Re: inconsistent \RemoveEmptyStaves action

[David Kastrup]

jh <info@soundand.com> writes:

> From one project to the next sometimes 'Frenching' a score works and
> sometimes it doesn't
> This is the shortest example I could figure out how to make
> the second system should be just two staves (and using the same
> context etc 5 days ago worked as expected on a different score so this
> was copy pasted)
>  \version "2.22.1"
> \header {
>   title = "Caucasus"
>    composer = "Jay Hamilton"
>     copyright = \markup { \tiny \override #'(baseline-skip . 0.5)
> \center-column
>         {  "CC lic 2.5 some rights reserved Jay Hamilton 2022"
>     "see http://creativecommons.org/licenses/by-nd/2.5/";
>                } }
>                }
> #(ly:set-option 'delete-intermediate-files #t)
> #(set-default-paper-size "letter" )
>  #(set-global-staff-size 20)
>
>
> upper = \relative c' {
> \clef treble
> \key c \major
> \time 4/4
> \tempo "andante" 4 = 72
> \numericTimeSignature
> \accidentalStyle forget
>     \times 2/3 {g'8 d bes'}\times 2/3 {g d bes'}
>    \times 2/3 {g d bes'}\times 2/3 {g d bes'}
>    \times 2/3 {a d, c'} \times 2/3 {a d, c'}
>    \times 2/3 {a d, c'} \times 2/3 {a d, c'}\break
>    \times 2/3 {bes g d'} \times 2/3 {bes g d'}
>    \times 2/3 {bes g d'} \times 2/3 {bes g d'}
>    es16 bes ges bes es bes ges bes es bes ges bes es bes ges bes\break
>
> }
>
> lower = \relative c {
> \clef bass
> \key c \major
> \numericTimeSignature
> \accidentalStyle forget
>   bes'4 c d g,
>   \times 2/3 {a8 g fis} d4 \times 2/3 {c8 a c}\times 2/3 {fis g a}
>   \times 2/3 {bes8 a g}\times 2/3 {d bes d}\times 2/3 {fis g a} d4
>   es4 ges8 [d] c [bes] ges a ~
> }
> three = \relative c {
> \clef bass
> \key c \major
> \numericTimeSignature
> \accidentalStyle forget
>    R1*4
>
> }
> four = \relative c {
> \clef "bass_8"
> \key c \major
> \numericTimeSignature
> \accidentalStyle forget
>    R1*4
> }
>
>
> \score {
>       \context PianoStaff
>       <<
>       \context Staff = upper \upper
>       \context Staff = lower \lower
>   \context Staff = three \three
>     \context Staff = four \four
>       >>
>       \layout {
>       \context {
>       \Staff
>        \RemoveEmptyStaves
>         }
>     }
>       \midi { }
> }
> Please point to my stupid errors.
> thanks
> J

File: lilypond-internals.info,  Node: PianoStaff,  Next: RhythmicStaff,  Prev: 
PetrucciVoice,  Up: Contexts

2.1.24 ‘PianoStaff’
-------------------

Just like ‘GrandStaff’, but the staves are only removed together, never
separately.

-- 
David Kastrup