Re: scheme function for transposition

[Marc Hohl]

Josiah Boothby schrieb:
> > I think you have to declare two variables:
> > #(define-music-function (parser location trans notes) (ly:music? ly:music?)
> > #{
> >  \transpose c $trans { $notes }
> > #})
> >     
>
>   
Sorry, I forgot to answer to the list, but as my proposal doesn't
work anyway, it doesn't matter.
> The problem appears to be that \transpose is expecting a notename, not
> a variable, so this has the same problem, and doubled.
>   
Searching in the archives, I found in

http://lists.gnu.org/archive/html/lilypond-user/2007-09/msg00084.html

that \transpose can't be used with variables, but there is

(ly:music-transpose <music expression> <pitch>)

which you could use instead.

Marc

> Thank you,
>
> Josiah
>
>   
http://lists.gnu.org/archive/html/lilypond-user/2007-09/msg00084.html