy=1
[1400]	1113	DO j=0,ny
	1114	DO i=0,nx
[1788]	1115	id_random_array(j,i) = random_dummy + 1E6 &
	1116	* ( ensemble_member_nr - 1000 )
[1429]	1117	random_dummy = random_dummy + 1
[1400]	1118	END DO
	1119	ENDDO
[1429]	1120	!-- Initializing with random_seed_parallel for every vertical
	1121	!-- gridpoint column.
	1122	random_dummy=0
[1400]	1123	DO j = nysg, nyng
	1124	DO i = nxlg, nxrg
	1125	CALL random_seed_parallel (random_sequence=id_random_array(j, i))
	1126	CALL random_number_parallel (random_dummy)
	1127	CALL random_seed_parallel (get=seq_random_array(:, j, i))
	1128	END DO
	1129	ENDDO
	1130	ENDIF
	1131
	1132	!
[19]	1133	!-- Initialize fluxes at bottom surface
[1]	1134	IF ( use_surface_fluxes ) THEN
	1135
	1136	IF ( constant_heatflux ) THEN
	1137	!
	1138	!-- Heat flux is prescribed
	1139	IF ( random_heatflux ) THEN
	1140	CALL disturb_heatflux
	1141	ELSE
	1142	shf = surface_heatflux
	1143	!
[1241]	1144	!-- Initialize shf with data from external file LSF_DATA
[1788]	1145	IF ( large_scale_forcing .AND. lsf_surf ) THEN
[1241]	1146	CALL ls_forcing_surf ( simulated_time )
	1147	ENDIF
	1148
	1149	!
[1]	1150	!-- Over topography surface_heatflux is replaced by wall_heatflux(0)
	1151	IF ( TRIM( topography ) /= 'flat' ) THEN
[667]	1152	DO i = nxlg, nxrg
	1153	DO j = nysg, nyng
[1]	1154	IF ( nzb_s_inner(j,i) /= 0 ) THEN
	1155	shf(j,i) = wall_heatflux(0)
	1156	ENDIF
	1157	ENDDO
	1158	ENDDO
	1159	ENDIF
	1160	ENDIF
	1161	ENDIF
	1162
	1163	!
	1164	!-- Determine the near-surface water flux
[1960]	1165	IF ( humidity ) THEN
[1822]	1166	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1167	qrsws = 0.0_wp
	1168	nrsws = 0.0_wp
[1053]	1169	ENDIF
[1]	1170	IF ( constant_waterflux ) THEN
	1171	qsws = surface_waterflux
[407]	1172	!
	1173	!-- Over topography surface_waterflux is replaced by
	1174	!-- wall_humidityflux(0)
	1175	IF ( TRIM( topography ) /= 'flat' ) THEN
	1176	wall_qflux = wall_humidityflux
[667]	1177	DO i = nxlg, nxrg
	1178	DO j = nysg, nyng
[407]	1179	IF ( nzb_s_inner(j,i) /= 0 ) THEN
	1180	qsws(j,i) = wall_qflux(0)
	1181	ENDIF
	1182	ENDDO
	1183	ENDDO
	1184	ENDIF
[1]	1185	ENDIF
	1186	ENDIF
[1960]	1187	!
	1188	!-- Initialize the near-surface scalar flux
	1189	IF ( passive_scalar ) THEN
	1190	IF ( constant_scalarflux ) THEN
	1191	ssws = surface_scalarflux
	1192	!
	1193	!-- Over topography surface_scalarflux is replaced by
	1194	!-- wall_scalarflux(0)
	1195	IF ( TRIM( topography ) /= 'flat' ) THEN
	1196	wall_sflux = wall_scalarflux
	1197	DO i = nxlg, nxrg
	1198	DO j = nysg, nyng
	1199	IF ( nzb_s_inner(j,i) /= 0 ) ssws(j,i) = wall_sflux(0)
	1200	ENDDO
	1201	ENDDO
	1202	ENDIF
	1203	ENDIF
	1204	ENDIF
[1]	1205
	1206	ENDIF
	1207
	1208	!
[19]	1209	!-- Initialize fluxes at top surface
[94]	1210	!-- Currently, only the heatflux and salinity flux can be prescribed.
	1211	!-- The latent flux is zero in this case!
[19]	1212	IF ( use_top_fluxes ) THEN
	1213
	1214	IF ( constant_top_heatflux ) THEN
	1215	!
	1216	!-- Heat flux is prescribed
	1217	tswst = top_heatflux
	1218
[1960]	1219	IF ( humidity ) THEN
[1340]	1220	qswst = 0.0_wp
[1822]	1221	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1222	nrswst = 0.0_wp
	1223	qrswst = 0.0_wp
[1053]	1224	ENDIF
	1225	ENDIF
[1960]	1226	IF ( passive_scalar ) sswst = 0.0_wp
[94]	1227
	1228	IF ( ocean ) THEN
[95]	1229	saswsb = bottom_salinityflux
[94]	1230	saswst = top_salinityflux
	1231	ENDIF
[102]	1232	ENDIF
[19]	1233
[102]	1234	!
	1235	!-- Initialization in case of a coupled model run
	1236	IF ( coupling_mode == 'ocean_to_atmosphere' ) THEN
[1340]	1237	tswst = 0.0_wp
[102]	1238	ENDIF
	1239
[19]	1240	ENDIF
	1241
	1242	!
