-% -*-Scheme-*-
-
-\version "2.12.0"
+%%%% -*- Mode: Scheme -*-
+
+%%%% This file is part of LilyPond, the GNU music typesetter.
+%%%%
+%%%% Copyright (C) 2003--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+%%%% Jan Nieuwenhuizen <janneke@gnu.org>
+%%%%
+%%%% LilyPond is free software: you can redistribute it and/or modify
+%%%% it under the terms of the GNU General Public License as published by
+%%%% the Free Software Foundation, either version 3 of the License, or
+%%%% (at your option) any later version.
+%%%%
+%%%% LilyPond is distributed in the hope that it will be useful,
+%%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
+%%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+%%%% GNU General Public License for more details.
+%%%%
+%%%% You should have received a copy of the GNU General Public License
+%%%% along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+
+\version "2.13.29"
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% this file is alphabetically sorted.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% need SRFI-1 filter
+%% need SRFI-1 for filter; optargs for lambda*
+#(use-modules (srfi srfi-1)
+ (ice-9 optargs))
-#(use-modules (srfi srfi-1))
+%% TODO: using define-music-function in a .scm causes crash.
acciaccatura =
#(def-grace-function startAcciaccaturaMusic stopAcciaccaturaMusic
(_i "Create an acciaccatura from the following music expression"))
+%% keep these two together
+"instrument-definitions" = #'()
+addInstrumentDefinition =
+#(define-music-function
+ (parser location name lst) (string? list?)
+ (_i "Create instrument @var{name} with properties @var{list}.")
+ (set! instrument-definitions (acons name lst instrument-definitions))
+ (make-music 'SequentialMusic 'void #t))
+
addQuote =
#(define-music-function (parser location name music) (string? ly:music?)
(_i "Define @var{music} as a quotable music expression named
(add-quotable parser name music)
(make-music 'SequentialMusic 'void #t))
-afterGraceFraction =
-#(cons 6 8)
-
+%% keep these two together
+afterGraceFraction = #(cons 6 8)
afterGrace =
-#(define-music-function
- (parser location main grace)
- (ly:music? ly:music?)
- (_i "Create @var{grace} note(s) after a @var{main} music expression.")
- (let*
- ((main-length (ly:music-length main))
- (fraction (ly:parser-lookup parser '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)))))))
+#(define-music-function (parser location main grace) (ly:music? ly:music?)
+ (_i "Create @var{grace} note(s) after a @var{main} music expression.")
+ (let ((main-length (ly:music-length main))
+ (fraction (ly:parser-lookup parser '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)))))))
+
+
+%% music identifiers not allowed at top-level,
+%% so this is a music-function instead.
+allowPageTurn =
+#(define-music-function (location parser) ()
+ (_i "Allow a page turn. May be used at toplevel (ie between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'page-turn-permission 'allow
+ 'elements (list (make-music 'PageTurnEvent
+ 'break-permission 'allow))))
+
+applyContext =
+#(define-music-function (parser location proc) (procedure?)
+ (_i "Modify context properties with Scheme procedure @var{proc}.")
+ (make-music 'ApplyContext
+ 'procedure proc))
applyMusic =
#(define-music-function (parser location func music) (procedure? ly:music?)
(_i"Apply procedure @var{func} to @var{music}.")
- (func music))
-
+ (func music))
applyOutput =
#(define-music-function (parser location ctx proc) (symbol? procedure?)
- (_i "Apply function @code{proc} to every layout object in context @code{ctx}")
- (make-music 'ApplyOutputEvent
- 'origin location
- 'procedure proc
- 'context-type ctx))
+ (_i "Apply function @code{proc} to every layout object in context @code{ctx}")
+ (make-music 'ApplyOutputEvent
+ 'procedure proc
+ 'context-type ctx))
appoggiatura =
#(def-grace-function startAppoggiaturaMusic stopAppoggiaturaMusic
- (_i "Create an appoggiatura from @var{music}"))
-
+ (_i "Create an appoggiatura from @var{music}"))
% for regression testing purposes.
assertBeamQuant =
#(define-music-function (parser location l r) (pair? pair?)
