source: palm/trunk/SOURCE/parin.f90 @ 927

Last change on this file since 927 was 927, checked in by raasch, 9 years ago

masking method can be switched on for mg-solver using inipar parameter masking_method

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1 SUBROUTINE parin
2
3!------------------------------------------------------------------------------!
4! Current revisions:
5! -----------------
6! +masking_method in inipar
7!
8! Former revisions:
9! -----------------
10! $Id: parin.f90 927 2012-06-06 19:15:04Z raasch $
11!
12! 824 2012-02-17 09:09:57Z raasch
13! +curvature_solution_effects in inipar
14!
15! 809 2012-01-30 13:32:58Z maronga
16! Bugfix: replaced .AND. and .NOT. with && and ! in the preprocessor directives
17!
18! 807 2012-01-25 11:53:51Z maronga
19! New cpp directive "__check" implemented which is used by check_namelist_files
20!
21! 785 2011-11-28 09:47:19Z raasch
22! +scalar_rayleigh_damping in inipar
23!
24! 767 2011-10-14 06:39:12Z raasch
25! +u_profile, v_profile, uv_heights in inipar
26!
27! 759 2011-09-15 13:58:31Z raasch
28! +maximum_parallel_io_streams in envpar,
29! splitting of parallel I/O in blocks of PEs
30!
31! 683 2011-02-09 14:25:15Z raasch
32! +synchronous_exchange in d3par
33!
34! 667 2010-12-23 12:06:00Z suehring/gryschka
35! Steering parameter dissipation_control added in inipar. (commented out)
36!
37! 622 2010-12-10 08:08:13Z raasch
38! +collective_wait in inipar
39!
40! 600 2010-11-24 16:10:51Z raasch
41! parameters moved from d3par to inipar: call_psolver_at_all_substeps,
42! cfl_factor, cycle_mg, mg_cycles, mg_switch_to_pe0_level, ngsrb, nsor,
43! omega_sor, prandtl_number, psolver, rayleigh_damping_factor,
44! rayleigh_damping_height, residual_limit
45!
46! 580 2010-10-05 13:59:11Z heinze
47! Renaming of ws_vertical_gradient to subs_vertical_gradient and
48! ws_vertical_gradient_level to subs_vertical_gradient_level
49!
50! 553 2010-09-01 14:09:06Z weinreis
51! parameters for masked output are replaced by arrays
52!
53! 493 2010-03-01 08:30:24Z raasch
54! +netcdf_data_format in d3par, -netcdf_64bit, -netcdf_64bit_3d
55!
56! 449 2010-02-02 11:23:59Z raasch
57! +wall_humidityflux, wall_scalarflux
58! +ws_vertical_gradient, ws_vertical_gradient_level
59!
60! 410 2009-12-04 17:05:40Z letzel
61! masked data output: + dt_domask, mask_01~20_x|y|z, mask_01~20_x|y|z_loop,
62! mask_scale_x|y|z, masks, skip_time_domask
63!
64! 291 2009-04-16 12:07:26Z raasch
65! +local_dvrserver_running in envpar
66! Output of messages replaced by message handling routine.
67! +canyon_height, canyon_width_x, canyon_width_y, canyon_wall_left,
68! canyon_wall_south, conserve_volume_flow_mode, coupling_start_time,
69! dp_external, dp_level_b, dp_smooth, dpdxy, u_bulk, v_bulk in inipar
70! topography_grid_convention moved from userpar
71!
72! 197 2008-09-16 15:29:03Z raasch
73! +cthf,leaf_surface_concentration, scalar_exchange_coefficient
74! +inflow_damping_height, inflow_damping_width, recycling_width,
75! turbulent_inflow in inipar, -skip_time_dosp in d3par,
76! allocation of hom_sum moved from init_3d_model to here,
77! npex, npey moved from inipar to d3par, setting of myid_char_14 removed,
78! lad is allways allocated
79!
80! 138 2007-11-28 10:03:58Z letzel
81! +canopy_mode, drag_coefficient, lad_surface, lad_vertical_gradient,
82! lad_vertical_gradient_level, pch_index, plant_canopy,
83! +allocation of leaf area density field
84!
85! 108 2007-08-24 15:10:38Z letzel
86! +e_init, top_momentumflux_u|v in inipar, +dt_coupling in d3par
87!
88! 95 2007-06-02 16:48:38Z raasch
89! +bc_sa_t, bottom_salinityflux, ocean, sa_surface, sa_vertical_gradient,
90! sa_vertical_gradient_level, top_salinityflux in inipar,
91! sa_init is allocated
92!
93! 87 2007-05-22 15:46:47Z raasch
94! Size of hom increased by the maximum number of user-defined profiles,
95! var_hom renamed pr_palm
96!