[1]	1243	!-- Initialize Prandtl layer quantities
[1691]	1244	IF ( constant_flux_layer ) THEN
[1]	1245
	1246	z0 = roughness_length
[978]	1247	z0h = z0h_factor * z0
[1788]	1248	z0q = z0h_factor * z0
[1]	1249
	1250	IF ( .NOT. constant_heatflux ) THEN
	1251	!
	1252	!-- Surface temperature is prescribed. Here the heat flux cannot be
[1691]	1253	!-- simply estimated, because therefore ol, u* and theta* would have
[1]	1254	!-- to be computed by iteration. This is why the heat flux is assumed
	1255	!-- to be zero before the first time step. It approaches its correct
	1256	!-- value in the course of the first few time steps.
[1340]	1257	shf = 0.0_wp
[1]	1258	ENDIF
	1259
[1960]	1260	IF ( humidity ) THEN
[1788]	1261	IF ( .NOT. constant_waterflux ) qsws = 0.0_wp
[1822]	1262	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1263	qrsws = 0.0_wp
	1264	nrsws = 0.0_wp
[1053]	1265	ENDIF
[1]	1266	ENDIF
[1960]	1267	IF ( passive_scalar .AND. .NOT. constant_scalarflux ) ssws = 0.0_wp
[1]	1268
	1269	ENDIF
	1270
[1179]	1271	!
	1272	!-- Set the reference state to be used in the buoyancy terms (for ocean runs
	1273	!-- the reference state will be set (overwritten) in init_ocean)
	1274	IF ( use_single_reference_value ) THEN
[1788]	1275	IF ( .NOT. humidity ) THEN
[1179]	1276	ref_state(:) = pt_reference
	1277	ELSE
	1278	ref_state(:) = vpt_reference
	1279	ENDIF
	1280	ELSE
[1788]	1281	IF ( .NOT. humidity ) THEN
[1179]	1282	ref_state(:) = pt_init(:)
	1283	ELSE
	1284	ref_state(:) = vpt(:,nys,nxl)
	1285	ENDIF
	1286	ENDIF
[152]	1287
	1288	!
[707]	1289	!-- For the moment, vertical velocity is zero
[1340]	1290	w = 0.0_wp
[1]	1291
	1292	!
	1293	!-- Initialize array sums (must be defined in first call of pres)
[1340]	1294	sums = 0.0_wp
[1]	1295
	1296	!
[707]	1297	!-- In case of iterative solvers, p must get an initial value
[1575]	1298	IF ( psolver(1:9) == 'multigrid' .OR. psolver == 'sor' ) p = 0.0_wp
[707]	1299
	1300	!
[72]	1301	!-- Treating cloud physics, liquid water content and precipitation amount
	1302	!-- are zero at beginning of the simulation
	1303	IF ( cloud_physics ) THEN
[1340]	1304	ql = 0.0_wp
[1822]	1305	qc = 0.0_wp
	1306
	1307	precipitation_amount = 0.0_wp
[72]	1308	ENDIF
[673]	1309	!
[1]	1310	!-- Impose vortex with vertical axis on the initial velocity profile
	1311	IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN
	1312	CALL init_rankine
	1313	ENDIF
	1314
	1315	!
	1316	!-- Impose temperature anomaly (advection test only)
	1317	IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN
	1318	CALL init_pt_anomaly
	1319	ENDIF
	1320
	1321	!
	1322	!-- If required, change the surface temperature at the start of the 3D run
[1340]	1323	IF ( pt_surface_initial_change /= 0.0_wp ) THEN
[1]	1324	pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change
	1325	ENDIF
	1326
	1327	!
	1328	!-- If required, change the surface humidity/scalar at the start of the 3D
	1329	!-- run
[1960]	1330	IF ( humidity .AND. q_surface_initial_change /= 0.0_wp ) &
[1]	1331	q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change
[1960]	1332
	1333	IF ( passive_scalar .AND. s_surface_initial_change /= 0.0_wp ) &
	1334	s(nzb,:,:) = s(nzb,:,:) + s_surface_initial_change
	1335
[1]	1336
	1337	!
	1338	!-- Initialize old and new time levels.
[1340]	1339	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]	1340	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
	1341
[1960]	1342	IF ( humidity ) THEN
[1340]	1343	tq_m = 0.0_wp
[1]	1344	q_p = q
[1822]	1345	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1346	tqr_m = 0.0_wp
[1822]	1347	qr_p = qr
[1340]	1348	tnr_m = 0.0_wp
[1822]	1349	nr_p = nr
[1053]	1350	ENDIF
[1]	1351	ENDIF
[1960]	1352
	1353	IF ( passive_scalar ) THEN
	1354	ts_m = 0.0_wp
	1355	s_p = s
	1356	ENDIF
[1]	1357
[94]	1358	IF ( ocean ) THEN
[1340]	1359	tsa_m = 0.0_wp
[94]	1360	sa_p = sa
	1361	ENDIF
[667]	1362
[1402]	1363	CALL location_message( 'finished', .TRUE. )
[94]	1364
[1788]	1365	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. &
	1366	TRIM( initializing_actions ) == 'cyclic_fill' ) &
[1]	1367	THEN
[1384]	1368
[1402]	1369	CALL location_message( 'initializing in case of restart / cyclic_fill', &
	1370	.FALSE. )
[1]	1371	!
