/usr/share/octave/packages/vrml-1.0.13/vrml_anim.m is in octave-vrml 1.0.13-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | ## Copyright (C) 2005-2012 Etienne Grossmann <etienne@egdn.net>
##
## 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_anim (typ, val, eventin, time)
##
## Assemble
## - an interpolator of type typ, with values val
## - a TimeSensor with period time
## and route the event to eventin
##
function [s,tname] = vrml_anim (typ, val, eventin, key, period)
if nargin < 4, key = [0 1]; end
if nargin < 5, period = 5; end
iname = vrml_newname ();
si = vrml_interp (typ, val,"key",key, "DEF",iname);
if isnumeric (period)
tname = vrml_newname ();
st = vrml_TimeSensor ("cycleInterval",period,"loop",1,"DEF",tname);
else # Use previously declared TimeSensor
tname = period;
st = "";
end
sr = vrml_ROUTE ([tname,".fraction_changed"],[iname,".set_fraction"]);
sr2 = vrml_ROUTE ([iname,".value_changed"],eventin);
s = [si, st, sr, sr2];
endfunction
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