/usr/share/octave/packages/control-2.6.2/__adjust_iddata_tsam__.m is in octave-control 2.6.2-1build1.
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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 | ## Copyright (C) 2009-2014 Lukas F. Reichlin
##
## This file is part of LTI Syncope.
##
## LTI Syncope 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.
##
## LTI Syncope 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 LTI Syncope. If not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## Check whether tsam is a e-by-1 cell array of valid sampling times.
## If not, it tries to convert tsam accordingly.
## Empty tsam are filled with default value -1.
## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
## Created: February 2012
## Version: 0.1
function tsam = __adjust_iddata_tsam__ (tsam, e)
if (isempty (tsam))
tsam = num2cell (-ones (e, 1));
elseif (iscell (tsam))
tsam = reshape (tsam, [], 1);
else
tsam = {tsam};
endif
tmp = cellfun (@issample, tsam, {-1});
if (any (! tmp))
error ("iddata: invalid sampling time");
endif
nt = numel (tsam);
if (nt == 1 && e > 1)
tsam = repmat (tsam, e, 1);
elseif (nt != e)
error ("iddata: there are %d experiments, but only %d sampling times", ...
e, nt);
endif
endfunction
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