[767]	1372	!-- When reading data for cyclic fill of 3D prerun data files, read
	1373	!-- some of the global variables from the restart file which are required
	1374	!-- for initializing the inflow
[328]	1375	IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
[559]	1376
[759]	1377	DO i = 0, io_blocks-1
	1378	IF ( i == io_group ) THEN
	1379	CALL read_parts_of_var_list
	1380	CALL close_file( 13 )
	1381	ENDIF
	1382	#if defined( __parallel )
	1383	CALL MPI_BARRIER( comm2d, ierr )
	1384	#endif
	1385	ENDDO
[328]	1386
[767]	1387	ENDIF
	1388
[151]	1389	!
[767]	1390	!-- Read binary data from restart file
	1391	DO i = 0, io_blocks-1
	1392	IF ( i == io_group ) THEN
	1393	CALL read_3d_binary
	1394	ENDIF
	1395	#if defined( __parallel )
	1396	CALL MPI_BARRIER( comm2d, ierr )
	1397	#endif
	1398	ENDDO
	1399
[328]	1400	!
[767]	1401	!-- Initialization of the turbulence recycling method
[1788]	1402	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[767]	1403	turbulent_inflow ) THEN
	1404	!
	1405	!-- First store the profiles to be used at the inflow.
	1406	!-- These profiles are the (temporally) and horizontally averaged vertical
	1407	!-- profiles from the prerun. Alternatively, prescribed profiles
	1408	!-- for u,v-components can be used.
[1960]	1409	ALLOCATE( mean_inflow_profiles(nzb:nzt+1,7) )
[151]	1410
[767]	1411	IF ( use_prescribed_profile_data ) THEN
	1412	mean_inflow_profiles(:,1) = u_init ! u
	1413	mean_inflow_profiles(:,2) = v_init ! v
	1414	ELSE
[328]	1415	mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u
	1416	mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v
[767]	1417	ENDIF
	1418	mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt
	1419	mean_inflow_profiles(:,5) = hom_sum(:,8,0) ! e
[1960]	1420	IF ( humidity ) &
	1421	mean_inflow_profiles(:,6) = hom_sum(:,41,0) ! q
	1422	IF ( passive_scalar ) &
	1423	mean_inflow_profiles(:,7) = hom_sum(:,115,0) ! s
[151]	1424
	1425	!
[767]	1426	!-- If necessary, adjust the horizontal flow field to the prescribed
	1427	!-- profiles
	1428	IF ( use_prescribed_profile_data ) THEN
	1429	DO i = nxlg, nxrg
[667]	1430	DO j = nysg, nyng
[328]	1431	DO k = nzb, nzt+1
[767]	1432	u(k,j,i) = u(k,j,i) - hom_sum(k,1,0) + u_init(k)
	1433	v(k,j,i) = v(k,j,i) - hom_sum(k,2,0) + v_init(k)
[328]	1434	ENDDO
[151]	1435	ENDDO
[767]	1436	ENDDO
	1437	ENDIF
[151]	1438
	1439	!
[767]	1440	!-- Use these mean profiles at the inflow (provided that Dirichlet
	1441	!-- conditions are used)
	1442	IF ( inflow_l ) THEN
	1443	DO j = nysg, nyng
	1444	DO k = nzb, nzt+1
	1445	u(k,j,nxlg:-1) = mean_inflow_profiles(k,1)
	1446	v(k,j,nxlg:-1) = mean_inflow_profiles(k,2)
[1340]	1447	w(k,j,nxlg:-1) = 0.0_wp
[767]	1448	pt(k,j,nxlg:-1) = mean_inflow_profiles(k,4)
	1449	e(k,j,nxlg:-1) = mean_inflow_profiles(k,5)
[1960]	1450	IF ( humidity ) &
[1615]	1451	q(k,j,nxlg:-1) = mean_inflow_profiles(k,6)
[1960]	1452	IF ( passive_scalar ) &
	1453	s(k,j,nxlg:-1) = mean_inflow_profiles(k,7)
[767]	1454	ENDDO
	1455	ENDDO
	1456	ENDIF
	1457
[151]	1458	!
[767]	1459	!-- Calculate the damping factors to be used at the inflow. For a
	1460	!-- turbulent inflow the turbulent fluctuations have to be limited
	1461	!-- vertically because otherwise the turbulent inflow layer will grow
	1462	!-- in time.
[1340]	1463	IF ( inflow_damping_height == 9999999.9_wp ) THEN
[767]	1464	!
	1465	!-- Default: use the inversion height calculated by the prerun; if
	1466	!-- this is zero, inflow_damping_height must be explicitly
	1467	!-- specified.
[1340]	1468	IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0_wp ) THEN
[767]	1469	inflow_damping_height = hom_sum(nzb+6,pr_palm,0)
	1470	ELSE
[1788]	1471	WRITE( message_string, * ) 'inflow_damping_height must be ', &
	1472	'explicitly specified because&the inversion height ', &
[767]	1473	'calculated by the prerun is zero.'
	1474	CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 )
[292]	1475	ENDIF
[151]	1476
[767]	1477	ENDIF
	1478
[1340]	1479	IF ( inflow_damping_width == 9999999.9_wp ) THEN
[151]	1480	!
