Re: skyline vertical spacing

[Werner LEMBERG]

> It would also deal solve some numerical accuracy issues. If I have 2
> double-sharps a third apart, the bottom of one is _exactly_ at the
> same y-coordinate as the top of the other. Since we currently do
> skylines as boxes with vertical sides, it would only take some
> floating point error to cause the skylines not to collide and the
> double-sharps to end up vertically stacked. With sloped skylines, a
> tiny error would only cause them to move towards each other by a
> proportional amount.

Well, just add some espilon to the values to avoid completely
identical values.  Knuth uses similar strategies for Metafont.


    Werner