Re: \path and \postscript in staff

[Thomas Morley]

2018-05-25 8:15 GMT+02:00 Helge Kruse <address@hidden>:
> The appendix A.10.3 of the Lilypond notation manual describes several
> possibilities to use \path or \postscript in a \markup context. So you
> can use this to draw some lines:
>
> \version "2.18.2"
>
> <<
>   \relative c' {
>     e4^\markup { \path #0.25 #'((rmoveto 0 0)
>
>                                 (rlineto 5 -1)
>                                 (closepath)) }
>
>     c'_\markup { \path #0.1 #'((rmoveto 0 0)
>                               (rlineto 10 1)
>                               (closepath)
>                               ) }
>   }
>
>   \relative c' {
>     g8 g g g
>   }
>>>
>
> But these lines are outside the staff. If you change "(rlineto 10 1)" to
> "(rlineto 10 10)" then the starting point is moved down to keep the
> markup outside the stuff. Further it doesn't support the x-position of
> the next/previous note column.
>
> How can I draw lines from note head to next note head with \path or
> \postscript inside the staff? This should be robust to changes in the
> other staves, e.g. if the other staff changes to 32th notes.
>
> Regards
> Helge


Hi,

you'll need a spanner from note to note, Glissando is your best bet, I'd say.
I once made the attached code.

HTH,
  Harm

fancy-gliss-02.ly
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