Re: Beaming rules may cause oddness when using hideNotes

[Phil Holmes]

----- Original Message ----- 
From: "Xavier Scheuer" <address@hidden>
To: "Phil Holmes" <address@hidden>
Cc: <address@hidden>
Sent: Saturday, March 19, 2011 12:32 PM
Subject: Re: Beaming rules may cause oddness when using hideNotes


> On 19 March 2011 12:57, Phil Holmes <address@hidden> wrote:
> > To my somewhat untutored eye, the output looks what I'd expect.  How 
> > would
> > you expect it to appear?
>
> Yeah, it took me time to understand the expected output as well.
>
> Actually using  \autoBeamOff  in conjunction with  \hideNotes
> (and  \unHideNotes \autoBeamOn ) permit to have the good result.
> Of course, one could also use manual beaming.
>
> \new Staff <<
> \new Voice { \voiceOne
>   \set tieWaitForNote = ##t
>   c''16~ b''~ <c'' b''>8~ b''2.
> }
> \new Voice { \voiceTwo
>   s8
>   \hideNotes \autoBeamOff
>   c''~
>   \unHideNotes \autoBeamOn
>   c''8. d''16 c''2
> }
> > >


Well spotted.  That's bizarre it's actually losing the flags completely.  I 
guess Lily is assuming that beams are going to be used, so doesn't engrave 
flags, but then it's not beamed.

http://code.google.com/p/lilypond/issues/detail?id=1566

--
Phil Holmes