[luatex] Glue node without spec field?
mpg at elzevir.fr
Thu Jan 7 16:20:04 CET 2010
On 07/01/2010 13:10, Taco Hoekwater wrote:
> No, that is wrong. spec is *never* an empty node.
> The spec can be zero though, and that is a static spec with
> values 0pt plus 0pt minus 0pt. The lua interface treated that
> wrongly (all other node links cannot be zero, and there was
> no special case for spec fields).
Ok. Now the interface is the same as for nay other node, according to my tests.
So, the user doesn't even need to know that there is something special with 0
> The non-zero subtype means that this glue matches
> one of the internal parameters, e.g. 9 == \rightskip,
> or that it is a leader (values 100-102).
Thanks for the explanation! I've been wondering about the special subtypes.
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