- (_i "Testing function: check whether the beam quants @var{l} and @var{r} are correct")
- (make-grob-property-override 'Beam 'positions
- (ly:make-simple-closure
- (ly:make-simple-closure
- (append
- (list chain-grob-member-functions `(,cons 0 0))
- (check-quant-callbacks l r))))))
+ (_i "Testing function: check whether the beam quants @var{l} and @var{r} are correct")
+ (make-grob-property-override 'Beam 'positions
+ (ly:make-simple-closure
+ (ly:make-simple-closure
+ (append
+ (list chain-grob-member-functions `(,cons 0 0))
+ (check-quant-callbacks l r))))))
% for regression testing purposes.
assertBeamSlope =
#(define-music-function (parser location comp) (procedure?)
- (_i "Testing function: check whether the slope of the beam is the same as @code{comp}")
- (make-grob-property-override 'Beam 'positions
- (ly:make-simple-closure
- (ly:make-simple-closure
- (append
- (list chain-grob-member-functions `(,cons 0 0))
- (check-slope-callbacks comp))))))
-
-
+ (_i "Testing function: check whether the slope of the beam is the same as @code{comp}")
+ (make-grob-property-override 'Beam 'positions
+ (ly:make-simple-closure
+ (ly:make-simple-closure
+ (append
+ (list chain-grob-member-functions `(,cons 0 0))
+ (check-slope-callbacks comp))))))
autochange =
#(define-music-function (parser location music) (ly:music?)
- (_i "Make voices that switch between staves automatically")
- (make-autochange-music parser music))
+ (_i "Make voices that switch between staves automatically")
+ (make-autochange-music parser music))
-applyContext =
-#(define-music-function (parser location proc) (procedure?)
- (_i "Modify context properties with Scheme procedure @var{proc}.")
- (make-music 'ApplyContext
- 'origin location
- 'procedure proc))
balloonGrobText =
#(define-music-function (parser location grob-name offset text)
- (symbol? number-pair? markup?)
- (_i "Attach @var{text} to @var{grob-name} at offset @var{offset}
-(use like @code{\\once})")
- (make-music 'AnnotateOutputEvent
- 'symbol grob-name
- 'X-offset (car offset)
- 'Y-offset (cdr offset)
- 'text text))
+ (symbol? number-pair? markup?)
+ (_i "Attach @var{text} to @var{grob-name} at offset @var{offset}
+ (use like @code{\\once})")
+ (make-music 'AnnotateOutputEvent
+ 'symbol grob-name
+ 'X-offset (car offset)
+ 'Y-offset (cdr offset)
+ 'text text))
balloonText =
#(define-music-function (parser location offset text) (number-pair? markup?)
- (_i "Attach @var{text} at @var{offset} (use like @code{\\tweak})")
- (make-music 'AnnotateOutputEvent
- 'X-offset (car offset)
- 'Y-offset (cdr offset)
- 'text text))
-
+ (_i "Attach @var{text} at @var{offset} (use like @code{\\tweak})")
+ (make-music 'AnnotateOutputEvent
+ 'X-offset (car offset)
+ 'Y-offset (cdr offset)
+ 'text text))
bar =
#(define-music-function (parser location type) (string?)
- (_i "Insert a bar line of type @var{type}")
+ (_i "Insert a bar line of type @var{type}")
(context-spec-music
(make-property-set 'whichBar type)
'Timing))
-
barNumberCheck =
#(define-music-function (parser location n) (integer?)
- (_i "Print a warning if the current bar number is not @var{n}.")
+ (_i "Print a warning if the current bar number is not @var{n}.")
(make-music 'ApplyContext
- 'origin location
'procedure
(lambda (c)
- (let*
- ((cbn (ly:context-property c 'currentBarNumber)))
+ (let ((cbn (ly:context-property c 'currentBarNumber)))
(if (and (number? cbn) (not (= cbn n)))
- (ly:input-message location "Barcheck failed got ~a expect ~a"
+ (ly:input-message location
+ "Barcheck failed got ~a expect ~a"
cbn n))))))
-
bendAfter =
#(define-music-function (parser location delta) (real?)
- (_i "Create a fall or doit of pitch interval @var{delta}.")
- (make-music 'BendAfterEvent
- 'delta-step delta))
+ (_i "Create a fall or doit of pitch interval @var{delta}.")
+ (make-music 'BendAfterEvent
+ 'delta-step delta))
+
+bookOutputName =
+#(define-music-function (parser location newfilename) (string?)
+ (_i "Direct output for the current book block to @var{newfilename}.")
