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Re: [Scheme coding] turning a list into a markup/string
From: |
David Kastrup |
Subject: |
Re: [Scheme coding] turning a list into a markup/string |
Date: |
Tue, 21 Jan 2020 23:11:10 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
Kieren MacMillan <address@hidden> writes:
> Hi David,
>
>> Of course you can also do
>> #(display (let ((res (map ly:pitch-semitones (music-pitches some-music))))
>> (map - (cdr res) res)))
>>
>> Namely first convert to semitones and then do the difference.
>
> Ah! Perhaps I was on the right path with the first part of what I gave
> to Mike (which used the ly:pitch-semitones function).
>
>> #(display (let ((res (map ly:pitch-semitones (music-pitches some-music))))
>> (map - (cdr res) res)))
>>
>> #(define-markup-list-command (buzz layout props mus) (ly:music?)
>> (interpret-markup-list layout props
>> (map number->string
>> (let ((res (map ly:pitch-semitones (music-pitches mus))))
>> (map - (cdr res) res)))))
>>
>> \markup \right-column \with-color #red { \buzz \some-music \vspace #3 }
>> \markup \right-column \with-color #red { \buzz { c' d' e' c' } }
>
> I get errors when I try to compile that:
>
> error: syntax error, unexpected MUSIC_IDENTIFIER
> \markup \right-column \with-color #red { \buzz
> \some-music \vspace #3 }
> …
>
> Am I missing something? I cut-and-paste your code [from email into
> Frescobaldi] several times…
The line below it is a 2.21.0 feature that cannot be used from a
LilyPond for which we have an installer.
I wasn't aware that the line above is problematic but I see how it
could. Maybe write #some-music instead.
--
David Kastrup
- Re: [Scheme coding] turning a list into a markup/string, (continued)
- Re: [Scheme coding] turning a list into a markup/string, Thomas Morley, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, Thomas Morley, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, Kieren MacMillan, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, Brian Barker, 2020/01/22
Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, Kieren MacMillan, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string,
David Kastrup <=
- Re: [Scheme coding] turning a list into a markup/string, Kieren MacMillan, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, Kieren MacMillan, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, Kieren MacMillan, 2020/01/21
- Re: [Scheme coding] turning a list into a markup/string, David Kastrup, 2020/01/21
Re: [Scheme coding] turning a list into a markup/string, Kieren MacMillan, 2020/01/21