Re: Notes in voiceone corrupt voicethree after voice splitting?

[steve]

      Your attached code still has the note heads in voiceThree and voiceSix
changed to black harmonics, when there is a black harmonic in voiceOne

          -steve


> Am 24.03.2015 um 19:39 schrieb address@hidden:
>>    Howdy!
>>
>>               I have reduced a multivoice structure that is part of a
>> composition to a simple five bar example of voice splitting.
>> I need 4 voices, and then I need one voice to split.
>>
>>              Each bar shows a different behaviour depending on the first
>> voice
>>
>>         bar 1 -   seems ok
>>         bar 2 -  seems ok and NoteColumn.force-hshift   works in
>> voicethree
>>         bar 3 -  a quarter note on beat 3 in voiceone causes a collision
>> in
>> voicethree and NoteColumn.force-hshift doesn't work
>>
>>         bar 4 - a simple white harmonic in voiceone creates the same
>> condition as bar 3
>>         bar 5 - use of     Staff.NoteHead.style = #'harmonic-black  in
>> voiceone  causes
>>                    notes in voicethree to change to black harmonics
>>
>> http://www.gooeytar.com/projects/test/test.pdf
>>
>>          Obviously, voiceone is messing with the "new voice" in voice
>> three.
>>
>>          What is the correct way to do this in LilyPond??
> Well, indeed that seems to be a complicated case. However, if you just
> follow the relevant NR section at
> <http://lilypond.org/doc/v2.18/Documentation/notation/multiple-voices#collision-resolution>,
> it all works as expected (see attachment). Careful doc reading helps…
>
> HTH, Simon
>>
>>       thanx - steve
>>
>>
>>
>>
>> \version "2.18.2"
>>
>> H = \once \override Staff.NoteHead.style = #'harmonic-black
>>
>> voiceone = \relative c'' {
>>      \clef "G_8"
>>      \time 4/4
>>      \key g \major
>>      b4 b2 r4 |
>>      b4 b4 r r |
>>      b4 b b b |
>>      b4 b b\harmonic b |
>>      b4 b \H b b |
>> }
>>
>> voicetwo = \relative c {
>>      \set harmonicDots = ##t
>>      e'8\rest d2..\harmonic |
>>      e8\rest d2..\harmonic |
>>      e8\rest d2..\harmonic |
>>      e8\rest d2..\harmonic |
>>      e8\rest d2..\harmonic |
>> }
>>
>> voicethree = \relative c' {
>>      <<
>>      \new Voice  % needed or voiceone and three are fused
>>          {
>>       s4 g4^~ g2 | s4 g4^~ g2 |
>>       s4 g4^~ g2 | s4 g4^~ g2 | s4 g4^~ g2 |
>>      }
>>     %        \\
>>          \new Voice
>>      {
>>       \stemDown
>>       g4\rest g4 fis2 |
>>       g4\rest g4
>>       \once \override NoteColumn.force-hshift = #2.0      % to prove it
>> works
>> here
>>       fis2 |
>>       g4\rest g4
>>       \once \override NoteColumn.force-hshift = #2.0       %  doesn't work
>> here
>>           fis2 |
>>       g4\rest g4 fis2 |
>>       g4\rest g4 fis2 |
>>      }
>>      >>
>> }
>>
>> voicefour = \relative c {
>>      c1 | c1 | c1 | c1 | c1
>> }
>>
>>   guitar = << \voiceone \\ \voicetwo \\ \voicethree \\ \voicefour >>
>>
>> #(set-global-staff-size 19)
>>
>> \score { \new Staff \guitar }
>>
>>
>>
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