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source: palm/trunk/SOURCE/data_output_dvrp.f90 @ 2675

Last change on this file since 2675 was 2274, checked in by Giersch, 8 years ago
Changed error messages
Property svn:keywords set to `Id`
File size: 20.7 KB

Rev	Line
[1873]	1	!> @file data_output_dvrp.f90
[2000]	2	!------------------------------------------------------------------------------!
[1036]	3	! This file is part of PALM.
	4	!
[2000]	5	! PALM is free software: you can redistribute it and/or modify it under the
	6	! terms of the GNU General Public License as published by the Free Software
	7	! Foundation, either version 3 of the License, or (at your option) any later
	8	! version.
[1036]	9	!
	10	! PALM is distributed in the hope that it will be useful, but WITHOUT ANY
	11	! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
	12	! A PARTICULAR PURPOSE. See the GNU General Public License for more details.
	13	!
	14	! You should have received a copy of the GNU General Public License along with
	15	! PALM. If not, see <http://www.gnu.org/licenses/>.
	16	!
[2101]	17	! Copyright 1997-2017 Leibniz Universitaet Hannover
[2000]	18	!------------------------------------------------------------------------------!
[1036]	19	!
[254]	20	! Current revisions:
[1]	21	! -----------------
[1354]	22	!
[2001]	23	!
[1321]	24	! Former revisions:
	25	! -----------------
	26	! $Id: data_output_dvrp.f90 2274 2017-06-09 13:27:48Z basit $
[2274]	27	! Changed error messages
	28	!
	29	! 2101 2017-01-05 16:42:31Z suehring
[1321]	30	!
[2001]	31	! 2000 2016-08-20 18:09:15Z knoop
	32	! Forced header and separation lines into 80 columns
	33	!
[1961]	34	! 1960 2016-07-12 16:34:24Z suehring
	35	! Separate humidity and passive scalar
	36	!
[1874]	37	! 1873 2016-04-18 14:50:06Z maronga
	38	! Module renamed (removed _mod)
	39	!
	40	!
[1851]	41	! 1850 2016-04-08 13:29:27Z maronga
	42	! Module renamed
	43	!
	44	!
[1823]	45	! 1822 2016-04-07 07:49:42Z hoffmann
	46	! Particles and tails removed.
	47	!
[1683]	48	! 1682 2015-10-07 23:56:08Z knoop
	49	! Code annotations made doxygen readable
	50	!
[1354]	51	! 1353 2014-04-08 15:21:23Z heinze
	52	! REAL constants provided with KIND-attribute
	53	!
[1347]	54	! 1346 2014-03-27 13:18:20Z heinze
	55	! Bugfix: REAL constants provided with KIND-attribute especially in call of
	56	! intrinsic function like MAX, MIN, SIGN
	57	!
[1321]	58	! 1320 2014-03-20 08:40:49Z raasch
[1320]	59	! ONLY-attribute added to USE-statements,
	60	! kind-parameters added to all INTEGER and REAL declaration statements,
	61	! kinds are defined in new module kinds,
	62	! revision history before 2012 removed,
	63	! comment fields (!:) to be used for variable explanations added to
	64	! all variable declaration statements
[1]	65	!
[1319]	66	! 1318 2014-03-17 13:35:16Z raasch
	67	! module interfaces removed
	68	!
[1037]	69	! 1036 2012-10-22 13:43:42Z raasch
	70	! code put under GPL (PALM 3.9)
	71	!
[829]	72	! 828 2012-02-21 12:00:36Z raasch
	73	! particle feature color renamed class
	74	!
[1]	75	! Revision 1.1 2000/04/27 06:27:17 raasch
	76	! Initial revision
	77	!
	78	!
	79	! Description:
	80	! ------------
[1822]	81	!> Plot of isosurface and slicers with dvrp-software
[1]	82	!------------------------------------------------------------------------------!
