Re: Vertical position of bar numbers

[Simon Albrecht]

On 28.02.2016 05:52, David Wright wrote:
>   I hit p167 and the construct
> \new Lyrics = "sopranos" \with {
>    % this is needed for lyrics above a staff
>    \override VerticalAxisGroup.staff-affinity = #DOWN
> }
> I can see a very subtle difference with and without this
> \with { } clause, but there's no explanation of why it's needed.

The difference is that non-staff lines behave differently in vertical 
spacing, depending on which adjacent staff is related. See NR 4.4.1 
<http://lilypond.org/doc/v2.19/Documentation/notation/flexible-vertical-spacing-within-systems#within_002dsystem-spacing-properties>, 
especially |nonstaff-relatedstaff-spacing/||nonstaff-unrelatedstaff-spacing.

HTH, Simon
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