Re: Shifted notehead won't merge with same pitch from other voice

[Urs Liska]

Am 29.05.2014 09:15, schrieb Javier Ruiz-Alma:
> I'm typesetting the attached music using four voices.  However, a shifted 
> quarter note refuses to merge with the half-note from other voice.  I suspect 
> it has to do with both having same stem direction, but how does one tell LP to 
> merge anyway?  Force-shifting notecolumn didn't seem to do the trick.
> \version "2.18.2"
> \relative c' {
> \key g \minor
> <<
> { \stemDown \hideNotes c8_~ \unHideNotes c2 }
> \\
> { \stemUp c8[ d fis bes a] }
> \\
> { \mergeDifferentlyHeadedOn \stemUp s8 d,2 }
> \\
> { \mergeDifferentlyDottedOn s4 fis4. }
> > >
> }

I don't know the answer off my head.
But what you're showing is exactly the example from the end of the 
Learning Manual.

It's hard to find through the table of contents, so you might make use 
of this direct link ;-)

http://www.lilypond.org/doc/v2.18/Documentation/learning/real-music-example


HTH
Urs