グリッド線: リズムの強調と音符の同期
一定の拍毎に、譜どうしの音符の同期を示す縦線を描画することができます。しかし、モノフォニックな音楽では、このスニペットのように
2 つ目の譜を不可視にして、縦線をより短くすると良い場合があります。
\score {
\new ChoirStaff {
\relative c'' <<
\new Staff {
\time 12/8
\stemUp
c4. d8 e8 f g4 f8 e8. d16 c8
}
\new Staff {
% hides staff and notes so that only the grid lines are visible
\hideNotes
\hide Staff.BarLine
\override Staff.StaffSymbol.line-count = #0
\hide Staff.TimeSignature
\hide Staff.Clef
% dummy notes to force regular note spacing
\once \override Score.GridLine.thickness = #4.0
c8 c c
\once \override Score.GridLine.thickness = #3.0
c8 c c
\once \override Score.GridLine.thickness = #4.0
c8 c c
\once \override Score.GridLine.thickness = #3.0
c8 c c
}
>>
}
\layout {
\context {
\Score
\consists "Grid_line_span_engraver"
% center grid lines horizontally below note heads
\override NoteColumn.X-offset = #-0.5
}
\context {
\Staff
\consists "Grid_point_engraver"
gridInterval = \musicLength 8
% set line length and positioning:
% two staff spaces above center line on hidden staff
% to four spaces below center line on visible staff
\override GridPoint.Y-extent = #'(2 . -4)
}
ragged-right = ##t
}
}