[1682]	83	MODULE dvrp_color
	84
[1036]	85
	86	USE dvrp_variables
[1320]	87
	88	USE kinds
[1036]	89
	90	IMPLICIT NONE
	91
	92	CONTAINS
	93
[1682]	94	!------------------------------------------------------------------------------!
	95	! Description:
	96	! ------------
	97	!> @todo Missing subroutine description.
	98	!------------------------------------------------------------------------------!
[1036]	99	SUBROUTINE color_dvrp( value, color )
	100
[1682]	101	REAL(wp), INTENT(IN) :: value !<
	102	REAL(wp), INTENT(OUT) :: color(4) !<
[1036]	103
[1682]	104	REAL(wp) :: scale !<
[1036]	105
[1320]	106	scale = ( value - slicer_range_limits_dvrp(1,islice_dvrp) ) / &
	107	( slicer_range_limits_dvrp(2,islice_dvrp) - &
[1036]	108	slicer_range_limits_dvrp(1,islice_dvrp) )
	109
[1353]	110	scale = MODULO( 180.0_wp + 180.0_wp * scale, 360.0_wp )
[1036]	111
[1320]	112	color = (/ scale, 0.5_wp, 1.0_wp, 0.0_wp /)
[1036]	113
	114	END SUBROUTINE color_dvrp
	115
	116	END MODULE dvrp_color
	117
	118
	119	RECURSIVE SUBROUTINE data_output_dvrp
	120
[1]	121	#if defined( __dvrp_graphics )
	122
[1320]	123	USE arrays_3d, &
[1960]	124	ONLY: p, pt, q, ql, s, ts, u, us, v, w, zu
[1320]	125
	126	USE cloud_parameters, &
	127	ONLY: l_d_cp, pt_d_t
	128
	129	USE constants, &
	130	ONLY: pi
	131
	132	USE control_parameters, &
	133	ONLY: cloud_droplets, cloud_physics, do2d, do3d, humidity, ibc_uv_b, &
	134	message_string, nz_do3d, passive_scalar, simulated_time, &
	135	threshold
	136
	137	USE cpulog, &
	138	ONLY: log_point, log_point_s, cpu_log
	139
[1]	140	USE DVRP
[1320]	141
[1]	142	USE dvrp_color
[1320]	143
[1]	144	USE dvrp_variables
[1320]	145
	146	USE grid_variables, &
	147	ONLY: dx, dy
	148
	149	USE indices, &
	150	ONLY: nxl, nxr, nyn, nys, nzb
	151
	152	USE kinds
[1822]	153
[1]	154	USE pegrid
	155
	156	IMPLICIT NONE
	157
[1682]	158	CHARACTER (LEN=2) :: section_chr !<
	159	CHARACTER (LEN=6) :: output_variable !<
[1320]	160
[1682]	161	INTEGER(iwp) :: c_mode !<
	162	INTEGER(iwp) :: c_size_x !<
	163	INTEGER(iwp) :: c_size_y !<
	164	INTEGER(iwp) :: c_size_z !<
	165	INTEGER(iwp) :: dvrp_nop !<
	166	INTEGER(iwp) :: dvrp_not !<
	167	INTEGER(iwp) :: gradient_normals !<
	168	INTEGER(iwp) :: i !<
	169	INTEGER(iwp) :: ip !<
	170	INTEGER(iwp) :: j !<
	171	INTEGER(iwp) :: jp !<
	172	INTEGER(iwp) :: k !<
	173	INTEGER(iwp) :: l !<
	174	INTEGER(iwp) :: m !<
	175	INTEGER(iwp) :: n !<
	176	INTEGER(iwp) :: n_isosurface !<
	177	INTEGER(iwp) :: n_slicer !<
	178	INTEGER(iwp) :: nn !<
	179	INTEGER(iwp) :: section_mode !<
	180	INTEGER(iwp) :: vn !<
	181	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: p_c !<