97! 82 2007-04-16 15:40:52Z raasch
98! +return_addres, return_username in envpar
99!
100! 75 2007-03-22 09:54:05Z raasch
101! +dt_max, netcdf_64bit_3d, precipitation_amount_interval in d3par,
102! +loop_optimization, pt_reference in inipar, -data_output_ts,
103! moisture renamed humidity
104!
105! 20 2007-02-26 00:12:32Z raasch
106! +top_heatflux, use_top_fluxes in inipar
107!
108! 3 2007-02-13 11:30:58Z raasch
109! +netcdf_64bit_3d in d3par,
110! RCS Log replace by Id keyword, revision history cleaned up
111!
112! Revision 1.57  2007/02/11 13:11:22  raasch
113! Values of environment variables are now read from file ENVPAR instead of
114! reading them with a system call, + NAMELIST envpar
115!
116! Revision 1.1  1997/07/24 11:22:50  raasch
117! Initial revision
118!
119!
120! Description:
121! ------------
122! This subroutine reads variables controling the run from the NAMELIST files
123!------------------------------------------------------------------------------!
124
125    USE arrays_3d
126    USE averaging
127    USE cloud_parameters
128    USE control_parameters
129    USE dvrp_variables
130    USE grid_variables
131    USE indices
132    USE model_1d
133    USE pegrid
134    USE profil_parameter
135    USE statistics
136
137    IMPLICIT NONE
138
139    INTEGER ::  i, idum
140
141
142    NAMELIST /inipar/  adjust_mixing_length, alpha_surface, bc_e_b, bc_lr, &
143                       bc_ns, bc_p_b, bc_p_t, bc_pt_b, bc_pt_t, bc_q_b, &
144             bc_q_t,bc_s_b, bc_s_t, bc_sa_t, bc_uv_b, bc_uv_t, &
145             bottom_salinityflux, building_height, building_length_x, &
146             building_length_y, building_wall_left, building_wall_south, &
147             call_psolver_at_all_substeps, canopy_mode, canyon_height, &
148             canyon_width_x, canyon_width_y, canyon_wall_left, &
149             canyon_wall_south, cfl_factor, cloud_droplets, cloud_physics, &
150             collective_wait, conserve_volume_flow, conserve_volume_flow_mode, &
151             coupling_start_time, cthf, curvature_solution_effects, &
152             cut_spline_overshoot, &
153             cycle_mg, damp_level_1d, dissipation_1d, & !dissipation_control, &
154             dp_external, dp_level_b, dp_smooth, dpdxy, drag_coefficient, &
155             dt, dt_pr_1d, dt_run_control_1d, dx, dy, dz, dz_max, & 
156             dz_stretch_factor, dz_stretch_level, e_init, e_min, end_time_1d, &
157             fft_method, galilei_transformation, grid_matching, humidity, &
158             inflow_damping_height, inflow_damping_width, &
159             inflow_disturbance_begin, inflow_disturbance_end, &
160             initializing_actions, km_constant, km_damp_max, lad_surface, &
161             lad_vertical_gradient, lad_vertical_gradient_level, &
162             leaf_surface_concentration, long_filter_factor, &
163             loop_optimization, masking_method, mg_cycles, &
164             mg_switch_to_pe0_level, &
165             mixing_length_1d, momentum_advec, netcdf_precision, ngsrb, nsor, &
166             nsor_ini, nx, ny, nz, ocean, omega, omega_sor, &
167             outflow_damping_width, overshoot_limit_e, overshoot_limit_pt, &
168             overshoot_limit_u, overshoot_limit_v, overshoot_limit_w, &
169             passive_scalar, pch_index, phi, plant_canopy, prandtl_layer, &
170             prandtl_number, precipitation, psolver, pt_reference, pt_surface, &
171             pt_surface_initial_change, pt_vertical_gradient, &
172             pt_vertical_gradient_level, q_surface, q_surface_initial_change, &
173             q_vertical_gradient, q_vertical_gradient_level, radiation, &
174             random_generator, random_heatflux, rayleigh_damping_factor, &
175             rayleigh_damping_height, recycling_width, residual_limit, &
176             rif_max, rif_min, roughness_length, sa_surface, &
177             sa_vertical_gradient, sa_vertical_gradient_level, scalar_advec, &
178             scalar_exchange_coefficient, scalar_rayleigh_damping, &
179             statistic_regions, subs_vertical_gradient, &
180             subs_vertical_gradient_level, surface_heatflux, surface_pressure, &
181             surface_scalarflux, surface_waterflux, s_surface, &
182             s_surface_initial_change, s_vertical_gradient, &
183             s_vertical_gradient_level, timestep_scheme, &
184             topography, topography_grid_convention, top_heatflux, &
185             top_momentumflux_u, top_momentumflux_v, top_salinityflux, &
186             turbulent_inflow, ug_surface, ug_vertical_gradient, &
