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comparison extra/fpl/deprecated/FPL2dxoutputdata.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/FPL2dxoutputdata.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 ## @deftypefn {Function File} {} FPL2dxoutputdata ( @var{filename}, @
32 ## @var{p}, @var{t}, @var{u}, @var{attr_name}, @var{attr_rank}, @
33 ## @var{attr_shape}, @var{endfile} )
34 ##
35 ## Outputs data in DX form.
36 ##
37 ## Variable must be a scalar, vector or tensor of doubles
38 ##
39 ## @itemize @minus
40 ## @item @var{filename}= name of file to save (type string)
41 ## @item @var{p}, @var{t} = mesh
42 ## @item @var{u} = variable to save
43 ## @item @var{attr_name} = name of the variable (type string)
44 ## @item @var{attr_rank} = rank of variable data (0 for scalar, 1 for vector, etc.)
45 ## @item @var{attr_shape} = number of components of variable data (assumed 1 for scalar)
46 ## @item @var{endfile} = 0 if you want to add other variables to the
47 ## same file, 1 otherwise
48 ## @end itemize
49 ## @end deftypefn
50
51 function FPL2dxoutputdata(filename,p,t,u,attr_name,attr_rank,attr_shape,endfile)
52
53 p = p';
54 t = t';
55 t = t(:,1:3);
56
57 fid=fopen (filename,'w');
58 Nnodi = size(p,1);
59 Ntriangoli = size(t,1);
60 Ndati = size(u,1);
61
62 fprintf(fid,"object ""pos""\nclass array type float rank 1 shape 2 items %d data follows",Nnodi);
63
64 for i=1:Nnodi
65 fprintf(fid,"\n");
66 fprintf(fid," %1.7e",p(i,:));
67 endfor
68
69 if (min(min(t))==1)
70 t=t-1;
71 elseif(min(min(t))~=0)
72 disp('WARNING: check triangle structure')
73 endif
74 ## In DX format nodes are
75 ## numbered starting from zero,
76 ## instead we want to number
77 ## them starting from 1!
78 ## Here we restore the DX
79 ## format
80
81 fprintf(fid,"\n\nobject ""con""\nclass array type int rank 1 shape 3 items %d data follows",Ntriangoli);
82 for i=1:Ntriangoli
83 fprintf(fid,"\n");
84 fprintf(fid," %d",t(i,:));
85 endfor
86
87 fprintf(fid,"\nattribute ""element type"" string ""triangles""\nattribute ""ref"" string ""positions""\n\n");
88
89 if ((attr_rank==0) && (min(size(u))==1))
90 fprintf(fid,"object ""%s.data""\nclass array type double rank 0 items %d data follows",attr_name,Ndati);
91 fprintf(fid,"\n %1.7e",u);
92
93 else
94 fprintf(fid,"object ""%s.data""\nclass array type double rank %d shape %d items %d data follows", ...
95 attr_name,attr_rank,attr_shape,Ndati);
96 for i=1:Ndati
97 fprintf(fid,"\n");
98 fprintf(fid," %1.7e",u(i,:));
99 endfor
100
101 endif
102
103 if Ndati==Nnodi
104 fprintf(fid,["\nattribute ""dep"" string ""positions""\n\n" ...
105 "object ""%s"" class field\n"...
106 "component ""positions"" value ""pos""\n"...
107 "component ""connections"" value ""con""\n"...
108 "component ""data"" value ""%s.data""\n"],...
109 attr_name,attr_name);
110 elseif Ndati==Ntriangoli
111 fprintf(fid,["\nattribute ""dep"" string ""connections""\n\n" ...
112 "object ""%s"" class field\n"...
113 "component ""positions"" value ""pos""\n"...
114 "component ""connections"" value ""con""\n"...
115 "component ""data"" value ""%s.data""\n"],...
116 attr_name,attr_name);
117 endif
118
119 if(endfile)
120 fprintf(fid,"\nend\n");
121 endif
122
123 fclose (fid);
124
125
126 endfunction