pix2deg.m

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% Anne Urai and Klaus Wimmer, 2016
% anne.urai@gmail.com / kwimmer@clinic.ub.es

function ang = pix2deg(window, pix)

%Calculate pixel size
pixSize = window.width/window.res.width;   %cm/pix
sz = pix*pixSize;  %cm (duh)
ang = 2*180*atan(sz/(2*window(1).dist))/pi;

end