Re: Hiding first stem in group hides beam

[Torbjörn Björkman]

2014-09-14 18:34 GMT+03:00 David Kastrup <address@hidden>:

> TorbjörnBjörkman <address@hidden> writes:
>
> > I try to hide the first stem in a beam group and expect this to keep the
> > beam, just as happens if you hide any other stem in the group. However,
> the
> > whole beam goes away.
> >
> > I run lilypond version 2.18.2 on a Mac.
> >
> > Code snippet that demonstrates the issue follows. The first two beam
> groups
> > show the expected behaviour and the last fails. This seems to be a bug.
> >
> > Best regards,
> > Torbjörn Björkman
> >
> > \score{
> >   \new Staff
> >   \relative c' {
> >     \cadenzaOn
> >     c8[ e \once \hide Stem f]
> >     c[ \once \hide Stem e f]
> >     \once \hide Stem c[ e f]
> >   }
> > }
>
> That's the intended consequence of issue 2866
> <URL:https://code.google.com/p/lilypond/issues/detail?id=2866>.
>
> Rereading the issue, I'm not quite sure about the exact rationale but
> the main motivation appears to stem from automatic rather than manual
> beams.
>
> The report mentions a number of other issue reports.  The implementation
> of the change was through
>
>     address@hidden:/usr/local/tmp/lilypond$ git log -p bd599be12
>     commit bd599be12a872b9ca95ebc78e0880e2d13c26b4f
>     Author: Keith OHara <address@hidden>
>     Date:   Tue May 14 21:53:25 2013 -0700
>
>         Beams: be transparent if the first stem is transparent; issue 2866
>
>         so that \hideNotes does not hide automatic beams that could have,
>         but did not, start on a hidden note.
>
> though I provided an initial version of the patch.
>
> --
> David Kastrup
>
>
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>


OK. Does this mean that there is currently no way of hiding the first stem
while keeping the beam?

Regards,
Torbjörn Björkman


-- 
======================================
Torbjörn Björkman