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Re: Notes in voiceone corrupt voicethree after voice splitting?
From: |
steve |
Subject: |
Re: Notes in voiceone corrupt voicethree after voice splitting? |
Date: |
Tue, 24 Mar 2015 15:50:24 -0400 |
User-agent: |
SquirrelMail/1.4.19 |
>
> 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.
I managed to improve it by adding voices, but the black harmonics
still corrupt the other voice
http://gooeytar.com/projects/test/test.ly
http://gooeytar.com/projects/test/test.pdf
voiceFive = #(context-spec-music (make-voice-props-set 4) 'Voice)
voiceSix = #(context-spec-music (make-voice-props-set 4) 'Voice)
and changing voice three
voicethree = \relative c' {
<<
\new Voice
{
\voiceFive
\override NoteColumn.force-hshift = #0.0
s4 g4^~ g2 | s4 g4^~ g2 |
s4 g4^~ g2 | s4 g4^~ g2 | s4 g4^~ g2 |
}
\\
\new Voice
{
\voiceSix
\stemDown
g4\rest g4
\once \override NoteColumn.force-hshift = #1.0
fis2 |
g4\rest g4
\once \override NoteColumn.force-hshift = #1.0
fis2 |
g4\rest g4
\once \override NoteColumn.force-hshift = #1.0
fis2 |
g4\rest g4
\once \override NoteColumn.force-hshift = #1.0
fis2 |
g4\rest g4
\once \override NoteColumn.force-hshift = #1.0
fis2 |
}
>>
}
-steve
>
> 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??
>
> 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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