| There are some music intended to be played with a score upside down, including
1. "Canon triplex a 6” BWV 1076 or BWV 1087/13 by J. S. Bach appears on the only authentic portrait of J. S. Bach painted by Elias Gottlob Haussmann.
2. Anonymous "4 Spiegelkanons”
Jun
When I was a kid I would regularly turn piano scores upside down and try to sight read through then, so I think this is fun! Thanks, Jean! This is cool! Not that I would do anything with it,
but it sure is nice to know that there seems to be no limit to what
Lilypond can do :-)
On Thu, Apr 14, 2022 at 1:18 PM Jean Abou Samra <jean@abou-samra.fr> wrote:
>
>
>
> Le 14/04/2022 à 21:58, Kenneth Wolcott a écrit :
> > Hi;
> >
> > Off-topic: What do you guys think of the upside-down music?
> >
> > On youtube:
> >
> > https://www.youtube.com/channel/UCrLBkLxyE7T1cyv_4ykGTrg
> >
> > Upside-down Scores
> >
> > Example:
> > Für Elise Upside-down (new version, with Score)
> > https://www.youtube.com/watch?v=q2vsAua8FxM
> >
> > How is this done? Can this be done with Lilypond? Just curious..
> >
> > Amusing...
> >
> > Ken Wolcott
>
> \version "2.22.2"
>
> upsideDown =
> #(define-music-function (music) (ly:music?)
> (for-some-music
> (lambda (m)
> (let ((p (ly:music-property m 'pitch #f)))
> (if p
> (let ((n (ly:pitch-transpose #{ cis' #} (ly:pitch-diff #{
> des' #} p))))
> (ly:music-set-property! m 'pitch n))))
> #f)
> music)
> music)
>
> RH = \relative {
> \time 3/8
> \partial 8
> e''16 dis
> e dis e b d c
> a8 r16 c, e a
> b8 r16 e, gis b
> c8 r16
> }
>
> LH = \relative {
> \time 3/8
> \partial 8
> s8
> s4.
> a,16 e' a r r8
> e,16 e' gis r r8
> a,16[ e' a]
> }
>
>
> \score {
> \header {
> piece = "Lettre à Élise"
> }
> <<
> \new Staff \RH
> \new Staff { \clef bass \LH }
> >>
> }
>
> \score {
> \header {
> piece = \markup \scale #'(1 . -1) "Lettre à Élise"
> }
> \upsideDown <<
> \new Staff { \key bes \major \LH }
> \new Staff { \clef bass \key bes \major \RH }
> >>
> }
>
>
>
>
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