[HarfBuzz] Indic expertise wanted

[pravin.d.s at gmail.com]

On 14 June 2011 22:52, Ed Trager <ed.trager at gmail.com> wrote:

> On Tue, Jun 14, 2011 at 12:09 PM, pravin.d.s at gmail.com
> <pravin.d.s at gmail.com> wrote:
> >
> >
> > On 14 June 2011 08:11, Kenichi Handa <handa at m17n.org> wrote:
> >>
> >> In article <4DF6C38F.30403 at gmail.com>, Shriramana Sharma
> >> <samjnaa at gmail.com> writes:
> >>
> >> > On 14-06-2011 00:18, Behdad Esfahbod wrote:
> >> > > I know that problem very well, and am working on a solution to
> address
> >> > > it.
> >> > > Having more shapers doesn't really solve it though.
> >>
> >> > Yeah, I was meaning to say this: Each Indic script has its own unique
> >> > characteristics and so even the classification of North Indic vs South
> >> > Indic wouldn't work.
> >>
> >> FYI, m17n-lib's approach is to have a layouting engine for
> >> each script.  In the case of m17n-lib, having many layouting
> >> engines has no problem.  Each engine is just 100 to 300
> >> lines of text file containing layouting rules.  We adopted
> >> this approach because we found that a slight difference of
> >> layouting rules results in rather complicated code when they
> >> are mixed in a signle engine.
> >
> > Yeah, pango and even old harfbuzz code was problematic from fixing point
> of
> > view due to this problem and behdad as a upstream developer know this
> very
> > well :)
> >
> > since this time we are starting from scratch, it will be better to make
> > individual engine and make them perfect. In this way we will know
> exceptions
> > of each language/script better. And then we will be in better position to
> > merge them back.
> >
> > Advantage of having single engine for each script for now is we can
> > concurrently work on most of the language.
> >
>
> When I do various software projects, I always like to think in terms
> of "phase one", "phase two" and "phase three" -- and I like to "sell"
> projects to stakeholders in these terms.
>
> So, based on what I am hearing here, perhaps we can summarize the
> proposed development process as follows:
>

Agree with phases you are suggested. !!

-
Pravin S
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