[HarfBuzz] Alternate/random glyphs

[Nikolay Sivov]

On Wed, Feb 12, 2020 at 8:58 PM Aleš Mlakar <ales.ambits at gmail.com> wrote:

> Hey all,
> I've been trying to mimic font shaping in Adobe Indesign with Harfbuzz,
> most of it works great, but when random/alternate glyphs (for the fonts
> that have multiple glyphs for the same code point) are used it's not even
> remotely similar anymore.
>
> Sooo my question is basically this - is there any standard for glyph
> randomization or is this application controlled?
>

If you're talking about alternate forms features and the like, application
usually controls whether feature is enabled or not. The output of the
feature is determined by font data, and shaping logic obviously. It's not
random, if we're talking about the same thing.


>
> Thanks!
>
> Regards,
> Ales
>
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