Re: incomplete tuplets in non-standard time signatures

2020-12-02 Thread Michael Käppler

Am 02.12.2020 um 11:24 schrieb Michael Käppler:

Am 02.12.2020 um 09:26 schrieb Michael Käppler:

Am 30.11.2020 um 09:20 schrieb Michael Käppler:

Am 30.11.2020 um 08:29 schrieb Lukas-Fabian Moser:

Hi Michael,


I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html






2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

That does not make sense to me. 2.20.0 was released on March 1, 2020
and
Harm reported that 2.20.0 is fine. I think bisecting must start with
2.20.0., then.


It's well possible that I got this all wrong, but I was under the
impression that, as not all changes added during the 2.19.xx cycle
were cherry-picked into 2.20, it's quite possible for a commit that
was added to master before the release of 2.20.0 to only end up in
2.21.xx.

You are right, I got this wrong. Sorry for the noise.

Michael


Added to the tracker:
https://gitlab.com/lilypond/lilypond/-/issues/6067

I think I have a fix ready for this

See https://gitlab.com/lilypond/lilypond/-/merge_requests/534



Re: incomplete tuplets in non-standard time signatures

2020-12-02 Thread Michael Käppler

Am 02.12.2020 um 09:26 schrieb Michael Käppler:

Am 30.11.2020 um 09:20 schrieb Michael Käppler:

Am 30.11.2020 um 08:29 schrieb Lukas-Fabian Moser:

Hi Michael,


I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html





2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

That does not make sense to me. 2.20.0 was released on March 1, 2020
and
Harm reported that 2.20.0 is fine. I think bisecting must start with
2.20.0., then.


It's well possible that I got this all wrong, but I was under the
impression that, as not all changes added during the 2.19.xx cycle
were cherry-picked into 2.20, it's quite possible for a commit that
was added to master before the release of 2.20.0 to only end up in
2.21.xx.

You are right, I got this wrong. Sorry for the noise.

Michael


Added to the tracker:
https://gitlab.com/lilypond/lilypond/-/issues/6067

I think I have a fix ready for this.




Re: incomplete tuplets in non-standard time signatures

2020-12-02 Thread Michael Käppler

Am 30.11.2020 um 09:20 schrieb Michael Käppler:

Am 30.11.2020 um 08:29 schrieb Lukas-Fabian Moser:

Hi Michael,


I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html




2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

That does not make sense to me. 2.20.0 was released on March 1, 2020
and
Harm reported that 2.20.0 is fine. I think bisecting must start with
2.20.0., then.


It's well possible that I got this all wrong, but I was under the
impression that, as not all changes added during the 2.19.xx cycle
were cherry-picked into 2.20, it's quite possible for a commit that
was added to master before the release of 2.20.0 to only end up in
2.21.xx.

You are right, I got this wrong. Sorry for the noise.

Michael


Added to the tracker:
https://gitlab.com/lilypond/lilypond/-/issues/6067

Cheers,
Michael




Re: incomplete tuplets in non-standard time signatures

2020-11-30 Thread Michael Käppler

Am 30.11.2020 um 08:29 schrieb Lukas-Fabian Moser:

Hi Michael,


I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html



2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

That does not make sense to me. 2.20.0 was released on March 1, 2020 and
Harm reported that 2.20.0 is fine. I think bisecting must start with
2.20.0., then.


It's well possible that I got this all wrong, but I was under the
impression that, as not all changes added during the 2.19.xx cycle
were cherry-picked into 2.20, it's quite possible for a commit that
was added to master before the release of 2.20.0 to only end up in
2.21.xx.

You are right, I got this wrong. Sorry for the noise.

Michael



Re: incomplete tuplets in non-standard time signatures

2020-11-29 Thread Lukas-Fabian Moser

Hi Michael,


I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html 




2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

That does not make sense to me. 2.20.0 was released on March 1, 2020 and
Harm reported that 2.20.0 is fine. I think bisecting must start with 
2.20.0., then.


It's well possible that I got this all wrong, but I was under the 
impression that, as not all changes added during the 2.19.xx cycle were 
cherry-picked into 2.20, it's quite possible for a commit that was added 
to master before the release of 2.20.0 to only end up in 2.21.xx.


