Re: [ft-devel] drop-out control

[Werner LEMBERG]

> The reason why the drop-out mode is fixed to 2, is simply because
> it's the only way to get decent rendering with most TrueType fonts.

OK.  *Please* add some doc lines to ttraster.c so that innocent
viewers can recognize how to associate FreeType raster modes 1, 2, 4,
and 5 with the mode numbers in the specification (which are not
identical).

> Any other mode will create some ugly artefacts. At least that was
> the case last time I tried it, and I don't think this changed at
> all.
> 
> so, either the Windows/Apple rasterizer don't follow the spec to the
> letter, or there is something here that is either fundamentally not
> understood, or not documented.

I'll send a mail to the opentype list, asking for example fonts which
actually use different scan modes.  Maybe MS or Apple guys have
something for testing, or they can give more details.


    Werner