[luatex] \predisplaydirection from etex in luatex has no effect

Vafa Khalighi vafakh84 at gmail.com
Thu Apr 8 12:23:56 CEST 2010

> It follows (if I understand everything correctly) that luatex itself
> should *not* initialize \predisplaydirection based on the current
> directions, but just set it to zero. Then, when it comes time to place
> an equation number, it should base itself on \mathdir, but swap the
> left&right if \pdfdisplaydirection=-1 (as set by the user).
Yes (I think). But that is just my view. Hopefully others like Khaled or
Idris can contribute to this and say what they think as the correct one.

Best wishes,
Vafa Khalighi
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