	182	INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: p_t !<
[242]	183
[1682]	184	LOGICAL, DIMENSION(:), ALLOCATABLE :: dvrp_mask !<
[242]	185
[1682]	186	REAL(sp) :: slicer_position !<
	187	REAL(sp) :: tmp_alpha !<
	188	REAL(sp) :: tmp_alpha_w !<
	189	REAL(sp) :: tmp_b !<
	190	REAL(sp) :: tmp_c_alpha !<
	191	REAL(sp) :: tmp_g !<
	192	REAL(sp) :: tmp_norm !<
	193	REAL(sp) :: tmp_pos !<
	194	REAL(sp) :: tmp_r !<
	195	REAL(sp) :: tmp_t !<
	196	REAL(sp) :: tmp_th !<
	197	REAL(sp), DIMENSION(:), ALLOCATABLE :: psize !<
	198	REAL(sp), DIMENSION(:), ALLOCATABLE :: p_x !<
	199	REAL(sp), DIMENSION(:), ALLOCATABLE :: p_y !<
	200	REAL(sp), DIMENSION(:), ALLOCATABLE :: p_z !<
	201	REAL(sp), DIMENSION(:,:,:), ALLOCATABLE :: local_pf !<
	202	REAL(sp), DIMENSION(:,:,:,:), ALLOCATABLE :: local_pfi !<
[1]	203
	204
	205	CALL cpu_log( log_point(27), 'data_output_dvrp', 'start' )
	206
	207	!
	208	!-- Loop over all output modes choosed
[284]	209	m = 1
	210	n_isosurface = 0 ! isosurface counter (for threshold values and color)
	211	n_slicer = 0 ! slice plane counter (for range of values)
[1]	212	DO WHILE ( mode_dvrp(m) /= ' ' )
	213	!
	214	!-- Update of the steering variables
	215	IF ( .NOT. lock_steering_update ) THEN
	216	!
	217	!-- Set lock to avoid recursive calls of DVRP_STEERING_UPDATE
	218	lock_steering_update = .TRUE.
[210]	219	! CALL DVRP_STEERING_UPDATE( m-1, data_output_dvrp )
[1]	220	lock_steering_update = .FALSE.
	221	ENDIF
	222
	223	!
	224	!-- Determine the variable which shall be plotted (in case of slicers or
	225	!-- isosurfaces)
	226	IF ( mode_dvrp(m)(1:10) == 'isosurface' ) THEN
[130]	227	READ ( mode_dvrp(m), '(10X,I2)' ) vn
[1]	228	output_variable = do3d(0,vn)
[284]	229	n_isosurface = n_isosurface + 1
[1]	230	ELSEIF ( mode_dvrp(m)(1:6) == 'slicer' ) THEN
[130]	231	READ ( mode_dvrp(m), '(6X,I2)' ) vn
[1]	232	output_variable = do2d(0,vn)
	233	l = MAX( 2, LEN_TRIM( do2d(0,vn) ) )
	234	section_chr = do2d(0,vn)(l-1:l)
	235	SELECT CASE ( section_chr )
	236	CASE ( 'xy' )
	237	section_mode = 2
	238	slicer_position = zu(MIN( slicer_position_dvrp(m), nz_do3d ))
	239	CASE ( 'xz' )
	240	section_mode = 1
	241	slicer_position = slicer_position_dvrp(m) * dy
	242	CASE ( 'yz' )
	243	section_mode = 0
	244	slicer_position = slicer_position_dvrp(m) * dx
	245	END SELECT
	246	ENDIF
	247
	248	!
	249	!-- Select the plot mode (in case of isosurface or slicer only if user has
	250	!-- defined a variable which shall be plotted; otherwise do nothing)
[1822]	251	IF ( ( mode_dvrp(m)(1:10) == 'isosurface' .OR. &
[1353]	252	mode_dvrp(m)(1:6) == 'slicer' ) &
[1]	253	.AND. output_variable /= ' ' ) THEN
	254
	255	!
