[HarfBuzz] Some help with Open Type features

[Richard Wordingham]

On Tue, 28 Jul 2015 12:02:10 +0530
"N at S1m Ali" <nasimali2008 at gmail.com> wrote:

> I'm designing a FOSS Indic font and have run into some problems. My
> font works almost as expected, except that when ligatures formed by
> GSUB rules combine with certain marks, they break down. One example is
> 
>  feature blwf { # Below-base Forms
>   script orya; # Oriya

Where did you find the specification for the "orya" script as opposed
to "ory2"?  You might do better if you recast your font as being for
the "ory2" script.

>      sub or_ta or_halant by or_ta_phalaa;

Of course, lines like the above would have to be changed.

Richard.