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comparison extra/fpl/deprecated/FPL2ptcquiver.m @ 12671:20e8aca47b2c octave-forge

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prepare for release
author cdf
date Mon, 17 Aug 2015 10:19:39 +0000
parents extra/fpl/inst/deprecated/FPL2ptcquiver.m@2748190086ad
children
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12670:d68da2f2417b 12671:20e8aca47b2c
1 ## Copyright (C) 2004-2008 Carlo de Falco, Massimiliano Culpo
2 ##
3 ## This file is part of
4 ##
5 ## FPL - Fem PLotting package for octave
6 ##
7 ## FPL is free software; you can redistribute it and/or modify
8 ## it under the terms of the GNU General Public License as published by
9 ## the Free Software Foundation; either version 3 of the License, or
10 ## (at your option) any later version.
11 ##
12 ## FPL is distributed in the hope that it will be useful,
13 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
14 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 ## GNU General Public License for more details.
16 ##
17 ## You should have received a copy of the GNU General Public License
18 ## along with FPL; If not, see <http://www.gnu.org/licenses/>.
19 ##
20 ##
21 ## AUTHORS:
22 ## Carlo de Falco <cdf _AT_ users.sourceforge.net>
23 ##
24 ## Culpo Massimiliano
25 ## Bergische Universitaet Wuppertal
26 ## Fachbereich C - Mathematik und Naturwissenschaften
27 ## Arbeitsgruppe fuer Angewandte MathematD-42119 Wuppertal Gaussstr. 20
28 ## D-42119 Wuppertal, Germany
29
30 ## -*- texinfo -*-
31 ## @deftypefn {Function File} {} FPL2ptcquiver (@var{mesh1}, @var{color1}
32 ## @var{vx1}, @var{vy1}, [ @var{mesh2}, @var{color2}, @var{vx2}, @var{vy2} ...])
33 ##
34 ## Plots the 2D vector fields @var{vx}, @var{vy}
35 ## defined on the triangulations @var{mesh} using opendx.
36 ##
37 ##
38 ## @seealso{FPL2pdesurf, FPL2ptcsurf, FPL2pdequiver}
39 ## @end deftypefn
40
41 function FPL2ptcquiver(varargin)
42
43 colorlist = "";
44 datalist = "";
45
46 for ii = 1:4:nargin
47 dataname{ii} = mktemp("/tmp",".dx");
48 JX = sum(varargin{ii+2},1)'/3;
49 JY = sum(varargin{ii+3},1)'/3;
50 FPL2dxoutputdata(dataname{ii},varargin{ii}.p,varargin{ii}.t,[ JX JY],'J',1,2,1);
51 datalist = strcat (datalist, """", dataname{ii} , """");
52 colorlist= strcat (colorlist, """", varargin{ii+1} , """");
53 endfor
54
55 scriptname = mktemp("/tmp",".net");
56
57 view = file_in_path(path,"FPL2ptcquiver.net");
58
59 system (["cp " view " " scriptname]);
60 system (["sed -i \'s|""FILELIST""|" datalist "|g\' " scriptname]);
61 system (["sed -i \'s|""COLORLIST""|" colorlist "|g\' " scriptname]);
62
63 command = ["dx -noConfirmedQuit -program " scriptname " -execute -image >& /dev/null & "];
64 system(command);
65
66 endfunction
67
68 function filename = mktemp (direct,ext);
69
70 if (~exist(direct,"dir"))
71 error("trying to save temporary file to non existing directory")
72 endif
73
74 done=false;
75
76 while ~done
77 filename = [direct,"/FPL.",num2str(floor(rand*1e7)),ext];
78 if ~exist(filename,"file")
79 done =true;
80 endif
81 endwhile
82
83 endfunction