Also, Malte's commit contains the following change in lily/bracket.cc:

index bc7ad67680..63ab1fcafa 100644
@@ -77,8 +77,9 @@ Bracket::make_bracket (Grob *me, // for line properties.
 m.add_stencil (Line_interface::line (me, straight_corners[LEFT],
straight_corners[RIGHT]));

-  if (scm_is_number (me->get_property ("dash-fraction")))
-    me->set_property ("dash-fraction", scm_from_double (1.0));
+  if (scm_is_eq (me->get_property ("style"), ly_symbol2scm ("dashed-line"))
+  && !to_boolean (me->get_property ("dashed-edge")))
+    me->set_property ("style", ly_symbol2scm ("line"));
   for (LEFT_and_RIGHT (d))
 m.add_stencil (Line_interface::line (me, straight_corners[d],
flare_corners[d]));

I haven't even tried to understand the scope and logic of Malte's 
changes, but to me it seems very plausible that this change could lead 
to a behaviour as discovered by Harm.


(And actually, my bisect started as follows:

git bisect start
# good: [b39b2e652fc4bcf282bb8b826e81070a77bc93db] Release: bump Welcome 
versions.

git bisect good b39b2e652fc4bcf282bb8b826e81070a77bc93db
# bad: [65932b8fde202a95b7fbf9f400c01c75fa53519f] Add version to 
Japanese snippet

git bisect bad 65932b8fde202a95b7fbf9f400c01c75fa53519f

b39b2e is release/2.20.0-1, 65932b8 is release/2.21.0-1.)

Lukas




Re: incomplete tuplets in non-standard time signatures

2020-11-29 Thread Jonas Hahnfeld via LilyPond user discussion
Am Sonntag, dem 29.11.2020 um 22:24 +0100 schrieb Michael Käppler:
> Am 29.11.2020 um 21:09 schrieb Lukas-Fabian Moser:
> > Hi Harm,
> Hi Harm and Lukas,
> > 
> > > I just filed a bug report
> > > http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html
> > > 
> > 2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
> > commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
> > Author: Malte Meyn 
> > Date:   Sun Sep 29 10:10:35 2019 +0200
> > 
> >     Issue 5563: make edges of brackets dashable
> > 
> >     The new boolean grob property dashed-edge controls whether the
> > edges of
> >     a dashed bracket are solid or dashed.
> > 
> > 
> That does not make sense to me. 2.20.0 was released on March 1, 2020 and
> Harm reported
> that 2.20.0 is fine. I think bisecting must start with 2.20.0., then.

It does very much make sense: 2.20.0 was not released from master;
instead stable/2.20 was branched in August 2017. All commits since then
until April 2020 first appeared in 2.21.0 (unless backported for 2.20).

Jonas


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Re: incomplete tuplets in non-standard time signatures

2020-11-29 Thread Michael Käppler

Am 29.11.2020 um 21:09 schrieb Lukas-Fabian Moser:

Hi Harm,

Hi Harm and Lukas,



I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html


2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

    Issue 5563: make edges of brackets dashable

    The new boolean grob property dashed-edge controls whether the
edges of
    a dashed bracket are solid or dashed.



That does not make sense to me. 2.20.0 was released on March 1, 2020 and
Harm reported
that 2.20.0 is fine. I think bisecting must start with 2.20.0., then.

Cheers,
Michael




Re: incomplete tuplets in non-standard time signatures

2020-11-29 Thread Lukas-Fabian Moser

Hi Harm,


I just filed a bug report
http://lilypond.1069038.n5.nabble.com/Wrongly-read-property-with-MetronomeMark-td237659.html

2c2908c905ba822ef656b06b1cc4f0ca33960c9c is the first bad commit
commit 2c2908c905ba822ef656b06b1cc4f0ca33960c9c
Author: Malte Meyn 
Date:   Sun Sep 29 10:10:35 2019 +0200

    Issue 5563: make edges of brackets dashable

    The new boolean grob property dashed-edge controls whether the edges of
    a dashed bracket are solid or dashed.

