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source: palm/trunk/SOURCE/init_3d_model.f90 @ 2031

Last change on this file since 2031 was 2031, checked in by knoop, 7 years ago

Renamed variable rho to rho_ocean, rho_init to rho_ocean_init and rho_av to rho_ocean_av

Property svn:keywords set to Id
Property svn:mergeinfo set to False
/palm/branches/forwind/SOURCE/init_3d_model.f90 1564-1913

File size: 74.9 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	!
[1818]	17	! Copyright 1997-2016 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[254]	20	! Current revisions:
[732]	21	! ------------------
[2031]	22	! renamed variable rho to rho_ocean
[1961]	23	!
	24	! Former revisions:
	25	! -----------------
	26	! $Id: init_3d_model.f90 2031 2016-10-21 15:11:58Z knoop $
	27	!
[2012]	28	! 2011 2016-09-19 17:29:57Z kanani
	29	! Flag urban_surface is now defined in module control_parameters.
	30	!
[2008]	31	! 2007 2016-08-24 15:47:17Z kanani
	32	! Added support for urban surface model,
	33	! adjusted location_message in case of plant_canopy
	34	!
[2001]	35	! 2000 2016-08-20 18:09:15Z knoop
	36	! Forced header and separation lines into 80 columns
	37	!
[1993]	38	! 1992 2016-08-12 15:14:59Z suehring
	39	! Initializaton of scalarflux at model top
	40	! Bugfixes in initialization of surface and top salinity flux, top scalar and
	41	! humidity fluxes
	42	!
[1961]	43	! 1960 2016-07-12 16:34:24Z suehring
[1960]	44	! Separate humidity and passive scalar
	45	! Increase dimension for mean_inflow_profiles
	46	! Remove inadvertent write-statement
	47	! Bugfix, large-scale forcing is still not implemented for passive scalars
[1919]	48	!
[1958]	49	! 1957 2016-07-07 10:43:48Z suehring
	50	! flight module added
	51	!
[1921]	52	! 1920 2016-05-30 10:50:15Z suehring
	53	! Initialize us with very small number to avoid segmentation fault during
	54	! calculation of Obukhov length
	55	!
[1919]	56	! 1918 2016-05-27 14:35:57Z raasch
	57	! intermediate_timestep_count is set 0 instead 1 for first call of pres,
	58	! bugfix: initialization of local sum arrays are moved to the beginning of the
	59	! routine because otherwise results from pres are overwritten
	60	!
[1917]	61	! 1914 2016-05-26 14:44:07Z witha
	62	! Added initialization of the wind turbine model
	63	!
[1879]	64	! 1878 2016-04-19 12:30:36Z hellstea
	65	! The zeroth element of weight_pres removed as unnecessary
	66	!
[1851]	67	! 1849 2016-04-08 11:33:18Z hoffmann
[1849]	68	! Adapted for modularization of microphysics.
	69	! precipitation_amount, precipitation_rate, prr moved to arrays_3d.
[1852]	70	! Initialization of nc_1d, nr_1d, pt_1d, qc_1d, qr_1d, q_1d moved to
[1849]	71	! microphysics_init.
	72	!
[1846]	73	! 1845 2016-04-08 08:29:13Z raasch
	74	! nzb_2d replaced by nzb_u\|v_inner
[1914]	75	!
[1834]	76	! 1833 2016-04-07 14:23:03Z raasch
	77	! initialization of spectra quantities moved to spectra_mod
	78	!
[1832]	79	! 1831 2016-04-07 13:15:51Z hoffmann
	80	! turbulence renamed collision_turbulence
	81	!
[1827]	82	! 1826 2016-04-07 12:01:39Z maronga
	83	! Renamed radiation calls.
	84	! Renamed canopy model calls.
	85	!
[1823]	86	! 1822 2016-04-07 07:49:42Z hoffmann
	87	! icloud_scheme replaced by microphysics_*
[1914]	88	!
[1818]	89	! 1817 2016-04-06 15:44:20Z maronga
	90	! Renamed lsm calls.
	91	!
[1816]	92	! 1815 2016-04-06 13:49:59Z raasch
	93	! zero-settings for velocities inside topography re-activated (was deactivated
	94	! in r1762)
	95	!
[1789]	96	! 1788 2016-03-10 11:01:04Z maronga
	97	! Added z0q.
	98	! Syntax layout improved.
	99	!
[1784]	100	! 1783 2016-03-06 18:36:17Z raasch
	101	! netcdf module name changed + related changes
	102	!
[1765]	103	! 1764 2016-02-28 12:45:19Z raasch
	104	! bugfix: increase size of volume_flow_area_l and volume_flow_initial_l by 1
	105	!
[1763]	106	! 1762 2016-02-25 12:31:13Z hellstea
	107	! Introduction of nested domain feature
	108	!
[1739]	109	! 1738 2015-12-18 13:56:05Z raasch
	110	! calculate mean surface level height for each statistic region
	111	!
[1735]	112	! 1734 2015-12-02 12:17:12Z raasch
	113	! no initial disturbances in case that the disturbance energy limit has been
	114	! set zero
	115	!
[1708]	116	! 1707 2015-11-02 15:24:52Z maronga
	117	! Bugfix: transfer of Richardson number from 1D model to Obukhov length caused
	118	! devision by zero in neutral stratification
	119	!
[1692]	120	! 1691 2015-10-26 16:17:44Z maronga
	121	! Call to init_surface_layer added. rif is replaced by ol and zeta.
	122	!
[1683]	123	! 1682 2015-10-07 23:56:08Z knoop
	124	! Code annotations made doxygen readable
	125	!
[1616]	126	! 1615 2015-07-08 18:49:19Z suehring
	127	! Enable turbulent inflow for passive_scalar and humidity
	128	!
[1586]	129	! 1585 2015-04-30 07:05:52Z maronga
	130	! Initialization of radiation code is now done after LSM initializtion
	131	!
[1576]	132	! 1575 2015-03-27 09:56:27Z raasch
	133	! adjustments for psolver-queries
	134	!
[1552]	135	! 1551 2015-03-03 14:18:16Z maronga
[1817]	136	! Allocation of land surface arrays is now done in the subroutine lsm_init_arrays,
[1552]	137	! which is part of land_surface_model.
	138	!
[1508]	139	! 1507 2014-12-10 12:14:18Z suehring
	140	! Bugfix: set horizontal velocity components to zero inside topography
	141	!
[1497]	142	! 1496 2014-12-02 17:25:50Z maronga
	143	! Added initialization of the land surface and radiation schemes
	144	!
[1485]	145	! 1484 2014-10-21 10:53:05Z kanani
[1484]	146	! Changes due to new module structure of the plant canopy model:
[1508]	147	! canopy-related initialization (e.g. lad and canopy_heat_flux) moved to new
	148	! subroutine init_plant_canopy within the module plant_canopy_model_mod,
	149	! call of subroutine init_plant_canopy added.
[1341]	150	!
[1432]	151	! 1431 2014-07-15 14:47:17Z suehring
	152	! var_d added, in order to normalize spectra.
	153	!
[1430]	154	! 1429 2014-07-15 12:53:45Z knoop
	155	! Ensemble run capability added to parallel random number generator
	156	!
[1412]	157	! 1411 2014-05-16 18:01:51Z suehring
	158	! Initial horizontal velocity profiles were not set to zero at the first vertical
	159	! grid level in case of non-cyclic lateral boundary conditions.
	160	!
[1407]	161	! 1406 2014-05-16 13:47:01Z raasch
	162	! bugfix: setting of initial velocities at k=1 to zero not in case of a
	163	! no-slip boundary condition for uv
	164	!
[1403]	165	! 1402 2014-05-09 14:25:13Z raasch
	166	! location messages modified
	167	!
[1401]	168	! 1400 2014-05-09 14:03:54Z knoop
	169	! Parallel random number generator added
	170	!
[1385]	171	! 1384 2014-05-02 14:31:06Z raasch
	172	! location messages added
	173	!
[1362]	174	! 1361 2014-04-16 15:17:48Z hoffmann
	175	! tend_* removed
	176	! Bugfix: w_subs is not allocated anymore if it is already allocated
	177	!
[1360]	178	! 1359 2014-04-11 17:15:14Z hoffmann
	179	! module lpm_init_mod added to use statements, because lpm_init has become a
	180	! module
	181	!
[1354]	182	! 1353 2014-04-08 15:21:23Z heinze
	183	! REAL constants provided with KIND-attribute
	184	!
[1341]	185	! 1340 2014-03-25 19:45:13Z kanani
	186	! REAL constants defined as wp-kind
	187	!
[1323]	188	! 1322 2014-03-20 16:38:49Z raasch
	189	! REAL constants defined as wp-kind
	190	! module interfaces removed
	191	!
[1321]	192	! 1320 2014-03-20 08:40:49Z raasch
	193	! ONLY-attribute added to USE-statements,
	194	! kind-parameters added to all INTEGER and REAL declaration statements,
	195	! kinds are defined in new module kinds,
	196	! revision history before 2012 removed,
	197	! comment fields (!:) to be used for variable explanations added to
	198	! all variable declaration statements
	199	!
[1317]	200	! 1316 2014-03-17 07:44:59Z heinze
	201	! Bugfix: allocation of w_subs
	202	!
[1300]	203	! 1299 2014-03-06 13:15:21Z heinze
	204	! Allocate w_subs due to extension of large scale subsidence in combination
	205	! with large scale forcing data (LSF_DATA)
	206	!
[1242]	207	! 1241 2013-10-30 11:36:58Z heinze
	208	! Overwrite initial profiles in case of nudging
	209	! Inititialize shf and qsws in case of large_scale_forcing
	210	!
[1222]	211	! 1221 2013-09-10 08:59:13Z raasch
	212	! +rflags_s_inner in copyin statement, use copyin for most arrays instead of
	213	! copy
	214	!
[1213]	215	! 1212 2013-08-15 08:46:27Z raasch
	216	! array tri is allocated and included in data copy statement
	217	!
[1196]	218	! 1195 2013-07-01 12:27:57Z heinze
	219	! Bugfix: move allocation of ref_state to parin.f90 and read_var_list.f90
	220	!
[1182]	221	! 1179 2013-06-14 05:57:58Z raasch
	222	! allocate and set ref_state to be used in buoyancy terms
	223	!
[1172]	224	! 1171 2013-05-30 11:27:45Z raasch
	225	! diss array is allocated with full size if accelerator boards are used
	226	!
[1160]	227	! 1159 2013-05-21 11:58:22Z fricke
	228	! -bc_lr_dirneu, bc_lr_neudir, bc_ns_dirneu, bc_ns_neudir
	229	!
[1154]	230	! 1153 2013-05-10 14:33:08Z raasch
	231	! diss array is allocated with dummy elements even if it is not needed
[1171]	232	! (required by PGI 13.4 / CUDA 5.0)
[1154]	233	!
[1116]	234	! 1115 2013-03-26 18:16:16Z hoffmann
	235	! unused variables removed
	236	!
[1114]	237	! 1113 2013-03-10 02:48:14Z raasch
	238	! openACC directive modified
	239	!
[1112]	240	! 1111 2013-03-08 23:54:10Z raasch
	241	! openACC directives added for pres
	242	! array diss allocated only if required
	243	!
[1093]	244	! 1092 2013-02-02 11:24:22Z raasch
	245	! unused variables removed
	246	!
