[luatex] Glue node without spec field?
luigi.scarso at gmail.com
Thu Jan 7 15:09:48 CET 2010
On Thu, Jan 7, 2010 at 1:10 PM, Taco Hoekwater <taco at elvenkind.com> wrote:
> luigi scarso wrote:
>> If I understand it correctly,
>> if subtype is not 0 then spec is an empty node
> 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).
> 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).
Ah ok, now understand.
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