Re: The current state of rendering and overlap

> 
>> 
>> It's easy enough to add FT_OUTLINE_OVERLAP to any glyph loaded from a
>> CFF2 font. Whether that makes sense is one thing I'd like advice about.
>> There's currently no such code.
> 
> I would suggest that CFF2 invent a special charstring to mark overlaps
> with FT_OUTLINE_OVERLAP only when necessary. Let us know to implement
> it in FreeType.

https://www.w3.org/TR/WOFF2/#p1

WOFF2 is moving towards accepting explicit overlap flags. Perhaps CFF2 can spare  a reserved operator or a two-byte operator.