[1066]	247	! 1065 2012-11-22 17:42:36Z hoffmann
	248	! allocation of diss (dissipation rate) in case of turbulence = .TRUE. added
	249	!
[1054]	250	! 1053 2012-11-13 17:11:03Z hoffmann
[1053]	251	! allocation and initialisation of necessary data arrays for the two-moment
	252	! cloud physics scheme the two new prognostic equations (nr, qr):
	253	! +dr, lambda_r, mu_r, sed_, xr, s, sws, swst, , _p, t_m, _1, _2, _3,
	254	! +tend_*, prr
[979]	255	!
[1037]	256	! 1036 2012-10-22 13:43:42Z raasch
	257	! code put under GPL (PALM 3.9)
	258	!
[1033]	259	! 1032 2012-10-21 13:03:21Z letzel
	260	! save memory by not allocating pt_2 in case of neutral = .T.
	261	!
[1026]	262	! 1025 2012-10-07 16:04:41Z letzel
	263	! bugfix: swap indices of mask for ghost boundaries
	264	!
[1017]	265	! 1015 2012-09-27 09:23:24Z raasch
	266	! mask is set to zero for ghost boundaries
	267	!
[1011]	268	! 1010 2012-09-20 07:59:54Z raasch
	269	! cpp switch __nopointer added for pointer free version
	270	!
[1004]	271	! 1003 2012-09-14 14:35:53Z raasch
	272	! nxra,nyna, nzta replaced ny nxr, nyn, nzt
	273	!
[1002]	274	! 1001 2012-09-13 14:08:46Z raasch
	275	! all actions concerning leapfrog scheme removed
	276	!
[997]	277	! 996 2012-09-07 10:41:47Z raasch
	278	! little reformatting
	279	!
[979]	280	! 978 2012-08-09 08:28:32Z fricke
[978]	281	! outflow damping layer removed
	282	! roughness length for scalar quantites z0h added
	283	! damping zone for the potential temperatur in case of non-cyclic lateral
	284	! boundaries added
	285	! initialization of ptdf_x, ptdf_y
	286	! initialization of c_u_m, c_u_m_l, c_v_m, c_v_m_l, c_w_m, c_w_m_l
[708]	287	!
[850]	288	! 849 2012-03-15 10:35:09Z raasch
	289	! init_particles renamed lpm_init
	290	!
[826]	291	! 825 2012-02-19 03:03:44Z raasch
	292	! wang_collision_kernel renamed wang_kernel
	293	!
[1]	294	! Revision 1.1 1998/03/09 16:22:22 raasch
	295	! Initial revision
	296	!
	297	!
	298	! Description:
	299	! ------------
[1682]	300	!> Allocation of arrays and initialization of the 3D model via
	301	!> a) pre-run the 1D model
	302	!> or
	303	!> b) pre-set constant linear profiles
	304	!> or
	305	!> c) read values of a previous run
[1]	306	!------------------------------------------------------------------------------!
[1682]	307	SUBROUTINE init_3d_model
	308
[1]	309
[667]	310	USE advec_ws
[1320]	311
[1]	312	USE arrays_3d
[1849]	313
[1320]	314	USE constants, &
	315	ONLY: pi
	316
[1]	317	USE control_parameters
[1320]	318
[1957]	319	USE flight_mod, &
	320	ONLY: flight_init
	321
[1320]	322	USE grid_variables, &
	323	ONLY: dx, dy
	324
[1]	325	USE indices
[1359]	326
[1429]	327	USE lpm_init_mod, &
[1359]	328	ONLY: lpm_init
[1320]	329
	330	USE kinds
[1496]	331
	332	USE land_surface_model_mod, &
[1817]	333	ONLY: lsm_init, lsm_init_arrays, land_surface
[1496]	334
[1241]	335	USE ls_forcing_mod
[1849]	336
	337	USE microphysics_mod, &
	338	ONLY: collision_turbulence, microphysics_init
	339
[1320]	340	USE model_1d, &
	341	ONLY: e1d, kh1d, km1d, l1d, rif1d, u1d, us1d, usws1d, v1d, vsws1d
	342
[1783]	343	USE netcdf_interface, &
	344	ONLY: dots_max, dots_num
[1320]	345
	346	USE particle_attributes, &
	347	ONLY: particle_advection, use_sgs_for_particles, wang_kernel
	348
[1]	349	USE pegrid
[1320]	350
[1484]	351	USE plant_canopy_model_mod, &
[1826]	352	ONLY: pcm_init, plant_canopy
[1496]	353
	354	USE radiation_model_mod, &
[1826]	355	ONLY: radiation_init, radiation
[1484]	356
[1320]	357	USE random_function_mod
	358
[1400]	359	USE random_generator_parallel, &
	360	ONLY: random_number_parallel, random_seed_parallel, random_dummy, &
	361	id_random_array, seq_random_array
	362
[1320]	363	USE statistics, &
[1738]	364	ONLY: hom, hom_sum, mean_surface_level_height, pr_palm, rmask, &
[1833]	365	statistic_regions, sums, sums_divnew_l, sums_divold_l, sums_l, &
	366	sums_l_l, sums_up_fraction_l, sums_wsts_bc_l, ts_value, &
	367	weight_pres, weight_substep
[1691]	368
	369	USE surface_layer_fluxes_mod, &
	370	ONLY: init_surface_layer_fluxes
	371
[2007]	372	USE transpose_indices
[1]	373
[2007]	374	USE urban_surface_mod, &
[2011]	375	ONLY: usm_init_urban_surface
[2007]	376
[1914]	377	USE wind_turbine_model_mod, &
	378	ONLY: wtm_init, wtm_init_arrays, wind_turbine
	379
[1]	380	IMPLICIT NONE
	381
[1682]	382	INTEGER(iwp) :: i !<
	383	INTEGER(iwp) :: ind_array(1) !<
	384	INTEGER(iwp) :: j !<
	385	INTEGER(iwp) :: k !<
	386	INTEGER(iwp) :: sr !<
[1]	387
[1682]	388	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: ngp_2dh_l !<
[1]	389
[1682]	390	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l !<
	391	INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_s_inner_l !<
[1]	392
[1764]	393	REAL(wp), DIMENSION(1:3) :: volume_flow_area_l !<
	394	REAL(wp), DIMENSION(1:3) :: volume_flow_initial_l !<
[1]	395
[1738]	396	REAL(wp), DIMENSION(:), ALLOCATABLE :: mean_surface_level_height_l !<
[1682]	397	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_l !<
	398	REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_tmp !<
[1]	399
[485]	400
[1402]	401	CALL location_message( 'allocating arrays', .FALSE. )
[1]	402	!
	403	!-- Allocate arrays
[1788]	404	ALLOCATE( mean_surface_level_height(0:statistic_regions), &
	405	mean_surface_level_height_l(0:statistic_regions), &
	406	ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), &
	407	ngp_3d(0:statistic_regions), &
	408	ngp_3d_inner(0:statistic_regions), &
	409	ngp_3d_inner_l(0:statistic_regions), &
	410	ngp_3d_inner_tmp(0:statistic_regions), &
	411	sums_divnew_l(0:statistic_regions), &
[1]	412	sums_divold_l(0:statistic_regions) )
[1195]	413	ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt) )
[1788]	414	ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), &
	415	ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), &
	416	ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), &
	417	ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), &
	418	rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions), &
	419	sums(nzb:nzt+1,pr_palm+max_pr_user), &
	420	sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), &
	421	sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), &
	422	sums_up_fraction_l(10,3,0:statistic_regions), &
	423	sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), &
[394]	424	ts_value(dots_max,0:statistic_regions) )
[978]	425	ALLOCATE( ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng) )
[1]	426
[1788]	427	ALLOCATE( ol(nysg:nyng,nxlg:nxrg), shf(nysg:nyng,nxlg:nxrg), &
	428	ts(nysg:nyng,nxlg:nxrg), tswst(nysg:nyng,nxlg:nxrg), &
	429	us(nysg:nyng,nxlg:nxrg), usws(nysg:nyng,nxlg:nxrg), &
	430	uswst(nysg:nyng,nxlg:nxrg), vsws(nysg:nyng,nxlg:nxrg), &
	431	vswst(nysg:nyng,nxlg:nxrg), z0(nysg:nyng,nxlg:nxrg), &
	432	z0h(nysg:nyng,nxlg:nxrg), z0q(nysg:nyng,nxlg:nxrg) )
[1]	433
[1788]	434	ALLOCATE( d(nzb+1:nzt,nys:nyn,nxl:nxr), &
	435	kh(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	436	km(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	437	p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	438	tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	439
	440	#if defined( __nopointer )
[1788]	441	ALLOCATE( e(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	442	e_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	443	pt(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	444	pt_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	445	u(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	446	u_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	447	v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	448	v_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	449	w(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	450	w_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	451	te_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	452	tpt_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	453	tu_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	454	tv_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	455	tw_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	456	#else
[1788]	457	ALLOCATE( e_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	458	e_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	459	e_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	460	pt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	461	pt_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	462	u_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	463	u_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	464	u_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	465	v_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	466	v_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	467	v_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	468	w_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	469	w_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	470	w_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1788]	471	IF ( .NOT. neutral ) THEN
[1032]	472	ALLOCATE( pt_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	473	ENDIF
[1010]	474	#endif
	475
[673]	476	!
[707]	477	!-- Following array is required for perturbation pressure within the iterative
	478	!-- pressure solvers. For the multistep schemes (Runge-Kutta), array p holds
	479	!-- the weighted average of the substeps and cannot be used in the Poisson
	480	!-- solver.
	481	IF ( psolver == 'sor' ) THEN
	482	ALLOCATE( p_loc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1575]	483	ELSEIF ( psolver(1:9) == 'multigrid' ) THEN
[707]	484	!
	485	!-- For performance reasons, multigrid is using one ghost layer only
	486	ALLOCATE( p_loc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) )
[673]	487	ENDIF
[1]	488
[1111]	489	!
	490	!-- Array for storing constant coeffficients of the tridiagonal solver
	491	IF ( psolver == 'poisfft' ) THEN
[1212]	492	ALLOCATE( tri(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1,2) )
[1111]	493	ALLOCATE( tric(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1) )
	494	ENDIF
	495
[1960]	496	IF ( humidity ) THEN
[1]	497	!
[1960]	498	!-- 2D-humidity
[1788]	499	ALLOCATE ( qs(nysg:nyng,nxlg:nxrg), &
	500	qsws(nysg:nyng,nxlg:nxrg), &
[1001]	501	qswst(nysg:nyng,nxlg:nxrg) )
[1]	502
	503	!
[1960]	504	!-- 3D-humidity
[1010]	505	#if defined( __nopointer )
[1788]	506	ALLOCATE( q(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	507	q_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	508	tq_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	509	#else
[1788]	510	ALLOCATE( q_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	511	q_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	512	q_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	513	#endif
[1]	514
	515	!
[1960]	516	!-- 3D-arrays needed for humidity
[75]	517	IF ( humidity ) THEN
[1010]	518	#if defined( __nopointer )
	519	ALLOCATE( vpt(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	520	#else
[667]	521	ALLOCATE( vpt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	522	#endif
[1]	523
[1788]	524	IF ( cloud_physics ) THEN
[1053]	525
[1]	526	!
	527	!-- Liquid water content
[1010]	528	#if defined( __nopointer )
	529	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	530	#else
[667]	531	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1010]	532	#endif
[72]	533	!
