function q = twoCornersOneBall2DPoster(X1,X2,varargin)
% two corners and one ball

seti = varargin{end};
R = seti.rCD/2;

q = twoCorners2DPoster(X1,X2,seti);

q = 0.8*q + 1.0*((X2-9/16*R).^2 + (X1+9/16*R).^2 <= (1/16*R)^2);

%q = 0.8*q + 1.0*((X2-15/32*R).^2 + (X1+15/32*R).^2 <= (1/16*R)^2);

q = double(q);

end