-\score{
- \new Voice {
- \override Beam #'position-callbacks = #(check-slope-callbacks =)
- \rossBeams
-
- }
- \layout{
- raggedright = ##t
- #(define debug-beam-quanting #t)
- }
+\new Voice {
+ \override Beam #'positions = #(ly:make-simple-closure
+ (ly:make-simple-closure
+ (append
+ (list chain-grob-member-functions `(,cons 0 0))
+ (check-slope-callbacks =))))
+ \rossBeams
+