	534	!-- Precipitation amount and rate (only needed if output is switched)
[1788]	535	ALLOCATE( precipitation_amount(nysg:nyng,nxlg:nxrg), &
[667]	536	precipitation_rate(nysg:nyng,nxlg:nxrg) )
[1053]	537
	538	!
[1822]	539	!-- 3D-cloud water content
[1053]	540	#if defined( __nopointer )
[1822]	541	ALLOCATE( qc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	542	#else
[1822]	543	ALLOCATE( qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1053]	544	#endif
[1822]	545	!
	546	!-- 3d-precipitation rate
	547	ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	548
[1822]	549	IF ( microphysics_seifert ) THEN
[1053]	550	!
[1822]	551	!-- 2D-rain water content and rain drop concentration arrays
	552	ALLOCATE ( qrs(nysg:nyng,nxlg:nxrg), &
	553	qrsws(nysg:nyng,nxlg:nxrg), &
	554	qrswst(nysg:nyng,nxlg:nxrg), &
	555	nrs(nysg:nyng,nxlg:nxrg), &
	556	nrsws(nysg:nyng,nxlg:nxrg), &
	557	nrswst(nysg:nyng,nxlg:nxrg) )
[1115]	558	!
[1822]	559	!-- 3D-rain water content, rain drop concentration arrays
[1115]	560	#if defined( __nopointer )
[1822]	561	ALLOCATE( nr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	562	nr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	563	qr(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	564	qr_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	565	tnr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	566	tqr_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	567	#else
[1822]	568	ALLOCATE( nr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	569	nr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	570	nr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	571	qr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	572	qr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	573	qr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1115]	574	#endif
[1822]	575	ENDIF
[1053]	576
[1]	577	ENDIF
	578
	579	IF ( cloud_droplets ) THEN
	580	!
[1010]	581	!-- Liquid water content, change in liquid water content
	582	#if defined( __nopointer )
[1788]	583	ALLOCATE ( ql(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	584	ql_c(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	585	#else
[1788]	586	ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	587	ql_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	588	#endif
	589	!
	590	!-- Real volume of particles (with weighting), volume of particles
[1788]	591	ALLOCATE ( ql_v(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	592	ql_vp(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	593	ENDIF
	594
	595	ENDIF
	596
	597	ENDIF
[1960]	598
	599
	600	IF ( passive_scalar ) THEN
	601	!
	602	!-- 2D-scalar arrays
	603	ALLOCATE ( ss(nysg:nyng,nxlg:nxrg), &
	604	ssws(nysg:nyng,nxlg:nxrg), &
	605	sswst(nysg:nyng,nxlg:nxrg) )
[1]	606
[1960]	607	!
	608	!-- 3D scalar arrays
	609	#if defined( __nopointer )
	610	ALLOCATE( s(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	611	s_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	612	ts_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	613	#else
	614	ALLOCATE( s_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	615	s_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	616	s_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	617	#endif
	618	ENDIF
	619
[94]	620	IF ( ocean ) THEN
[1788]	621	ALLOCATE( saswsb(nysg:nyng,nxlg:nxrg), &
[1001]	622	saswst(nysg:nyng,nxlg:nxrg) )
[1010]	623	#if defined( __nopointer )
[1788]	624	ALLOCATE( prho(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[2031]	625	rho_ocean(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1788]	626	sa(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	627	sa_p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[1010]	628	tsa_m(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
	629	#else
[1788]	630	ALLOCATE( prho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	631	rho_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	632	sa_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
	633	sa_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), &
[667]	634	sa_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[388]	635	prho => prho_1
[2031]	636	rho_ocean => rho_1 ! routines calc_mean_profile and diffusion_e require
[388]	637	! density to be apointer
[1010]	638	#endif
[108]	639	IF ( humidity_remote ) THEN
[667]	640	ALLOCATE( qswst_remote(nysg:nyng,nxlg:nxrg))
[1340]	641	qswst_remote = 0.0_wp
[108]	642	ENDIF
[94]	643	ENDIF
	644
[1]	645	!
	646	!-- 3D-array for storing the dissipation, needed for calculating the sgs
	647	!-- particle velocities
[1831]	648	IF ( use_sgs_for_particles .OR. wang_kernel .OR. collision_turbulence &
	649	.OR. num_acc_per_node > 0 ) THEN
[1153]	650	ALLOCATE( diss(nzb:nzt+1,nysg:nyng,nxlg:nxrg) )
[1]	651	ENDIF
	652
	653	!
[1299]	654	!-- 1D-array for large scale subsidence velocity
[1361]	655	IF ( .NOT. ALLOCATED( w_subs ) ) THEN
	656	ALLOCATE ( w_subs(nzb:nzt+1) )
	657	w_subs = 0.0_wp
	658	ENDIF
[1299]	659
	660	!
[1400]	661	!-- ID-array and state-space-array for the parallel random number generator
	662	IF ( random_generator == 'random-parallel' ) THEN
	663	ALLOCATE ( seq_random_array(5,nysg:nyng,nxlg:nxrg) )
	664	ALLOCATE ( id_random_array(0:ny,0:nx) )
	665	seq_random_array = 0
	666	id_random_array = 0
	667	ENDIF
	668
	669	!
[51]	670	!-- 4D-array for storing the Rif-values at vertical walls
	671	IF ( topography /= 'flat' ) THEN
[667]	672	ALLOCATE( rif_wall(nzb:nzt+1,nysg:nyng,nxlg:nxrg,1:4) )
[1340]	673	rif_wall = 0.0_wp
[51]	674	ENDIF
	675
	676	!
[106]	677	!-- Arrays to store velocity data from t-dt and the phase speeds which
	678	!-- are needed for radiation boundary conditions
[73]	679	IF ( outflow_l ) THEN
[1788]	680	ALLOCATE( u_m_l(nzb:nzt+1,nysg:nyng,1:2), &
	681	v_m_l(nzb:nzt+1,nysg:nyng,0:1), &
[667]	682	w_m_l(nzb:nzt+1,nysg:nyng,0:1) )
[73]	683	ENDIF
	684	IF ( outflow_r ) THEN
[1788]	685	ALLOCATE( u_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
	686	v_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), &
[667]	687	w_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx) )
[73]	688	ENDIF
[106]	689	IF ( outflow_l .OR. outflow_r ) THEN
[1788]	690	ALLOCATE( c_u(nzb:nzt+1,nysg:nyng), c_v(nzb:nzt+1,nysg:nyng), &
[667]	691	c_w(nzb:nzt+1,nysg:nyng) )
[106]	692	ENDIF
[73]	693	IF ( outflow_s ) THEN
[1788]	694	ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxlg:nxrg), &
	695	v_m_s(nzb:nzt+1,1:2,nxlg:nxrg), &
[667]	696	w_m_s(nzb:nzt+1,0:1,nxlg:nxrg) )
[73]	697	ENDIF
	698	IF ( outflow_n ) THEN
[1788]	699	ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
	700	v_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), &
[667]	701	w_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg) )
[73]	702	ENDIF
[106]	703	IF ( outflow_s .OR. outflow_n ) THEN
[1788]	704	ALLOCATE( c_u(nzb:nzt+1,nxlg:nxrg), c_v(nzb:nzt+1,nxlg:nxrg), &
[667]	705	c_w(nzb:nzt+1,nxlg:nxrg) )
[106]	706	ENDIF
[996]	707	IF ( outflow_l .OR. outflow_r .OR. outflow_s .OR. outflow_n ) THEN
[978]	708	ALLOCATE( c_u_m_l(nzb:nzt+1), c_v_m_l(nzb:nzt+1), c_w_m_l(nzb:nzt+1) )
	709	ALLOCATE( c_u_m(nzb:nzt+1), c_v_m(nzb:nzt+1), c_w_m(nzb:nzt+1) )
	710	ENDIF
[73]	711
[978]	712
[1010]	713	#if ! defined( __nopointer )
[73]	714	!
[1]	715	!-- Initial assignment of the pointers
[1001]	716	e => e_1; e_p => e_2; te_m => e_3
[1032]	717	IF ( .NOT. neutral ) THEN
	718	pt => pt_1; pt_p => pt_2; tpt_m => pt_3
	719	ELSE
	720	pt => pt_1; pt_p => pt_1; tpt_m => pt_3
	721	ENDIF
[1001]	722	u => u_1; u_p => u_2; tu_m => u_3
	723	v => v_1; v_p => v_2; tv_m => v_3
	724	w => w_1; w_p => w_2; tw_m => w_3
[1]	725
[1960]	726	IF ( humidity ) THEN
[1001]	727	q => q_1; q_p => q_2; tq_m => q_3
[1053]	728	IF ( humidity ) THEN
	729	vpt => vpt_1
	730	IF ( cloud_physics ) THEN
	731	ql => ql_1
[1822]	732	qc => qc_1
	733	IF ( microphysics_seifert ) THEN
	734	qr => qr_1; qr_p => qr_2; tqr_m => qr_3
	735	nr => nr_1; nr_p => nr_2; tnr_m => nr_3
[1053]	736	ENDIF
	737	ENDIF
	738	ENDIF
[1001]	739	IF ( cloud_droplets ) THEN
	740	ql => ql_1
	741	ql_c => ql_2
[1]	742	ENDIF
[1001]	743	ENDIF
[1960]	744
	745	IF ( passive_scalar ) THEN
	746	s => s_1; s_p => s_2; ts_m => s_3
	747	ENDIF
[1]	748
[1001]	749	IF ( ocean ) THEN
	750	sa => sa_1; sa_p => sa_2; tsa_m => sa_3
	751	ENDIF
[1010]	752	#endif
[1]	753
	754	!
[1551]	755	!-- Allocate land surface model arrays
	756	IF ( land_surface ) THEN
[1817]	757	CALL lsm_init_arrays
[1551]	758	ENDIF
	759
	760	!
[1914]	761	!-- Allocate wind turbine model arrays
	762	IF ( wind_turbine ) THEN
	763	CALL wtm_init_arrays
	764	ENDIF
[1957]	765
	766	!
	767	!-- Initialize virtual flight measurements
	768	IF ( virtual_flight ) THEN
	769	CALL flight_init
	770	ENDIF
[1914]	771
	772	!
[709]	773	!-- Allocate arrays containing the RK coefficient for calculation of
	774	!-- perturbation pressure and turbulent fluxes. At this point values are
	775	!-- set for pressure calculation during initialization (where no timestep
	776	!-- is done). Further below the values needed within the timestep scheme
	777	!-- will be set.
[1788]	778	ALLOCATE( weight_substep(1:intermediate_timestep_count_max), &
[1878]	779	weight_pres(1:intermediate_timestep_count_max) )
[1340]	780	weight_substep = 1.0_wp
	781	weight_pres = 1.0_wp
[1918]	782	intermediate_timestep_count = 0 ! needed when simulated_time = 0.0
[673]	783
[1402]	784	CALL location_message( 'finished', .TRUE. )
[1918]	785
[673]	786	!
[1918]	787	!-- Initialize local summation arrays for routine flow_statistics.
	788	!-- This is necessary because they may not yet have been initialized when they
	789	!-- are called from flow_statistics (or - depending on the chosen model run -
	790	!-- are never initialized)
	791	sums_divnew_l = 0.0_wp
	792	sums_divold_l = 0.0_wp
	793	sums_l_l = 0.0_wp
	794	sums_up_fraction_l = 0.0_wp
	795	sums_wsts_bc_l = 0.0_wp
	796
	797
	798	!
