4 Between notes, there may be simple glissando lines. Here, the first two glissandi are not consecutive.
6 The engraver does no time-keeping, so it involves some trickery to get
7 << @{ s8 s8 s4 @} @{ c4 \gliss d4 @} >> working correctly.
15 \new Staff \relative c''{
16 \override Glissando #'breakable = ##t
18 %% gliss non gliss and
19 c4 \glissando d e \glissando f \glissando \break
21 c \glissando d, \glissando e'
22 << { \stemUp e8 \glissando g8 }
23 \context Voice = VB {\stemDown \repeat unfold 4 d16 } >>
24 \override Glissando #'style = #'zigzag
25 c4 \glissando c,, \glissando c' \glissando d