X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?p=CreaPhase.git;a=blobdiff_plain;f=octave_packages%2Fsignal-1.1.3%2Fcmorwavf.m;fp=octave_packages%2Fsignal-1.1.3%2Fcmorwavf.m;h=9c089fa69d0dc16b407b3b24d82a9814a3049dff;hp=0000000000000000000000000000000000000000;hb=c880e8788dfc484bf23ce13fa2787f2c6bca4863;hpb=1705066eceaaea976f010f669ce8e972f3734b05

diff --git a/octave_packages/signal-1.1.3/cmorwavf.m b/octave_packages/signal-1.1.3/cmorwavf.m
new file mode 100644
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+++ b/octave_packages/signal-1.1.3/cmorwavf.m
@@ -0,0 +1,29 @@
+## Copyright (C) 2007 Sylvain Pelissier <sylvain.pelissier@gmail.com>
+##
+## 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/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {[@var{psi,x}] =} cmorwavf (@var{lb,ub,n,fb,fc})
+## Compute the Complex Morlet wavelet.
+## @end deftypefn
+
+function [psi,x] = cmorwavf (lb,ub,n,fb,fc)
+  if (nargin ~= 5)
+    print_usage;
+  elseif (n <= 0 || floor(n) ~= n)
+    error("n must be an integer strictly positive");
+  endif
+  x = linspace(lb,ub,n);
+  psi =((pi*fb)^(-0.5))*exp(2*i*pi*fc.*x).*exp(-x.^2/fb);
+endfunction