> This small program can dump the outlines, hinted or unhinted, of
> glyphs under windows. It is helpful for identifying whether certain
> rendering differences result from the bytecode interpreter or from
> the monochrone raster.
Very good that you've written that! I've asked for such a program
years ago. BTW, perhaps you find a better name for this smal
program...
> For example, we can dump the glyph `8' from tahoma at 11ppem. [...]
>
> these 3 points are 1/64 pixel higher under windows. We then know
> that the rendering difference should result from the bytecode
> interpreter. (the IP just before the IUPs is suspicious. It seems
> windows is doing something undocumented.)
Probably, I don't know
> Werner knew this. I don't know how he knew though :-)
Using FontForge to single-step through the bytecode instructions!
This makes great fun (and drives George crazy because of my many bug
reports and feature suggestions).
Werner
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