[767]	1481	!-- Default for the transition range: one tenth of the undamped
	1482	!-- layer
[1340]	1483	inflow_damping_width = 0.1_wp * inflow_damping_height
[151]	1484
[767]	1485	ENDIF
[151]	1486
[767]	1487	ALLOCATE( inflow_damping_factor(nzb:nzt+1) )
[151]	1488
[767]	1489	DO k = nzb, nzt+1
[151]	1490
[767]	1491	IF ( zu(k) <= inflow_damping_height ) THEN
[1340]	1492	inflow_damping_factor(k) = 1.0_wp
[996]	1493	ELSEIF ( zu(k) <= ( inflow_damping_height + inflow_damping_width ) ) THEN
[1340]	1494	inflow_damping_factor(k) = 1.0_wp - &
[996]	1495	( zu(k) - inflow_damping_height ) / &
	1496	inflow_damping_width
[767]	1497	ELSE
[1340]	1498	inflow_damping_factor(k) = 0.0_wp
[767]	1499	ENDIF
[151]	1500
[767]	1501	ENDDO
[151]	1502
[147]	1503	ENDIF
	1504
[152]	1505	!
[359]	1506	!-- Inside buildings set velocities and TKE back to zero
[1788]	1507	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[359]	1508	topography /= 'flat' ) THEN
	1509	!
	1510	!-- Inside buildings set velocities and TKE back to zero.
	1511	!-- Other scalars (pt, q, s, km, kh, p, sa, ...) are ignored at present,
	1512	!-- maybe revise later.
[1001]	1513	DO i = nxlg, nxrg
	1514	DO j = nysg, nyng
[1340]	1515	u (nzb:nzb_u_inner(j,i),j,i) = 0.0_wp
	1516	v (nzb:nzb_v_inner(j,i),j,i) = 0.0_wp
	1517	w (nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1518	e (nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1519	tu_m(nzb:nzb_u_inner(j,i),j,i) = 0.0_wp
	1520	tv_m(nzb:nzb_v_inner(j,i),j,i) = 0.0_wp
	1521	tw_m(nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1522	te_m(nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1523	tpt_m(nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
[359]	1524	ENDDO
[1001]	1525	ENDDO
[359]	1526
	1527	ENDIF
	1528
	1529	!
[1]	1530	!-- Calculate initial temperature field and other constants used in case
	1531	!-- of a sloping surface
	1532	IF ( sloping_surface ) CALL init_slope
	1533
	1534	!
	1535	!-- Initialize new time levels (only done in order to set boundary values
	1536	!-- including ghost points)
	1537	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
[1960]	1538	IF ( humidity ) THEN
[1053]	1539	q_p = q
[1822]	1540	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1541	qr_p = qr
	1542	nr_p = nr
	1543	ENDIF
	1544	ENDIF
[1960]	1545	IF ( passive_scalar ) s_p = s
	1546	IF ( ocean ) sa_p = sa
[1]	1547
[181]	1548	!
	1549	!-- Allthough tendency arrays are set in prognostic_equations, they have
	1550	!-- have to be predefined here because they are used (but multiplied with 0)
	1551	!-- there before they are set.
[1340]	1552	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]	1553	IF ( humidity ) THEN
[1340]	1554	tq_m = 0.0_wp
[1822]	1555	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1556	tqr_m = 0.0_wp
	1557	tnr_m = 0.0_wp
[1053]	1558	ENDIF
	1559	ENDIF
[1960]	1560	IF ( passive_scalar ) ts_m = 0.0_wp
	1561	IF ( ocean ) tsa_m = 0.0_wp
[181]	1562
[1402]	1563	CALL location_message( 'finished', .TRUE. )
[1384]	1564
[1]	1565	ELSE
	1566	!
	1567	!-- Actually this part of the programm should not be reached
[254]	1568	message_string = 'unknown initializing problem'
	1569	CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 )
[1]	1570	ENDIF
	1571
[151]	1572
	1573	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
[1]	1574	!
[151]	1575	!-- Initialize old timelevels needed for radiation boundary conditions
	1576	IF ( outflow_l ) THEN
	1577	u_m_l(:,:,:) = u(:,:,1:2)
	1578	v_m_l(:,:,:) = v(:,:,0:1)
	1579	w_m_l(:,:,:) = w(:,:,0:1)
	1580	ENDIF
	1581	IF ( outflow_r ) THEN
	1582	u_m_r(:,:,:) = u(:,:,nx-1:nx)
	1583	v_m_r(:,:,:) = v(:,:,nx-1:nx)
	1584	w_m_r(:,:,:) = w(:,:,nx-1:nx)
	1585	ENDIF
	1586	IF ( outflow_s ) THEN
	1587	u_m_s(:,:,:) = u(:,0:1,:)
	1588	v_m_s(:,:,:) = v(:,1:2,:)
	1589	w_m_s(:,:,:) = w(:,0:1,:)
	1590	ENDIF
	1591	IF ( outflow_n ) THEN
	1592	u_m_n(:,:,:) = u(:,ny-1:ny,:)
	1593	v_m_n(:,:,:) = v(:,ny-1:ny,:)
	1594	w_m_n(:,:,:) = w(:,ny-1:ny,:)
	1595	ENDIF
[667]	1596
[151]	1597	ENDIF
[680]	1598
[667]	1599	!
