Re: Stem duration

[David Kastrup]

Knut Petersen <address@hidden> writes:

> Hi everybody!
>
> If I feed the attached score to lilypond I read:
>
>    [...]
>    Drawing systems...
>          0.0 note 1.0
>          0.0 stem 0.0
>          1.0 note 0.5
>          1.0 stem 0.0
>          1.5 note 0.5
>          1.5 stem 0.0
>          2.0 note 0.25
>          2.0 stem 0.0
>         2.25 note 0.125
>         2.25 stem 0.0
>        2.375 note 0.125
>        2.375 stem 0.0
>          2.5 note 0.0625
>          2.5 stem 0.0
>       2.5625 note 0.0625
>       2.5625 stem 0.0
>        2.625 note 0.03125
>        2.625 stem 0.0
>      2.65625 note 0.03125
>      2.65625 stem 0.0
>    [...]
>
> Column 1: moment
> Column 2: type of grob
> Column 3: duration
>
> Shouldn't a stem not have a duration equal to the duration of the
> notehead it is attached to?

A stem could be attached to several different noteheads ("string
chords", usually arpeggiated in some manner).  LilyPond does not do this
well currently but that does not mean that it shouldn't: it is a common
type of notation.

So assigning a duration to a stem seems like something that would not
universally work anyway.

-- 
David Kastrup