\version "2.7.39"

\header {
  texidoc = "Note head lines (e.g. glissando)
run between centers of the note heads."
}

su = { \change Staff = up}
sd = { \change Staff = down}


\context PianoStaff
<<
  \new Staff = "up"   {
    \set PianoStaff.connectArpeggios = ##t
    \showStaffSwitch
    \clef F
    c4 d \sd b a g8 f16 e32 d \su g2 \glissando a,4 \sd \break a2. \su g4 \glissando f1
  }
  \new Staff = "down" {
    \clef F s1*4
  }
>>
  \layout {
    line-width = 8.0 \cm
  }