[e6773f]: inst / vrml_material.m  Maximize  Restore  History

Download this file

63 lines (52 with data), 1.9 kB

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
## Copyright (C) 2002 Etienne Grossmann <etienne@cs.uky.edu>
##
## This program is free software; you can redistribute it and/or modify it under
## the terms of the GNU General Public License as published by the Free Software
## Foundation; either version 3 of the License, or (at your option) any later
## version.
##
## This program is distributed in the hope that it will be useful, but WITHOUT
## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
## details.
##
## You should have received a copy of the GNU General Public License along with
## this program; if not, see <http://www.gnu.org/licenses/>.
## s = vrml_material (dc,ec,tr) - Returns a "material" vrml node
##
## dc : 3x1 : diffuseColor
## ec : 3x1 : emissiveColor
## or 1x1 : use dc as emissiveColor if ec is true. Default = 0
## tr : 1x1 : transparency Default = 0
function s = vrml_material (dc, ec, tran,DEF)
if nargin < 1, dc = [0.3 0.4 0.9] ; # Default color
elseif prod (size (dc)) != 3,
error ("dc should have length 3 (it is %i x %i)",size (dc));
end
emit = 1;
if nargin < 2, ec = 0; end
if nargin < 3, tran = 0; end
if nargin < 4, DEF = ""; end
if prod (size (ec)) == 1 && !isnan (ec) , emit = ec ; ec = dc ; end
if isnan (tran)
tran = 0;
end
if emit && !isnan (ec)
se = sprintf (" emissiveColor %8.3g %8.3g %8.3g\n",ec);
else
se = "";
end
if tran && ! isnan (tran)
st = sprintf (" transparency %8.3g\n",tran);
else
st = "";
end
if isempty (DEF), sd = "";
else sd = ["DEF ",DEF];
end
s = sprintf ([" material ",sd," Material {\n",\
se,st,\
" diffuseColor %8.3g %8.3g %8.3g \n",\
" }\n"],\
dc);
endfunction

Get latest updates about Open Source Projects, Conferences and News.

Sign up for the SourceForge newsletter:

JavaScript is required for this form.





No, thanks