+ (set! book-filename newfilename)
+ (make-music 'SequentialMusic 'void #t))
+
+bookOutputSuffix =
+#(define-music-function (parser location newsuffix) (string?)
+ (_i "Set the output filename suffix for the current book block to
+@var{newsuffix}.")
+ (set! book-output-suffix newsuffix)
+ (make-music 'SequentialMusic 'void #t))
-%% why a function?
+%% \breathe is defined as a music function rather than an event identifier to
+%% ensure it gets useful input location information: as an event identifier,
+%% it would have to be wrapped in an EventChord to prevent it from being
+%% treated as a post_event by the parser
breathe =
#(define-music-function (parser location) ()
- (_i "Insert a breath mark.")
- (make-music 'EventChord
- 'origin location
- 'elements (list (make-music 'BreathingEvent))))
-
+ (_i "Insert a breath mark.")
+ (make-music 'BreathingEvent))
+
+%% Make slide indication for chords
+chordGlissando =
+#(define-music-function (parser location mus1 mus2) (ly:music? ly:music?)
+ "Make a glissando between the notes of triads @code{mus1} and @code{mus2}."
+
+ (define (add-glissando musChord)
+ (let ((els (ly:music-property musChord 'elements)))
+ (ly:music-set-property! musChord 'elements (append els (list (make-music 'GlissandoEvent))))
+ musChord))
+
+ (define (get-notes musicChord)
+ (filter (lambda(x) (eq? (ly:music-property x 'name) 'NoteEvent))
+ (ly:music-property musicChord 'elements)))
+
+ (define (select-note musChord index)
+ (let* ((notes (get-notes musChord))
+ (non-notes (filter (lambda (x)
+ (not (eq? (ly:music-property x 'name)
+ 'NoteEvent)))
+ (ly:music-property musChord 'elements)))
+ (selected-note (list-ref notes index))
+ (new-els (cons selected-note non-notes))
+ (new-mus (ly:music-deep-copy musChord)))
+ (ly:music-set-property! new-mus 'elements new-els)
+ new-mus))
+
+ (define (add-glissando-line mus1 mus2 index)
+ (context-spec-music
+ (context-spec-music
+ (make-sequential-music
+ (list
+ hideNotes
+ (make-grob-property-set 'StringNumber 'transparent #t)
+ (make-grob-property-set 'NoteColumn 'ignore-collision #t)
+ ;; obviously, this isn't equivalent to \once,
+ ;; so could be changed if required
+ (make-grob-property-set 'Glissando 'thickness 2)
+ (make-grob-property-set 'DynamicText 'transparent #t)
+ (make-grob-property-set 'DynamicLineSpanner 'transparent #t)
+ (make-grob-property-set 'DynamicTextSpanner 'transparent #t)
+ (make-grob-property-set 'TextScript 'stencil #f)
+ (add-glissando (select-note mus1 index))
+ (select-note mus2 index)))
+ 'Bottom (symbol->string (gensym)))
+ 'Staff))
+
+ (let* ((notes1 (get-notes mus1))
+ (notes2 (get-notes mus2))
+ (note-count (min (length notes1) (length notes2))))
+
+ #{
+ \once \override Glissando #'minimum-length = #4
+ \once \override Glissando #'springs-and-rods = #ly:spanner::set-spacing-rods
+ <<
+ {
+ $(add-glissando mus1)
+ $mus2
+ }
+ $(make-simultaneous-music
+ (map (lambda (x)
+ (add-glissando-line mus1 mus2 x))
+ (iota note-count)))
+ >>
+ \revert NoteColumn #'ignore-collision
+ #}))
clef =
#(define-music-function (parser location type) (string?)
- (_i "Set the current clef to @var{type}.")
+ (_i "Set the current clef to @var{type}.")
(make-clef-set type))
+compoundMeter =
+#(define-music-function (parser location args) (pair?)
+ (_i "Create compound time signatures. The argument is a Scheme list of
+lists. Each list describes one fraction, with the last entry being the
+denominator, while the first entries describe the summands in the
+enumerator. If the time signature consists of just one fraction,
+the list can be given directly, i.e. not as a list containing a single list.
+For example, a time signature of (3+1)/8 + 2/4 would be created as
+@code{\\compoundMeter #'((3 1 8) (2 4))}, and a time signature of (3+2)/8
+as @code{\\compoundMeter #'((3 2 8))} or shorter
+@code{\\compoundMeter #'(3 2 8)}.")
