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source: palm/trunk/SOURCE/data_output_dvrp.f90 @ 3066

Last change on this file since 3066 was 3045, checked in by Giersch, 7 years ago
Code adjusted according to coding standards, renamed namelists, error messages revised until PA0347, output CASE 108 disabled
Property svn:keywords set to `Id`
File size: 20.9 KB

Rev	Line
[1873]	1	!> @file data_output_dvrp.f90
[2000]	2	!------------------------------------------------------------------------------!
[2696]	3	! This file is part of the PALM model system.
[1036]	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	!
[2718]	17	! Copyright 1997-2018 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[254]	20	! Current revisions:
[1]	21	! -----------------
[1354]	22	!
[2001]	23	!
[1321]	24	! Former revisions:
	25	! -----------------
	26	! $Id: data_output_dvrp.f90 3045 2018-05-28 07:55:41Z Giersch $
[3045]	27	! Code adjusted according to PALM coding standards
	28	!
	29	! 2718 2018-01-02 08:49:38Z maronga
[2716]	30	! Corrected "Former revisions" section
	31	!
	32	! 2696 2017-12-14 17:12:51Z kanani
	33	! Change in file header (GPL part)
	34	!
	35	! 2274 2017-06-09 13:27:48Z Giersch
[2274]	36	! Changed error messages
	37	!
	38	! 2101 2017-01-05 16:42:31Z suehring
[1321]	39	!
[2001]	40	! 2000 2016-08-20 18:09:15Z knoop
	41	! Forced header and separation lines into 80 columns
	42	!
[1961]	43	! 1960 2016-07-12 16:34:24Z suehring
	44	! Separate humidity and passive scalar
	45	!
[1874]	46	! 1873 2016-04-18 14:50:06Z maronga
	47	! Module renamed (removed _mod)
	48	!
	49	!
[1851]	50	! 1850 2016-04-08 13:29:27Z maronga
	51	! Module renamed
	52	!
	53	!
[1823]	54	! 1822 2016-04-07 07:49:42Z hoffmann
	55	! Particles and tails removed.
	56	!
[1683]	57	! 1682 2015-10-07 23:56:08Z knoop
	58	! Code annotations made doxygen readable
	59	!
[1354]	60	! 1353 2014-04-08 15:21:23Z heinze
	61	! REAL constants provided with KIND-attribute
	62	!
[1347]	63	! 1346 2014-03-27 13:18:20Z heinze
	64	! Bugfix: REAL constants provided with KIND-attribute especially in call of
	65	! intrinsic function like MAX, MIN, SIGN
	66	!
[1321]	67	! 1320 2014-03-20 08:40:49Z raasch
[1320]	68	! ONLY-attribute added to USE-statements,
	69	! kind-parameters added to all INTEGER and REAL declaration statements,
	70	! kinds are defined in new module kinds,
	71	! revision history before 2012 removed,
	72	! comment fields (!:) to be used for variable explanations added to
	73	! all variable declaration statements
[1]	74	!
[1319]	75	! 1318 2014-03-17 13:35:16Z raasch
	76	! module interfaces removed
	77	!
[1037]	78	! 1036 2012-10-22 13:43:42Z raasch
	79	! code put under GPL (PALM 3.9)
	80	!
[829]	81	! 828 2012-02-21 12:00:36Z raasch
	82	! particle feature color renamed class
	83	!
[1]	84	! Revision 1.1 2000/04/27 06:27:17 raasch
	85	! Initial revision
	86	!
	87	!
	88	! Description:
	89	! ------------
[1822]	90	!> Plot of isosurface and slicers with dvrp-software
[1]	91	!------------------------------------------------------------------------------!
[1682]	92	MODULE dvrp_color
	93
[1036]	94
	95	USE dvrp_variables
[1320]	96
	97	USE kinds
[1036]	98
	99	IMPLICIT NONE
	100
	101	CONTAINS
	102
[1682]	103	!------------------------------------------------------------------------------!