	256	!-- Create an intermediate array, properly dimensioned for plot-output
[1353]	257	ALLOCATE( local_pf(nxl_dvrp:nxr_dvrp+1,nys_dvrp:nyn_dvrp+1, &
[246]	258	nzb:nz_do3d) )
[1]	259
	260	!
	261	!-- Move original array to intermediate array
[246]	262	IF ( dvrp_overlap ) THEN
[1]	263
[246]	264	SELECT CASE ( output_variable )
	265
	266	CASE ( 'u', 'u_xy', 'u_xz', 'u_yz' )
	267	DO i = nxl_dvrp, nxr_dvrp+1
	268	DO j = nys_dvrp, nyn_dvrp+1
	269	DO k = nzb, nz_do3d
	270	local_pf(i,j,k) = u(k,j,i)
	271	ENDDO
[1]	272	ENDDO
	273	ENDDO
	274	!
[246]	275	!-- Replace mirrored values at lower surface by real surface
	276	!-- values
[1353]	277	IF ( output_variable == 'u_xz' .OR. &
[246]	278	output_variable == 'u_yz' ) THEN
[1353]	279	IF ( ibc_uv_b == 0 ) local_pf(:,:,nzb) = 0.0_wp
[246]	280	ENDIF
[1]	281
	282
[246]	283	CASE ( 'v', 'v_xy', 'v_xz', 'v_yz' )
	284	DO i = nxl_dvrp, nxr_dvrp+1
	285	DO j = nys_dvrp, nyn_dvrp+1
	286	DO k = nzb, nz_do3d
	287	local_pf(i,j,k) = v(k,j,i)
	288	ENDDO
[1]	289	ENDDO
	290	ENDDO
	291	!
[246]	292	!-- Replace mirrored values at lower surface by real surface
	293	!-- values
[1353]	294	IF ( output_variable == 'v_xz' .OR. &
[246]	295	output_variable == 'v_yz' ) THEN
[1353]	296	IF ( ibc_uv_b == 0 ) local_pf(:,:,nzb) = 0.0_wp
[246]	297	ENDIF
[1]	298
[246]	299	CASE ( 'w', 'w_xy', 'w_xz', 'w_yz' )
	300	DO i = nxl_dvrp, nxr_dvrp+1
	301	DO j = nys_dvrp, nyn_dvrp+1
	302	DO k = nzb, nz_do3d
	303	local_pf(i,j,k) = w(k,j,i)
	304	ENDDO
[1]	305	ENDDO
	306	ENDDO
[106]	307	! Averaging for Langmuir circulation
[246]	308	! DO k = nzb, nz_do3d
	309	! DO j = nys_dvrp+1, nyn_dvrp
	310	! DO i = nxl_dvrp, nxr_dvrp+1
	311	! local_pf(i,j,k) = 0.25 * local_pf(i,j-1,k) + &
	312	! 0.50 * local_pf(i,j,k) + &
	313	! 0.25 * local_pf(i,j+1,k)
	314	! ENDDO
[106]	315	! ENDDO
	316	! ENDDO
[1]	317
[246]	318	CASE ( 'p', 'p_xy', 'p_xz', 'p_yz' )
	319	DO i = nxl_dvrp, nxr_dvrp+1
	320	DO j = nys_dvrp, nyn_dvrp+1
	321	DO k = nzb, nz_do3d
	322	local_pf(i,j,k) = p(k,j,i)
	323	ENDDO
[1]	324	ENDDO
	325	ENDDO
	326
[246]	327	CASE ( 'pt', 'pt_xy', 'pt_xz', 'pt_yz' )
	328	IF ( .NOT. cloud_physics ) THEN
	329	DO i = nxl_dvrp, nxr_dvrp+1
	330	DO j = nys_dvrp, nyn_dvrp+1
	331	DO k = nzb, nz_do3d
	332	local_pf(i,j,k) = pt(k,j,i)
	333	ENDDO
