Subdividing beams - Revision history

Lemzwerg: New category

2025-11-21T23:19:05Z

New category

← Older revision		Revision as of 23:19, 21 November 2025
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	[[Category:Included in the official documentation]]		[[Category:Included in the official documentation]]
	[[Category:Rhythms]][[Category:Snippet]]		[[Category:Rhythms]]
			[[Category:Snippet]]

Lemzwerg at 23:01, 21 November 2025

2025-11-21T23:01:04Z

← Older revision		Revision as of 23:01, 21 November 2025
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	[[Category:Included in the official documentation]]		[[Category:Included in the official documentation]]
	[[Category:Rhythms]]		[[Category:Rhythms]][[Category:Snippet]]

Jean Abou Samra: Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series

2025-11-16T18:53:33Z

Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series

← Older revision		Revision as of 18:53, 16 November 2025
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	The beams of consecutive 16th (or shorter) notes are, by default, not subdivided. That is, the three (or more) beams stretch unbroken over entire groups of notes. This behavior can be modified to subdivide the beams into sub-groups by setting the property <code>subdivideBeams</code>. When set, multiple beams will be subdivided at intervals defined by the current value of <code>baseMoment</code> by reducing the multiple beams to the number of beams that indicates the metric value of the subdivision. If the group following the division is shorter than the current metric value (usually because the beam is incomplete) the number of beams reflects the longest possible subdivision group. However, if there is only one note left after the division this restriction isn't applied. Note that <code>baseMoment</code> defaults to one over the denominator of the current time signature if not set explicitly. It must be set to a fraction giving the duration of the beam sub-group using the <code>ly:make-moment</code> function, as shown in this snippet. Also, when <code>baseMoment</code> is changed, <code>beatStructure</code> should also be changed to match the new <code>baseMoment</code>:		The beams of consecutive 16th (or shorter) notes are, by default, not subdivided. That is, the three (or more) beams stretch unbroken over entire groups of notes. This behavior can be modified to subdivide the beams into sub-groups by setting the property <code>subdivideBeams</code>. When set, multiple beams will be subdivided at intervals defined by the current value of <code>baseMoment</code> by reducing the multiple beams to the number of beams that indicates the metric value of the subdivision. If the group following the division is shorter than the current metric value (usually because the beam is incomplete) the number of beams reflects the longest possible subdivision group. However, if there is only one note left after the division this restriction isn't applied. Note that <code>baseMoment</code> defaults to one over the denominator of the current time signature if not set explicitly. It must be set to a fraction giving the duration of the beam sub-group using the <code>ly:make-moment</code> function, as shown in this snippet. Also, when <code>baseMoment</code> is changed, <code>beatStructure</code> should also be changed to match the new <code>baseMoment</code>:

	<lilypond version="2.24.0">		<lilypond version="2.24">
	\relative c'' {		\relative c'' {
	c32[ c c c c c c c]		c32[ c c c c c c c]

Jean Abou Samra: Import snippet from LSR

2025-10-26T22:43:09Z

Import snippet from LSR

New page

The beams of consecutive 16th (or shorter) notes are, by default, not subdivided. That is, the three (or more) beams stretch unbroken over entire groups of notes. This behavior can be modified to subdivide the beams into sub-groups by setting the property <code>subdivideBeams</code>. When set, multiple beams will be subdivided at intervals defined by the current value of <code>baseMoment</code> by reducing the multiple beams to the number of beams that indicates the metric value of the subdivision. If the group following the division is shorter than the current metric value (usually because the beam is incomplete) the number of beams reflects the longest possible subdivision group. However, if there is only one note left after the division this restriction isn't applied. Note that <code>baseMoment</code> defaults to one over the denominator of the current time signature if not set explicitly. It must be set to a fraction giving the duration of the beam sub-group using the <code>ly:make-moment</code> function, as shown in this snippet. Also, when <code>baseMoment</code> is changed, <code>beatStructure</code> should also be changed to match the new <code>baseMoment</code>:

<lilypond version="2.24.0">
\relative c'' {
c32[ c c c c c c c]
\set subdivideBeams = ##t
c32[ c c c c c c c]

% Set beam sub-group length to an eighth note
\set baseMoment = #(ly:make-moment 1/8)
\set beatStructure = 2,2,2,2
c32[ c c c c c c c]

% Set beam sub-group length to a sixteenth note
\set baseMoment = #(ly:make-moment 1/16)
\set beatStructure = 4,4,4,4
c32[ c c c c c c c]

% Shorten beam by 1/32
\set baseMoment = #(ly:make-moment 1/8)
\set beatStructure = 2,2,2,2
c32[ c c c c c c] r32

% Shorten beam by 3/32
\set baseMoment = #(ly:make-moment 1/8)
\set beatStructure = 2,2,2,2
c32[ c c c c] r16.
r2
}
</lilypond>

[[Category:Included in the official documentation]]
[[Category:Rhythms]]