	104	! Description:
	105	! ------------
	106	!> @todo Missing subroutine description.
	107	!------------------------------------------------------------------------------!
[1036]	108	SUBROUTINE color_dvrp( value, color )
	109
[1682]	110	REAL(wp), INTENT(IN) :: value !<
	111	REAL(wp), INTENT(OUT) :: color(4) !<
[1036]	112
[1682]	113	REAL(wp) :: scale !<
[1036]	114
[1320]	115	scale = ( value - slicer_range_limits_dvrp(1,islice_dvrp) ) / &
	116	( slicer_range_limits_dvrp(2,islice_dvrp) - &
[1036]	117	slicer_range_limits_dvrp(1,islice_dvrp) )
	118
[1353]	119	scale = MODULO( 180.0_wp + 180.0_wp * scale, 360.0_wp )
[1036]	120
[1320]	121	color = (/ scale, 0.5_wp, 1.0_wp, 0.0_wp /)
[1036]	122
	123	END SUBROUTINE color_dvrp
	124
	125	END MODULE dvrp_color
	126
	127
	128	RECURSIVE SUBROUTINE data_output_dvrp
	129
[1]	130	#if defined( __dvrp_graphics )
	131
[1320]	132	USE arrays_3d, &
[1960]	133	ONLY: p, pt, q, ql, s, ts, u, us, v, w, zu
[1320]	134
	135	USE cloud_parameters, &
	136	ONLY: l_d_cp, pt_d_t
	137
	138	USE constants, &
	139	ONLY: pi
	140
	141	USE control_parameters, &
	142	ONLY: cloud_droplets, cloud_physics, do2d, do3d, humidity, ibc_uv_b, &
	143	message_string, nz_do3d, passive_scalar, simulated_time, &
	144	threshold
	145
	146	USE cpulog, &
	147	ONLY: log_point, log_point_s, cpu_log
	148
[1]	149	USE DVRP
[1320]	150
[1]	151	USE dvrp_color
[1320]	152
[1]	153	USE dvrp_variables
[1320]	154
	155	USE grid_variables, &
	156	ONLY: dx, dy
	157
	158	USE indices, &
	159	ONLY: nxl, nxr, nyn, nys, nzb
	160
	161	USE kinds
[1822]	162
[1]	163	USE pegrid
	164
	165	IMPLICIT NONE
	166
[1682]	167	CHARACTER (LEN=2) :: section_chr !<
	168	CHARACTER (LEN=6) :: output_variable !<
[1320]	169
[1682]	170	INTEGER(iwp) :: c_mode !<
	171	INTEGER(iwp) :: c_size_x !<
	172	INTEGER(iwp) :: c_size_y !<
	173	INTEGER(iwp) :: c_size_z !<
	174	INTEGER(iwp) :: dvrp_nop !<
	175	INTEGER(iwp) :: dvrp_not !<
	176	INTEGER(iwp) :: gradient_normals !<
	177	INTEGER(iwp) :: i !<
	178	INTEGER(iwp) :: ip !<
	179	INTEGER(iwp) :: j !<
	180	INTEGER(iwp) :: jp !<
	181	INTEGER(iwp) :: k !<
	182	INTEGER(iwp) :: l !<
	183	INTEGER(iwp) :: m !<
	184	INTEGER(iwp) :: n !<
	185	INTEGER(iwp) :: n_isosurface !<
	186	INTEGER(iwp) :: n_slicer !<
	187	INTEGER(iwp) :: nn !<
	188	INTEGER(iwp) :: section_mode !<
	189	INTEGER(iwp) :: vn !<
	190	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: p_c !<
	191	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: p_t !<
[242]	192
[1682]	193	LOGICAL, DIMENSION(:), ALLOCATABLE :: dvrp_mask !<
[242]	194
[1682]	195	REAL(sp) :: slicer_position !<
	196	REAL(sp) :: tmp_alpha !<