[1]	799	!-- Initialize model variables
[1788]	800	IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[328]	801	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
[1]	802	!
	803	!-- First model run of a possible job queue.
	804	!-- Initial profiles of the variables must be computes.
	805	IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN
[1384]	806
[1402]	807	CALL location_message( 'initializing with 1D model profiles', .FALSE. )
[1]	808	!
	809	!-- Use solutions of the 1D model as initial profiles,
	810	!-- start 1D model
	811	CALL init_1d_model
	812	!
	813	!-- Transfer initial profiles to the arrays of the 3D model
[667]	814	DO i = nxlg, nxrg
	815	DO j = nysg, nyng
[1]	816	e(:,j,i) = e1d
	817	kh(:,j,i) = kh1d
	818	km(:,j,i) = km1d
	819	pt(:,j,i) = pt_init
	820	u(:,j,i) = u1d
	821	v(:,j,i) = v1d
	822	ENDDO
	823	ENDDO
	824
[1960]	825	IF ( humidity ) THEN
[667]	826	DO i = nxlg, nxrg
	827	DO j = nysg, nyng
[1]	828	q(:,j,i) = q_init
	829	ENDDO
	830	ENDDO
[1822]	831	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	832	DO i = nxlg, nxrg
	833	DO j = nysg, nyng
[1340]	834	qr(:,j,i) = 0.0_wp
	835	nr(:,j,i) = 0.0_wp
[1053]	836	ENDDO
	837	ENDDO
[1115]	838
[1053]	839	ENDIF
[1]	840	ENDIF
[1960]	841	IF ( passive_scalar ) THEN
	842	DO i = nxlg, nxrg
	843	DO j = nysg, nyng
	844	s(:,j,i) = s_init
	845	ENDDO
	846	ENDDO
	847	ENDIF
[1]	848
	849	IF ( .NOT. constant_diffusion ) THEN
[667]	850	DO i = nxlg, nxrg
	851	DO j = nysg, nyng
[1]	852	e(:,j,i) = e1d
	853	ENDDO
	854	ENDDO
	855	!
	856	!-- Store initial profiles for output purposes etc.
	857	hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 )
	858
[1691]	859	IF ( constant_flux_layer ) THEN
[1707]	860	ol = ( zu(nzb+1) - zw(nzb) ) / ( rif1d(nzb+1) + 1.0E-20_wp )
[1340]	861	ts = 0.0_wp ! could actually be computed more accurately in the
	862	! 1D model. Update when opportunity arises.
[1]	863	us = us1d
	864	usws = usws1d
	865	vsws = vsws1d
	866	ELSE
[1340]	867	ts = 0.0_wp ! must be set, because used in
[1691]	868	ol = ( zu(nzb+1) - zw(nzb) ) / zeta_min ! flowste
[1340]	869	us = 0.0_wp
	870	usws = 0.0_wp
	871	vsws = 0.0_wp
[1]	872	ENDIF
	873
	874	ELSE
[1340]	875	e = 0.0_wp ! must be set, because used in
[1691]	876	ol = ( zu(nzb+1) - zw(nzb) ) / zeta_min ! flowste
[1340]	877	ts = 0.0_wp
	878	us = 0.0_wp
	879	usws = 0.0_wp
	880	vsws = 0.0_wp
[1]	881	ENDIF
[102]	882	uswst = top_momentumflux_u
	883	vswst = top_momentumflux_v
[1]	884
	885	!
	886	!-- In every case qs = 0.0 (see also pt)
	887	!-- This could actually be computed more accurately in the 1D model.
	888	!-- Update when opportunity arises!
[1960]	889	IF ( humidity ) THEN
[1340]	890	qs = 0.0_wp
[1822]	891	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	892	qrs = 0.0_wp
	893	nrs = 0.0_wp
[1053]	894	ENDIF
	895	ENDIF
[1960]	896	!
	897	!-- Initialize scaling parameter for passive scalar
	898	IF ( passive_scalar ) ss = 0.0_wp
[1]	899
	900	!
[1762]	901	!-- Inside buildings set velocities back to zero
[1]	902	IF ( topography /= 'flat' ) THEN
[1762]	903	DO i = nxlg, nxrg
	904	DO j = nysg, nyng
[1340]	905	u(nzb:nzb_u_inner(j,i),j,i) = 0.0_wp
	906	v(nzb:nzb_v_inner(j,i),j,i) = 0.0_wp
[1]	907	ENDDO
	908	ENDDO
[667]	909
[1]	910	!
	911	!-- WARNING: The extra boundary conditions set after running the
	912	!-- ------- 1D model impose an error on the divergence one layer
	913	!-- below the topography; need to correct later
	914	!-- ATTENTION: Provisional correction for Piacsek & Williams
	915	!-- --------- advection scheme: keep u and v zero one layer below
	916	!-- the topography.
[667]	917	IF ( ibc_uv_b == 1 ) THEN
	918	!
[1]	919	!-- Neumann condition
	920	DO i = nxl-1, nxr+1
	921	DO j = nys-1, nyn+1
	922	IF ( nzb_u_inner(j,i) == 0 ) u(0,j,i) = u(1,j,i)
	923	IF ( nzb_v_inner(j,i) == 0 ) v(0,j,i) = v(1,j,i)
	924	ENDDO
	925	ENDDO
	926
	927	ENDIF
	928
	929	ENDIF
	930
[1402]	931	CALL location_message( 'finished', .TRUE. )
[1384]	932
[1788]	933	ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) &
[1]	934	THEN
[1241]	935
[1402]	936	CALL location_message( 'initializing with constant profiles', .FALSE. )
[1]	937	!
[1241]	938	!-- Overwrite initial profiles in case of nudging
[1788]	939	IF ( nudging ) THEN
[1241]	940	pt_init = ptnudge(:,1)
	941	u_init = unudge(:,1)
	942	v_init = vnudge(:,1)
[1960]	943	IF ( humidity ) THEN ! is passive_scalar correct???
[1241]	944	q_init = qnudge(:,1)
	945	ENDIF
	946
[1788]	947	WRITE( message_string, * ) 'Initial profiles of u, v and ', &
[1241]	948	'scalars from NUDGING_DATA are used.'
	949	CALL message( 'init_3d_model', 'PA0370', 0, 0, 0, 6, 0 )
	950	ENDIF
	951
	952	!
[1]	953	!-- Use constructed initial profiles (velocity constant with height,
	954	!-- temperature profile with constant gradient)
[667]	955	DO i = nxlg, nxrg
	956	DO j = nysg, nyng
[1]	957	pt(:,j,i) = pt_init
	958	u(:,j,i) = u_init
	959	v(:,j,i) = v_init
	960	ENDDO
	961	ENDDO
[75]	962
[1]	963	!
[292]	964	!-- Set initial horizontal velocities at the lowest computational grid
	965	!-- levels to zero in order to avoid too small time steps caused by the
	966	!-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs
[1815]	967	!-- in the limiting formula!).
	968	IF ( ibc_uv_b /= 1 ) THEN
	969	DO i = nxlg, nxrg
	970	DO j = nysg, nyng
	971	u(nzb:nzb_u_inner(j,i)+1,j,i) = 0.0_wp
	972	v(nzb:nzb_v_inner(j,i)+1,j,i) = 0.0_wp
	973	ENDDO
	974	ENDDO
	975	ENDIF
[1]	976
[1960]	977	IF ( humidity ) THEN
[667]	978	DO i = nxlg, nxrg
	979	DO j = nysg, nyng
[1]	980	q(:,j,i) = q_init
	981	ENDDO
	982	ENDDO
[1822]	983	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1115]	984
[1822]	985	DO i = nxlg, nxrg
	986	DO j = nysg, nyng
	987	qr(:,j,i) = 0.0_wp
	988	nr(:,j,i) = 0.0_wp
[1053]	989	ENDDO
[1822]	990	ENDDO
[1115]	991
[1053]	992	ENDIF
[1]	993	ENDIF
[1960]	994
	995	IF ( passive_scalar ) THEN
	996	DO i = nxlg, nxrg
	997	DO j = nysg, nyng
	998	s(:,j,i) = s_init
	999	ENDDO
	1000	ENDDO
	1001	ENDIF
[1]	1002
[94]	1003	IF ( ocean ) THEN
[667]	1004	DO i = nxlg, nxrg
	1005	DO j = nysg, nyng
[94]	1006	sa(:,j,i) = sa_init
	1007	ENDDO
	1008	ENDDO
	1009	ENDIF
[1]	1010
	1011	IF ( constant_diffusion ) THEN
	1012	km = km_constant
	1013	kh = km / prandtl_number
[1340]	1014	e = 0.0_wp
	1015	ELSEIF ( e_init > 0.0_wp ) THEN
[108]	1016	DO k = nzb+1, nzt
[1340]	1017	km(k,:,:) = 0.1_wp * l_grid(k) * SQRT( e_init )
[108]	1018	ENDDO
	1019	km(nzb,:,:) = km(nzb+1,:,:)
	1020	km(nzt+1,:,:) = km(nzt,:,:)
	1021	kh = km / prandtl_number
	1022	e = e_init
[1]	1023	ELSE
[108]	1024	IF ( .NOT. ocean ) THEN
[1340]	1025	kh = 0.01_wp ! there must exist an initial diffusion, because
	1026	km = 0.01_wp ! otherwise no TKE would be produced by the
[108]	1027	! production terms, as long as not yet
	1028	! e = (u/cm)*2 at k=nzb+1
	1029	ELSE
[1340]	1030	kh = 0.00001_wp
	1031	km = 0.00001_wp
[108]	1032	ENDIF
[1340]	1033	e = 0.0_wp
[1]	1034	ENDIF
[1691]	1035	ol = ( zu(nzb+1) - zw(nzb) ) / zeta_min
[1340]	1036	ts = 0.0_wp
[1920]	1037	!
	1038	!-- Very small number is required for calculation of Obukhov length
	1039	!-- at first timestep
	1040	us = 1E-30_wp
[1340]	1041	usws = 0.0_wp
[102]	1042	uswst = top_momentumflux_u
[1340]	1043	vsws = 0.0_wp
[102]	1044	vswst = top_momentumflux_v
[1960]	1045	IF ( humidity ) qs = 0.0_wp
	1046	IF ( passive_scalar ) ss = 0.0_wp
[1]	1047
	1048	!
	1049	!-- Compute initial temperature field and other constants used in case
	1050	!-- of a sloping surface
	1051	IF ( sloping_surface ) CALL init_slope
	1052
[1402]	1053	CALL location_message( 'finished', .TRUE. )
[1384]	1054
[1788]	1055	ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) &
[46]	1056	THEN
[1384]	1057
[1402]	1058	CALL location_message( 'initializing by user', .FALSE. )
[46]	1059	!
	1060	!-- Initialization will completely be done by the user
	1061	CALL user_init_3d_model
	1062
[1402]	1063	CALL location_message( 'finished', .TRUE. )
[1384]	1064
[1]	1065	ENDIF
[1384]	1066
[1402]	1067	CALL location_message( 'initializing statistics, boundary conditions, etc.', &
	1068	.FALSE. )
[1384]	1069
[667]	1070	!
	1071	!-- Bottom boundary
	1072	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2 ) THEN
[1340]	1073	u(nzb,:,:) = 0.0_wp
	1074	v(nzb,:,:) = 0.0_wp
[667]	1075	ENDIF
[1]	1076
	1077	!
