From: verdyp_at_gmail.com [mailto:verdyp_at_gmail.com] On Behalf Of Philippe Verdy
>> In the OpenType specification....
> In addition, this specification highly depends on two things:
> - the layout engine fully knows the properties of all characters in
> order to implement BiDi reordering as well as BiDi mirroring
Not true: mirroring depends on the resolved directionality, not the Unicode character properties.
> - the layout engine fully knows the necessary mappings for the OMPL
> table (this assumes that it always implements the latest version of the UCD)
No. The OMPL is fixed at TUS 5.1.
Peter
Received on Sun Aug 21 2011 - 14:54:01 CDT
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