Mercurial > octave
view scripts/elfun/atan2d.m @ 21232:b8cf410b5c88
eliminate feature tests from lo-mappers.h
* lo-mappers.h, lo-mappers.cc (xisinf, xisnan, xfinite):
Move feature tests inside functions in lo-mappers.cc.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Tue, 09 Feb 2016 04:55:29 -0500 |
parents | 516bb87ea72e |
children | bac0d6f07a3e |
line wrap: on
line source
## Copyright (C) 2013-2015 Rik Wehbring ## ## This file is part of Octave. ## ## Octave 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. ## ## Octave 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 Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {} {} atan2d (@var{y}, @var{x}) ## Compute atan2 (@var{y} / @var{x}) in degrees for corresponding elements ## from @var{y} and @var{x}. ## @seealso{tand, atan2} ## @end deftypefn function retval = atan2d (y, x) if (nargin != 2) print_usage (); endif retval = 180 ./ pi .* atan2 (y, x); endfunction %!assert (atan2d (-1:.1:1, 1:-.1:-1), 180/pi * atan2 (-1:.1:1, 1:-.1:-1), -10*eps) %!error atan2d () %!error atan2d (1)