[luatex] otf fonts (ligatures, cache, etc.)
Khaled Hosny
khaledhosny at eglug.org
Tue Apr 7 04:06:26 CEST 2009
Just out of curiosity, is this related to the new luatex-font code that
Hans released today, or a different implementation?
Regards,
Khaled
On Mon, Apr 06, 2009 at 09:04:11PM +0200, Elie Roux wrote:
> Hello,
>
> I'm improving luaminimalotf, now (with great help from Hans) it supports
> ligatures and substitutions pretty well. I think I'll rename it
> luaotfload, as it will care about otf loading (with the XeTeX font
> syntax) and features setting. I'll also make another package to adapt
> the mechanisms to LaTeX, with the same syntax as fontec does for XeTeX.
> I don't know yet if it will be an adaptation of fontspec or if I'll
> rewrite things from scratch...
>
> I have a few questions about otf support, and the way TeX and ConTeXt
> handle things. First is it possible to declare ligatures of three
> glyphs? for example 1/4 (I'm sure there are more pertinent examples in
> languages I don't know)? I didn't find it in the manual...
>
> Also, how should I handle font cache? For example when I ask to load the
> same font (with same options) with different size, should I reopen the
> font (with all the fontloader.open things) entirely, or just copy the
> old one and rescale it?
>
> I finally got an answer from Frank, he refuses to let a third-party
> package be loaded by inputenc, and he thinks things are not stable
> enough now to be integrated. We'll see next year... The problem being
> that luainputenc really needs a lot of code from luatextra and
> luamcallbacks, and I think it would be stupid to duplicate it into
> luainputenc for its integration into LaTeX... In the meantime,
> luainputenc now loads inputenc if called with pdfTeX, and xetex-inputenc
> if called with XeTeX.
>
> Thank you,
> --
> Elie
--
Khaled Hosny
Arabic localiser and member of Arabeyes.org team
Free font developer
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