[XeTeX] Differences between XeTeX on Mac and Windows

[John Was]

Hello Jonathan

Many thanks for the swift response, and especially for the /ICU tip - 
exactly the sort of thing that could have you tearing your hair out if you 
don't know about it.


Best


John Was







---Dear-- Original Message ----- 
From: "Jonathan Kew" <jfkthame at googlemail.com>
To: "Unicode-based TeX for Mac OS X and other platforms" <xetex at tug.org>
Sent: Saturday, May 16, 2009 2:14 PM
Subject: Re: [XeTeX] Differences between XeTeX on Mac and Windows


> On 16 May 2009, at 14:04, John Was wrote:
>
>> Can I assume that the explicit OTF calls such as script=arab will 
>> function correctly if I use them in a Mac environment?  I have some  work 
>> on a PC which I may need to transfer to a Mac in a little  while, and 
>> would like the transition to go smoothly (I have little  experience of a 
>> Mac), so advice on possible problems, particularly  with font calls, 
>> would be appreciated.
>
> Yes, they should work just the same, if you install the same OpenType 
> fonts on the Mac.
>
> The only "gotcha" would be if the fonts *also* include AAT tables  (highly 
> unlikely, not many people have created such "dual-technology"  fonts). In 
> that case, the Mac version of xetex will default to using  ATSUI instead 
> of the ICU layout engine, and may give slightly  different behavior. You 
> can override that by appending the /ICU  modifier to the font name if it 
> becomes an issue.
>
> JK
>
>