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Merge pull request #16 from kastdeur/10-one-note-tutti

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Let the Tutti function work with single notes
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Eric Teunis de Boone 2021-11-25 23:15:14 +01:00 committed by GitHub
commit 02988c4beb
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1 changed files with 28 additions and 10 deletions
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30
lib/musical_functions.ily
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@ -89,6 +89,7 @@ dr = #(define-event-function (parser location) () #{ -\tag #'tutti \startGroup #
fr = #(define-event-function (parser location) () #{ -\tag #'tutti \stopGroup #})
odr = #(define-event-function (parser location) () #{ -\tag #'tutti \startGroup #})
ofr = #(define-event-function (parser location) () #{ -\tag #'tutti \stopGroup #})
rn = #(define-event-function (parser location) () #{ -\tag #'tutti ^\markup \path #0.1 #'((moveto 0 0)(rlineto 0 1)(rlineto 4 0)(rlineto 0 -1)) #})
#(define (allbutlastnote mus)
"Reverse the elements, Pop of (cdr) the first element, Reverse again, put it in a SequentialMusic"
@ -102,13 +103,30 @@ ofr = #(define-event-function (parser location) () #{ -\tag #'tutti \stopGroup #
(make-music 'SequentialMusic 'elements (list (last elts)))
)
)
% TODO: check whether on one note
tutti = #(define-music-function (music) (ly:music?)
#{
tutti =
#(define-music-function (myMusic) (ly:music?)
(define (grace-music-filter event)
(let ((eventname (ly:music-property event 'name)))
(not (eq? eventname 'GraceMusic))))
(let*
(
(music-copy (ly:music-deep-copy myMusic))
(es (extract-typed-music (music-filter grace-music-filter music-copy) 'note-event))
)
(if (> (length es) 1)
#{% multiple notes
\once \override HorizontalBracket.to-barline = ##t
\override HorizontalBracket.connect-to-neighbor = #'(#t #t)
<>\dr
#(allbutlastnote music)
#(allbutlastnote myMusic)
<>\fr
#(lastnote music)
#(lastnote myMusic)
\revert HorizontalBracket.connect-to-neighbor
#})
#}
#{% single note
<>\rn
#myMusic
#}
)
)
)