function RT = UWRadon(im, thetas, rotMethod)

n = size(im,1);
nth = size(thetas,2);
RT = zeros(n, nth);

%---- generate slice for each theta 

%%%%%% FILL OUT

%---- zero-padding
zp = ceil( (sqrt(2)-1)*n/2 );
RT = [zeros(zp,nth); RT; zeros(zp,nth)];

end