	197	REAL(sp) :: tmp_alpha_w !<
	198	REAL(sp) :: tmp_b !<
	199	REAL(sp) :: tmp_c_alpha !<
	200	REAL(sp) :: tmp_g !<
	201	REAL(sp) :: tmp_norm !<
	202	REAL(sp) :: tmp_pos !<
	203	REAL(sp) :: tmp_r !<
	204	REAL(sp) :: tmp_t !<
	205	REAL(sp) :: tmp_th !<
	206	REAL(sp), DIMENSION(:), ALLOCATABLE :: psize !<
	207	REAL(sp), DIMENSION(:), ALLOCATABLE :: p_x !<
	208	REAL(sp), DIMENSION(:), ALLOCATABLE :: p_y !<
	209	REAL(sp), DIMENSION(:), ALLOCATABLE :: p_z !<
	210	REAL(sp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
	211	REAL(sp), DIMENSION(:,:,:,:), ALLOCATABLE :: local_pfi !<
[1]	212
	213
	214	CALL cpu_log( log_point(27), 'data_output_dvrp', 'start' )
	215
	216	!
	217	!-- Loop over all output modes choosed
[284]	218	m = 1
	219	n_isosurface = 0 ! isosurface counter (for threshold values and color)
	220	n_slicer = 0 ! slice plane counter (for range of values)
[1]	221	DO WHILE ( mode_dvrp(m) /= ' ' )
	222	!
	223	!-- Update of the steering variables
	224	IF ( .NOT. lock_steering_update ) THEN
	225	!
	226	!-- Set lock to avoid recursive calls of DVRP_STEERING_UPDATE
	227	lock_steering_update = .TRUE.
[210]	228	! CALL DVRP_STEERING_UPDATE( m-1, data_output_dvrp )
[1]	229	lock_steering_update = .FALSE.
	230	ENDIF
	231
	232	!
	233	!-- Determine the variable which shall be plotted (in case of slicers or
	234	!-- isosurfaces)
	235	IF ( mode_dvrp(m)(1:10) == 'isosurface' ) THEN
[130]	236	READ ( mode_dvrp(m), '(10X,I2)' ) vn
[1]	237	output_variable = do3d(0,vn)
[284]	238	n_isosurface = n_isosurface + 1
[1]	239	ELSEIF ( mode_dvrp(m)(1:6) == 'slicer' ) THEN
[130]	240	READ ( mode_dvrp(m), '(6X,I2)' ) vn
[1]	241	output_variable = do2d(0,vn)
	242	l = MAX( 2, LEN_TRIM( do2d(0,vn) ) )
	243	section_chr = do2d(0,vn)(l-1:l)
	244	SELECT CASE ( section_chr )
	245	CASE ( 'xy' )
	246	section_mode = 2
	247	slicer_position = zu(MIN( slicer_position_dvrp(m), nz_do3d ))
	248	CASE ( 'xz' )
	249	section_mode = 1
	250	slicer_position = slicer_position_dvrp(m) * dy
	251	CASE ( 'yz' )
	252	section_mode = 0
	253	slicer_position = slicer_position_dvrp(m) * dx
	254	END SELECT
	255	ENDIF
	256
	257	!
	258	!-- Select the plot mode (in case of isosurface or slicer only if user has
	259	!-- defined a variable which shall be plotted; otherwise do nothing)
[3045]	260	IF ( ( mode_dvrp(m)(1:10) == 'isosurface' .OR. &
[1353]	261	mode_dvrp(m)(1:6) == 'slicer' ) &
[1]	262	.AND. output_variable /= ' ' ) THEN
	263
	264	!
	265	!-- Create an intermediate array, properly dimensioned for plot-output
[1353]	266	ALLOCATE( local_pf(nxl_dvrp:nxr_dvrp+1,nys_dvrp:nyn_dvrp+1, &
[246]	267	nzb:nz_do3d) )
[1]	268
	269	!