Lukas



Re: incomplete tuplets in non-standard time signatures

2020-11-29 Thread Thomas Morley
Am Fr., 27. Nov. 2020 um 17:21 Uhr schrieb 98123981293 1293812397123
:
>
> Dear list,
>
> On list thread Apr 6 2020, Harm provided a Scheme workaround for half-dashed 
> tuplet brackets in non-standard time signatures in version 2.20. However, in 
> using his solution in 2.21.6, if a /tempo marking is included in any staff, I 
> observe that, for the first staff in the score, the custom stencil will 
> always engrave as a fully dashed instead of half-dashed tuplet (and no matter 
> where the /tempo statement occurs, all tuplets in that first staff are 
> affected). Half-dashed tuplet stencils engrave as expected in all other 
> staves regardless of any /tempo statements. Can anyone give any insight as to 
> why? Compare output of the following three examples below.
>
> (Or is there an easier way to do this now altogether in ver 2.21.6? Harm 
> hinted at such features possibly becoming available in future releases.)
>
> Thank you,
> Kyle
>
> \version "2.21.6"
>
> %%%SCHEME FUNCTIONS:%%%
>
> #(define (translated-dashed-line->draw-line bool lst)
> ;; lst is supposed to be a list retrieved from a stencil-expression, p.e.
> ;; (translate-stencil
> ;;   (17.1123059321317 . 0.0)
> ;;   (dashed-line
> ;; 0.16 <- thick
> ;; 0.409629549559636 <- on
> ;; 0.61324339455 <- off
> ;; -7.5781485327 <- x-destination
> ;; 0.0 <- y-destination
> ;; 0.0 <- phase
> ;; ))
> ;; This procedure will transform it into:
> ;; (drawline
> ;;   thick
> ;;   x-start
> ;;   y-start
> ;;   x-end
> ;;   y-end)
>
>   (if (and bool
>(>= (length lst) 3)
>(not (eq? (car lst) 'draw-line)))
>   (let* ((translate (list-ref lst 1))
>  (dashed-line (last lst))
>  (thick (list-ref dashed-line 1))
>  (x-dest (list-ref dashed-line 4))
>  (y-dest (list-ref dashed-line 5)))
> (list
>   'draw-line
>   thick
>   (car translate)
>   (cdr translate)
>   (+ x-dest (car translate))
>   (+ y-dest (cdr translate
>   lst))
>
> #(define (half-solid-tuplet-bracket bool-pair)
> (lambda (grob)
>   (if (and ;; continue if the TupletBracket is dashed
>(eq? (ly:grob-property grob 'style) 'dashed-line)
>;; continue if left or right part should become solid
>(or (car bool-pair) (cdr bool-pair))
>;; don't continue, if TupletBracket is omitted
>(not (ly:stencil-empty? (ly:grob-property grob 'stencil)))
>;; don't continue, if the whole TupletBracket should be dashed
>(not (and (car bool-pair) (cdr bool-pair
>   ;; make left or right part solid
>   (let* ((stil (ly:grob-property grob 'stencil))
>  (x-ext (ly:stencil-extent stil X))
>  (y-ext (ly:stencil-extent stil Y))
>  (stil-expr (ly:stencil-expr stil))
>  (translate (list-ref stil-expr 1))
>  (combined-stil (last stil-expr))
>  (new-stencil-expr
>(list
>  'translate-stencil
>  translate
>  (cons 'combine-stencil
> (map
>   (lambda (i)
> (translated-dashed-line->draw-line
>   (if (odd? i)
>   (cdr bool-pair)
>   (car bool-pair))
>   (list-ref combined-stil i)))
>   (iota 4 1 1))
>   (ly:grob-set-property! grob 'stencil
> (ly:make-stencil
>   new-stencil-expr
>   x-ext
>   y-ext))
>
> halfSolidTupletBracket =
> #(define-music-function (pair)(pair?)
> #{
>   \override TupletBracket.after-line-breaking =
> #(half-solid-tuplet-bracket pair)
> #})
>
> %%%FAILS:%%%
>
> \score {
> <<
> \new Staff
> {
>  \override TupletBracket.bracket-visibility = ##t
>  \once \halfSolidTupletBracket #'(#t . #f)
>   \once \override TupletBracket.style = #'dashed-line
>   \once \override TupletBracket.edge-height = #'(0.7 . 0)
>   \tempo 4 = 60
> \time 2/5
> \times 4/5 { c'16 c'8. c'16 c'16 c'8 } |
> }
>
> \new Staff
> {
>  \override TupletBracket.bracket-visibility = ##t
>  \once \halfSolidTupletBracket #'(#t . #f)
>   \once \override TupletBracket.style = #'dashed-line
>   \once \override TupletBracket.edge-height = #'(0.7 . 0)
>   \tempo 4 = 60
> \time 2/5
> \times 4/5 { c'16 c'8. c'16 c'16 c'8 } |
> }
> >>
> }
>
> %%% ALSO FAILS:%%%
>
> \score {
> <<
> \new Staff
> {
>  \override TupletBracket.bracket-visibility = ##t
>  \once \halfSolidTupletBracket #'(#t . #f)
>   \once \override TupletBracket.style = #'dashed-line
>   \once \override TupletBracket.edge-height = #'(0.7 . 0)
> \time 2/5
> \times 