[151]	1078	!-- Apply channel flow boundary condition
[132]	1079	IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN
[1340]	1080	u(nzt+1,:,:) = 0.0_wp
	1081	v(nzt+1,:,:) = 0.0_wp
[132]	1082	ENDIF
	1083
	1084	!
[1]	1085	!-- Calculate virtual potential temperature
[1960]	1086	IF ( humidity ) vpt = pt * ( 1.0_wp + 0.61_wp * q )
[1]	1087
	1088	!
	1089	!-- Store initial profiles for output purposes etc.
	1090	hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 )
	1091	hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 )
[667]	1092	IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2) THEN
[1340]	1093	hom(nzb,1,5,:) = 0.0_wp
	1094	hom(nzb,1,6,:) = 0.0_wp
[1]	1095	ENDIF
	1096	hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1097	hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 )
	1098	hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 )
	1099
[97]	1100	IF ( ocean ) THEN
	1101	!
	1102	!-- Store initial salinity profile
	1103	hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 )
	1104	ENDIF
[1]	1105
[75]	1106	IF ( humidity ) THEN
[1]	1107	!
	1108	!-- Store initial profile of total water content, virtual potential
	1109	!-- temperature
	1110	hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1111	hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 )
	1112	IF ( cloud_physics .OR. cloud_droplets ) THEN
	1113	!
	1114	!-- Store initial profile of specific humidity and potential
	1115	!-- temperature
	1116	hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 )
	1117	hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 )
	1118	ENDIF
	1119	ENDIF
	1120
	1121	IF ( passive_scalar ) THEN
	1122	!
	1123	!-- Store initial scalar profile
[1960]	1124	hom(:,1,115,:) = SPREAD( s(:,nys,nxl), 2, statistic_regions+1 )
[1]	1125	ENDIF
	1126
	1127	!
[1400]	1128	!-- Initialize the random number generators (from numerical recipes)
	1129	CALL random_function_ini
[1429]	1130
[1400]	1131	IF ( random_generator == 'random-parallel' ) THEN
[1429]	1132	!-- Asigning an ID to every vertical gridpoint column
	1133	!-- dependig on the ensemble run number.
	1134	random_dummy=1
[1400]	1135	DO j=0,ny
	1136	DO i=0,nx
[1788]	1137	id_random_array(j,i) = random_dummy + 1E6 &
	1138	* ( ensemble_member_nr - 1000 )
[1429]	1139	random_dummy = random_dummy + 1
[1400]	1140	END DO
	1141	ENDDO
[1429]	1142	!-- Initializing with random_seed_parallel for every vertical
	1143	!-- gridpoint column.
	1144	random_dummy=0
[1400]	1145	DO j = nysg, nyng
	1146	DO i = nxlg, nxrg
	1147	CALL random_seed_parallel (random_sequence=id_random_array(j, i))
	1148	CALL random_number_parallel (random_dummy)
	1149	CALL random_seed_parallel (get=seq_random_array(:, j, i))
	1150	END DO
	1151	ENDDO
	1152	ENDIF
	1153
	1154	!
[19]	1155	!-- Initialize fluxes at bottom surface
[1]	1156	IF ( use_surface_fluxes ) THEN
	1157
	1158	IF ( constant_heatflux ) THEN
	1159	!
	1160	!-- Heat flux is prescribed
	1161	IF ( random_heatflux ) THEN
	1162	CALL disturb_heatflux
	1163	ELSE
	1164	shf = surface_heatflux
	1165	!
[1241]	1166	!-- Initialize shf with data from external file LSF_DATA
[1788]	1167	IF ( large_scale_forcing .AND. lsf_surf ) THEN
[1241]	1168	CALL ls_forcing_surf ( simulated_time )
	1169	ENDIF
	1170
	1171	!
[1]	1172	!-- Over topography surface_heatflux is replaced by wall_heatflux(0)
	1173	IF ( TRIM( topography ) /= 'flat' ) THEN
[667]	1174	DO i = nxlg, nxrg
	1175	DO j = nysg, nyng
[1]	1176	IF ( nzb_s_inner(j,i) /= 0 ) THEN
	1177	shf(j,i) = wall_heatflux(0)
	1178	ENDIF
	1179	ENDDO
	1180	ENDDO
	1181	ENDIF
	1182	ENDIF
	1183	ENDIF
	1184
	1185	!
	1186	!-- Determine the near-surface water flux
[1960]	1187	IF ( humidity ) THEN
[1822]	1188	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1189	qrsws = 0.0_wp
	1190	nrsws = 0.0_wp
[1053]	1191	ENDIF
[1]	1192	IF ( constant_waterflux ) THEN
	1193	qsws = surface_waterflux
[407]	1194	!
	1195	!-- Over topography surface_waterflux is replaced by
	1196	!-- wall_humidityflux(0)
	1197	IF ( TRIM( topography ) /= 'flat' ) THEN
	1198	wall_qflux = wall_humidityflux
[667]	1199	DO i = nxlg, nxrg
	1200	DO j = nysg, nyng
[407]	1201	IF ( nzb_s_inner(j,i) /= 0 ) THEN
	1202	qsws(j,i) = wall_qflux(0)
	1203	ENDIF
	1204	ENDDO
	1205	ENDDO
	1206	ENDIF
[1]	1207	ENDIF
	1208	ENDIF
[1960]	1209	!
	1210	!-- Initialize the near-surface scalar flux
	1211	IF ( passive_scalar ) THEN
	1212	IF ( constant_scalarflux ) THEN
	1213	ssws = surface_scalarflux
	1214	!
	1215	!-- Over topography surface_scalarflux is replaced by
	1216	!-- wall_scalarflux(0)
	1217	IF ( TRIM( topography ) /= 'flat' ) THEN
	1218	wall_sflux = wall_scalarflux
	1219	DO i = nxlg, nxrg
	1220	DO j = nysg, nyng
	1221	IF ( nzb_s_inner(j,i) /= 0 ) ssws(j,i) = wall_sflux(0)
	1222	ENDDO
	1223	ENDDO
	1224	ENDIF
	1225	ENDIF
[1992]	1226	ENDIF
	1227	!
	1228	!-- Initialize near-surface salinity flux
	1229	IF ( ocean ) saswsb = bottom_salinityflux
[1]	1230
	1231	ENDIF
	1232
	1233	!
[19]	1234	!-- Initialize fluxes at top surface
[94]	1235	!-- Currently, only the heatflux and salinity flux can be prescribed.
	1236	!-- The latent flux is zero in this case!
[19]	1237	IF ( use_top_fluxes ) THEN
	1238	!
[1992]	1239	!-- Prescribe to heat flux
	1240	IF ( constant_top_heatflux ) tswst = top_heatflux
	1241	!
	1242	!-- Prescribe zero latent flux at the top
	1243	IF ( humidity ) THEN
	1244	qswst = 0.0_wp
	1245	IF ( cloud_physics .AND. microphysics_seifert ) THEN
	1246	nrswst = 0.0_wp
	1247	qrswst = 0.0_wp
[1053]	1248	ENDIF
[102]	1249	ENDIF
	1250	!
[1992]	1251	!-- Prescribe top scalar flux
	1252	IF ( passive_scalar .AND. constant_top_scalarflux ) &
	1253	sswst = top_scalarflux
	1254	!
	1255	!-- Prescribe top salinity flux
	1256	IF ( ocean .AND. constant_top_salinityflux) &
	1257	saswst = top_salinityflux
	1258	!
[102]	1259	!-- Initialization in case of a coupled model run
	1260	IF ( coupling_mode == 'ocean_to_atmosphere' ) THEN
[1340]	1261	tswst = 0.0_wp
[102]	1262	ENDIF
	1263
[19]	1264	ENDIF
	1265
	1266	!
[1]	1267	!-- Initialize Prandtl layer quantities
[1691]	1268	IF ( constant_flux_layer ) THEN
[1]	1269
	1270	z0 = roughness_length
[978]	1271	z0h = z0h_factor * z0
[1788]	1272	z0q = z0h_factor * z0
[1]	1273
	1274	IF ( .NOT. constant_heatflux ) THEN
	1275	!
	1276	!-- Surface temperature is prescribed. Here the heat flux cannot be
[1691]	1277	!-- simply estimated, because therefore ol, u* and theta* would have
[1]	1278	!-- to be computed by iteration. This is why the heat flux is assumed
	1279	!-- to be zero before the first time step. It approaches its correct
	1280	!-- value in the course of the first few time steps.
[1340]	1281	shf = 0.0_wp
[1]	1282	ENDIF
	1283
[1960]	1284	IF ( humidity ) THEN
[1788]	1285	IF ( .NOT. constant_waterflux ) qsws = 0.0_wp
[1822]	1286	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1287	qrsws = 0.0_wp
	1288	nrsws = 0.0_wp
[1053]	1289	ENDIF
[1]	1290	ENDIF
[1960]	1291	IF ( passive_scalar .AND. .NOT. constant_scalarflux ) ssws = 0.0_wp
[1]	1292
	1293	ENDIF
	1294
[1179]	1295	!
	1296	!-- Set the reference state to be used in the buoyancy terms (for ocean runs
	1297	!-- the reference state will be set (overwritten) in init_ocean)
	1298	IF ( use_single_reference_value ) THEN
[1788]	1299	IF ( .NOT. humidity ) THEN
[1179]	1300	ref_state(:) = pt_reference
	1301	ELSE
	1302	ref_state(:) = vpt_reference
	1303	ENDIF
	1304	ELSE
[1788]	1305	IF ( .NOT. humidity ) THEN
[1179]	1306	ref_state(:) = pt_init(:)
	1307	ELSE
	1308	ref_state(:) = vpt(:,nys,nxl)
	1309	ENDIF
	1310	ENDIF
[152]	1311
	1312	!
[707]	1313	!-- For the moment, vertical velocity is zero
[1340]	1314	w = 0.0_wp
[1]	1315
	1316	!
	1317	!-- Initialize array sums (must be defined in first call of pres)
[1340]	1318	sums = 0.0_wp
[1]	1319
	1320	!
[707]	1321	!-- In case of iterative solvers, p must get an initial value
[1575]	1322	IF ( psolver(1:9) == 'multigrid' .OR. psolver == 'sor' ) p = 0.0_wp
[707]	1323
	1324	!
[72]	1325	!-- Treating cloud physics, liquid water content and precipitation amount
	1326	!-- are zero at beginning of the simulation
	1327	IF ( cloud_physics ) THEN
[1340]	1328	ql = 0.0_wp
[1822]	1329	qc = 0.0_wp
	1330
	1331	precipitation_amount = 0.0_wp
[72]	1332	ENDIF
[673]	1333	!
[1]	1334	!-- Impose vortex with vertical axis on the initial velocity profile
	1335	IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN
	1336	CALL init_rankine
	1337	ENDIF
	1338
	1339	!
	1340	!-- Impose temperature anomaly (advection test only)
	1341	IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN
	1342	CALL init_pt_anomaly
	1343	ENDIF
	1344
	1345	!
	1346	!-- If required, change the surface temperature at the start of the 3D run
[1340]	1347	IF ( pt_surface_initial_change /= 0.0_wp ) THEN
[1]	1348	pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change
	1349	ENDIF
	1350
	1351	!
