Thanks for this insightful clarification. I'll just take care not to apply
it to the first or last bar on a staff. A minimum of 3 bars per staff
should not be a real limitation.
Regards,
Aberforth D
On Mon, 29 Jun 2020 at 16:46, Lukas-Fabian Moser <l...@gmx.de> wrote:
> Hi,
>
> > No, I was applying it to the 2nd system. If I put the command
> > \showMultiRests before the first bar of any system, it seems to have
> > no effect, but it works fine when I put it before any other bar on the
> > staff. As I rarely have just 1 bar on a staff this should not be a
> > problem in practice.
>
> The reason seem to be that setting keepAliveInterfaces at a line-break
> point affects both systems that participate.
>
> For example:
>
> %%%%
> \version "2.20.0"
> \language "english"
>
> \layout {
> \context {
> \Staff
> \RemoveAllEmptyStaves
> }
> }
>
> %% => http://lsr.di.unimi.it/LSR/Item?id=312
> showMultiRests = {
> \set Staff.keepAliveInterfaces = #'(
> rhythmic-grob-interface
> multi-measure-rest-interface
> lyric-interface
> stanza-number-interface
> percent-repeat-interface)
> }
> hideMultiRests = \unset Staff.keepAliveInterfaces
>
> fillBar = \relative c' { g'8[ g g g g g] | }
> fillLine = { \fillBar \fillBar \fillBar \fillBar }
>
> partA = {
> \key d \major \time 6/8 \clef "G"
> R2.*4 \break
> R2.*4 \break
> \showMultiRests R2.*4 \break \hideMultiRests % Affects 3 systems
> R2.*4 \break
> R2.*4 \break
> R2.*4 \break
> R2.*4 \break
> R2. \showMultiRests R2.*2 \hideMultiRests R2. \break % Affects only 1
> system
> R2.*4 \break
> }
>
> partB = {
> \key d \major \time 6/8 \clef "G"
> \repeat unfold 9 \fillLine
> }
>
> \score {
> <<
> \new Staff \with { shortInstrumentName = "Pt A" } \partA
> \new Staff \with { shortInstrumentName = "Pt B" } \partB
> >>
> }
> %%%%
>
> I do not know if there is an elegant way to change this behaviour.
>
> Best
> Lukas
>
>
