\version "2.10.10"

drone = \relative c' {
  \override Tie #'transparent = ##t
  \hideNotes
  <g g,>1~ |
  <g g,>1 |
}

bagpipeNotes = \relative c'' {
  <<
    \new Voice {
      \oneVoice
      d4 c8 ees d4. ees8 |
      fis4 d16 d g8 fis2 |
    }
    \new Voice {
      \drone
    }
  >>
}

bagpipeStaff = \context Staff = "Bagpipe" {
    \clef G
    \bagpipeNotes
}

violinNotes = \relative c' {
  d4 c8 ees d4. ees8 |
  d4 d16 d ees8 d2 |
}

violinStaff = \context Staff = "Violin" {
    \clef G
    \violinNotes
}

\score {
  \context StaffGroup <<
    \context Staff = "Bagpipe" {
      \override Staff.VerticalAxisGroup #'minimum-Y-extent = #'(-4 . 2)
    }
    \bagpipeStaff
    \context Staff = "Violin" {
      \override Staff.VerticalAxisGroup #'minimum-Y-extent = #'(-4 . 2)
    }
    \violinStaff
  >>
}