before trying to fix plotraw bug reported by Dan Torres
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Added tag IX_9 for changeset 20dc0dc52ad5
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Version IX_9
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after revert
function r=checktilt(rot,angle)
%
% angle = [ rol1 ; pit1 ; rol2 ; pit2]
% rotate pit2,rol2 by rot and then compare results
[rol21,pit21]=uvrot(angle(3,:),angle(4,:),rot);
dr=rol21-angle(1,:);
dp=pit21-angle(2,:);
r=(dr-mean(dr)).^2 + (dp-mean(dp)).^2;
r=sum(r);