	1600	!-- Calculate the initial volume flow at the right and north boundary
[709]	1601	IF ( conserve_volume_flow ) THEN
[151]	1602
[767]	1603	IF ( use_prescribed_profile_data ) THEN
[667]	1604
[1340]	1605	volume_flow_initial_l = 0.0_wp
	1606	volume_flow_area_l = 0.0_wp
[732]	1607
[667]	1608	IF ( nxr == nx ) THEN
	1609	DO j = nys, nyn
[1845]	1610	DO k = nzb_u_inner(j,nx)+1, nzt
[1788]	1611	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[767]	1612	u_init(k) * dzw(k)
	1613	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k)
	1614	ENDDO
	1615	ENDDO
	1616	ENDIF
	1617
	1618	IF ( nyn == ny ) THEN
	1619	DO i = nxl, nxr
[1845]	1620	DO k = nzb_v_inner(ny,i)+1, nzt
[767]	1621	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
	1622	v_init(k) * dzw(k)
	1623	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k)
	1624	ENDDO
	1625	ENDDO
	1626	ENDIF
	1627
	1628	#if defined( __parallel )
	1629	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1630	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1631	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1632	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1633
	1634	#else
	1635	volume_flow_initial = volume_flow_initial_l
	1636	volume_flow_area = volume_flow_area_l
	1637	#endif
	1638
	1639	ELSEIF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
	1640
[1340]	1641	volume_flow_initial_l = 0.0_wp
	1642	volume_flow_area_l = 0.0_wp
[767]	1643
	1644	IF ( nxr == nx ) THEN
	1645	DO j = nys, nyn
[1845]	1646	DO k = nzb_u_inner(j,nx)+1, nzt
[1788]	1647	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[667]	1648	hom_sum(k,1,0) * dzw(k)
	1649	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k)
	1650	ENDDO
	1651	ENDDO
	1652	ENDIF
	1653
	1654	IF ( nyn == ny ) THEN
	1655	DO i = nxl, nxr
[1845]	1656	DO k = nzb_v_inner(ny,i)+1, nzt
[1788]	1657	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[709]	1658	hom_sum(k,2,0) * dzw(k)
[667]	1659	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k)
	1660	ENDDO
	1661	ENDDO
	1662	ENDIF
	1663
[732]	1664	#if defined( __parallel )
	1665	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1666	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1667	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1668	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1669
	1670	#else
	1671	volume_flow_initial = volume_flow_initial_l
	1672	volume_flow_area = volume_flow_area_l
	1673	#endif
	1674
[667]	1675	ELSEIF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
	1676
[1340]	1677	volume_flow_initial_l = 0.0_wp
	1678	volume_flow_area_l = 0.0_wp
[732]	1679
[667]	1680	IF ( nxr == nx ) THEN
	1681	DO j = nys, nyn
[1845]	1682	DO k = nzb_u_inner(j,nx)+1, nzt
[667]	1683	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[709]	1684	u(k,j,nx) * dzw(k)
[667]	1685	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k)
	1686	ENDDO
	1687	ENDDO
	1688	ENDIF
	1689
	1690	IF ( nyn == ny ) THEN
	1691	DO i = nxl, nxr
[1845]	1692	DO k = nzb_v_inner(ny,i)+1, nzt
[1788]	1693	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[667]	1694	v(k,ny,i) * dzw(k)
	1695	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k)
	1696	ENDDO
	1697	ENDDO
	1698	ENDIF
	1699
	1700	#if defined( __parallel )
[732]	1701	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1702	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1703	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1704	2, MPI_REAL, MPI_SUM, comm2d, ierr )
[667]	1705
	1706	#else
[732]	1707	volume_flow_initial = volume_flow_initial_l
	1708	volume_flow_area = volume_flow_area_l
[667]	1709	#endif
	1710
[732]	1711	ENDIF
	1712
[151]	1713	!
[709]	1714	!-- In case of 'bulk_velocity' mode, volume_flow_initial is calculated
	1715	!-- from u\|v_bulk instead
[680]	1716	IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN
	1717	volume_flow_initial(1) = u_bulk * volume_flow_area(1)
	1718	volume_flow_initial(2) = v_bulk * volume_flow_area(2)
	1719	ENDIF
[667]	1720
[680]	1721	ENDIF
	1722
[787]	1723	!
	1724	!-- Initialize quantities for special advections schemes
	1725	CALL init_advec
[680]	1726
[667]	1727	!
[680]	1728	!-- Impose random perturbation on the horizontal velocity field and then
	1729	!-- remove the divergences from the velocity field at the initial stage
[1788]	1730	IF ( create_disturbances .AND. disturbance_energy_limit /= 0.0_wp .AND. &
	1731	TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[680]	1732	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1733
[1402]	1734	CALL location_message( 'creating initial disturbances', .FALSE. )
[680]	1735	CALL disturb_field( nzb_u_inner, tend, u )
	1736	CALL disturb_field( nzb_v_inner, tend, v )
[1402]	1737	CALL location_message( 'finished', .TRUE. )
[1384]	1738
[1402]	1739	CALL location_message( 'calling pressure solver', .FALSE. )
[680]	1740	n_sor = nsor_ini
[1221]	1741	!$acc data copyin( d, ddzu, ddzw, nzb_s_inner, nzb_u_inner ) &
	1742	!$acc copyin( nzb_v_inner, nzb_w_inner, p, rflags_s_inner, tend ) &
	1743	!$acc copyin( weight_pres, weight_substep ) &
	1744	!$acc copy( tri, tric, u, v, w )
[680]	1745	CALL pres
[1111]	1746	!$acc end data
[680]	1747	n_sor = nsor
[1402]	1748	CALL location_message( 'finished', .TRUE. )
[1384]	1749
[680]	1750	ENDIF
	1751
	1752	!
