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annotate scripts/signal/private/rectangle_lw.m @ 15144:9cc337ced51a

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build: Update OCTAVE_UMFPACK_SEPARATE_SPLIT macro to look for SuiteSparse header file. * acinclude.m4: Update OCTAVE_UMFPACK_SEPARATE_SPLIT macro to look for SuiteSparse header file.
author Rik <rik@octave.org>
date Fri, 10 Aug 2012 12:56:15 -0700
parents 5bc9b9cb4362
children abf384f5d243
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 1995-2012 Friedrich Leisch
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} rectangle_lw (@var{n}, @var{b})
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21 ## Rectangular lag window. Subfunction used for spectral density
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22 ## estimation.
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23 ## @end deftypefn
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24
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25 ## Author: FL <Friedrich.Leisch@ci.tuwien.ac.at>
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26 ## Description: Rectangular lag window
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28 function retval = rectangle_lw (n, b)
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29
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30 if (nargin != 2)
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31 print_usage ();
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32 endif
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33
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34 retval = zeros (n, 1);
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35 t = floor (1 / b);
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36
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37 retval(1:t, 1) = ones (t, 1);
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38
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39 endfunction