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Nicolas Sceaux wrote:
>> The newer documentation on music functions 12.1 uses
>> define-music-function instead of define* Where can I find documentation
>> to make the #:optional once? part above work with define-music-function
>> so I can write some more functions that I want?
>
> There is not such thing as optional argument in music functions.
> You may do instead:
>
> textPadding =
> #(define-music-function (parser location padding) (number?)
> #{ \override TextScript #'padding = #$padding #})
>
> textPaddingOnce =
> #(define-music-function (parser location padding) (number?)
> #{ \once \override TextScript #'padding = #$padding #})
>
> \textPadding #3
> ===
> \override TextScript #'padding = #3
>
> \textPaddingOnce #3
> ===
> \once \override TextScript #'padding = #3
Thank you!
So I should have looked at music-functions,scm. :)
Paul
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