Re: [Freebangfont-devel] Re: [Bengalinux-core] Conjunct encoding/representation?

[Shaheed R. Haque]

Quoting Sayamindu Dasgupta <address@hidden>:

> Yes - to a certain extent it certainly does simplify matters.
> However, the real "baansh" comes ;-) when you try to handle the GPOS
> (postitioning) tables with that approach.
> Positioning comes in use when you try to display the vowel signs, ie,
> the aa-kaars (matras). I have attached a screenshot of Raga (normal ttf)
> showing ku. As you can see, the hrashwa-ukaar is nowhere near ka. This
> can be handled using GPOS tables. However, certain developers use extra
> glyphs for handling the aakaars (ie, they specify glyphs for ku, khu,
> gu, and so on, and display them with GSUB tables).Developers also design
> the aakaar glyphs so that they overlap with the normal glyphs.
> For example, Akaash does not have any GPOS tables, it handles everything
> with the help of the last two methods (and they work - see second
> screenshot ;-).

OK. I found a pointer to the meaning of these tables 
(http://pfaedit.sourceforge.net/gposgsub.html). Let me chew on that.