+ (let* ((mlen (calculate-compound-measure-length args))
+ (beat (calculate-compound-base-beat args))
+ (beatGrouping (calculate-compound-beat-grouping args))
+ (timesig (cons (ly:moment-main-numerator mlen)
+ (ly:moment-main-denominator mlen))))
+ #{
+ \once \override Staff.TimeSignature #'stencil = #(lambda (grob)
+ (grob-interpret-markup grob (format-compound-time $args)))
+ \set Timing.timeSignatureFraction = $timesig
+ \set Timing.baseMoment = $beat
+ \set Timing.beatStructure = $beatGrouping
+ \set Timing.beamExceptions = #'()
+ \set Timing.measureLength = $mlen
+ #} ))
+
+
+cueClef =
+#(define-music-function (parser location type) (string?)
+ (_i "Set the current cue clef to @var{type}.")
+ (make-cue-clef-set type))
+cueClefUnset =
+#(define-music-function (parser location) ()
+ (_i "Unset the current cue clef.")
+ (make-cue-clef-unset))
+
cueDuring =
#(define-music-function
- (parser location what dir main-music) (string? ly:dir? ly:music?)
- (_i "Insert contents of quote @var{what} corresponding to @var{main-music},
+ (parser location what dir main-music) (string? ly:dir? ly:music?)
+ (_i "Insert contents of quote @var{what} corresponding to @var{main-music},
+in a CueVoice oriented by @var{dir}.")
+ (make-music 'QuoteMusic
+ 'element main-music
+ 'quoted-context-type 'Voice
+ 'quoted-context-id "cue"
+ 'quoted-music-name what
+ 'quoted-voice-direction dir))
+
+cueDuringWithClef =
+#(define-music-function
+ (parser location what dir clef main-music) (string? ly:dir? string? ly:music?)
+ (_i "Insert contents of quote @var{what} corresponding to @var{main-music},
in a CueVoice oriented by @var{dir}.")
- (make-music 'QuoteMusic
- 'element main-music
- 'quoted-context-type 'Voice
- 'quoted-context-id "cue"
- 'quoted-music-name what
- 'quoted-voice-direction dir
- 'origin location))
+ (make-music 'QuoteMusic
+ 'element main-music
+ 'quoted-context-type 'Voice
+ 'quoted-context-id "cue"
+ 'quoted-music-name what
+ 'quoted-music-clef clef
+ 'quoted-voice-direction dir))
+
+
displayLilyMusic =
#(define-music-function (parser location music) (ly:music?)
- (_i "Display the LilyPond input representation of @var{music}
+ (_i "Display the LilyPond input representation of @var{music}
to the console.")
(newline)
(display-lily-music music parser)
displayMusic =
#(define-music-function (parser location music) (ly:music?)
- (_i "Display the internal representation of @var{music} to the console.")
+ (_i "Display the internal representation of @var{music} to the console.")
(newline)
(display-scheme-music music)
music)
+
endSpanners =
#(define-music-function (parser location music) (ly:music?)
- (_i "Terminate the next spanner prematurely after exactly one note without the need of a specific end spanner.")
+ (_i "Terminate the next spanner prematurely after exactly one note
+without the need of a specific end spanner.")
(if (eq? (ly:music-property music 'name) 'EventChord)
- (let*
- ((elts (ly:music-property music 'elements))
- (start-span-evs (filter (lambda (ev)
- (and (music-has-type ev 'span-event)
- (equal? (ly:music-property ev 'span-direction)
- START)))
- elts))
- (stop-span-evs
- (map (lambda (m)
- (let* ((c (music-clone m)))
- (set! (ly:music-property c 'span-direction) STOP)
- c))
- start-span-evs))
- (end-ev-chord (make-music 'EventChord
- 'elements stop-span-evs))
- (total (make-music 'SequentialMusic
- 'elements (list music
- end-ev-chord))))
+ (let* ((elts (ly:music-property music 'elements))
+ (start-span-evs (filter (lambda (ev)
+ (and (music-has-type ev 'span-event)
+ (equal? (ly:music-property ev 'span-direction)
+ START)))
+ elts))
+ (stop-span-evs
+ (map (lambda (m)
+ (let ((c (music-clone m)))
+ (set! (ly:music-property c 'span-direction) STOP)
+ c))
+ start-span-evs))
+ (end-ev-chord (make-music 'EventChord
+ 'elements stop-span-evs))
+ (total (make-music 'SequentialMusic
+ 'elements (list music
+ end-ev-chord))))
total)
(ly:input-message location (_ "argument endSpanners is not an EventChord: ~a" music))))
+
+
featherDurations=
#(define-music-function (parser location factor argument) (ly:moment? ly:music?)