	270	!-- Move original array to intermediate array
[246]	271	IF ( dvrp_overlap ) THEN
[1]	272
[246]	273	SELECT CASE ( output_variable )
	274
	275	CASE ( 'u', 'u_xy', 'u_xz', 'u_yz' )
	276	DO i = nxl_dvrp, nxr_dvrp+1
	277	DO j = nys_dvrp, nyn_dvrp+1
	278	DO k = nzb, nz_do3d
	279	local_pf(i,j,k) = u(k,j,i)
	280	ENDDO
[1]	281	ENDDO
	282	ENDDO
	283	!
[246]	284	!-- Replace mirrored values at lower surface by real surface
	285	!-- values
[1353]	286	IF ( output_variable == 'u_xz' .OR. &
[246]	287	output_variable == 'u_yz' ) THEN
[1353]	288	IF ( ibc_uv_b == 0 ) local_pf(:,:,nzb) = 0.0_wp
[246]	289	ENDIF
[1]	290
	291
[246]	292	CASE ( 'v', 'v_xy', 'v_xz', 'v_yz' )
	293	DO i = nxl_dvrp, nxr_dvrp+1
	294	DO j = nys_dvrp, nyn_dvrp+1
	295	DO k = nzb, nz_do3d
	296	local_pf(i,j,k) = v(k,j,i)
	297	ENDDO
[1]	298	ENDDO
	299	ENDDO
	300	!
[246]	301	!-- Replace mirrored values at lower surface by real surface
	302	!-- values
[1353]	303	IF ( output_variable == 'v_xz' .OR. &
[246]	304	output_variable == 'v_yz' ) THEN
[1353]	305	IF ( ibc_uv_b == 0 ) local_pf(:,:,nzb) = 0.0_wp
[246]	306	ENDIF
[1]	307
[246]	308	CASE ( 'w', 'w_xy', 'w_xz', 'w_yz' )
	309	DO i = nxl_dvrp, nxr_dvrp+1
	310	DO j = nys_dvrp, nyn_dvrp+1
	311	DO k = nzb, nz_do3d
	312	local_pf(i,j,k) = w(k,j,i)
	313	ENDDO
[1]	314	ENDDO
	315	ENDDO
[106]	316	! Averaging for Langmuir circulation
[246]	317	! DO k = nzb, nz_do3d
	318	! DO j = nys_dvrp+1, nyn_dvrp
	319	! DO i = nxl_dvrp, nxr_dvrp+1
	320	! local_pf(i,j,k) = 0.25 * local_pf(i,j-1,k) + &
	321	! 0.50 * local_pf(i,j,k) + &
	322	! 0.25 * local_pf(i,j+1,k)
	323	! ENDDO
[106]	324	! ENDDO
	325	! ENDDO
[1]	326
[246]	327	CASE ( 'p', 'p_xy', 'p_xz', 'p_yz' )
	328	DO i = nxl_dvrp, nxr_dvrp+1
	329	DO j = nys_dvrp, nyn_dvrp+1
	330	DO k = nzb, nz_do3d
	331	local_pf(i,j,k) = p(k,j,i)
	332	ENDDO
[1]	333	ENDDO
	334	ENDDO
	335
[246]	336	CASE ( 'pt', 'pt_xy', 'pt_xz', 'pt_yz' )
	337	IF ( .NOT. cloud_physics ) THEN
	338	DO i = nxl_dvrp, nxr_dvrp+1
	339	DO j = nys_dvrp, nyn_dvrp+1
	340	DO k = nzb, nz_do3d
	341	local_pf(i,j,k) = pt(k,j,i)
	342	ENDDO
[1]	343	ENDDO
	344	ENDDO
[246]	345	ELSE
	346	DO i = nxl_dvrp, nxr_dvrp+1
	347	DO j = nys_dvrp, nyn_dvrp+1
	348	DO k = nzb, nz_do3d
[1353]	349	local_pf(i,j,k) = pt(k,j,i) + l_d_cp * &
[246]	350	pt_d_t(k) * ql(k,j,i)
	351	ENDDO
[1]	352	ENDDO