[1484]	1753	!-- If required, initialize quantities needed for the plant canopy model
[1826]	1754	CALL location_message( 'initializing plant canopy model', .FALSE. )
	1755	IF ( plant_canopy ) CALL pcm_init
	1756	CALL location_message( 'finished', .TRUE. )
[138]	1757
	1758	!
[1]	1759	!-- If required, initialize dvrp-software
[1340]	1760	IF ( dt_dvrp /= 9999999.9_wp ) CALL init_dvrp
[1]	1761
[96]	1762	IF ( ocean ) THEN
[1]	1763	!
[96]	1764	!-- Initialize quantities needed for the ocean model
	1765	CALL init_ocean
[388]	1766
[96]	1767	ELSE
	1768	!
	1769	!-- Initialize quantities for handling cloud physics
[849]	1770	!-- This routine must be called before lpm_init, because
[96]	1771	!-- otherwise, array pt_d_t, needed in data_output_dvrp (called by
[849]	1772	!-- lpm_init) is not defined.
[96]	1773	CALL init_cloud_physics
[1849]	1774	!
	1775	!-- Initialize bulk cloud microphysics
	1776	CALL microphysics_init
[96]	1777	ENDIF
[1]	1778
	1779	!
	1780	!-- If required, initialize particles
[849]	1781	IF ( particle_advection ) CALL lpm_init
[1]	1782
[1585]	1783	!
	1784	!-- If required, initialize quantities needed for the LSM
	1785	IF ( land_surface ) THEN
	1786	CALL location_message( 'initializing land surface model', .FALSE. )
[1817]	1787	CALL lsm_init
[1585]	1788	CALL location_message( 'finished', .TRUE. )
	1789	ENDIF
[1496]	1790
[1]	1791	!
[1691]	1792	!-- Initialize surface layer (done after LSM as roughness length are required
	1793	!-- for initialization
	1794	IF ( constant_flux_layer ) THEN
	1795	CALL location_message( 'initializing surface layer', .FALSE. )
	1796	CALL init_surface_layer_fluxes
	1797	CALL location_message( 'finished', .TRUE. )
	1798	ENDIF
	1799
	1800	!
[1496]	1801	!-- If required, initialize radiation model
	1802	IF ( radiation ) THEN
[1585]	1803	CALL location_message( 'initializing radiation model', .FALSE. )
[1826]	1804	CALL radiation_init
[1585]	1805	CALL location_message( 'finished', .TRUE. )
[1496]	1806	ENDIF
[1914]	1807
	1808	!
	1809	!-- If required, initialize quantities needed for the wind turbine model
	1810	IF ( wind_turbine ) THEN
	1811	CALL location_message( 'initializing wind turbine model', .FALSE. )
	1812	CALL wtm_init
	1813	CALL location_message( 'finished', .TRUE. )
	1814	ENDIF
[1496]	1815
[1914]	1816
[1496]	1817	!
[673]	1818	!-- Initialize the ws-scheme.
	1819	IF ( ws_scheme_sca .OR. ws_scheme_mom ) CALL ws_init
[1]	1820
	1821	!
[709]	1822	!-- Setting weighting factors for calculation of perturbation pressure
[1762]	1823	!-- and turbulent quantities from the RK substeps
[709]	1824	IF ( TRIM(timestep_scheme) == 'runge-kutta-3' ) THEN ! for RK3-method
	1825
[1322]	1826	weight_substep(1) = 1._wp/6._wp
	1827	weight_substep(2) = 3._wp/10._wp
	1828	weight_substep(3) = 8._wp/15._wp
[709]	1829
[1322]	1830	weight_pres(1) = 1._wp/3._wp
	1831	weight_pres(2) = 5._wp/12._wp
	1832	weight_pres(3) = 1._wp/4._wp
[709]	1833
	1834	ELSEIF ( TRIM(timestep_scheme) == 'runge-kutta-2' ) THEN ! for RK2-method
	1835
[1322]	1836	weight_substep(1) = 1._wp/2._wp
	1837	weight_substep(2) = 1._wp/2._wp
[673]	1838
[1322]	1839	weight_pres(1) = 1._wp/2._wp
	1840	weight_pres(2) = 1._wp/2._wp
[709]	1841
[1001]	1842	ELSE ! for Euler-method
[709]	1843
[1340]	1844	weight_substep(1) = 1.0_wp
	1845	weight_pres(1) = 1.0_wp
[709]	1846
[673]	1847	ENDIF
	1848
	1849	!
