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comparison extra/fpl/deprecated/FPL2pdeshowmesh.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/FPL2pdeshowmesh.m@2748190086ad
children
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12670:d68da2f2417b 12671:20e8aca47b2c
1 ## Copyright (C) 2004-2008,2009 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 ##
32 ## @deftypefn {Function File} {} FPL2pdeshowmesh (@var{mesh},@var{color})
33 ##
34 ## Displays one 2-D triangulations using opendx
35 ##
36 ## Examples:
37 ## @example
38 ##
39 ## FPL2pdeshowmesh(mesh)
40 ## FPL2pdeshowmesh(mesh,"blue")
41 ##
42 ## @end example
43 ##
44 ## @seealso{FPL2ptcshowmesh}
45 ## @end deftypefn
46
47 function FPL2pdeshowmesh (varargin)
48
49 if nargin == 1
50 colorname = "red";
51 else
52 colorname = varargin{2};
53 endif
54
55 dataname = mktemp("/tmp",".dx");
56 FPL2dxoutputdata(dataname,varargin{1}.p,varargin{1}.t,varargin{1}.p(1,:)','x',0,1,1);
57
58 scriptname = mktemp("/tmp",".net");
59
60 showmesh = file_in_path(path,"FPL2pdeshowmesh.net");
61
62 system (["cp " showmesh " " scriptname]);
63 system (["sed -i \'s|FILENAME|" dataname "|g\' " scriptname]);
64 system (["sed -i \'s|COLORNAME|" colorname "|g\' " scriptname]);
65
66 command = ["dx -noConfirmedQuit -program " scriptname " -execute -image >& /dev/null & "];
67 system(command);
68
69 endfunction
70
71 function filename = mktemp (direct,ext);
72
73 if (~exist(direct,"dir"))
74 error("trying to save temporary file to non existing directory")
75 end
76
77 done=false;
78
79 while ~done
80 filename = [direct,"/FPL.",num2str(floor(rand*1e7)),ext];
81 if ~exist(filename,"file")
82 done =true;
83 endif
84 endwhile
85
86 endfunction
87
88 %!test
89 %! msh.p = [0 0; 1 0; 1 1; 0 1].';
90 %! msh.t = [1 2 3 1; 1 3 4 1].';
91 %! msh.e = [1 2 0 0 1 0 1; 2 3 0 0 2 0 1; 3 4 0 0 3 0 1; 4 1 0 0 4 0 1].';
92 %! FPL2pdeshowmesh (msh, "red");
93 %! s = input ("do you see a red outlined square divided in two triangles (if you see an empty plot try ctrl-F)? (y/n): " ,"s");
94 %! assert(s, "y")