- (_i "Adjust durations of music in @var{argument} by rational @var{factor}. ")
- (let*
- ((orig-duration (ly:music-length argument))
- (multiplier (ly:make-moment 1 1)))
+ (_i "Adjust durations of music in @var{argument} by rational @var{factor}.")
+ (let ((orig-duration (ly:music-length argument))
+ (multiplier (ly:make-moment 1 1)))
(music-map
(lambda (mus)
(< 0 (ly:moment-main-denominator (ly:music-length mus))))
(begin
(ly:music-compress mus multiplier)
- (set! multiplier (ly:moment-mul factor multiplier)))
- )
+ (set! multiplier (ly:moment-mul factor multiplier))))
mus)
argument)
argument))
+footnoteGrob =
+#(define-music-function (parser location grob-name offset text footnote)
+ (symbol? number-pair? markup? markup?)
+ (_i "Attach @var{text} to @var{grob-name} at offset @var{offset},
+ with @var{text} referring to @var{footnote} (use like @code{\\once})")
+ (make-music 'FootnoteEvent
+ 'symbol grob-name
+ 'X-offset (car offset)
+ 'Y-offset (cdr offset)
+ 'text text
+ 'footnote-text footnote))
+
+footnote =
+#(define-music-function (parser location offset text footnote)
+ (number-pair? markup? markup?)
+ (_i "Attach @var{text} at @var{offset} with @var{text} referring
+ to @var{footnote} (use like @code{\\tweak})")
+ (make-music 'FootnoteEvent
+ 'X-offset (car offset)
+ 'Y-offset (cdr offset)
+ 'text text
+ 'footnote-text footnote))
+
grace =
#(def-grace-function startGraceMusic stopGraceMusic
(_i "Insert @var{music} as grace notes."))
-"instrument-definitions" = #'()
-
-addInstrumentDefinition =
-#(define-music-function
- (parser location name lst) (string? list?)
- (_i "Create instrument @var{name} with properties @var{list}.")
- (set! instrument-definitions (acons name lst instrument-definitions))
-
- (make-music 'SequentialMusic 'void #t))
-
+harmonicByFret = #(define-music-function (parser location fret music) (number? ly:music?)
+ (let* ((fret (number->string fret))
+ (pitch (fret->pitch fret)))
+ (make-sequential-music
+ (list
+ #{
+ \override TabNoteHead #'stencil = #(tab-note-head::print-custom-fret-label $fret)
+ #}
+ (make-harmonic
+ (calc-harmonic-pitch pitch music))
+ #{
+ \revert TabNoteHead #'stencil
+ #}))))
+
+harmonicByRatio = #(define-music-function (parser location ratio music) (number? ly:music?)
+ (let ((pitch (ratio->pitch ratio))
+ (fret (ratio->fret ratio)))
+ (make-sequential-music
+ (list
+ #{
+ \override TabNoteHead #'stencil = #(tab-note-head::print-custom-fret-label $fret)
+ #}
+ (make-harmonic
+ (calc-harmonic-pitch pitch music))
+ #{
+ \revert TabNoteHead #'stencil
+ #}))))
instrumentSwitch =
#(define-music-function
(parser location name) (string?)
(_i "Switch instrument to @var{name}, which must be predefined with
-@var{\addInstrumentDefinition}.")
- (let*
- ((handle (assoc name instrument-definitions))
- (instrument-def (if handle (cdr handle) '()))
- )
+@code{\\addInstrumentDefinition}.")
+ (let* ((handle (assoc name instrument-definitions))
+ (instrument-def (if handle (cdr handle) '())))
(if (not handle)
- (ly:input-message "No such instrument: ~a" name))
+ (ly:input-message location "No such instrument: ~a" name))
(context-spec-music
(make-music 'SimultaneousMusic
'elements
'Staff)))
-%% Parser used to read page-layout file, and then retreive score tweaks.
