4 texidoc="In feathered beams, stems in knees reach up to the feathered part correctly.
9 \layout { ragged-right = ##t}
12 \override Beam #'grow-direction = #-1
13 % \override Beam #'transparent = ##t
14 \override Stem #'direction = #UP
16 \override Stem #'direction = #DOWN
19 \override Stem #'direction = #UP
22 \override Beam #'grow-direction = #1
23 % \override Beam #'transparent = ##t
24 \override Stem #'direction = #DOWN
26 \override Stem #'direction = #UP
29 \override Stem #'direction = #DOWN