	353	ENDDO
[246]	354	ENDIF
[1]	355
[246]	356	CASE ( 'q', 'q_xy', 'q_xz', 'q_yz' )
[1960]	357	IF ( humidity ) THEN
[246]	358	DO i = nxl_dvrp, nxr_dvrp+1
	359	DO j = nys_dvrp, nyn_dvrp+1
	360	DO k = nzb, nz_do3d
	361	local_pf(i,j,k) = q(k,j,i)
	362	ENDDO
[1]	363	ENDDO
[246]	364	ENDDO
[254]	365	ELSE
[1960]	366	message_string = 'if humidity = ' // &
[3045]	367	'.FALSE. output of ' // TRIM( output_variable ) // &
[274]	368	'is not provided'
	369	CALL message( 'data_output_dvrp', 'PA0183',&
	370	0, 0, 0, 6, 0 )
[1]	371	ENDIF
	372
[246]	373	CASE ( 'ql', 'ql_xy', 'ql_xz', 'ql_yz' )
	374	IF ( cloud_physics .OR. cloud_droplets ) THEN
	375	DO i = nxl_dvrp, nxr_dvrp+1
	376	DO j = nys_dvrp, nyn_dvrp+1
	377	DO k = nzb, nz_do3d
	378	local_pf(i,j,k) = ql(k,j,i)
	379	ENDDO
[1]	380	ENDDO
	381	ENDDO
[254]	382	ELSE
[3045]	383	message_string = 'if cloud_physics = .FALSE. and ' // &
[2274]	384	'cloud_droplets = .FALSE. '
[1353]	385	'output of ' // TRIM( output_variable) // &
[274]	386	'is not provided'
	387	CALL message( 'data_output_dvrp', 'PA0184',&
	388	0, 0, 0, 6, 0 )
[1]	389	ENDIF
	390
[1960]	391	CASE ( 's', 's_xy', 's_xz', 's_yz' )
	392	IF ( passive_scalar ) THEN
	393	DO i = nxl_dvrp, nxr_dvrp+1
	394	DO j = nys_dvrp, nyn_dvrp+1
	395	DO k = nzb, nz_do3d
	396	local_pf(i,j,k) = s(k,j,i)
	397	ENDDO
	398	ENDDO
	399	ENDDO
	400	ELSE
	401	message_string = 'if passive_scalar = ' // &
[2274]	402	'.FALSE. output of ' // TRIM( output_variable ) // &
[1960]	403	'is not provided'
	404	CALL message( 'data_output_dvrp', 'PA0183',&
	405	0, 0, 0, 6, 0 )
	406	ENDIF
	407
[246]	408	CASE ( 'u*_xy' )
	409	DO i = nxl_dvrp, nxr_dvrp+1
	410	DO j = nys_dvrp, nyn_dvrp+1
	411	local_pf(i,j,nzb+1) = us(j,i)
	412	ENDDO
[1]	413	ENDDO
[246]	414	slicer_position = zu(nzb+1)
[1]	415
[246]	416	CASE ( 't*_xy' )
	417	DO i = nxl_dvrp, nxr_dvrp+1
	418	DO j = nys_dvrp, nyn_dvrp+1
	419	local_pf(i,j,nzb+1) = ts(j,i)
	420	ENDDO
[1]	421	ENDDO
[246]	422	slicer_position = zu(nzb+1)
[1]	423
	424
[246]	425	CASE DEFAULT
[130]	426	!
[246]	427	!-- The DEFAULT case is reached either if output_variable
	428	!-- contains unsupported variable or if the user has coded a
	429	!-- special case in the user interface. There, the subroutine
	430	!-- user_data_output_dvrp checks which of these two conditions
	431	!-- applies.
