···<date: 2012-12-15, Saturday>···<from: Wolfgang Schuster>···
> > Am 15.12.2012 um 11:40 schrieb Philipp Gesang > <[email protected]>: > > > ···<date: 2012-12-15, Saturday>···<from: Sietse Brouwer>··· > > > >>>> \begingroup > >>>> \grabbufferdata[simplesteps][startframe][stopframe]% > >>>> } > >>> > >>> With the \grabbufferdata command the content beginning from \startframe > >>> until \stopframe is stored in a buffer with the name “simplesteps”. > >> > >> (1) What does the \begingroup do? I could not find a \endgroup in the > >> patch, nor in the module code. > > > > It’s in the definition of \buff_stop in buff-ini.mkiv. The first > > thing \startbuffer does is to insert a bgroup, too. > > The \begingroup shouldn’t be here because the buffer code does end all groups > it opens > and the extra group you open is never closed. Argh, yes of course, there it is: “\end occurred inside group.” Tracing back I think it’s a leftover. Thanks for checking! Philipp
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