## Copyright (C) 2015 Oscar Monerris Belda
##
## 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 .
## -*- texinfo -*-
## @deftypefn {Function File} {@var{xwrap} =} wrapTo2Pi (@var{x})
##
## Wraps x into the 0 to 2pi interval
##
## @var{x}: angle in radians (single value or vector)
##
## @example
## pi/2 = wrapTo2Pi(5*pi/2)
## @end example
##
## @seealso{wrapTo180, wrapTo360, wraptoPi}
## @end deftypefn
## Author: Oscar Monerris Belda
## Created: 2015-12-10
## v 0.1
function xwrap = wrapTo2Pi(x)
x = mod(x/pi,4);
xwrap = pi*(x - 2*(x > 2));
end