Re: [ft-devel] GX support now working

[Behdad Esfahbod]

On 15-06-04 12:15 PM, Alexei Podtelezhnikov wrote:
> On Wed, Jun 3, 2015 at 4:28 PM, Behdad Esfahbod <address@hidden> wrote:
>> TrueType fonts have a 'non-zero winding' fill rule, whereas Postscript has
>> 'even-odd'.  That's what causes the artifacts.
> 
> FT_OUTLINE_EVEN_ODD_FILL is never set by freeetype. So actually
> FreeType always uses non-zero winding rule even for TrueType.

I thought TrueType *is* non-zero.  I also thought Type1 / CFF are even-odd.

> More so, the outer outline is always filled on the inside regardless of
> the direction (ftgrays.c:1285).

Right.  That's what non-zero means.  Doesn't matter if positive or negative.


> FreeType is less sophisticated and resort
> to what works the best even for broken fonts.
> 

-- 
behdad
http://behdad.org/