Re: Figured Bass extenders syntax

[Jean-Charles Malahieude]

Le 25/07/2011 13:56, Bertrand Bordage disait :
> Hi all,
>
> I am currently working on some huge figured bass projects and there's
> something truely annoying and quite unnatural:
> when using \bassFigureExtendersOn, we need to tell LilyPond when we don't
> want an extender (by adding \! to the number) instead of telling when we
> want one.
> I'm making a lot of errors because of this :( .

I personally first define
FEO = \bassFigureExtendersOn  %Oui
FEN = \bassFigureExtendersOff %Non

which I abuse of in the input
  [...]
  <6>4.\FEO <6 3\!>8 <8 3\!> <8 3\!> <8 3\!> <8 7>
  s2 <6\!>4 <6 4 _-> |
  <5 3>4. <5>8 <5\! 3> <5> <5> <5>
  s4. <6 4 3>8 <6\!> <6 3\!> <6 3\!>\FEN s
  [...]

> This should behave like the lyric extenders. With a similar syntax. I know
> that it's more tricky because we have parallel figures. Maybe a tilde would
> be better since "_" is used for the empty figure and tilde already exists in
> chords.
> Something like this:
>
> \figuremode{
> <6+ 4 3>4<4>  <_+>  <_!>2<6>4<6>  <5>2*~*<5>4<5 3*~*>2<6 3>4
> }
>
> We could get rid of figuredBassCenterContinuations too:<5~ 3~>  <5 3>  would
> mean two extenders while<5 3>~<5 3>  means one.

+1

Cheers,
Jean-Charles