	1352	!-- If required, change the surface humidity/scalar at the start of the 3D
	1353	!-- run
[1960]	1354	IF ( humidity .AND. q_surface_initial_change /= 0.0_wp ) &
[1]	1355	q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change
[1960]	1356
	1357	IF ( passive_scalar .AND. s_surface_initial_change /= 0.0_wp ) &
	1358	s(nzb,:,:) = s(nzb,:,:) + s_surface_initial_change
	1359
[1]	1360
	1361	!
	1362	!-- Initialize old and new time levels.
[1340]	1363	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]	1364	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
	1365
[1960]	1366	IF ( humidity ) THEN
[1340]	1367	tq_m = 0.0_wp
[1]	1368	q_p = q
[1822]	1369	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1370	tqr_m = 0.0_wp
[1822]	1371	qr_p = qr
[1340]	1372	tnr_m = 0.0_wp
[1822]	1373	nr_p = nr
[1053]	1374	ENDIF
[1]	1375	ENDIF
[1960]	1376
	1377	IF ( passive_scalar ) THEN
	1378	ts_m = 0.0_wp
	1379	s_p = s
	1380	ENDIF
[1]	1381
[94]	1382	IF ( ocean ) THEN
[1340]	1383	tsa_m = 0.0_wp
[94]	1384	sa_p = sa
	1385	ENDIF
[667]	1386
[1402]	1387	CALL location_message( 'finished', .TRUE. )
[94]	1388
[1788]	1389	ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. &
	1390	TRIM( initializing_actions ) == 'cyclic_fill' ) &
[1]	1391	THEN
[1384]	1392
[1402]	1393	CALL location_message( 'initializing in case of restart / cyclic_fill', &
	1394	.FALSE. )
[1]	1395	!
[767]	1396	!-- When reading data for cyclic fill of 3D prerun data files, read
	1397	!-- some of the global variables from the restart file which are required
	1398	!-- for initializing the inflow
[328]	1399	IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
[559]	1400
[759]	1401	DO i = 0, io_blocks-1
	1402	IF ( i == io_group ) THEN
	1403	CALL read_parts_of_var_list
	1404	CALL close_file( 13 )
	1405	ENDIF
	1406	#if defined( __parallel )
	1407	CALL MPI_BARRIER( comm2d, ierr )
	1408	#endif
	1409	ENDDO
[328]	1410
[767]	1411	ENDIF
	1412
[151]	1413	!
[767]	1414	!-- Read binary data from restart file
	1415	DO i = 0, io_blocks-1
	1416	IF ( i == io_group ) THEN
	1417	CALL read_3d_binary
	1418	ENDIF
	1419	#if defined( __parallel )
	1420	CALL MPI_BARRIER( comm2d, ierr )
	1421	#endif
	1422	ENDDO
	1423
[328]	1424	!
[767]	1425	!-- Initialization of the turbulence recycling method
[1788]	1426	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[767]	1427	turbulent_inflow ) THEN
	1428	!
	1429	!-- First store the profiles to be used at the inflow.
	1430	!-- These profiles are the (temporally) and horizontally averaged vertical
	1431	!-- profiles from the prerun. Alternatively, prescribed profiles
	1432	!-- for u,v-components can be used.
[1960]	1433	ALLOCATE( mean_inflow_profiles(nzb:nzt+1,7) )
[151]	1434
[767]	1435	IF ( use_prescribed_profile_data ) THEN
	1436	mean_inflow_profiles(:,1) = u_init ! u
	1437	mean_inflow_profiles(:,2) = v_init ! v
	1438	ELSE
[328]	1439	mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u
	1440	mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v
[767]	1441	ENDIF
	1442	mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt
	1443	mean_inflow_profiles(:,5) = hom_sum(:,8,0) ! e
[1960]	1444	IF ( humidity ) &
	1445	mean_inflow_profiles(:,6) = hom_sum(:,41,0) ! q
	1446	IF ( passive_scalar ) &
	1447	mean_inflow_profiles(:,7) = hom_sum(:,115,0) ! s
[151]	1448
	1449	!
[767]	1450	!-- If necessary, adjust the horizontal flow field to the prescribed
	1451	!-- profiles
	1452	IF ( use_prescribed_profile_data ) THEN
	1453	DO i = nxlg, nxrg
[667]	1454	DO j = nysg, nyng
[328]	1455	DO k = nzb, nzt+1
[767]	1456	u(k,j,i) = u(k,j,i) - hom_sum(k,1,0) + u_init(k)
	1457	v(k,j,i) = v(k,j,i) - hom_sum(k,2,0) + v_init(k)
[328]	1458	ENDDO
[151]	1459	ENDDO
[767]	1460	ENDDO
	1461	ENDIF
[151]	1462
	1463	!
[767]	1464	!-- Use these mean profiles at the inflow (provided that Dirichlet
	1465	!-- conditions are used)
	1466	IF ( inflow_l ) THEN
	1467	DO j = nysg, nyng
	1468	DO k = nzb, nzt+1
	1469	u(k,j,nxlg:-1) = mean_inflow_profiles(k,1)
	1470	v(k,j,nxlg:-1) = mean_inflow_profiles(k,2)
[1340]	1471	w(k,j,nxlg:-1) = 0.0_wp
[767]	1472	pt(k,j,nxlg:-1) = mean_inflow_profiles(k,4)
	1473	e(k,j,nxlg:-1) = mean_inflow_profiles(k,5)
[1960]	1474	IF ( humidity ) &
[1615]	1475	q(k,j,nxlg:-1) = mean_inflow_profiles(k,6)
[1960]	1476	IF ( passive_scalar ) &
	1477	s(k,j,nxlg:-1) = mean_inflow_profiles(k,7)
[767]	1478	ENDDO
	1479	ENDDO
	1480	ENDIF
	1481
[151]	1482	!
[767]	1483	!-- Calculate the damping factors to be used at the inflow. For a
	1484	!-- turbulent inflow the turbulent fluctuations have to be limited
	1485	!-- vertically because otherwise the turbulent inflow layer will grow
	1486	!-- in time.
[1340]	1487	IF ( inflow_damping_height == 9999999.9_wp ) THEN
[767]	1488	!
	1489	!-- Default: use the inversion height calculated by the prerun; if
	1490	!-- this is zero, inflow_damping_height must be explicitly
	1491	!-- specified.
[1340]	1492	IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0_wp ) THEN
[767]	1493	inflow_damping_height = hom_sum(nzb+6,pr_palm,0)
	1494	ELSE
[1788]	1495	WRITE( message_string, * ) 'inflow_damping_height must be ', &
	1496	'explicitly specified because&the inversion height ', &
[767]	1497	'calculated by the prerun is zero.'
	1498	CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 )
[292]	1499	ENDIF
[151]	1500
[767]	1501	ENDIF
	1502
[1340]	1503	IF ( inflow_damping_width == 9999999.9_wp ) THEN
[151]	1504	!
[767]	1505	!-- Default for the transition range: one tenth of the undamped
	1506	!-- layer
[1340]	1507	inflow_damping_width = 0.1_wp * inflow_damping_height
[151]	1508
[767]	1509	ENDIF
[151]	1510
[767]	1511	ALLOCATE( inflow_damping_factor(nzb:nzt+1) )
[151]	1512
[767]	1513	DO k = nzb, nzt+1
[151]	1514
[767]	1515	IF ( zu(k) <= inflow_damping_height ) THEN
[1340]	1516	inflow_damping_factor(k) = 1.0_wp
[996]	1517	ELSEIF ( zu(k) <= ( inflow_damping_height + inflow_damping_width ) ) THEN
[1340]	1518	inflow_damping_factor(k) = 1.0_wp - &
[996]	1519	( zu(k) - inflow_damping_height ) / &
	1520	inflow_damping_width
[767]	1521	ELSE
[1340]	1522	inflow_damping_factor(k) = 0.0_wp
[767]	1523	ENDIF
[151]	1524
[767]	1525	ENDDO
[151]	1526
[147]	1527	ENDIF
	1528
[152]	1529	!
[359]	1530	!-- Inside buildings set velocities and TKE back to zero
[1788]	1531	IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. &
[359]	1532	topography /= 'flat' ) THEN
	1533	!
	1534	!-- Inside buildings set velocities and TKE back to zero.
	1535	!-- Other scalars (pt, q, s, km, kh, p, sa, ...) are ignored at present,
	1536	!-- maybe revise later.
[1001]	1537	DO i = nxlg, nxrg
	1538	DO j = nysg, nyng
[1340]	1539	u (nzb:nzb_u_inner(j,i),j,i) = 0.0_wp
	1540	v (nzb:nzb_v_inner(j,i),j,i) = 0.0_wp
	1541	w (nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1542	e (nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1543	tu_m(nzb:nzb_u_inner(j,i),j,i) = 0.0_wp
	1544	tv_m(nzb:nzb_v_inner(j,i),j,i) = 0.0_wp
	1545	tw_m(nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1546	te_m(nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
	1547	tpt_m(nzb:nzb_w_inner(j,i),j,i) = 0.0_wp
[359]	1548	ENDDO
[1001]	1549	ENDDO
[359]	1550
	1551	ENDIF
	1552
	1553	!
[1]	1554	!-- Calculate initial temperature field and other constants used in case
	1555	!-- of a sloping surface
	1556	IF ( sloping_surface ) CALL init_slope
	1557
	1558	!
	1559	!-- Initialize new time levels (only done in order to set boundary values
	1560	!-- including ghost points)
	1561	e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w
[1960]	1562	IF ( humidity ) THEN
[1053]	1563	q_p = q
[1822]	1564	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1053]	1565	qr_p = qr
	1566	nr_p = nr
	1567	ENDIF
	1568	ENDIF
[1960]	1569	IF ( passive_scalar ) s_p = s
	1570	IF ( ocean ) sa_p = sa
[1]	1571
[181]	1572	!
	1573	!-- Allthough tendency arrays are set in prognostic_equations, they have
	1574	!-- have to be predefined here because they are used (but multiplied with 0)
	1575	!-- there before they are set.
[1340]	1576	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]	1577	IF ( humidity ) THEN
[1340]	1578	tq_m = 0.0_wp
[1822]	1579	IF ( cloud_physics .AND. microphysics_seifert ) THEN
[1340]	1580	tqr_m = 0.0_wp
	1581	tnr_m = 0.0_wp
[1053]	1582	ENDIF
	1583	ENDIF
[1960]	1584	IF ( passive_scalar ) ts_m = 0.0_wp
	1585	IF ( ocean ) tsa_m = 0.0_wp
[181]	1586
[1402]	1587	CALL location_message( 'finished', .TRUE. )
[1384]	1588
[1]	1589	ELSE
	1590	!
	1591	!-- Actually this part of the programm should not be reached
[254]	1592	message_string = 'unknown initializing problem'
	1593	CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 )
[1]	1594	ENDIF
	1595
[151]	1596
	1597	IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
[1]	1598	!