187             ug_vertical_gradient_level, ups_limit_e, ups_limit_pt, &
188             ups_limit_u, ups_limit_v, ups_limit_w, use_surface_fluxes, &
189             use_top_fluxes, use_ug_for_galilei_tr, use_upstream_for_tke, &
190             uv_heights, u_bulk, u_profile, vg_surface, vg_vertical_gradient, &
191             vg_vertical_gradient_level, v_bulk, v_profile, wall_adjustment, &
192             wall_heatflux, wall_humidityflux, wall_scalarflux
193
194
195    NAMELIST /d3par/  averaging_interval, averaging_interval_pr, &
196             create_disturbances, cross_normalized_x, cross_normalized_y, &
197             cross_profiles, cross_ts_uymax, cross_ts_uymin, cross_xtext, &
198             data_output, data_output_format, data_output_masks, &
199             data_output_pr, data_output_2d_on_each_pe, disturbance_amplitude, &
200             disturbance_energy_limit, disturbance_level_b, &
201             disturbance_level_t, do2d_at_begin, do3d_at_begin, do3d_compress, &
202             do3d_comp_prec, dt, dt_averaging_input, dt_averaging_input_pr, &
203             dt_coupling, dt_data_output, dt_data_output_av, dt_disturb, &
204             dt_domask, dt_dopr, dt_dopr_listing, dt_dots, dt_do2d_xy, &
205             dt_do2d_xz, dt_do2d_yz, dt_do3d, dt_max, dt_restart, &
206             dt_run_control,end_time, force_print_header, mask_scale_x, &
207             mask_scale_y, mask_scale_z, mask_x, mask_y, mask_z, mask_x_loop, &
208             mask_y_loop, mask_z_loop, netcdf_data_format, normalizing_region, &
209             npex, npey, nz_do3d, precipitation_amount_interval, &
210             profile_columns, profile_rows, restart_time, section_xy, &
211             section_xz, section_yz, skip_time_data_output, &
212             skip_time_data_output_av, skip_time_dopr, skip_time_do2d_xy, &
213             skip_time_do2d_xz, skip_time_do2d_yz, skip_time_do3d, &
214             skip_time_domask, synchronous_exchange, termination_time_needed, &
215             use_prior_plot1d_parameters, z_max_do1d, z_max_do1d_normalized, &
216             z_max_do2d
217
218
219    NAMELIST /envpar/  host, local_dvrserver_running, maximum_cpu_time_allowed,&
220                       maximum_parallel_io_streams, revision, return_addres, &
221                       return_username, run_identifier, tasks_per_node, &
222                       write_binary
223
224!
225!-- First read values of environment variables (this NAMELIST file is
226!-- generated by mrun)
227    OPEN ( 90, FILE='ENVPAR', STATUS='OLD', FORM='FORMATTED', ERR=30 )
228    READ ( 90, envpar, ERR=31, END=32 )
229    CLOSE ( 90 )
230
231!
232!-- Calculate the number of groups into which parallel I/O is split.
233!-- The default for files which are opened by all PEs (or where each
234!-- PE opens his own independent file) is, that all PEs are doing input/output
235!-- in parallel at the same time. This might cause performance or even more
236!-- severe problems depending on the configuration of the underlying file
237!-- system.
238!-- First, set the default:
239    IF ( maximum_parallel_io_streams == -1  .OR. &
240         maximum_parallel_io_streams > numprocs )  THEN
241       maximum_parallel_io_streams = numprocs
242    ENDIF
243!
244!-- Now calculate the number of io_blocks and the io_group to which the
245!-- respective PE belongs. I/O of the groups is done in serial, but in parallel
246!-- for all PEs belonging to the same group.
247!-- These settings are repeated in init_pegrid for the communicator comm2d,
248!-- which is not available here
249    io_blocks = numprocs / maximum_parallel_io_streams
250    io_group  = MOD( myid+1, io_blocks )
251
252!
253!-- Data is read in parallel by groups of PEs
254    DO  i = 0, io_blocks-1
255       IF ( i == io_group )  THEN
256
257!
258!--       Open the NAMELIST-file which is send with this job
259          CALL check_open( 11 )
260
261!
262!--       Read the control parameters for initialization.
263!--       The namelist "inipar" must be provided in the NAMELIST-file. If this
264!--       is not the case and the file contains - instead of "inipar" - any
265!--       other namelist, a read error is created on t3e and control is
266!--       transferred to the statement with label 10. Therefore, on t3e
267!--       machines one can not distinguish between errors produced by a wrong
268!--       "inipar" namelist or because this namelist is totally missing.
269           READ ( 11, inipar, ERR=10, END=11 )
270
271#if defined ( __check )
272!