[1]	334	ENDDO
	335	ENDDO
[246]	336	ELSE
	337	DO i = nxl_dvrp, nxr_dvrp+1
	338	DO j = nys_dvrp, nyn_dvrp+1
	339	DO k = nzb, nz_do3d
[1353]	340	local_pf(i,j,k) = pt(k,j,i) + l_d_cp * &
[246]	341	pt_d_t(k) * ql(k,j,i)
	342	ENDDO
[1]	343	ENDDO
	344	ENDDO
[246]	345	ENDIF
[1]	346
[246]	347	CASE ( 'q', 'q_xy', 'q_xz', 'q_yz' )
[1960]	348	IF ( humidity ) THEN
[246]	349	DO i = nxl_dvrp, nxr_dvrp+1
	350	DO j = nys_dvrp, nyn_dvrp+1
	351	DO k = nzb, nz_do3d
	352	local_pf(i,j,k) = q(k,j,i)
	353	ENDDO
[1]	354	ENDDO
[246]	355	ENDDO
[254]	356	ELSE
[1960]	357	message_string = 'if humidity = ' // &
[2274]	358	'.FALSE. output of ' // TRIM( output_variable ) // &
[274]	359	'is not provided'
	360	CALL message( 'data_output_dvrp', 'PA0183',&
	361	0, 0, 0, 6, 0 )
[1]	362	ENDIF
	363
[246]	364	CASE ( 'ql', 'ql_xy', 'ql_xz', 'ql_yz' )
	365	IF ( cloud_physics .OR. cloud_droplets ) THEN
	366	DO i = nxl_dvrp, nxr_dvrp+1
	367	DO j = nys_dvrp, nyn_dvrp+1
	368	DO k = nzb, nz_do3d
	369	local_pf(i,j,k) = ql(k,j,i)
	370	ENDDO
[1]	371	ENDDO
	372	ENDDO
[254]	373	ELSE
[2274]	374	message_string = 'if cloud_physics = .FALSE. and ' // &
	375	'cloud_droplets = .FALSE. '
[1353]	376	'output of ' // TRIM( output_variable) // &
[274]	377	'is not provided'
	378	CALL message( 'data_output_dvrp', 'PA0184',&
	379	0, 0, 0, 6, 0 )
[1]	380	ENDIF
	381
[1960]	382	CASE ( 's', 's_xy', 's_xz', 's_yz' )
	383	IF ( passive_scalar ) THEN
	384	DO i = nxl_dvrp, nxr_dvrp+1
	385	DO j = nys_dvrp, nyn_dvrp+1
	386	DO k = nzb, nz_do3d
	387	local_pf(i,j,k) = s(k,j,i)
	388	ENDDO
	389	ENDDO
	390	ENDDO
	391	ELSE
	392	message_string = 'if passive_scalar = ' // &
[2274]	393	'.FALSE. output of ' // TRIM( output_variable ) // &
[1960]	394	'is not provided'
	395	CALL message( 'data_output_dvrp', 'PA0183',&
	396	0, 0, 0, 6, 0 )
	397	ENDIF
	398
[246]	399	CASE ( 'u*_xy' )
	400	DO i = nxl_dvrp, nxr_dvrp+1
	401	DO j = nys_dvrp, nyn_dvrp+1
	402	local_pf(i,j,nzb+1) = us(j,i)
	403	ENDDO
[1]	404	ENDDO
[246]	405	slicer_position = zu(nzb+1)
[1]	406
[246]	407	CASE ( 't*_xy' )
	408	DO i = nxl_dvrp, nxr_dvrp+1
	409	DO j = nys_dvrp, nyn_dvrp+1
	410	local_pf(i,j,nzb+1) = ts(j,i)
	411	ENDDO
[1]	412	ENDDO
[246]	413	slicer_position = zu(nzb+1)
[1]	414
	415
[246]	416	CASE DEFAULT
[130]	417	!
