X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?p=CreaPhase.git;a=blobdiff_plain;f=octave_packages%2Fsignal-1.1.3%2Fboxcar.m;fp=octave_packages%2Fsignal-1.1.3%2Fboxcar.m;h=928a3b518a6a20b65530e1fb9c47a021f3c5f1c3;hp=0000000000000000000000000000000000000000;hb=f5f7a74bd8a4900f0b797da6783be80e11a68d86;hpb=1705066eceaaea976f010f669ce8e972f3734b05

diff --git a/octave_packages/signal-1.1.3/boxcar.m b/octave_packages/signal-1.1.3/boxcar.m
new file mode 100644
index 0000000..928a3b5
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+++ b/octave_packages/signal-1.1.3/boxcar.m
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+## Copyright (C) 2000 Paul Kienzle <pkienzle@users.sf.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/>.
+
+## usage:  w = boxcar (n)
+##
+## Returns the filter coefficients of a rectangular window of length n.
+
+function w = boxcar (n)
+
+  if (nargin != 1)
+    print_usage;
+  elseif !isscalar(n) || n != floor(n) || n <= 0
+    error ("boxcar:  n must be an integer > 0");
+  endif
+
+  w = ones(n, 1);
+
+endfunction