-#(define page-layout-parser #f)
-
-includePageLayoutFile =
-#(define-music-function (parser location) ()
- (_i "Include the file @var{<basename>-page-layout.ly}. Deprecated as
-part of two-pass spacing.")
- (if (not (ly:get-option 'dump-tweaks))
- (let ((tweak-filename (format #f "~a-page-layout.ly"
- (ly:parser-output-name parser))))
- (if (access? tweak-filename R_OK)
- (begin
- (ly:message "Including tweak file ~a" tweak-filename)
- (set! page-layout-parser (ly:parser-clone parser))
- (ly:parser-parse-string page-layout-parser
- (format #f "\\include \"~a\""
- tweak-filename))))))
- (make-music 'SequentialMusic 'void #t))
keepWithTag =
-#(define-music-function
- (parser location tag music) (symbol? ly:music?)
- (_i "Include only elements of @var{music} that are tagged with @var{tag}.")
- (music-filter
- (lambda (m)
- (let* ((tags (ly:music-property m 'tags))
- (res (memq tag tags)))
- (or
- (eq? tags '())
- res)))
- music))
-
-removeWithTag =
-#(define-music-function
- (parser location tag music) (symbol? ly:music?)
- (_i "Remove elements of @var{music} that are tagged with @var{tag}.")
- (music-filter
- (lambda (m)
- (let* ((tags (ly:music-property m 'tags))
- (res (memq tag tags)))
- (not res)))
- music))
+#(define-music-function (parser location tag music) (symbol? ly:music?)
+ (_i "Include only elements of @var{music} that are tagged with @var{tag}.")
+ (music-filter
+ (lambda (m)
+ (let* ((tags (ly:music-property m 'tags))
+ (res (memq tag tags)))
+ (or
+ (eq? tags '())
+ res)))
+ music))
killCues =
-#(define-music-function
- (parser location music)
- (ly:music?)
+#(define-music-function (parser location music) (ly:music?)
(_i "Remove cue notes from @var{music}.")
(music-map
(lambda (mus)
- (if (string? (ly:music-property mus 'quoted-music-name))
+ (if (and (string? (ly:music-property mus 'quoted-music-name))
+ (string=? (ly:music-property mus 'quoted-context-id "") "cue"))
(ly:music-property mus 'element)
- mus)) music))
+ mus))
+ music))
+
+
label =
#(define-music-function (parser location label) (symbol?)
- (_i "Create @var{label} as a bookmarking label")
+ (_i "Create @var{label} as a bookmarking label.")
(make-music 'EventChord
'page-marker #t
'page-label label
'elements (list (make-music 'LabelEvent
'page-label label))))
+
+language =
+#(define-music-function (parser location language) (string?)
+ (_i "Set note names for language @var{language}.")
+ (note-names-language parser language)
+ (make-music 'Music 'void #t))
+
+languageSaveAndChange =
+#(define-music-function (parser location language) (string?)
+ (_i "Store the previous pitchnames alist, and set a new one.")
+ (set! previous-pitchnames pitchnames)
+ (note-names-language parser language)
+ (make-music 'Music 'void #t))
+
+languageRestore =
+#(define-music-function (parser location) ()
+ (_i "Restore a previously-saved pitchnames alist.")
+ (if previous-pitchnames
+ (begin
+ (set! pitchnames previous-pitchnames)
+ (ly:parser-set-note-names parser pitchnames))
+ (ly:warning (_ "No other language was defined previously. Ignoring.")))
+ (make-music 'Music 'void #t))
+
+
makeClusters =
+#(define-music-function (parser location arg) (ly:music?)
+ (_i "Display chords in @var{arg} as clusters.")
+ (music-map note-to-cluster arg))
+
+modalInversion =
+#(define-music-function (parser location around to scale music)
+ (ly:music? ly:music? ly:music? ly:music?)
+ (_i "Invert @var{music} about @var{around} using @var{scale} and
+transpose from @var{around} to @var{to}.")
+ (let ((inverter (make-modal-inverter around to scale)))
+ (change-pitches music inverter)
+ music))
+
+modalTranspose =
+#(define-music-function (parser location from to scale music)
+ (ly:music? ly:music? ly:music? ly:music?)
+ (_i "Transpose @var{music} from pitch @var{from} to pitch @var{to}
+using @var{scale}.")
