X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=octave_packages%2Fquaternion-2.0.0%2F%40quaternion%2Fcat.m;fp=octave_packages%2Fquaternion-2.0.0%2F%40quaternion%2Fcat.m;h=7f2ef01a68fb8584a9ac59a47ca816ad96e05a02;hb=f5f7a74bd8a4900f0b797da6783be80e11a68d86;hp=0000000000000000000000000000000000000000;hpb=1705066eceaaea976f010f669ce8e972f3734b05;p=CreaPhase.git

diff --git a/octave_packages/quaternion-2.0.0/@quaternion/cat.m b/octave_packages/quaternion-2.0.0/@quaternion/cat.m
new file mode 100644
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+++ b/octave_packages/quaternion-2.0.0/@quaternion/cat.m
@@ -0,0 +1,36 @@
+## Copyright (C) 2011   Lukas F. Reichlin
+##
+## 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{q} =} cat (@var{dim}, @var{q1}, @var{q2}, @dots{})
+## Concatenation of quaternions along dimension @var{dim}.
+## @end deftypefn
+
+## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
+## Created: November 2011
+## Version: 0.1
+
+function q = cat (dim, varargin)
+
+  tmp = cellfun (@quaternion, varargin);  # uniformoutput = true !
+
+  w = cat (dim, tmp.w);
+  x = cat (dim, tmp.x);
+  y = cat (dim, tmp.y);
+  z = cat (dim, tmp.z);
+
+  q = quaternion (w, x, y, z);
+
+endfunction