[cairo] Rotated glyph inked area problem
mpsuzuki at hiroshima-u.ac.jp
mpsuzuki at hiroshima-u.ac.jp
Fri Sep 10 09:19:54 PDT 2010
On Fri, 10 Sep 2010 09:13:55 -0300
Ian Britten <britten at caris.com> wrote:
>> In fact, my long term plan is for cairo to get the glyph
>> outline from FreeType and do everything (rasterization, extent calculations,
>> etc) all within cairo itself since FreeType has proved to be very
>> low-precision at those.
>
>Agreed. We've encountered similar problems before (Overflow, if I
>recall...). The details are fuzzy at the moment, but I believe we
>load fonts at a specific/fixed size, then do all the subsequent
>scaling ourselves...
>>> So, should I pursue either of these issues (Bugzilla?), or are
>>> they known issues?
>>
>> Known issues. Here's what I wrote previously:
>>
>> http://lists.freedesktop.org/archives/cairo/2008-May/014146.html
Sorry for asking a stupid question. This issue is caused
by the bug(s) in FreeType's scaler, rasterizer etc? Or,
caused by API limitation? Behdad's comment in 2 years ago
told that 26.6 fixed type is insufficient precision for
the purpose.
Regards,
mpsuzuki
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