--- /dev/null
+## Copyright (C) 2003 Motorola Inc
+## Copyright (C) 2003 David Bateman
+##
+## 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 2 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{y} =} float (@var{x})
+## Converts a fixed point object to the equivalent floating point object. This
+## is equivalent to @code{@var{x}.x} if @code{isfixed(@var{x})} returns true,
+## and returns @var{x} otherwise.
+## @end deftypefn
+
+function y = float (x)
+
+ if isfixed(x)
+ y = x.x;
+ else
+ y = x;
+ endif
+
+endfunction