Grid lines: changing their appearance
The appearance of grid lines can be changed by overriding some of their properties.
\score { \new ChoirStaff << \new Staff { \relative c'' { \stemUp c'4. d8 e8 f g4 } } \new Staff { \relative c { % this moves them up one staff space from the default position \override Score.GridLine.extra-offset = #'(0.0 . 1.0) \stemDown \clef bass \once \override Score.GridLine.thickness = 5.0 c4 \once \override Score.GridLine.thickness = 1.0 g'4 \once \override Score.GridLine.thickness = 3.0 f4 \once \override Score.GridLine.thickness = 5.0 e4 } } >> \layout { \context { \Staff % set up grids \consists "Grid_point_engraver" % set the grid interval to one quarter note gridInterval = \musicLength 4 } \context { \Score \consists "Grid_line_span_engraver" % this moves them to the right half a staff space \override NoteColumn.X-offset = -0.5 } } }