> *From: *Flaming Hakama by Elaine <[email protected]> > *Date: *Thursday, December 5, 2019 at 4:20 PM > *To: *Lilypond-User Mailing List <[email protected]> > *Subject: *TieColumn syntax > > > > Hi, > > > > I wanted to set a laissez vibrer tie upwards, and found that there is no > equivalent to \slurUp, \tieUp, etc. > > > > I was able to do it, thanks to http://lsr.di.unimi.it/LSR/Snippet?id=211 > > In my use case, the following did the trick: > > > > \version "2.19.81" > > laissezVibrerUp = \once \override LaissezVibrerTieColumn.tie-configuration > = #`((2.5 . ,UP)) > > \relative c' { r2 f8 a b d \laissezVibrer } > \relative c' { r2 f8 a b \laissezVibrerUp d \laissezVibrer } > > > > However, I am curious about the syntax of the tie-configuration. > > I get that it is a list of pairs, and in my case the list only has one > element. > > > > What is the meaning of the leading comma for the direction? > > > > Also, why does the IR only discuss the values 1, -1 and 0, when there are > also descriptive names for the direction values? I'm guessing that the IR > is a lower level interface, and that, for example, ",UP" ends up being a > convenience for the value 1. > > Is there somewhere else in the docs where this is described? > > > > Following the # is `, which is called a quasi-quote, which means that we > mostly don’t want to evaluate the Scheme expression. > > > > However, within a quasi-quoted scheme expression, an expression prefixed > with , **will** be evaluated. > > > > UP and RIGHT are scheme expressions that evaluate to 1. > > CENTER is a scheme expression that evaluates to 0. > > LEFT and DOWN are scheme expressions that evaluate to -1. > > > > So you could replace > > laissezVibrerUp = \once \override LaissezVibrerTieColumn.tie-configuration > = #`((2.5 . ,UP)) > > with > > laissezVibrerUp = \once \override LaissezVibrerTieColumn.tie-configuration > = #((2.5 . 1)) > > > > DOWN, UP, and CENTER are described in the Learning Manual: > > > > > http://lilypond.org/doc/v2.18/Documentation/learning/within_002dstaff-objects#the-direction-property > > > > LEFT and RIGHT are hinted at, but not explained, in the Notation Reference > Appendix A.10. > > > > It is described in the Selected Snippets under > > > http://lilypond.org/doc/v2.18/Documentation/notation/techniques-specific-to-lyrics#placing-syllables-horizontally > > > > Granted, in order to find this, I had to search the documentation for > LEFT; it would probably be good to add it to the Learning Manual along with > DOWN and UP. > > > > > > Thanks, > > > > Carl >
Thanks for the explanations! Elaine Alt 415 . 341 .4954 "*Confusion is highly underrated*" [email protected] Producer ~ Composer ~ Instrumentalist ~ Educator -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