[246]	418	!-- The DEFAULT case is reached either if output_variable
	419	!-- contains unsupported variable or if the user has coded a
	420	!-- special case in the user interface. There, the subroutine
	421	!-- user_data_output_dvrp checks which of these two conditions
	422	!-- applies.
	423	CALL user_data_output_dvrp( output_variable, local_pf )
[1]	424
[130]	425
[246]	426	END SELECT
[1]	427
[264]	428	ELSE
	429	!
	430	!-- No overlap of clipping domain with the current subdomain
	431	DO i = nxl_dvrp, nxr_dvrp+1
	432	DO j = nys_dvrp, nyn_dvrp+1
	433	DO k = nzb, nz_do3d
[1353]	434	local_pf(i,j,k) = 0.0_wp
[264]	435	ENDDO
	436	ENDDO
	437	ENDDO
	438
[246]	439	ENDIF
[1]	440
	441	IF ( mode_dvrp(m)(1:10) == 'isosurface' ) THEN
[392]	442
[1]	443	!
	444	!-- DVRP-Calls for plotting isosurfaces:
	445	CALL cpu_log( log_point_s(26), 'dvrp_isosurface', 'start' )
	446
	447	!
[284]	448	!-- Definition of isosurface color
	449	tmp_r = isosurface_color(1,n_isosurface)
	450	tmp_g = isosurface_color(2,n_isosurface)
	451	tmp_b = isosurface_color(3,n_isosurface)
[1353]	452	tmp_t = 0.0_wp
[284]	453	CALL DVRP_MATERIAL_RGB( m-1, 1, tmp_r, tmp_g, tmp_b, tmp_t )
[1]	454
	455	!
	456	!-- Compute and plot isosurface in dvr-format
[1353]	457	CALL DVRP_DATA( m-1, local_pf, 1, nx_dvrp, ny_dvrp, nz_dvrp, &
[1]	458	cyclic_dvrp, cyclic_dvrp, cyclic_dvrp )
[210]	459
	460	c_size_x = vc_size_x; c_size_y = vc_size_y; c_size_z = vc_size_z
	461	CALL DVRP_CLUSTER_SIZE( m-1, c_size_x, c_size_y, c_size_z )
	462
	463	c_mode = vc_mode
	464	CALL DVRP_CLUSTERING_MODE( m-1, c_mode )
	465
	466	gradient_normals = vc_gradient_normals
	467	CALL DVRP_GRADIENTNORMALS( m-1, gradient_normals )
[392]	468
[210]	469	!
	470	!-- A seperate procedure for setting vc_alpha will be in the next
	471	!-- version of libDVRP
	472	tmp_c_alpha = vc_alpha
	473	CALL DVRP_THRESHOLD( -(m-1)-1, tmp_c_alpha )
	474
[246]	475	IF ( dvrp_overlap ) THEN
[284]	476	tmp_th = threshold(n_isosurface)
[246]	477	ELSE
[1353]	478	tmp_th = 1.0_wp ! nothing is plotted because array values are 0
[246]	479	ENDIF
	480
[210]	481	CALL DVRP_THRESHOLD( m-1, tmp_th )
[392]	482
[210]	483	CALL DVRP_VISUALIZE( m-1, 21, dvrp_filecount )
	484
[1]	485	CALL cpu_log( log_point_s(26), 'dvrp_isosurface', 'stop' )
	486
	487	ELSEIF ( mode_dvrp(m)(1:6) == 'slicer' ) THEN
[392]	488
[1]	489	!
	490	!-- DVRP-Calls for plotting slicers:
	491	CALL cpu_log( log_point_s(27), 'dvrp_slicer', 'start' )
	492
	493	!
	494	!-- Material and color definitions
[1353]	495	tmp_r = 0.0_wp; tmp_g = 0.0_wp; tmp_b = 0.0_wp; tmp_t = 0.0_wp
[210]	496	CALL DVRP_MATERIAL_RGB( m-1, 1, tmp_r, tmp_g, tmp_b, tmp_t )
[1]	497
[284]	498	n_slicer = n_slicer + 1
	499
	500	!
