Hi Lukas,
Thank you. I found \bassFigureExtendersOn a bit odd, and now you've clearly
explained why.
Cheers,
Jun
> 2025/01/05 2:51、Lukas-Fabian Moser <l...@gmx.de>のメール:
>
> Hi Jun,
>
> Am 04.01.25 um 18:07 schrieb Jun Tamura:
>> Yes. Thank you.
>> I now understand that the following are equivalent.
>>
>> <_>8 \once\bassFigureExtendersOn <_>8
>> <_>8 \once\bassFigureExtendersOn <_>
>> <_>8 \once\bassFigureExtendersOn 8
>> <_>8 \once\bassFigureExtendersOn q
> In effect, yes.
>
> On a related note: I still think that the bass figure extenders are
> inherently mis-designed in LilyPond. They translate a repeated _figure_ into
> a line, which is (in the common case where the line extends over a change of
> the bass note) exactly the opposite of what the extender actually means: It
> usually means that the _chord_ is being held. So, while the LilyPond source
>
> \version "2.24"
>
> extend = \once\bassFigureExtendersOn
>
> <<
> \new FiguredBass \figuremode {
> <6>4 \extend <6>
> }
> \new Staff \relative {
> \clef bass
> e4 d c2
> }
> >>
>
> <<
> \new FiguredBass \figuremode {
> <6>4 <6>
> }
> \new Staff \relative {
> \clef bass
> e4 d c2
> }
> >>
>
> (the two scores only differing in the presence/absence of \extend) would
> suggest that the same music gets rendered in different styles, the musical
> meaning of the two versions is, on the contrary, quite different:
>
> <qHHkZyN09DOMrVLU.png>
>
> In particular, a global switch like \bassFigureExtendersOn makes it
> impossible to have, say, two 6-chords following one another. That's why I
> routinely define \extend and use only this.
>
> But I admit that, while this has been bothering me for quite some time now, I
> didn't yet try and look up whether there were past discussions on this matter
> on the list or in the issue tracker.
>
> Lukas
>
