[XeTeX] XeTeX 0.9999.1 released

Khaled Hosny khaledhosny at eglug.org
Wed Apr 3 23:32:26 CEST 2013


This should now be fixed in git master.

One more question about vertical layout, the old XeTeX code was
positioning vertical text somehow displaced on the baseline (compared to
horizontal text), is this a desirable feature or a mere side effect?

Regards,
Khaled

On Wed, Apr 03, 2013 at 09:43:50PM +0200, Khaled Hosny wrote:
> After a bit more debugging it turned out to be a FreeType bug, I have a
> preliminary patch but I'm waiting for input from FreeType developers.
> 
> Regards,
> Khaled
> 
> On Wed, Apr 03, 2013 at 06:40:38PM +0200, Khaled Hosny wrote:
> > That is it!
> > Looks like a HarfBuzz bug, I can reproduce it with a small test program.
> > 
> > Regards,
> > Khaled
> > 
> > On Wed, Apr 03, 2013 at 08:53:44PM +0900, Dohyun Kim wrote:
> > > I have tried test.tex, which was an attachment of this thread, with
> > > Adobe Myungjo Std in various font sizes.  The most striking problem is
> > > that the y_offset value of U+3008 (its vertical variant, of course) is
> > > not proportionate to the font size.  It is bigger than normal in small
> > > font size; small when font size is large.  Only when the font size is
> > > same as the design size of Adobe Myungjo (that is 15.625pt), the
> > > result seems to be correct.  You can see the y_offset value if xetex
> > > is compiled with debug mode on.  I guess that there is some bug in
> > > harfbuzz or freetype or other library.  I have tested on Mac, so this
> > > problem may not occur under other platforms.
> > > 
> > > 
> > > 2013/4/3 Peter Dyballa <Peter_Dyballa at web.de>:
> > > >
> > > > Am 03.04.2013 um 11:33 schrieb Jiang Jiang:
> > > >
> > > >> What about the results from Core Text layout?
> > > >
> > > > In recent updates they seem to have improved (although I cannot read what is written). If you don't have a Mac around, I can run tests for you on intel Mac OS X 10.6.8 (Snow Leopard) and on PPC Mac OS X 10.5.8 (Leopard) – and PPC Mac OS X 10.4.11 (Tiger) is also possible!
> > > >
> > > > --
> > > > Greetings
> > > >
> > > >   Pete
> > > >
> > > > There's something the technicians need to learn from the artists. If it isn't aesthetically pleasing, it's probably wrong.
> > > >
> > > >
> > > >
> > > >
> > > > --------------------------------------------------
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> > > 
> > > 
> > > 
> > > -- 
> > > Dohyun Kim
> > > College of Law, Dongguk University
> > > Seoul, Republic of Korea
> > > 
> > > 
> > > 
> > > --------------------------------------------------
> > > Subscriptions, Archive, and List information, etc.:
> > >   http://tug.org/mailman/listinfo/xetex
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