	501	!-- Using dolorfunction has not been properly tested
	502	! islice_dvrp = n_slicer
	503	! CALL DVRP_COLORFUNCTION( m-1, DVRP_CM_HLS, 25, &
	504	! slicer_range_limits_dvrp(:,n_slicer), &
[1]	505	! color_dvrp )
	506
[284]	507	!
	508	!-- Set interval of values defining the colortable
	509	CALL set_slicer_attributes_dvrp( n_slicer )
	510
	511	!
	512	!-- Create user-defined colortable
[1]	513	CALL user_dvrp_coltab( 'slicer', output_variable )
	514
[1353]	515	CALL DVRP_COLORTABLE_HLS( m-1, 1, interval_values_dvrp, &
	516	interval_h_dvrp, interval_l_dvrp, &
[1]	517	interval_s_dvrp, interval_a_dvrp )
	518
	519	!
	520	!-- Compute and plot slicer in dvr-format
[1353]	521	CALL DVRP_DATA( m-1, local_pf, 1, nx_dvrp, ny_dvrp, nz_dvrp, &
[1]	522	cyclic_dvrp, cyclic_dvrp, cyclic_dvrp )
[262]	523	tmp_pos = slicer_position
	524	CALL DVRP_SLICER( m-1, section_mode, tmp_pos )
[106]	525
[1]	526	CALL DVRP_VISUALIZE( m-1, 2, dvrp_filecount )
	527
	528	CALL cpu_log( log_point_s(27), 'dvrp_slicer', 'stop' )
	529
	530	ENDIF
	531
	532	DEALLOCATE( local_pf )
	533
[210]	534	ELSEIF ( mode_dvrp(m)(1:9) == 'pathlines' ) THEN
	535
	536	ALLOCATE( local_pfi(4,nxl:nxr+1,nys:nyn+1,nzb:nz_do3d) )
	537	DO i = nxl, nxr+1
	538	DO j = nys, nyn+1
	539	DO k = nzb, nz_do3d
	540	local_pfi(1,i,j,k) = u(k,j,i)
	541	local_pfi(2,i,j,k) = v(k,j,i)
	542	local_pfi(3,i,j,k) = w(k,j,i)
[1353]	543	tmp_norm = SQRT( u(k,j,i) * u(k,j,i) + &
	544	v(k,j,i) * v(k,j,i) + &
[210]	545	w(k,j,i) * w(k,j,i) )
[1353]	546	tmp_alpha = ACOS( 0.0_wp * u(k,j,i) / tmp_norm + &
	547	0.0_wp * v(k,j,i) / tmp_norm - &
	548	1.0_wp * w(k,j,i) / tmp_norm )
	549	tmp_alpha_w = tmp_alpha / pi * 180.0_wp
[210]	550	local_pfi(4,i,j,k) = tmp_alpha_w
	551	ENDDO
	552	ENDDO
	553	ENDDO
	554
	555	CALL cpu_log( log_point_s(31), 'dvrp_pathlines', 'start' )
	556
	557	CALL DVRP_DATA( m-1, local_pfi, 4, nx_dvrp, ny_dvrp, nz_dvrp, &
	558	cyclic_dvrp, cyclic_dvrp, cyclic_dvrp )
	559	CALL DVRP_VISUALIZE( m-1, 20, dvrp_filecount )
	560
	561	CALL cpu_log( log_point_s(31), 'dvrp_pathlines', 'stop' )
	562
	563	DEALLOCATE( local_pfi )
	564
[1]	565	ENDIF
	566
	567	m = m + 1
	568
	569	ENDDO
	570
	571	dvrp_filecount = dvrp_filecount + 1
	572
	573	CALL cpu_log( log_point(27), 'data_output_dvrp', 'stop' )
	574
	575	#endif
	576	END SUBROUTINE data_output_dvrp

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