1######################################################################## 2## 3## Copyright (C) 2013-2021 The Octave Project Developers 4## 5## See the file COPYRIGHT.md in the top-level directory of this 6## distribution or <https://octave.org/copyright/>. 7## 8## This file is part of Octave. 9## 10## Octave is free software: you can redistribute it and/or modify it 11## under the terms of the GNU General Public License as published by 12## the Free Software Foundation, either version 3 of the License, or 13## (at your option) any later version. 14## 15## Octave is distributed in the hope that it will be useful, but 16## WITHOUT ANY WARRANTY; without even the implied warranty of 17## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18## GNU General Public License for more details. 19## 20## You should have received a copy of the GNU General Public License 21## along with Octave; see the file COPYING. If not, see 22## <https://www.gnu.org/licenses/>. 23## 24######################################################################## 25 26## -*- texinfo -*- 27## @deftypefn {} {} atan2d (@var{y}, @var{x}) 28## Compute atan (@var{y} / @var{x}) in degrees for corresponding elements 29## from @var{y} and @var{x}. 30## @seealso{tand, atan2} 31## @end deftypefn 32 33function retval = atan2d (y, x) 34 35 if (nargin != 2) 36 print_usage (); 37 endif 38 39 retval = 180 ./ pi .* atan2 (y, x); 40 41endfunction 42 43 44%!assert (atan2d (-1:.1:1, 1:-.1:-1), 180/pi * atan2 (-1:.1:1, 1:-.1:-1), -10*eps) 45 46%!error atan2d () 47%!error atan2d (1) 48