doubleAngles.m

function angles2 = doubleAngles(angles, corr)
%   doubleAngles.m 
%       doubles segment angle vector from 0-180 to 0-360 for plotting   
%       
%   David Healy
%   February 2021 
%   d.healy@abdn.ac.uk

%% Copyright
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% copy of this software and associated documentation files (the
% "Software"), to deal in the Software without restriction, including
% without limitation the rights to use, copy, modify, merge, publish,
% distribute, sublicense, and/or sell copies of the Software, and to permit
% persons to whom the Software is furnished to do so, subject to the
% following conditions:
% 
% The above copyright notice and this permission notice shall be included
% in all copies or substantial portions of the Software.
% 
% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
% OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
% MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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% USE OR OTHER DEALINGS IN THE SOFTWARE.

%   double the array around 180 degrees, and correct for North arrow 
angles2 = [ round(angles - corr); ...
            round(angles - corr) + 180.0 ] ;

%   fix any negative angles 
angles2(angles2 < 0) = angles2(angles2 < 0) + 360.0 ; 

end