[151]	1599	!-- Initialize old timelevels needed for radiation boundary conditions
	1600	IF ( outflow_l ) THEN
	1601	u_m_l(:,:,:) = u(:,:,1:2)
	1602	v_m_l(:,:,:) = v(:,:,0:1)
	1603	w_m_l(:,:,:) = w(:,:,0:1)
	1604	ENDIF
	1605	IF ( outflow_r ) THEN
	1606	u_m_r(:,:,:) = u(:,:,nx-1:nx)
	1607	v_m_r(:,:,:) = v(:,:,nx-1:nx)
	1608	w_m_r(:,:,:) = w(:,:,nx-1:nx)
	1609	ENDIF
	1610	IF ( outflow_s ) THEN
	1611	u_m_s(:,:,:) = u(:,0:1,:)
	1612	v_m_s(:,:,:) = v(:,1:2,:)
	1613	w_m_s(:,:,:) = w(:,0:1,:)
	1614	ENDIF
	1615	IF ( outflow_n ) THEN
	1616	u_m_n(:,:,:) = u(:,ny-1:ny,:)
	1617	v_m_n(:,:,:) = v(:,ny-1:ny,:)
	1618	w_m_n(:,:,:) = w(:,ny-1:ny,:)
	1619	ENDIF
[667]	1620
[151]	1621	ENDIF
[680]	1622
[667]	1623	!
	1624	!-- Calculate the initial volume flow at the right and north boundary
[709]	1625	IF ( conserve_volume_flow ) THEN
[151]	1626
[767]	1627	IF ( use_prescribed_profile_data ) THEN
[667]	1628
[1340]	1629	volume_flow_initial_l = 0.0_wp
	1630	volume_flow_area_l = 0.0_wp
[732]	1631
[667]	1632	IF ( nxr == nx ) THEN
	1633	DO j = nys, nyn
[1845]	1634	DO k = nzb_u_inner(j,nx)+1, nzt
[1788]	1635	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[767]	1636	u_init(k) * dzw(k)
	1637	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k)
	1638	ENDDO
	1639	ENDDO
	1640	ENDIF
	1641
	1642	IF ( nyn == ny ) THEN
	1643	DO i = nxl, nxr
[1845]	1644	DO k = nzb_v_inner(ny,i)+1, nzt
[767]	1645	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
	1646	v_init(k) * dzw(k)
	1647	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k)
	1648	ENDDO
	1649	ENDDO
	1650	ENDIF
	1651
	1652	#if defined( __parallel )
	1653	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1654	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1655	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1656	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1657
	1658	#else
	1659	volume_flow_initial = volume_flow_initial_l
	1660	volume_flow_area = volume_flow_area_l
	1661	#endif
	1662
	1663	ELSEIF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN
	1664
[1340]	1665	volume_flow_initial_l = 0.0_wp
	1666	volume_flow_area_l = 0.0_wp
[767]	1667
	1668	IF ( nxr == nx ) THEN
	1669	DO j = nys, nyn
[1845]	1670	DO k = nzb_u_inner(j,nx)+1, nzt
[1788]	1671	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[667]	1672	hom_sum(k,1,0) * dzw(k)
	1673	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k)
	1674	ENDDO
	1675	ENDDO
	1676	ENDIF
	1677
	1678	IF ( nyn == ny ) THEN
	1679	DO i = nxl, nxr
[1845]	1680	DO k = nzb_v_inner(ny,i)+1, nzt
[1788]	1681	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[709]	1682	hom_sum(k,2,0) * dzw(k)
[667]	1683	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k)
	1684	ENDDO
	1685	ENDDO
	1686	ENDIF
	1687
[732]	1688	#if defined( __parallel )
	1689	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1690	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1691	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1692	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1693
	1694	#else
	1695	volume_flow_initial = volume_flow_initial_l
	1696	volume_flow_area = volume_flow_area_l
	1697	#endif
	1698
[667]	1699	ELSEIF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN
	1700
[1340]	1701	volume_flow_initial_l = 0.0_wp
	1702	volume_flow_area_l = 0.0_wp
[732]	1703
[667]	1704	IF ( nxr == nx ) THEN
	1705	DO j = nys, nyn
[1845]	1706	DO k = nzb_u_inner(j,nx)+1, nzt
[667]	1707	volume_flow_initial_l(1) = volume_flow_initial_l(1) + &
[709]	1708	u(k,j,nx) * dzw(k)
[667]	1709	volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k)
	1710	ENDDO
	1711	ENDDO
	1712	ENDIF
	1713
	1714	IF ( nyn == ny ) THEN
	1715	DO i = nxl, nxr
[1845]	1716	DO k = nzb_v_inner(ny,i)+1, nzt
[1788]	1717	volume_flow_initial_l(2) = volume_flow_initial_l(2) + &
[667]	1718	v(k,ny,i) * dzw(k)
	1719	volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k)
	1720	ENDDO
	1721	ENDDO
	1722	ENDIF
	1723
	1724	#if defined( __parallel )
[732]	1725	CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),&
	1726	2, MPI_REAL, MPI_SUM, comm2d, ierr )
	1727	CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), &
	1728	2, MPI_REAL, MPI_SUM, comm2d, ierr )
[667]	1729
	1730	#else
[732]	1731	volume_flow_initial = volume_flow_initial_l
	1732	volume_flow_area = volume_flow_area_l
[667]	1733	#endif
	1734
[732]	1735	ENDIF
	1736
[151]	1737	!
[709]	1738	!-- In case of 'bulk_velocity' mode, volume_flow_initial is calculated
	1739	!-- from u\|v_bulk instead
[680]	1740	IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN
	1741	volume_flow_initial(1) = u_bulk * volume_flow_area(1)
	1742	volume_flow_initial(2) = v_bulk * volume_flow_area(2)
	1743	ENDIF
[667]	1744
[680]	1745	ENDIF
	1746
[787]	1747	!
	1748	!-- Initialize quantities for special advections schemes
	1749	CALL init_advec
[680]	1750
[667]	1751	!
[680]	1752	!-- Impose random perturbation on the horizontal velocity field and then
	1753	!-- remove the divergences from the velocity field at the initial stage
[1788]	1754	IF ( create_disturbances .AND. disturbance_energy_limit /= 0.0_wp .AND. &
	1755	TRIM( initializing_actions ) /= 'read_restart_data' .AND. &
[680]	1756	TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN
	1757
[1402]	1758	CALL location_message( 'creating initial disturbances', .FALSE. )
[680]	1759	CALL disturb_field( nzb_u_inner, tend, u )
	1760	CALL disturb_field( nzb_v_inner, tend, v )
[1402]	1761	CALL location_message( 'finished', .TRUE. )
[1384]	1762
[1402]	1763	CALL location_message( 'calling pressure solver', .FALSE. )
[680]	1764	n_sor = nsor_ini
[1221]	1765	!$acc data copyin( d, ddzu, ddzw, nzb_s_inner, nzb_u_inner ) &
	1766	!$acc copyin( nzb_v_inner, nzb_w_inner, p, rflags_s_inner, tend ) &
	1767	!$acc copyin( weight_pres, weight_substep ) &
	1768	!$acc copy( tri, tric, u, v, w )
[680]	1769	CALL pres
[1111]	1770	!$acc end data
[680]	1771	n_sor = nsor
[1402]	1772	CALL location_message( 'finished', .TRUE. )
[1384]	1773
[680]	1774	ENDIF
	1775
	1776	!
[1484]	1777	!-- If required, initialize quantities needed for the plant canopy model
[2007]	1778	IF ( plant_canopy ) THEN
	1779	CALL location_message( 'initializing plant canopy model', .FALSE. )
	1780	CALL pcm_init
	1781	CALL location_message( 'finished', .TRUE. )
	1782	ENDIF
[138]	1783
	1784	!
[1]	1785	!-- If required, initialize dvrp-software
[1340]	1786	IF ( dt_dvrp /= 9999999.9_wp ) CALL init_dvrp
[1]	1787
[96]	1788	IF ( ocean ) THEN
[1]	1789	!
[96]	1790	!-- Initialize quantities needed for the ocean model
	1791	CALL init_ocean
[388]	1792
[96]	1793	ELSE
	1794	!
	1795	!-- Initialize quantities for handling cloud physics
[849]	1796	!-- This routine must be called before lpm_init, because
[96]	1797	!-- otherwise, array pt_d_t, needed in data_output_dvrp (called by
[849]	1798	!-- lpm_init) is not defined.
[96]	1799	CALL init_cloud_physics
[1849]	1800	!
	1801	!-- Initialize bulk cloud microphysics
	1802	CALL microphysics_init
[96]	1803	ENDIF
[1]	1804
	1805	!
	1806	!-- If required, initialize particles
[849]	1807	IF ( particle_advection ) CALL lpm_init
[1]	1808
[1585]	1809	!
	1810	!-- If required, initialize quantities needed for the LSM
	1811	IF ( land_surface ) THEN
	1812	CALL location_message( 'initializing land surface model', .FALSE. )
[1817]	1813	CALL lsm_init
[1585]	1814	CALL location_message( 'finished', .TRUE. )
	1815	ENDIF
[1496]	1816
[1]	1817	!
[1691]	1818	!-- Initialize surface layer (done after LSM as roughness length are required
	1819	!-- for initialization
	1820	IF ( constant_flux_layer ) THEN
	1821	CALL location_message( 'initializing surface layer', .FALSE. )
	1822	CALL init_surface_layer_fluxes
	1823	CALL location_message( 'finished', .TRUE. )
	1824	ENDIF
	1825
	1826	!
[1496]	1827	!-- If required, initialize radiation model
	1828	IF ( radiation ) THEN
[1585]	1829	CALL location_message( 'initializing radiation model', .FALSE. )
[1826]	1830	CALL radiation_init
[1585]	1831	CALL location_message( 'finished', .TRUE. )
[1496]	1832	ENDIF
[2007]	1833
[1914]	1834	!
[2007]	1835	!-- If required, initialize urban surface model
	1836	IF ( urban_surface ) THEN
	1837	CALL location_message( 'initializing urban surface model', .FALSE. )
	1838	CALL usm_init_urban_surface
	1839	CALL location_message( 'finished', .TRUE. )
	1840	ENDIF
	1841
	1842	!
[1914]	1843	!-- If required, initialize quantities needed for the wind turbine model
	1844	IF ( wind_turbine ) THEN
	1845	CALL location_message( 'initializing wind turbine model', .FALSE. )
	1846	CALL wtm_init
	1847	CALL location_message( 'finished', .TRUE. )
	1848	ENDIF
[1496]	1849
[1914]	1850
[1496]	1851	!
[673]	1852	!-- Initialize the ws-scheme.
	1853	IF ( ws_scheme_sca .OR. ws_scheme_mom ) CALL ws_init
[1]	1854
	1855	!
[709]	1856	!-- Setting weighting factors for calculation of perturbation pressure
[1762]	1857	!-- and turbulent quantities from the RK substeps
[709]	1858	IF ( TRIM(timestep_scheme) == 'runge-kutta-3' ) THEN ! for RK3-method
	1859
[1322]	1860	weight_substep(1) = 1._wp/6._wp
	1861	weight_substep(2) = 3._wp/10._wp
	1862	weight_substep(3) = 8._wp/15._wp
[709]	1863
[1322]	1864	weight_pres(1) = 1._wp/3._wp
	1865	weight_pres(2) = 5._wp/12._wp
	1866	weight_pres(3) = 1._wp/4._wp
[709]	1867
	1868	ELSEIF ( TRIM(timestep_scheme) == 'runge-kutta-2' ) THEN ! for RK2-method
	1869
[1322]	1870	weight_substep(1) = 1._wp/2._wp
	1871	weight_substep(2) = 1._wp/2._wp
[673]	1872
[1322]	1873	weight_pres(1) = 1._wp/2._wp
	1874	weight_pres(2) = 1._wp/2._wp
[709]	1875
[1001]	1876	ELSE ! for Euler-method
[709]	1877
[1340]	1878	weight_substep(1) = 1.0_wp
	1879	weight_pres(1) = 1.0_wp
[709]	1880
[673]	1881	ENDIF
	1882
	1883	!