[1]	1850	!-- Initialize Rayleigh damping factors
[1340]	1851	rdf = 0.0_wp
	1852	rdf_sc = 0.0_wp
	1853	IF ( rayleigh_damping_factor /= 0.0_wp ) THEN
[1788]	1854	IF ( .NOT. ocean ) THEN
[108]	1855	DO k = nzb+1, nzt
	1856	IF ( zu(k) >= rayleigh_damping_height ) THEN
[1788]	1857	rdf(k) = rayleigh_damping_factor * &
[1340]	1858	( SIN( pi * 0.5_wp * ( zu(k) - rayleigh_damping_height ) &
[1788]	1859	/ ( zu(nzt) - rayleigh_damping_height ) ) &
[1]	1860	)**2
[108]	1861	ENDIF
	1862	ENDDO
	1863	ELSE
	1864	DO k = nzt, nzb+1, -1
	1865	IF ( zu(k) <= rayleigh_damping_height ) THEN
[1788]	1866	rdf(k) = rayleigh_damping_factor * &
[1340]	1867	( SIN( pi * 0.5_wp * ( rayleigh_damping_height - zu(k) ) &
[1788]	1868	/ ( rayleigh_damping_height - zu(nzb+1) ) ) &
[108]	1869	)**2
	1870	ENDIF
	1871	ENDDO
	1872	ENDIF
[1]	1873	ENDIF
[785]	1874	IF ( scalar_rayleigh_damping ) rdf_sc = rdf
[1]	1875
	1876	!
[240]	1877	!-- Initialize the starting level and the vertical smoothing factor used for
	1878	!-- the external pressure gradient
[1340]	1879	dp_smooth_factor = 1.0_wp
[240]	1880	IF ( dp_external ) THEN
	1881	!
	1882	!-- Set the starting level dp_level_ind_b only if it has not been set before
	1883	!-- (e.g. in init_grid).
	1884	IF ( dp_level_ind_b == 0 ) THEN
	1885	ind_array = MINLOC( ABS( dp_level_b - zu ) )
	1886	dp_level_ind_b = ind_array(1) - 1 + nzb
	1887	! MINLOC uses lower array bound 1
	1888	ENDIF
	1889	IF ( dp_smooth ) THEN
[1340]	1890	dp_smooth_factor(:dp_level_ind_b) = 0.0_wp
[240]	1891	DO k = dp_level_ind_b+1, nzt
[1340]	1892	dp_smooth_factor(k) = 0.5_wp * ( 1.0_wp + SIN( pi * &
	1893	( REAL( k - dp_level_ind_b, KIND=wp ) / &
	1894	REAL( nzt - dp_level_ind_b, KIND=wp ) - 0.5_wp ) ) )
[240]	1895	ENDDO
	1896	ENDIF
	1897	ENDIF
	1898
	1899	!
[978]	1900	!-- Initialize damping zone for the potential temperature in case of
	1901	!-- non-cyclic lateral boundaries. The damping zone has the maximum value
	1902	!-- at the inflow boundary and decreases to zero at pt_damping_width.
[1340]	1903	ptdf_x = 0.0_wp
	1904	ptdf_y = 0.0_wp
[1159]	1905	IF ( bc_lr_dirrad ) THEN
[996]	1906	DO i = nxl, nxr
[978]	1907	IF ( ( i * dx ) < pt_damping_width ) THEN
[1340]	1908	ptdf_x(i) = pt_damping_factor * ( SIN( pi * 0.5_wp * &
	1909	REAL( pt_damping_width - i * dx, KIND=wp ) / ( &
[1788]	1910	REAL( pt_damping_width, KIND=wp ) ) ) )**2
[73]	1911	ENDIF
	1912	ENDDO
[1159]	1913	ELSEIF ( bc_lr_raddir ) THEN
[996]	1914	DO i = nxl, nxr
[978]	1915	IF ( ( i * dx ) > ( nx * dx - pt_damping_width ) ) THEN
[1322]	1916	ptdf_x(i) = pt_damping_factor * &
[1340]	1917	SIN( pi * 0.5_wp * &
	1918	( ( i - nx ) * dx + pt_damping_width ) / &
	1919	REAL( pt_damping_width, KIND=wp ) )**2
[73]	1920	ENDIF
[978]	1921	ENDDO
[1159]	1922	ELSEIF ( bc_ns_dirrad ) THEN
[996]	1923	DO j = nys, nyn
[978]	1924	IF ( ( j * dy ) > ( ny * dy - pt_damping_width ) ) THEN
[1322]	1925	ptdf_y(j) = pt_damping_factor * &
[1340]	1926	SIN( pi * 0.5_wp * &
	1927	( ( j - ny ) * dy + pt_damping_width ) / &
	1928	REAL( pt_damping_width, KIND=wp ) )**2
[1]	1929	ENDIF
[978]	1930	ENDDO
[1159]	1931	ELSEIF ( bc_ns_raddir ) THEN
[996]	1932	DO j = nys, nyn
[978]	1933	IF ( ( j * dy ) < pt_damping_width ) THEN
[1322]	1934	ptdf_y(j) = pt_damping_factor * &
[1340]	1935	SIN( pi * 0.5_wp * &
	1936	( pt_damping_width - j * dy ) / &
	1937	REAL( pt_damping_width, KIND=wp ) )**2
[1]	1938	ENDIF
[73]	1939	ENDDO
[1]	1940	ENDIF
	1941
	1942	!
	1943	!-- Pre-set masks for regional statistics. Default is the total model domain.
[1015]	1944	!-- Ghost points are excluded because counting values at the ghost boundaries
	1945	!-- would bias the statistics
[1340]	1946	rmask = 1.0_wp
	1947	rmask(:,nxlg:nxl-1,:) = 0.0_wp; rmask(:,nxr+1:nxrg,:) = 0.0_wp
	1948	rmask(nysg:nys-1,:,:) = 0.0_wp; rmask(nyn+1:nyng,:,:) = 0.0_wp
[1]	1949
	1950	!
