Re: runover staff lines with hidden time signature

[Alan Shaw]

Looks like this was reported as a bug (issue #660). Workarounds, anyone?


Alan Shaw wrote:
> 
> I've seen discussion of a similar situation at the end of a line, where it
> can be fixed by adjusting break-visibility, but this is a little
> different. What I am trying to do is set certain passages where a choir
> and instruments play together, and the instruments then repeat without the
> choir. In the simplified snippet here, the first line shows basically what
> I want. The second line differs only in that the time signature changes
> right at the volta, and though I am able to hide the new time signature in
> the choir part, the staff lines around it still get drawn before
> \stopStaff takes effect. How can I fix this?
> 
> \version "2.12.2"
> 
> \layout  {
> \context  { \Score
> \remove "Volta_engraver"  
>          } }
>         
> \score {
> \relative
> <<
> %% no left repeat sign and chorus staff stops cleanly before volta bracket
> \new Staff <<
> {  \time 4/4 c'4 d e f \once \set Staff.whichBar = "|" 
> \repeat volta 2 {  a, b c d \stopStaff }
>             \alternative  {
>                  { s1 | }
>                  { s1 | } 
>              }    
> \break
> \startStaff 
>  c4 d e f \once \set Staff.whichBar = "|" 
> \repeat volta 2 { a, b c d \stopStaff  \once \override Staff.TimeSignature
> #'stencil = ##f  \time 3/4 }
>             \alternative  {
>                    { s2. |   } % new time signature suppressed, but staff
> lines still run over
>                    { s2. |  } 
>              }        
> \startStaff           
>         }
>       >>      
> \new Staff \with {
>         \consists "Volta_engraver" }
> << 
> { \time 4/4 c,4 d e f
> \repeat volta 2 { a, b c d } 
>         \alternative  {
>              { c2 d }       % instruments repeat
>              { r2 r4 e8 e }
>           } 
> \break 
> c4 d e f                
> \repeat volta 2 { a b c d \time 3/4 } 
>             \alternative  {
>                    { r4 r8 e8 e4 } 
>                    { fis8 g8 fis8 g8 fis8 g8 }
>                  }
>              }  
>         >>
>>>
> 
> \layout {   }
> }
> 
> 
> 
> 

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