273!--       In case of a namelist file check, &inipar from the p3d file is
274!--       used. The p3d file here must be closed and the p3df file for reading
275!--       3dpar is opened.
276          IF ( check_restart == 1 ) THEN
277             CALL close_file( 11 )
278             check_restart = 2
279             CALL check_open( 11 )             
280             initializing_actions = 'read_restart_data'
281          END IF
282#endif
283           GOTO 12
284
285 10       message_string = 'errors in \$inipar &or no \$inipar-namelist ' // &
286                           'found (CRAY-machines only)'
287          CALL message( 'parin', 'PA0271', 1, 2, 0, 6, 0 )
288
289 11       message_string = 'no \$inipar-namelist found'
290          CALL message( 'parin', 'PA0272', 1, 2, 0, 6, 0 )
291
292!
293!--       If required, read control parameters from restart file (produced by
294!--       a prior run). All PEs are reading from file created by PE0 (see
295!--       check_open)
296
297
298 12       IF ( TRIM( initializing_actions ) == 'read_restart_data' )  THEN
299#if ! defined ( __check )
300             CALL read_var_list
301!
302!--          The restart file will be reopened when reading the subdomain data
303             CALL close_file( 13 )
304
305!
306!--          Increment the run count
307             runnr = runnr + 1
308#endif
309          ENDIF
310
311!
312!--       Definition of names of areas used for computing statistics. They must
313!--       be defined at this place, because they are allowed to be redefined by
314!--       the user in user_parin.
315          region = 'total domain'
316
317!
318!--       Read runtime parameters given by the user for this run (namelist
319!--       "d3par"). The namelist "d3par" can be omitted. In that case, default
320!--       values are used for the parameters.
321          READ ( 11, d3par, END=20 )
322
323!
324!--       Read control parameters for optionally used model software packages
325 20       CALL package_parin
326
327!
328!--       Read user-defined variables
329          CALL user_parin
330
331!
332!--       Check in case of initial run, if the grid point numbers are well
333!--       defined and allocate some arrays which are already needed in
334!--       init_pegrid or check_parameters. During restart jobs, these arrays
335!--       will be allocated in read_var_list. All other arrays are allocated
336!--       in init_3d_model.
337          IF ( TRIM( initializing_actions ) /= 'read_restart_data' )  THEN
338
339             IF ( nx <= 0 )  THEN
340                WRITE( message_string, * ) 'no value or wrong value given', &
341                                           ' for nx: nx=', nx
342                CALL message( 'parin', 'PA0273', 1, 2, 0, 6, 0 )
343             ENDIF
344             IF ( ny <= 0 )  THEN
345                WRITE( message_string, * ) 'no value or wrong value given', &
346                                           ' for ny: ny=', ny
347                CALL message( 'parin', 'PA0274', 1, 2, 0, 6, 0 )
348             ENDIF
349             IF ( nz <= 0 )  THEN
350                WRITE( message_string, * ) 'no value or wrong value given', &
351                                           ' for nz: nz=', nz
352                CALL message( 'parin', 'PA0275', 1, 2, 0, 6, 0 )
353             ENDIF
354!
355!--          ATTENTION: in case of changes to the following statement please
356!--                  also check the allocate statement in routine read_var_list
357             ALLOCATE( lad(0:nz+1),pt_init(0:nz+1), q_init(0:nz+1),           &
358                       sa_init(0:nz+1), ug(0:nz+1), u_init(0:nz+1),           &
359                       v_init(0:nz+1), vg(0:nz+1),                            &
360                       hom(0:nz+1,2,pr_palm+max_pr_user,0:statistic_regions), &
361                       hom_sum(0:nz+1,pr_palm+max_pr_user,0:statistic_regions) )
362
363             hom = 0.0
364
365          ENDIF
366
367!
368!--       NAMELIST-file is not needed anymore
369          CALL close_file( 11 )
370
371       ENDIF
372#if defined( __parallel ) && ! ( __check )
373       CALL MPI_BARRIER( MPI_COMM_WORLD, ierr )
374#endif
375    ENDDO
376
377    RETURN
378
379 30 message_string = 'local file ENVPAR not found' // &
380                     '&some variables for steering may not be properly set'
381    CALL message( 'parin', 'PA0276', 0, 1, 0, 6, 0 )
382    RETURN
383
384 31 message_string = 'errors in local file ENVPAR' // &
385                     '&some variables for steering may not be properly set'
386    CALL message( 'parin', 'PA0277', 0, 1, 0, 6, 0 )
387    RETURN
388
389 32 message_string = 'no envpar-NAMELIST found in local file ENVPAR'  // &
390                     '&some variables for steering may not be properly set'
391    CALL message( 'parin', 'PA0278', 0, 1, 0, 6, 0 )
392
393 END SUBROUTINE parin
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