Automatic beam subdivisions

Beams can be subdivided automatically. By setting the property subdivideBeams, beams are subdivided at beat positions (as specified in baseMoment).

\version "2.24.0"

\new Staff {
  \relative c'' {
    <<
      {
        \voiceOne
        \set subdivideBeams = ##t
        b32[ a g f c' b a g
        b32^"subdivide beams" a g f c' b a g]
      }
      \new Voice {
        \voiceTwo
        b32_"default"[ a g f c' b a g
        b32 a g f c' b a g]
      }
    >>
    \oneVoice
    \set baseMoment = #(ly:make-moment 1/8)
    \set beatStructure = 2,2,2,2
    b32^"baseMoment 1 8"[ a g f c' b a g]
    \set baseMoment = #(ly:make-moment 1/16)
    \set beatStructure = 4,4,4,4
    b32^"baseMoment 1 16"[ a g f c' b a g]
  }
}