+ (let ((transposer (make-modal-transposer from to scale)))
+ (change-pitches music transposer)
+ music))
+
+inversion =
#(define-music-function
- (parser location arg) (ly:music?)
- (_i "Display chords in @var{arg} as clusters")
- (music-map note-to-cluster arg))
+ (parser location around to music) (ly:music? ly:music? ly:music?)
+ (_i "Invert @var{music} about @var{around} and
+transpose from @var{around} to @var{to}.")
+ (music-invert around to music))
musicMap =
#(define-music-function (parser location proc mus) (procedure? ly:music?)
- (music-map proc mus))
+ (_i "Apply @var{proc} to @var{mus} and all of the music it contains.")
+ (music-map proc mus))
+
+%% noPageBreak and noPageTurn are music functions (not music indentifiers),
+%% because music identifiers are not allowed at top-level.
+noPageBreak =
+#(define-music-function (location parser) ()
+ (_i "Forbid a page break. May be used at toplevel (i.e., between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'page-break-permission 'forbid
+ 'elements (list (make-music 'PageBreakEvent
+ 'break-permission '()))))
+
+noPageTurn =
+#(define-music-function (location parser) ()
+ (_i "Forbid a page turn. May be used at toplevel (i.e., between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'page-turn-permission 'forbid
+ 'elements (list (make-music 'PageTurnEvent
+ 'break-permission '()))))
+
+
+
+octaveCheck =
+#(define-music-function (parser location pitch-note) (ly:music?)
+ (_i "Octave check.")
+ (make-music 'RelativeOctaveCheck
+ 'pitch (pitch-of-note pitch-note)))
+
+ottava =
+#(define-music-function (parser location octave) (integer?)
+ (_i "Set the octavation.")
+ (make-music 'OttavaMusic
+ 'ottava-number octave))
+
+overrideTimeSignatureSettings =
+#(define-music-function
+ (parser location time-signature base-moment beat-structure beam-exceptions)
+ (pair? pair? cheap-list? cheap-list?)
+
+ (_i "Override @code{timeSignatureSettings}
+for time signatures of @var{time-signature} to have settings
+of @var{base-moment}, @var{beat-structure}, and @var{beam-exceptions}.")
+ ;; TODO -- add warning if largest value of grouping is
+ ;; greater than time-signature.
+ (let ((setting (make-setting base-moment beat-structure beam-exceptions)))
+ (override-time-signature-setting time-signature setting)))
overrideProperty =
#(define-music-function (parser location name property value)
(_i "Set @var{property} to @var{value} in all grobs named @var{name}.
The @var{name} argument is a string of the form @code{\"Context.GrobName\"}
-or @code{\"GrobName\"}")
+or @code{\"GrobName\"}.")
- (let*
- ((name-components (string-split name #\.))
- (context-name 'Bottom)
- (grob-name #f))
+ (let ((name-components (string-split name #\.))
+ (context-name 'Bottom)
+ (grob-name #f))
(if (> 2 (length name-components))
(set! grob-name (string->symbol (car name-components)))
(set! context-name (string->symbol (list-ref name-components 0)))))
(make-music 'ApplyOutputEvent
- 'origin location
'context-type context-name
'procedure
(lambda (grob orig-context context)
grob-name)
(set! (ly:grob-property grob property) value))))))
-%% These are music functions (iso music indentifiers), because music identifiers
-%% are not allowed at top-level.
+
+
+%% pageBreak and pageTurn are music functions (iso music indentifiers),
+%% because music identifiers are not allowed at top-level.
pageBreak =
#(define-music-function (location parser) ()
- (_i "Force a page break. May be used at toplevel (ie between scores or
+ (_i "Force a page break. May be used at toplevel (i.e., between scores or
markups), or inside a score.")
(make-music 'EventChord
'page-marker #t
(make-music 'PageBreakEvent
'break-permission 'force))))
-noPageBreak =
-#(define-music-function (location parser) ()
- (_i "Forbid a page break. May be used at toplevel (ie between scores or
-markups), or inside a score.")
- (make-music 'EventChord
- 'page-marker #t
- 'page-break-permission 'forbid
- 'elements (list (make-music 'PageBreakEvent
- 'break-permission '()))))
-
pageTurn =
#(define-music-function (location parser) ()
(_i "Force a page turn between two scores or top-level markups.")
