Add a useful package (from Source forge) for octave

[CreaPhase.git] / octave_packages / geometry-1.5.0 / shape2d / curveval.m

diff --git a/octave_packages/geometry-1.5.0/shape2d/curveval.m b/octave_packages/geometry-1.5.0/shape2d/curveval.m
new file mode 100644 (file)
index 0000000..b47ec77
--- /dev/null
+++ b/octave_packages/geometry-1.5.0/shape2d/curveval.m
@@ -0,0 +1,30 @@
+%% Copyright (c) 2012 Juan Pablo Carbajal <carbajal@ifi.uzh.ch>
+%%
+%%    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
+%%    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{p} = } curveval (@var{curve}, @var{t})
+%% Evaluates parametric @var{curve} at @var{t}.
+%%
+%% @end deftypefn
+function p = curveval (curve, t)
+
+  dim = size (curve,1);
+  p = zeros (length(t), dim);
+
+  for i = 1:dim
+    p(:,i) = polyval (curve(i,:), t);
+  end
+
+endfunction