On Thu 04 Aug 2016 at 15:34:46 (+0200), Simon Albrecht wrote:
> Am 26.07.2016 um 00:31 schrieb David Wright:
> > On Mon 25 Jul 2016 at 21:21:26 (+0200), David Kastrup wrote:
> >> David Wright writes:
> >>
> >>> I like being able to type \time 2,2,2,2 8/8
> >>> but is there a way to specify the same beaming pattern
> >>> as briefly when it's really 4/4, so I don't get groups
> >>> of four quavers?
> >> I have no idea what you mean with "when it's really 4/4". Is the meter
> >> printed as 4/4? Or as 8/8 but it should be beamed like 4/4?
> >>
> >> Could you write some actual code and tell what is wrong with it? Or
> >> even better: when you state "as briefly" that implies that there is a
> >> way to write it verbosely that you know of. How about showing the
> >> verbose code that actually does what you want so that one has a chance
> >> at guessing just _what_ effect you would have wished to express more
> >> succinctly?
> > Happy to oblige. I've used a "desired" beaming pattern of 2,2,4 in this
> > example just to make it obvious when I'm controlling it and when I'm not.
> >
> > After the LP defaults, the third example shows the ease which which I
> > can specify the beaming pattern within the elegant new \time
> > command when the time signature is in quavers. But I would like the
> > same beaming pattern when the time signature is in crochets, and
> > I just wondered if there's a short way of setting it like the first
> > method illustrated in NM 1.2.3, or do I have to set it with the
> > longer versions in examples 5 and 6?
>
> Well, if it's just about having 8th notes in 4/4 time beamed 2,2,2,2
> then all you have to do is:
>
> \time 4/4
> \set Timing.beamExceptions = #'()
>
> since in 4/4 there is an exception rule in place for 8th notes (you can
> look the default exceptions up in scm/time-signature-settings.scm).
>
> Else: using the optional argument for \time is equivalent to setting
> beamStructure afterwards, which is measured in multiples of baseMoment.
> So I figure it would be:
>
> \time 1,1,2 4/4
> \set Timing.beamExceptions = #'()
That worked fine, thanks very much.
However, I did decide to change tack and took the verbose approach
when I discovered that I could put everything in a .ily file.
I've done the same for compound time too in Beam-compound.ily.
Cheers,
David.
\version "2.19.44"
%% Beam crochets separately.
%% 2.18.2 can't parse this format for beatStructure
\layout {
\context {
\Score
\overrideTimeSignatureSettings
3/4 % timeSignatureFraction
1/8 % baseMomentFraction
2,2,2 % beatStructure
#'() % beamExceptions
\overrideTimeSignatureSettings
4/4 % timeSignatureFraction
1/8 % baseMomentFraction
2,2,2,2 % beatStructure
#'() % beamExceptions
\overrideTimeSignatureSettings
5/4 % timeSignatureFraction
1/8 % baseMomentFraction
2,2,2,2,2 % beatStructure
#'() % beamExceptions
\overrideTimeSignatureSettings
6/4 % timeSignatureFraction
1/8 % baseMomentFraction
2,2,2,2,2,2 % beatStructure
#'() % beamExceptions
\overrideTimeSignatureSettings
7/4 % timeSignatureFraction
1/8 % baseMomentFraction
2,2,2,2,2,2,2 % beatStructure
#'() % beamExceptions
\overrideTimeSignatureSettings
8/4 % timeSignatureFraction
1/8 % baseMomentFraction
2,2,2,2,2,2,2,2 % beatStructure
#'() % beamExceptions
}
}
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