Proportional strict notespacing

If strict-note-spacing is set spacing of notes is not influenced by bars or clefs within a system. Rather, they are placed just before the note that occurs at the same time. This may cause collisions.

\version "2.24.0"

\relative c'' <<
  \override Score.SpacingSpanner.strict-note-spacing = ##t 
  \set Score.proportionalNotationDuration = #(ly:make-moment 1/16)
  \new Staff {
    c8[ c \clef alto c c \grace { d16 } c8 c] c4
    c2 \grace { c16[ c16] } c2
  }
  \new Staff {
    c2 \tuplet 3/2 { c8 \clef bass cis,, c } c4
    c1
  }
>>