Re: incomplete tuplets in non-standard time signatures

2020-11-27 Thread 98123981293 1293812397123
Dear list,

On list thread Apr 6 2020, Harm provided a Scheme workaround for
half-dashed tuplet brackets in non-standard time signatures in version
2.20. However, in using his solution in 2.21.6, if a /tempo marking is
included in *any* staff, I observe that, for the *first* staff in the
score, the custom stencil will *always* engrave as a fully dashed instead
of half-dashed tuplet (and no matter where the /tempo statement occurs, all
tuplets in that first staff are affected). Half-dashed tuplet stencils
engrave as expected in all other staves regardless of any /tempo
statements. Can anyone give any insight as to why? Compare output of the
following three examples below.

(Or is there an easier way to do this now altogether in ver 2.21.6? Harm
hinted at such features possibly becoming available in future releases.)

Thank you,
Kyle

\version "2.21.6"

%%%SCHEME FUNCTIONS:%%%

#(define (translated-dashed-line->draw-line bool lst)
;; lst is supposed to be a list retrieved from a stencil-expression, p.e.
;; (translate-stencil
;;   (17.1123059321317 . 0.0)
;;   (dashed-line
;; 0.16 <- thick
;; 0.409629549559636 <- on
;; 0.61324339455 <- off
;; -7.5781485327 <- x-destination
;; 0.0 <- y-destination
;; 0.0 <- phase
;; ))
;; This procedure will transform it into:
;; (drawline
;;   thick
;;   x-start
;;   y-start
;;   x-end
;;   y-end)

  (if (and bool
   (>= (length lst) 3)
   (not (eq? (car lst) 'draw-line)))
  (let* ((translate (list-ref lst 1))
 (dashed-line (last lst))
 (thick (list-ref dashed-line 1))
 (x-dest (list-ref dashed-line 4))
 (y-dest (list-ref dashed-line 5)))
(list
  'draw-line
  thick
  (car translate)
  (cdr translate)
  (+ x-dest (car translate))
  (+ y-dest (cdr translate
  lst))

#(define (half-solid-tuplet-bracket bool-pair)
(lambda (grob)
  (if (and ;; continue if the TupletBracket is dashed
   (eq? (ly:grob-property grob 'style) 'dashed-line)
   ;; continue if left or right part should become solid
   (or (car bool-pair) (cdr bool-pair))
   ;; don't continue, if TupletBracket is omitted
   (not (ly:stencil-empty? (ly:grob-property grob 'stencil)))
   ;; don't continue, if the whole TupletBracket should be dashed
   (not (and (car bool-pair) (cdr bool-pair
  ;; make left or right part solid
  (let* ((stil (ly:grob-property grob 'stencil))
 (x-ext (ly:stencil-extent stil X))
 (y-ext (ly:stencil-extent stil Y))
 (stil-expr (ly:stencil-expr stil))
 (translate (list-ref stil-expr 1))
 (combined-stil (last stil-expr))
 (new-stencil-expr
   (list
 'translate-stencil
 translate
 (cons 'combine-stencil
(map
  (lambda (i)
(translated-dashed-line->draw-line
  (if (odd? i)
  (cdr bool-pair)
  (car bool-pair))
  (list-ref combined-stil i)))
  (iota 4 1 1))
  (ly:grob-set-property! grob 'stencil
(ly:make-stencil
  new-stencil-expr
  x-ext
  y-ext))

halfSolidTupletBracket =
#(define-music-function (pair)(pair?)
#{
  \override TupletBracket.after-line-breaking =
#(half-solid-tuplet-bracket pair)
#})

