[XeTeX] difficulty with ancient greek diacriticals in XeTeX with Gentium Plus

Georg Duffner g.duffner at gmail.com
Sun Jul 21 00:55:30 CEST 2013

Am 20.07.2013 21:00, schrieb Khaled Hosny:
> On Sat, Jul 20, 2013 at 06:56:49PM +0100, Jonathan Kew wrote:
>> On 20/7/13 18:01, Richard Cobbe wrote:
>>> To summarize: it looks like there are some problems with Gentium Pro, and
>>> I'll send a list of all of the issues I've noticed to Lorna Evans off-list.
>>> I can either wait for a release of the font that fixes these problems, or I
>>> can switch to using precomposed characters with XeTeX.  And it looks like I
>>> can do this either with the TECKit map that Nathan Sidoli provided, or by
>>> changing the program that I'm using to generate the XeTeX input.
>> I haven't followed this thread in detail, but has anyone suggested
>> (and have you tried) simply setting the option
>>    \XeTeXinputnormalization = 1
>> in your document?
> Or switch to XeTeX 0.9999 which render both correctly (didn’t look
> deeper, but I suspect it is HarfBuzz’s normalization).

Thanks, Khaled, that’s the explanation why I had troubles when trying to 
replicate Richard’s problem, and also why I was unable to test 
decomposed EBGaramond directly. Is there a way to disable HB’s 


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