Automatically convert beams into slurs to indicate melisma: Difference between revisions
m Jean Abou Samra moved page Automatically convert beams ( ) into slurs ( ) to indicate melisma to Automatically convert beams into slurs to indicate melisma without leaving a redirect: Titles can't contain brackets in MediaWiki |
m Replace version="2.24.0" with version="2.24" now that the LilyWiki extension supports auto-selecting the latest release in a stable series |
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Traditionally, vocal scores used beams to indicate melisma, while modern vocal scores tend to use slurs. With this snippet's <code>\beamsToSlurs</code> music function you can easily produce either type of output from the same music input, allowing you to have both traditional and modern vocal engraving with one unique source. The function automatically converts manually typeset beams: <code>[ ]</code> ...into slurs: <code>( )</code>. | Traditionally, vocal scores used beams to indicate melisma, while modern vocal scores tend to use slurs. With this snippet's <code>\beamsToSlurs</code> music function you can easily produce either type of output from the same music input, allowing you to have both traditional and modern vocal engraving with one unique source. The function automatically converts manually typeset beams: <code>[ ]</code> ...into slurs: <code>( )</code>. | ||
<lilypond version="2.24 | <lilypond version="2.24"> | ||
% a music function to convert manually typeset beams: [ ] ...into slurs: ( ) | % a music function to convert manually typeset beams: [ ] ...into slurs: ( ) | ||
Revision as of 18:44, 16 November 2025
Traditionally, vocal scores used beams to indicate melisma, while modern vocal scores tend to use slurs. With this snippet's \beamsToSlurs music function you can easily produce either type of output from the same music input, allowing you to have both traditional and modern vocal engraving with one unique source. The function automatically converts manually typeset beams: [ ] ...into slurs: ( ).
\version "2.24"
% a music function to convert manually typeset beams: [ ] ...into slurs: ( )
beamsToSlurs =
#(define-music-function (music) (ly:music?)
(music-map
(lambda (m)
(if (not (null? (ly:music-property m 'articulations)))
(for-each
(lambda (a)
(if (music-is-of-type? a 'beam-event)
(begin
(ly:music-set-property! a 'name 'SlurEvent)
(ly:music-set-property! a 'types
(append
(delete 'beam-event (ly:music-property a 'types))
'(slur-event)))
(ly:music-set-property! a 'spanner-id ""))))
(ly:music-property m 'articulations))
m)
m)
music))
%%%%%%%%%%%%%%%%%%%%%%%%%
music = {
\time 2/4
| c'8[ d'] e' f'
| g'[ a'] b' c''
}
words = \lyricmode {
la li lo
la li lo
}
<<
\new Staff \with { instrumentName = "Traditional" }
{ \autoBeamOff \music }
\addlyrics \words
\new Staff \with { instrumentName = "Modern" }
\beamsToSlurs \music
\addlyrics \words
>>
