(add-quotable name music))
%% keep these two together
-afterGraceFraction = #(cons 6 8)
+afterGraceFraction = 3/4
afterGrace =
-#(define-music-function (main grace) (ly:music? ly:music?)
- (_i "Create @var{grace} note(s) after a @var{main} music expression.")
+#(define-music-function (fraction main grace) ((fraction?) ly:music? ly:music?)
+ (_i "Create @var{grace} note(s) after a @var{main} music expression.
+
+The musical position of the grace expression is after a
+given fraction of the main note's duration has passed. If
+@var{fraction} is not specified as first argument, it is taken from
+@code{afterGraceFraction} which has a default value of @code{3/4}.")
(let ((main-length (ly:music-length main))
- (fraction (ly:parser-lookup 'afterGraceFraction)))
- (make-simultaneous-music
- (list
- main
- (make-sequential-music
- (list
-
- (make-music 'SkipMusic
- 'duration (ly:make-duration
- 0 0
- (* (ly:moment-main-numerator main-length)
- (car fraction))
- (* (ly:moment-main-denominator main-length)
- (cdr fraction))))
- (make-music 'GraceMusic
- 'element grace)))))))
+ (fraction (or fraction (ly:parser-lookup 'afterGraceFraction))))
+ (descend-to-context
+ (make-simultaneous-music
+ (list
+ main
+ (make-sequential-music
+ (list
+ (make-music 'SkipMusic
+ 'duration (ly:make-duration
+ 0 0
+ (* (ly:moment-main main-length)
+ (/ (car fraction) (cdr fraction)))))
+ (make-music 'GraceMusic
+ 'element grace)))))
+ 'Bottom)))
%% music identifiers not allowed at top-level,
form of a spanner event, @var{property} may also have the form
@samp{Grob.property} for specifying a directed tweak.")
(if (ly:music? item)
- (if (eq? (ly:music-property item 'span-direction) START)
+ (if (or (eqv? (ly:music-property item 'span-direction) START)
+ (music-is-of-type? item 'tie-event))
(tweak property (value-for-spanner-piece arg) item)
(begin
(ly:music-warning item (_ "not a spanner"))
(music-invert around to music))
mark =
-#(define-music-function
- (label) ((number-or-markup?))
- "Make the music for the \\mark command."
- (let* ((set (and (integer? label)
- (context-spec-music (make-property-set 'rehearsalMark label)
- 'Score)))
- (ev (make-music 'MarkEvent
- 'origin (*location*))))
-
- (if set
- (make-sequential-music (list set ev))
- (begin
- (if label (set! (ly:music-property ev 'label) label))
- ev))))
+#(define-music-function (label) ((number-or-markup?))
+ "Make the music for the \\mark command."
+ (if label
+ (make-music 'MarkEvent 'label label)
+ (make-music 'MarkEvent)))
markupMap =
#(define-music-function (path markupfun music)
'element main-music
'quoted-music-name what))
+reduceChords =
+#(define-music-function (music) (ly:music?)
+ (_i "Reduce chords contained in @var{music} to single notes,
+intended mainly for reusing music in RhythmicStaff. Does not
+reduce parallel music.")
+ (event-chord-reduce music))
relative =
#(define-music-function (pitch music)
#(define-music-function (music)
(ly:music?)
(_i "Return @var{music} in reverse order.")
- (retrograde-music music))
+ (retrograde-music
+ (expand-repeat-notes!
+ (expand-repeat-chords!
+ (cons 'rhythmic-event
+ (ly:parser-lookup '$chord-repeat-events))
+ music))))
revertTimeSignatureSettings =
#(define-music-function
(define (offset-control-points offsets)
(if (null? offsets)
coords
- (map
- (lambda (x y) (coord-translate x y))
- coords offsets)))
+ (map coord-translate coords offsets)))
(define (helper sibs offs)
(if (pair? offs)
(else (make-sequential-music lst))))))
unfoldRepeats =
-#(define-music-function (music) (ly:music?)
- (_i "Force any @code{\\repeat volta}, @code{\\repeat tremolo} or
+#(define-music-function (types music)
+ ((symbol-list-or-symbol? '()) ly:music?)
+ (_i "Force @code{\\repeat volta}, @code{\\repeat tremolo} or
@code{\\repeat percent} commands in @var{music} to be interpreted
-as @code{\\repeat unfold}.")
- (unfold-repeats music))
+as @code{\\repeat unfold}, if specified in the optional symbol-list @var{types}.
+The default for @var{types} is an empty list, which will force any of those
+commands in @var{music} to be interpreted as @code{\\repeat unfold}. Possible
+entries are @code{volta}, @code{tremolo} or @code{percent}. Multiple entries
+are possible.")
+ (unfold-repeats types music))
+
+voices =
+#(define-music-function (ids music) (key-list? ly:music?)
+ (_i "Take the given key list of numbers (indicating the use of
+@samp{\\voiceOne}@dots{}) or symbols (indicating voice names,
+typically converted from strings by argument list processing)
+and assign the following @code{\\\\}-separated music to
+contexts according to that list. Named rather than numbered
+contexts can be used for continuing one voice (for the sake of
+spanners and lyrics), usually requiring a @code{\\voiceOne}-style
+override at the beginning of the passage and a @code{\\oneVoice}
+override at its end.
+
+The default
+@example
+<< @dots{} \\\\ @dots{} \\\\ @dots{} >>
+@end example
+construct would correspond to
+@example
+\\voices 1,2,3 << @dots{} \\\\ @dots{} \\\\ @dots{} >>
+@end example")
+ (voicify-music music ids))
void =
#(define-void-function (arg) (scheme?)