On 11/02/17 10:42, J Martin Rushton wrote: > On 11/02/17 00:18, David Nalesnik wrote: >> Hi Werner, >> >> On Thu, Feb 9, 2017 at 12:53 PM, Werner LEMBERG <w...@gnu.org> wrote: >>> >>> For voices with lyrics it is common to put triplet indications always >>> above the staff, using the following rules. >>> >>> . stems up or down, no beam: as usual (i.e., a number and a bracket >>> at the top, as if using \tupletUp) >>> >>> . stems up, with beam: as usual (i.e., a number over the beam) >>> >>> The last case, however, is unusual: >>> >>> . stem down, with beam: a number and a *slur* at the top. >>> >>> I would like to have a single command that makes lilypond do that >>> automatically. Has this been requested before? A quick searched >>> yielded nothing. >>> >>> Hopefully, the attached images makes everything clear (note that I >>> don't need full brackets). >>> >> >> It strikes me that I've seen code somewhere that uses slurs instead of >> brackets. I find this: >> http://www.lilypondforum.de/index.php?topic=1658.0 >> >> The results look great, but of course, the slur is broken. It might >> not be hard to modify that routine to do what you want.. >> >> How are you duplicating the other example, with an unbroken bracket? >> If you displace the TupletNumber in an ordinary bracket, the gap will >> remain. >> >> Is the bracket notation fairly common? I've certainly seen the >> slur-above notation. >> >> I'm asking because it might be fairly easy to modify the C++ >> TupletBracket stencil code to produce such slurs based on a context >> property. >> >> Also, a full bracket might be used if the tuplet number wouldn't >> intersect the bracket. Maybe this should be default behavior? I know >> I've seen the bracket notation in Britten, albeit without the tuplet >> number. >> >> David >> > I've just had another look at the "Rudiments & Theory of Music" by the > Associated Board of the Royal Schools of Music. Triplets are introduced > in Grade II (section 26 in my 1958 edition) and are shown without > brackets or slurs, just a number, when the quavers are beamed together. > Later in the same section crotchets are shown with a slur. However when > explaining trills (Grade V, section 29a) the triplet on demisemiquavers > is shown with a slur as well as being beamed. > > I suspect that this is either a US/UK issue, or else the use of brackets > is a more recent style, or possibly both! Certainly 19thC music > published in the UK seems to favour slur-type triplets. > > Martin > I've dug out "The AB Guide to Music Theory", also published by the ABRSM, but dated 1989 and last printed in 2012. The key phrase is "and sometimes a curved line or square bracket is added" (Grade III section 3). Both examples are shown, though in the rest of the book there is a tendency to use the square form.
Martin
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