[1]	1884	!-- Initialize Rayleigh damping factors
[1340]	1885	rdf = 0.0_wp
	1886	rdf_sc = 0.0_wp
	1887	IF ( rayleigh_damping_factor /= 0.0_wp ) THEN
[1788]	1888	IF ( .NOT. ocean ) THEN
[108]	1889	DO k = nzb+1, nzt
	1890	IF ( zu(k) >= rayleigh_damping_height ) THEN
[1788]	1891	rdf(k) = rayleigh_damping_factor * &
[1340]	1892	( SIN( pi * 0.5_wp * ( zu(k) - rayleigh_damping_height ) &
[1788]	1893	/ ( zu(nzt) - rayleigh_damping_height ) ) &
[1]	1894	)**2
[108]	1895	ENDIF
	1896	ENDDO
	1897	ELSE
	1898	DO k = nzt, nzb+1, -1
	1899	IF ( zu(k) <= rayleigh_damping_height ) THEN
[1788]	1900	rdf(k) = rayleigh_damping_factor * &
[1340]	1901	( SIN( pi * 0.5_wp * ( rayleigh_damping_height - zu(k) ) &
[1788]	1902	/ ( rayleigh_damping_height - zu(nzb+1) ) ) &
[108]	1903	)**2
	1904	ENDIF
	1905	ENDDO
	1906	ENDIF
[1]	1907	ENDIF
[785]	1908	IF ( scalar_rayleigh_damping ) rdf_sc = rdf
[1]	1909
	1910	!
[240]	1911	!-- Initialize the starting level and the vertical smoothing factor used for
	1912	!-- the external pressure gradient
[1340]	1913	dp_smooth_factor = 1.0_wp
[240]	1914	IF ( dp_external ) THEN
	1915	!
	1916	!-- Set the starting level dp_level_ind_b only if it has not been set before
	1917	!-- (e.g. in init_grid).
	1918	IF ( dp_level_ind_b == 0 ) THEN
	1919	ind_array = MINLOC( ABS( dp_level_b - zu ) )
	1920	dp_level_ind_b = ind_array(1) - 1 + nzb
	1921	! MINLOC uses lower array bound 1
	1922	ENDIF
	1923	IF ( dp_smooth ) THEN
[1340]	1924	dp_smooth_factor(:dp_level_ind_b) = 0.0_wp
[240]	1925	DO k = dp_level_ind_b+1, nzt
[1340]	1926	dp_smooth_factor(k) = 0.5_wp * ( 1.0_wp + SIN( pi * &
	1927	( REAL( k - dp_level_ind_b, KIND=wp ) / &
	1928	REAL( nzt - dp_level_ind_b, KIND=wp ) - 0.5_wp ) ) )
[240]	1929	ENDDO
	1930	ENDIF
	1931	ENDIF
	1932
	1933	!
[978]	1934	!-- Initialize damping zone for the potential temperature in case of
	1935	!-- non-cyclic lateral boundaries. The damping zone has the maximum value
	1936	!-- at the inflow boundary and decreases to zero at pt_damping_width.
[1340]	1937	ptdf_x = 0.0_wp
	1938	ptdf_y = 0.0_wp
[1159]	1939	IF ( bc_lr_dirrad ) THEN
[996]	1940	DO i = nxl, nxr
[978]	1941	IF ( ( i * dx ) < pt_damping_width ) THEN
[1340]	1942	ptdf_x(i) = pt_damping_factor * ( SIN( pi * 0.5_wp * &
	1943	REAL( pt_damping_width - i * dx, KIND=wp ) / ( &
[1788]	1944	REAL( pt_damping_width, KIND=wp ) ) ) )**2
[73]	1945	ENDIF
	1946	ENDDO
[1159]	1947	ELSEIF ( bc_lr_raddir ) THEN
[996]	1948	DO i = nxl, nxr
[978]	1949	IF ( ( i * dx ) > ( nx * dx - pt_damping_width ) ) THEN
[1322]	1950	ptdf_x(i) = pt_damping_factor * &
[1340]	1951	SIN( pi * 0.5_wp * &
	1952	( ( i - nx ) * dx + pt_damping_width ) / &
	1953	REAL( pt_damping_width, KIND=wp ) )**2
[73]	1954	ENDIF
[978]	1955	ENDDO
[1159]	1956	ELSEIF ( bc_ns_dirrad ) THEN
[996]	1957	DO j = nys, nyn
[978]	1958	IF ( ( j * dy ) > ( ny * dy - pt_damping_width ) ) THEN
[1322]	1959	ptdf_y(j) = pt_damping_factor * &
[1340]	1960	SIN( pi * 0.5_wp * &
	1961	( ( j - ny ) * dy + pt_damping_width ) / &
	1962	REAL( pt_damping_width, KIND=wp ) )**2
[1]	1963	ENDIF
[978]	1964	ENDDO
[1159]	1965	ELSEIF ( bc_ns_raddir ) THEN
[996]	1966	DO j = nys, nyn
[978]	1967	IF ( ( j * dy ) < pt_damping_width ) THEN
[1322]	1968	ptdf_y(j) = pt_damping_factor * &
[1340]	1969	SIN( pi * 0.5_wp * &
	1970	( pt_damping_width - j * dy ) / &
	1971	REAL( pt_damping_width, KIND=wp ) )**2
[1]	1972	ENDIF
[73]	1973	ENDDO
[1]	1974	ENDIF
	1975
	1976	!
	1977	!-- Pre-set masks for regional statistics. Default is the total model domain.
[1015]	1978	!-- Ghost points are excluded because counting values at the ghost boundaries
	1979	!-- would bias the statistics
[1340]	1980	rmask = 1.0_wp
	1981	rmask(:,nxlg:nxl-1,:) = 0.0_wp; rmask(:,nxr+1:nxrg,:) = 0.0_wp
	1982	rmask(nysg:nys-1,:,:) = 0.0_wp; rmask(nyn+1:nyng,:,:) = 0.0_wp
[1]	1983
	1984	!
[51]	1985	!-- User-defined initializing actions. Check afterwards, if maximum number
[709]	1986	!-- of allowed timeseries is exceeded
[1]	1987	CALL user_init
	1988
[51]	1989	IF ( dots_num > dots_max ) THEN
[1788]	1990	WRITE( message_string, * ) 'number of time series quantities exceeds', &
	1991	' its maximum of dots_max = ', dots_max, &
[254]	1992	' &Please increase dots_max in modules.f90.'
	1993	CALL message( 'init_3d_model', 'PA0194', 1, 2, 0, 6, 0 )
[51]	1994	ENDIF
	1995
[1]	1996	!
	1997	!-- Input binary data file is not needed anymore. This line must be placed
	1998	!-- after call of user_init!
	1999	CALL close_file( 13 )
	2000
	2001	!
	2002	!-- Compute total sum of active mask grid points
[1738]	2003	!-- and the mean surface level height for each statistic region
[1]	2004	!-- ngp_2dh: number of grid points of a horizontal cross section through the
	2005	!-- total domain
	2006	!-- ngp_3d: number of grid points of the total domain
[132]	2007	ngp_2dh_outer_l = 0
	2008	ngp_2dh_outer = 0
	2009	ngp_2dh_s_inner_l = 0
	2010	ngp_2dh_s_inner = 0
	2011	ngp_2dh_l = 0
	2012	ngp_2dh = 0
[1340]	2013	ngp_3d_inner_l = 0.0_wp
[132]	2014	ngp_3d_inner = 0
	2015	ngp_3d = 0
	2016	ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user )
[1]	2017
[1738]	2018	mean_surface_level_height = 0.0_wp
	2019	mean_surface_level_height_l = 0.0_wp
	2020
[1]	2021	DO sr = 0, statistic_regions
	2022	DO i = nxl, nxr
	2023	DO j = nys, nyn
[1340]	2024	IF ( rmask(j,i,sr) == 1.0_wp ) THEN
[1]	2025	!
	2026	!-- All xy-grid points
	2027	ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1
[1788]	2028	mean_surface_level_height_l(sr) = mean_surface_level_height_l(sr) &
	2029	+ zw(nzb_s_inner(j,i))
[1]	2030	!
	2031	!-- xy-grid points above topography
	2032	DO k = nzb_s_outer(j,i), nz + 1
	2033	ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + 1
	2034	ENDDO
[132]	2035	DO k = nzb_s_inner(j,i), nz + 1
	2036	ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + 1
	2037	ENDDO
[1]	2038	!
	2039	!-- All grid points of the total domain above topography
[1788]	2040	ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) &
	2041	+ ( nz - nzb_s_inner(j,i) + 2 )
[1]	2042	ENDIF
	2043	ENDDO
	2044	ENDDO
	2045	ENDDO
	2046
	2047	sr = statistic_regions + 1
	2048	#if defined( __parallel )
[622]	2049	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2050	CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, &
[1]	2051	comm2d, ierr )
[622]	2052	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2053	CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, &
[1]	2054	MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2055	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2056	CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), &
[132]	2057	(nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr )
[622]	2058	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2059	CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner_tmp(0), sr, MPI_REAL, &
[1]	2060	MPI_SUM, comm2d, ierr )
[485]	2061	ngp_3d_inner = INT( ngp_3d_inner_tmp, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2062	IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr )
[1788]	2063	CALL MPI_ALLREDUCE( mean_surface_level_height_l(0), &
	2064	mean_surface_level_height(0), sr, MPI_REAL, &
[1738]	2065	MPI_SUM, comm2d, ierr )
	2066	mean_surface_level_height = mean_surface_level_height / REAL( ngp_2dh )
[1]	2067	#else
[132]	2068	ngp_2dh = ngp_2dh_l
	2069	ngp_2dh_outer = ngp_2dh_outer_l
	2070	ngp_2dh_s_inner = ngp_2dh_s_inner_l
[485]	2071	ngp_3d_inner = INT( ngp_3d_inner_l, KIND = SELECTED_INT_KIND( 18 ) )
[1738]	2072	mean_surface_level_height = mean_surface_level_height_l / REAL( ngp_2dh_l )
[1]	2073	#endif
	2074
[560]	2075	ngp_3d = INT ( ngp_2dh, KIND = SELECTED_INT_KIND( 18 ) ) * &
	2076	INT ( (nz + 2 ), KIND = SELECTED_INT_KIND( 18 ) )
[1]	2077
	2078	!
	2079	!-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics,
	2080	!-- buoyancy, etc. A zero value will occur for cases where all grid points of
	2081	!-- the respective subdomain lie below the surface topography
[667]	2082	ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) )
[1788]	2083	ngp_3d_inner = MAX( INT(1, KIND = SELECTED_INT_KIND( 18 )), &
[631]	2084	ngp_3d_inner(:) )
[667]	2085	ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) )
[1]	2086
[1788]	2087	DEALLOCATE( mean_surface_level_height_l, ngp_2dh_l, ngp_2dh_outer_l, &
[1738]	2088	ngp_3d_inner_l, ngp_3d_inner_tmp )
[1]	2089
[1402]	2090	CALL location_message( 'leaving init_3d_model', .TRUE. )
[1]	2091
	2092	END SUBROUTINE init_3d_model

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