[HarfBuzz] Post Base Substitution fails with Malayalam repha

[Behdad Esfahbod]

On 13-09-14 10:05 AM, Rajeesh K Nambiar wrote:
> On Fri, Sep 13, 2013 at 5:41 PM, Rajeesh K Nambiar
> <rajeeshknambiar at gmail.com> wrote:
> 
>>
>> I guess it would be easiest for us to update the fonts if Dotreph is
>> not reordered at all.
>> Also see an earlier discussion -
>> http://lists.freedesktop.org/archives/harfbuzz/2013-July/003433.html
>>
> 
> Found another issue with Dotreph in conjunction with 'akhn' rules.
> Font Rachana: http://rajeeshknambiar.fedorapeople.org/smc-fonts-6.0/Rachana-6.0.ttf
> At the moment, it has 'akhn' rule for <Dotreph+Cha+Virama+Cha> mapped
> to glyph dotrephch1ch1.
> 
> The word 'ചൎച്ച്' <Cha+Dotreph+Cha+Virama+Cha+Virama> is incorrectly
> shaped - the final Virama is reordered before
> <Dotreph+Cha+Virama+Cha>.
> hb-shape output: [ch1=0+1488|xx=1+184|dotrephch1ch1=1+1488]
> Correct output: [ch1,dotrephch1ch1,xx].

This will be fixed in tonight's push.

-- 
behdad
http://behdad.org/