	432	CALL user_data_output_dvrp( output_variable, local_pf )
[1]	433
[130]	434
[246]	435	END SELECT
[1]	436
[264]	437	ELSE
	438	!
	439	!-- No overlap of clipping domain with the current subdomain
	440	DO i = nxl_dvrp, nxr_dvrp+1
	441	DO j = nys_dvrp, nyn_dvrp+1
	442	DO k = nzb, nz_do3d
[1353]	443	local_pf(i,j,k) = 0.0_wp
[264]	444	ENDDO
	445	ENDDO
	446	ENDDO
	447
[246]	448	ENDIF
[1]	449
	450	IF ( mode_dvrp(m)(1:10) == 'isosurface' ) THEN
[392]	451
[1]	452	!
	453	!-- DVRP-Calls for plotting isosurfaces:
	454	CALL cpu_log( log_point_s(26), 'dvrp_isosurface', 'start' )
	455
	456	!
[284]	457	!-- Definition of isosurface color
	458	tmp_r = isosurface_color(1,n_isosurface)
	459	tmp_g = isosurface_color(2,n_isosurface)
	460	tmp_b = isosurface_color(3,n_isosurface)
[1353]	461	tmp_t = 0.0_wp
[284]	462	CALL DVRP_MATERIAL_RGB( m-1, 1, tmp_r, tmp_g, tmp_b, tmp_t )
[1]	463
	464	!
	465	!-- Compute and plot isosurface in dvr-format
[1353]	466	CALL DVRP_DATA( m-1, local_pf, 1, nx_dvrp, ny_dvrp, nz_dvrp, &
[1]	467	cyclic_dvrp, cyclic_dvrp, cyclic_dvrp )
[210]	468
	469	c_size_x = vc_size_x; c_size_y = vc_size_y; c_size_z = vc_size_z
	470	CALL DVRP_CLUSTER_SIZE( m-1, c_size_x, c_size_y, c_size_z )
	471
	472	c_mode = vc_mode
	473	CALL DVRP_CLUSTERING_MODE( m-1, c_mode )
	474
	475	gradient_normals = vc_gradient_normals
	476	CALL DVRP_GRADIENTNORMALS( m-1, gradient_normals )
[392]	477
[210]	478	!
	479	!-- A seperate procedure for setting vc_alpha will be in the next
	480	!-- version of libDVRP
	481	tmp_c_alpha = vc_alpha
	482	CALL DVRP_THRESHOLD( -(m-1)-1, tmp_c_alpha )
	483
[246]	484	IF ( dvrp_overlap ) THEN
[284]	485	tmp_th = threshold(n_isosurface)
[246]	486	ELSE
[1353]	487	tmp_th = 1.0_wp ! nothing is plotted because array values are 0
[246]	488	ENDIF
	489
[210]	490	CALL DVRP_THRESHOLD( m-1, tmp_th )
[392]	491
[210]	492	CALL DVRP_VISUALIZE( m-1, 21, dvrp_filecount )
	493
[1]	494	CALL cpu_log( log_point_s(26), 'dvrp_isosurface', 'stop' )
	495
	496	ELSEIF ( mode_dvrp(m)(1:6) == 'slicer' ) THEN
[392]	497
[1]	498	!
	499	!-- DVRP-Calls for plotting slicers:
	500	CALL cpu_log( log_point_s(27), 'dvrp_slicer', 'start' )
	501
	502	!
	503	!-- Material and color definitions
[1353]	504	tmp_r = 0.0_wp; tmp_g = 0.0_wp; tmp_b = 0.0_wp; tmp_t = 0.0_wp
[210]	505	CALL DVRP_MATERIAL_RGB( m-1, 1, tmp_r, tmp_g, tmp_b, tmp_t )
[1]	506
[284]	507	n_slicer = n_slicer + 1
	508
	509	!