%%%FAILS:%%%

\score {
<<
\new Staff
{
 \override TupletBracket.bracket-visibility = ##t
 \once \halfSolidTupletBracket #'(#t . #f)
  \once \override TupletBracket.style = #'dashed-line
  \once \override TupletBracket.edge-height = #'(0.7 . 0)
  \tempo 4 = 60
\time 2/5
\times 4/5 { c'16 c'8. c'16 c'16 c'8 } |
}

\new Staff
{
 \override TupletBracket.bracket-visibility = ##t
 \once \halfSolidTupletBracket #'(#t . #f)
  \once \override TupletBracket.style = #'dashed-line
  \once \override TupletBracket.edge-height = #'(0.7 . 0)
  \tempo 4 = 60
\time 2/5
\times 4/5 { c'16 c'8. c'16 c'16 c'8 } |
}
>>
}

%%% ALSO FAILS:%%%

\score {
<<
\new Staff
{
 \override TupletBracket.bracket-visibility = ##t
 \once \halfSolidTupletBracket #'(#t . #f)
  \once \override TupletBracket.style = #'dashed-line
  \once \override TupletBracket.edge-height = #'(0.7 . 0)
\time 2/5
\times 4/5 { c'16 c'8. c'16 c'16 c'8 } |
}

\new Staff
{
 \override TupletBracket.bracket-visibility = ##t
 \once \halfSolidTupletBracket #'(#t . #f)
  \once \override TupletBracket.style = #'dashed-line
  \once \override TupletBracket.edge-height = #'(0.7 . 0)
  \tempo 4 = 60
\time 2/5
\times 4/5 

Re: incomplete tuplets in non-standard time signatures

2020-04-06 Thread Thomas Morley
Am So., 5. Apr. 2020 um 19:59 Uhr schrieb 98123981293 1293812397123
:
>
> Dear list,
>
> In the following example, I would like to:
> 1) In the first voice: make the tuplet line to the right of the number into a 
> dashed straight line.
> 2) In the second voice: fix the appearance of the last tuplet in the measure 
> so that the number does not clash with the bracket, and the bracket is not 
> horizontally flipped. Once this is accomplished, I would like to apply the 
> same appearance with dotted right lines from step one. I've attached a .png 
> drawing of roughly how I want it to look.
>
> This thread 
> (https://www.mail-archive.com/lilypond-user@gnu.org/msg89110.html) addresses 
> these types of alterations, but affects the whole bracket; is there any way 
> to adjust the left and right sides of the bracket independently?  If this has 
> already been addressed elsewhere please let me know so that I may consult the 
> relevant documentation/snippet/archive.
>
> Thank you for your time,
> -Kyle

Hi,

ad 2) A TupletBracket needs bounds to the left and the right, which
must be _not_ the same.
You need a workaround, see example-code below.

ad 1) For your request one needs to recreate the stencil.
Below my own take on it. It relies heavily on how the stencil is
created currently, this may vary in future version. Then the code will
break.
Furthermore, in 2.20.0 the bracket edges are always solid, In the
hopefully upcoming soon 2.21.0 there will be the dashed-edge-property
for customizing them.

Below relies on a dashed TupletBracket, making parts of it solid.
'edge-height may be set separately.

Cheers,
  Harm

\version "2.20.0"

#(define (translated-dashed-line->draw-line bool lst)
;; lst is supposed to be a list retrieved from a stencil-expression, p.e.
;; (translate-stencil
;;   (17.1123059321317 . 0.0)
;;   (dashed-line
;; 0.16 <- thick
;; 0.409629549559636 <- on
;; 0.61324339455 <- off
;; -7.5781485327 <- x-destination
;; 0.0 <- y-destination
;; 0.0 <- phase
;; ))
;; This procedure will transform it into:
;; (drawline
;;   thick
;;   x-start
;;   y-start
;;   x-end
;;   y-end)

