On Thu, Jan 26, 2012 at 10:29:02AM +0100, Herbert Voss wrote: > In the current Lua documentation I found > > LuaTEX only understands 4 of the 16 direction specifiers of Aleph: > TLT (latin), TRT (arabic), RTT > (cjk), LTL (mongolian). All other direction specifiers generate an > error (LuaTEX 0.45). > > is this still correct for the current version?
AFAIK, yes, and this was a deliberate choice; earlier versions of luatex supported all of them but it was then decided to simplify the code and support only directions that have a real use. Regards, Khaled
