Re: Ties in alternative endings

[Trevor Daniels]

Patrick Karl wrote Ties in alternative endings


> The NR deals with certain problems with ties in alternative 
> endings, but I haven't seen a solution to the following problem:
>
> \version "2.12.3"
> \relative c' {
> a' b c d~
> \repeat volta 2 { d e f g }
> \alternative {
> { a, b c d~ }
> { a1 }
> }
> }
>
> The tie of the last note in the first alternative ending is not 
> engraved, presumably because LilyPond sees that the next note, the 
> a1 in the second alternative ending, is not the same and thus no 
> tie is possible.  The only way I see to deal with this at the 
> moment is to replace the tie with a \laissezVibrer.  Is that 
> right?

I believe that is the only way to engrave what you want.
Thanks for pointing this out - I'll add this to the
Notation Reference.

> There's actually another, related problem with this snippet.  If I 
> change the note in the second alternative ending to a "d1", then 
> LilyPond happily engraves a tie between the last note of the first 
> alternative ending and the note in the second alternative ending.
> I don't see an easy way to get LilyPond to deal with this problem 
> correctly.

The only thing I can think of is \laissezVibrer again.

At present LilyPond does not handle ties in repeats with
alternatives very well.  It is even worse when lyrics are
involved.  I shall raise some appropriate bug reports
as soon as I get a complete list of the problems.

Trevor