2 texidoc = "Excercise all output functions"
7 \paper { raggedright = ##t }
10 \new StaffGroup \new PianoStaff <<
14 \times 2/3 { c'8[\< f]( f''\!) }
19 \new Staff \relative c'' {
20 \makeClusters { <g a>8 <e a> }
21 \override Glissando #'style = #'zigzag
23 \override NoteHead #'print-function = #Note_head::brew_ez_stencil
24 \override NoteHead #'Y-extent-callback = #'()
25 \override NoteHead #'X-extent-callback = #'()