  (if (and bool
   (>= (length lst) 3)
   (not (eq? (car lst) 'draw-line)))
  (let* ((translate (list-ref lst 1))
 (dashed-line (last lst))
 (thick (list-ref dashed-line 1))
 (x-dest (list-ref dashed-line 4))
 (y-dest (list-ref dashed-line 5)))
(list
  'draw-line
  thick
  (car translate)
  (cdr translate)
  (+ x-dest (car translate))
  (+ y-dest (cdr translate
  lst))

#(define (half-solid-tuplet-bracket bool-pair)
(lambda (grob)
  (if (and ;; continue if the TupletBracket is dashed
   (eq? (ly:grob-property grob 'style) 'dashed-line)
   ;; continue if left or right part should become solid
   (or (car bool-pair) (cdr bool-pair))
   ;; don't continue, if TupletBracket is omitted
   (not (ly:stencil-empty? (ly:grob-property grob 'stencil)))
   ;; don't continue, if the whole TupletBracket should be dashed
   (not (and (car bool-pair) (cdr bool-pair
  ;; make left or right part solid
  (let* ((stil (ly:grob-property grob 'stencil))
 (x-ext (ly:stencil-extent stil X))
 (y-ext (ly:stencil-extent stil Y))
 (stil-expr (ly:stencil-expr stil))
 (translate (list-ref stil-expr 1))
 (combined-stil (last stil-expr))
 (new-stencil-expr
   (list
 'translate-stencil
 translate
 (cons 'combine-stencil
(map
  (lambda (i)
(translated-dashed-line->draw-line
  (if (odd? i)
  (cdr bool-pair)
  (car bool-pair))
  (list-ref combined-stil i)))
  (iota 4 1 1))
  (ly:grob-set-property! grob 'stencil
(ly:make-stencil
  new-stencil-expr
  x-ext
  y-ext))

halfSolidTupletBracket =
#(define-music-function (pair)(pair?)
#{
  \override TupletBracket.after-line-breaking =
#(half-solid-tuplet-bracket pair)
#})

%%
%% Examples
%%
\paper { ragged-right = ##f }
{
  \once \halfSolidTupletBracket #'(#t . #f)
  \once \override TupletBracket.style = #'dashed-line
  %% set edges
  \once \override TupletBracket.edge-height = #'(0.7 . 0)
  \times 2/3 { b4 4 4 }

  %% default
  \times 2/3 { b4 4 4 }

  \once \override TupletBracket.dash-period = #0.5
  \once \override TupletBracket.dash-fraction = #1/6
  \once \override TupletBracket.style = #'dashed-line
  \halfSolidTupletBracket #'(#t . #f)
  %% available with hopefully upcoming soon 2.21.0:
  %% with 2.20.0 edges 

incomplete tuplets in non-standard time signatures

2020-04-05 Thread 98123981293 1293812397123
Dear list,

In the following example, I would like to:
1) In the first voice: make the tuplet line to the right of the number into
a dashed straight line.
2) In the second voice: fix the appearance of the last tuplet in the
measure so that the number does not clash with the bracket, and the bracket
is not horizontally flipped. Once this is accomplished, I would like to
apply the same appearance with dotted right lines from step one. I've
attached a .png drawing of roughly how I want it to look.

This thread (
https://www.mail-archive.com/lilypond-user@gnu.org/msg89110.html) addresses
these types of alterations, but affects the whole bracket; is there any way
to adjust the left and right sides of the bracket independently?  If this
has already been addressed elsewhere please let me know so that I may
consult the relevant documentation/snippet/archive.

Thank you for your time,
-Kyle

\version "2.18.2"

\header {
  subsubtitle = "incomplete tuplets in non-standard time sigs"
}

\score {
<<
\new Staff {
\clef treble
\key c \major
\set subdivideBeams = ##t
\set strictBeatBeaming = ##t
\override TupletBracket.bracket-visibility = ##t

\time 8/24
\times 2/3 {
bes'16[
 \set stemLeftBeamCount =2
 \set stemRightBeamCount =2
d''16
b'16]
}
\times 2/3 {
cis''8[
f''16]
}
\times 2/3 {
d''16[
e''16]
}
}


\new Staff {
 \clef bass
\key c \major
\set subdivideBeams = ##t
\set strictBeatBeaming = ##t
\override TupletBracket.bracket-visibility = ##t

 \time 8/24
a8~
\times 2/3 {
a8[
g16~]
}
\times 2/3 {
g8
}
}
>>
}