Re: [ft] missing kerning information for Microsoft Calibri font

[Christopher Lux]

On Sun, Oct 3, 2010 at 8:47 PM, Adam Twardoch (List)
<address@hidden> wrote:
>> using the latest freetype 2.4.2 version i always get 0 back from
>> FT_Get_Kerning using the Microsoft Calibri font (Windows 7 version).
>> Other fonts give me correct kerning offsets.
> FT_Get_Kerning only has access to the old "kern" TrueType table, which
> Calibri does not include. Kerning in Calibri is realized only using the
> modern "kern" feature implemented in the "GPOS" OpenType table. To
> access that table, you should use an OpenType Layout engine such as
> HarfBuzz, Pango, ICU Layout, Uniscribe, Bitstream Panorama or Monotype
> WorldType, before you use FreeType to perform the glyph imaging.
>
> This is a good idea anyway. FreeType is useful to perform glyph imaging,
> but its text layout abilities are very limited.

Are there any tutorials on the Web how to use HarfBuzz in corporation
with FreeType for the font layout? I am using FreeType to raste fonts
i render using OpenGL.

Thanks and Regards
-chris