[51]	1951	!-- User-defined initializing actions. Check afterwards, if maximum number
[709]	1952	!-- of allowed timeseries is exceeded
[1]	1953	CALL user_init
	1954
[51]	1955	IF ( dots_num > dots_max ) THEN
[1788]	1956	WRITE( message_string, * ) 'number of time series quantities exceeds', &
	1957	' its maximum of dots_max = ', dots_max, &
[254]	1958	' &Please increase dots_max in modules.f90.'
	1959	CALL message( 'init_3d_model', 'PA0194', 1, 2, 0, 6, 0 )
[51]	1960	ENDIF
	1961
[1]	1962	!
	1963	!-- Input binary data file is not needed anymore. This line must be placed
	1964	!-- after call of user_init!
	1965	CALL close_file( 13 )
	1966
	1967	!
	1968	!-- Compute total sum of active mask grid points
[1738]	1969	!-- and the mean surface level height for each statistic region
[1]	1970	!-- ngp_2dh: number of grid points of a horizontal cross section through the
	1971	!-- total domain
	1972	!-- ngp_3d: number of grid points of the total domain
[132]	1973	ngp_2dh_outer_l = 0
	1974	ngp_2dh_outer = 0
	1975	ngp_2dh_s_inner_l = 0
	1976	ngp_2dh_s_inner = 0
	1977	ngp_2dh_l = 0
	1978	ngp_2dh = 0
[1340]	1979	ngp_3d_inner_l = 0.0_wp
[132]	1980	ngp_3d_inner = 0
	1981	ngp_3d = 0
	1982	ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user )
[1]	1983
[1738]	1984	mean_surface_level_height = 0.0_wp
	1985	mean_surface_level_height_l = 0.0_wp
	1986
[1]	1987	DO sr = 0, statistic_regions
	1988	DO i = nxl, nxr
	1989	DO j = nys, nyn
[1340]	1990	IF ( rmask(j,i,sr) == 1.0_wp ) THEN
[1]	1991	!
	1992	!-- All xy-grid points
	1993	ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1
[1788]	1994	mean_surface_level_height_l(sr) = mean_surface_level_height_l(sr) &
	1995	+ zw(nzb_s_inner(j,i))
[1]	1996	!
	1997	!-- xy-grid points above topography
	1998	DO k = nzb_s_outer(j,i), nz + 1
	1999	ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + 1
	2000	ENDDO
[132]	2001	DO k = nzb_s_inner(j,i), nz + 1
	2002	ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + 1
	2003	ENDDO
[1]	2004	!
	2005	!-- All grid points of the total domain above topography
[1788]	2006	ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) &
	2007	+ ( nz - nzb_s_inner(j,i) + 2 )
[1]	2008	ENDIF
	2009	ENDDO
	2010	ENDDO
	2011	ENDDO
	2012
	2013	sr = statistic_regions + 1
	2014	#if defined( __parallel )
[622]	2015	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2016	CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, &
[1]	2017	comm2d, ierr )
[622]	2018	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2019	CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, &
[1]	2020	MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2021	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2022	CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), &
[132]	2023	(nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2024	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2025	CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner_tmp(0), sr, MPI_REAL, &
[1]	2026	MPI_SUM, comm2d, ierr )
[485]	2027	ngp_3d_inner = INT( ngp_3d_inner_tmp, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2028	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2029	CALL MPI_ALLREDUCE( mean_surface_level_height_l(0), &
	2030	mean_surface_level_height(0), sr, MPI_REAL, &
[1738]	2031	MPI_SUM, comm2d, ierr )
	2032	mean_surface_level_height = mean_surface_level_height / REAL( ngp_2dh )
[1]	2033	#else
[132]	2034	ngp_2dh = ngp_2dh_l
	2035	ngp_2dh_outer = ngp_2dh_outer_l
	2036	ngp_2dh_s_inner = ngp_2dh_s_inner_l
[485]	2037	ngp_3d_inner = INT( ngp_3d_inner_l, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2038	mean_surface_level_height = mean_surface_level_height_l / REAL( ngp_2dh_l )
[1]	2039	#endif
	2040
[560]	2041	ngp_3d = INT ( ngp_2dh, KIND = SELECTED_INT_KIND( 18 ) ) * &
	2042	INT ( (nz + 2 ), KIND = SELECTED_INT_KIND( 18 ) )
[1]	2043
	2044	!
	2045	!-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics,
	2046	!-- buoyancy, etc. A zero value will occur for cases where all grid points of
	2047	!-- the respective subdomain lie below the surface topography
[667]	2048	ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) )
[1788]	2049	ngp_3d_inner = MAX( INT(1, KIND = SELECTED_INT_KIND( 18 )), &
[631]	2050	ngp_3d_inner(:) )
[667]	2051	ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) )
[1]	2052
[1788]	2053	DEALLOCATE( mean_surface_level_height_l, ngp_2dh_l, ngp_2dh_outer_l, &
[1738]	2054	ngp_3d_inner_l, ngp_3d_inner_tmp )
[1]	2055
[1402]	2056	CALL location_message( 'leaving init_3d_model', .TRUE. )
[1]	2057
	2058	END SUBROUTINE init_3d_model

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