Re: Polychord Support

[Christopher Heckman]

> Message: 2
> Date: Sat, 29 Jan 2022 21:30:36 +0100
> From: skoop007@web.de
> To: bug-lilypond@gnu.org
> Subject: Polychord support
> Message-ID:
>         
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>
> Hello,
>
> is there meanwhile an easy way to write polychords as a chord name? I found a 
> request on this topic, but no working solution.
>
> "Polychord" means that two chords are layered on top of each other and 
> separated by a horizontal line. For example D major (d - f sharp - a) on top 
> of C major (c - e - g ).
>
> Here are two examples from my work:
> 1) "Bb on top of Ab" (= a flat - c - e flat - f - b flat - d ). I 
> deliberately don't want to notate Ab maj7/#11.
> 2) And this one: "C on top of C#m/Ab" (= a flat - c sharp - e - g - c).
>
> It would be great if there was a workable solution for this by now.
>
> Many greetings
>

There is, as of version 2.20. You can include markup in chord mode,
and use the \fraction construction:

\chords { c1
   \once \override ChordName.text = \markup { \fraction top bottom }
   a1
}

"top" and "bottom" need to be strings, as far as I can tell.

--- CCH