	510	!-- Using dolorfunction has not been properly tested
	511	! islice_dvrp = n_slicer
	512	! CALL DVRP_COLORFUNCTION( m-1, DVRP_CM_HLS, 25, &
	513	! slicer_range_limits_dvrp(:,n_slicer), &
[1]	514	! color_dvrp )
	515
[284]	516	!
	517	!-- Set interval of values defining the colortable
	518	CALL set_slicer_attributes_dvrp( n_slicer )
	519
	520	!
	521	!-- Create user-defined colortable
[1]	522	CALL user_dvrp_coltab( 'slicer', output_variable )
	523
[1353]	524	CALL DVRP_COLORTABLE_HLS( m-1, 1, interval_values_dvrp, &
	525	interval_h_dvrp, interval_l_dvrp, &
[1]	526	interval_s_dvrp, interval_a_dvrp )
	527
	528	!
	529	!-- Compute and plot slicer in dvr-format
[1353]	530	CALL DVRP_DATA( m-1, local_pf, 1, nx_dvrp, ny_dvrp, nz_dvrp, &
[1]	531	cyclic_dvrp, cyclic_dvrp, cyclic_dvrp )
[262]	532	tmp_pos = slicer_position
	533	CALL DVRP_SLICER( m-1, section_mode, tmp_pos )
[106]	534
[1]	535	CALL DVRP_VISUALIZE( m-1, 2, dvrp_filecount )
	536
	537	CALL cpu_log( log_point_s(27), 'dvrp_slicer', 'stop' )
	538
	539	ENDIF
	540
	541	DEALLOCATE( local_pf )
	542
[210]	543	ELSEIF ( mode_dvrp(m)(1:9) == 'pathlines' ) THEN
	544
	545	ALLOCATE( local_pfi(4,nxl:nxr+1,nys:nyn+1,nzb:nz_do3d) )
	546	DO i = nxl, nxr+1
	547	DO j = nys, nyn+1
	548	DO k = nzb, nz_do3d
	549	local_pfi(1,i,j,k) = u(k,j,i)
	550	local_pfi(2,i,j,k) = v(k,j,i)
	551	local_pfi(3,i,j,k) = w(k,j,i)
[1353]	552	tmp_norm = SQRT( u(k,j,i) * u(k,j,i) + &
	553	v(k,j,i) * v(k,j,i) + &
[210]	554	w(k,j,i) * w(k,j,i) )
[1353]	555	tmp_alpha = ACOS( 0.0_wp * u(k,j,i) / tmp_norm + &
	556	0.0_wp * v(k,j,i) / tmp_norm - &
	557	1.0_wp * w(k,j,i) / tmp_norm )
	558	tmp_alpha_w = tmp_alpha / pi * 180.0_wp
[210]	559	local_pfi(4,i,j,k) = tmp_alpha_w
	560	ENDDO
	561	ENDDO
	562	ENDDO
	563
	564	CALL cpu_log( log_point_s(31), 'dvrp_pathlines', 'start' )
	565
[3045]	566	CALL DVRP_DATA( m-1, local_pfi, 4, nx_dvrp, ny_dvrp, nz_dvrp, &
[210]	567	cyclic_dvrp, cyclic_dvrp, cyclic_dvrp )
	568	CALL DVRP_VISUALIZE( m-1, 20, dvrp_filecount )
	569
	570	CALL cpu_log( log_point_s(31), 'dvrp_pathlines', 'stop' )
	571
	572	DEALLOCATE( local_pfi )
	573
[1]	574	ENDIF
	575
	576	m = m + 1
	577
	578	ENDDO
	579
	580	dvrp_filecount = dvrp_filecount + 1
	581
	582	CALL cpu_log( log_point(27), 'data_output_dvrp', 'stop' )
	583
	584	#endif
	585	END SUBROUTINE data_output_dvrp

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