Re: Key signature change takes extra space

On Wed, 2025-11-19 at 21:50 +0100, Tina Petzel wrote:
> Hello Richard,
> 
> to understand such problems better it can help to annotate the
> columns by 
> including
> 
>     \override Score.NonMusicalPaperColumn.stencil = #ly:paper-
> column::print
> 
> for non musical columns and
> 
>     \override Score.PaperColumn.stencil = #ly:paper-column::print
> 
> for musical columns.
I see these go in a \layout {} block, I'll need to read up to find out
how they help diagnose the problem...
> 
> The issue here is that while a bar line defines a spacing to the next
> note, 
> KeySignature does not. Setting this to the same value should fix
> this:

That seems to work perfectly - thanks!.
So should this be the default? cc'ing lilypond-devel in case.

Richard



> 
> %%%
> \version "2.25.18"
> {
>          \override Staff.KeySignature.space-alist.next-note =
> #'(semi-fixed-
> space . 0.9)
>          g'1
>          a''
>          g'
>          \key f \major a''
> }
> %%%
> 
> Best regards,
> Tina
> 
> 
> Am Mittwoch, 12. November 2025, 16:43:54 Mitteleuropäische Normalzeit
> schrieb 
> Richard Shann:
> > A spurious non-keychange got in their sorry:
> > 
> > \version "2.25.18"
> > {
> >          g'1
> >          a''
> >          g'
> >          \key f \major a''
> > }
> > 
> > But it makes no difference - why the excessive space between the
> > key
> > change and the last note?
> > 
> > Richard
> > 
> > On Wed, 2025-11-12 at 15:33 +0000, Richard Shann wrote:
> > > In this example, after a key signature change there seems to be
> > > unnecessary extra space:
> > > 
> > > \version "2.25.18"
> > > {
> > >          g'1
> > >          a''
> > >          \key c \major g'
> > >          \key f \major a''
> > > }
> > > 
> > > I would expect the second of the two a's to be spaced away from
> > > the
> > > flat of the key signature change at similar distance as the first
> > > a
> > > is
> > > from the bar line.
> > > Is that a bug? How to adjust?
> > > 
> > > Richard Shann
>