(make-music 'PageTurnEvent
'break-permission 'force))))
-noPageTurn =
-#(define-music-function (location parser) ()
- (_i "Forbid a page turn. May be used at toplevel (ie between scores or
-markups), or inside a score.")
- (make-music 'EventChord
- 'page-marker #t
- 'page-turn-permission 'forbid
- 'elements (list (make-music 'PageTurnEvent
- 'break-permission '()))))
-
-allowPageTurn =
-#(define-music-function (location parser) ()
- (_i "Allow a page turn. May be used at toplevel (ie between scores or
-markups), or inside a score.")
- (make-music 'EventChord
- 'page-marker #t
- 'page-turn-permission 'allow
- 'elements (list (make-music 'PageTurnEvent
- 'break-permission 'allow))))
-
-%% Todo:
-%% doing
-%% define-music-function in a .scm causes crash.
-
-octaveCheck =
-#(define-music-function (parser location pitch-note) (ly:music?)
- (_i "octave check")
-
- (make-music 'RelativeOctaveCheck
- 'origin location
- 'pitch (pitch-of-note pitch-note)
- ))
-
-ottava = #(define-music-function (parser location octave) (number?)
- (_i "set the octavation ")
- (make-ottava-set octave))
-
-partcombine =
-#(define-music-function (parser location part1 part2) (ly:music? ly:music?)
- (make-part-combine-music parser
- (list part1 part2)))
-
-
-pitchedTrill =
-#(define-music-function
- (parser location main-note secondary-note)
- (ly:music? ly:music?)
- (let*
- ((get-notes (lambda (ev-chord)
- (filter
- (lambda (m) (eq? 'NoteEvent (ly:music-property m 'name)))
- (ly:music-property ev-chord 'elements))))
- (sec-note-events (get-notes secondary-note))
- (trill-events (filter (lambda (m) (music-has-type m 'trill-span-event))
- (ly:music-property main-note 'elements))))
-
- (if (pair? sec-note-events)
- (begin
- (let*
- ((trill-pitch (ly:music-property (car sec-note-events) 'pitch))
- (forced (ly:music-property (car sec-note-events ) 'force-accidental)))
-
- (if (ly:pitch? trill-pitch)
- (for-each (lambda (m) (ly:music-set-property! m 'pitch trill-pitch))
- trill-events)
- (begin
- (ly:warning (_ "Second argument of \\pitchedTrill should be single note: "))
- (display sec-note-events)))
-
- (if (eq? forced #t)
- (for-each (lambda (m) (ly:music-set-property! m 'force-accidental forced))
- trill-events)))))
- main-note))
-
-
-
-%% for lambda*
-#(use-modules (ice-9 optargs))
-
parallelMusic =
#(define-music-function (parser location voice-ids music) (list? ly:music?)
- (_i "Define parallel music sequences, separated by '|' (bar check signs),
+ (_i "Define parallel music sequences, separated by '|' (bar check signs),
and assign them to the identifiers provided in @var{voice-ids}.
@var{voice-ids}: a list of music identifiers (symbols containing only letters)
C = { e e | f f | }
@end verbatim
")
- (let* ((voices (apply circular-list (make-list (length voice-ids) (list))))
- (current-voices voices)
- (current-sequence (list)))
- ;;
- ;; utilities
- (define (push-music m)
- "Push the music expression into the current sequence"
- (set! current-sequence (cons m current-sequence)))
- (define (change-voice)
- "Stores the previously built sequence into the current voice and
+ (let* ((voices (apply circular-list (make-list (length voice-ids) (list))))
+ (current-voices voices)
+ (current-sequence (list)))
+ ;;
+ ;; utilities
+ (define (push-music m)
+ "Push the music expression into the current sequence"
+ (set! current-sequence (cons m current-sequence)))
+ (define (change-voice)
+ "Stores the previously built sequence into the current voice and
change to the following voice."
- (list-set! current-voices 0 (cons (make-music 'SequentialMusic
- 'elements (reverse! current-sequence))
- (car current-voices)))
- (set! current-sequence (list))
- (set! current-voices (cdr current-voices)))
- (define (bar-check? m)
- "Checks whether m is a bar check."
- (eq? (ly:music-property m 'name) 'BarCheck))
- (define (music-origin music)
- "Recursively search an origin location stored in music."
- (cond ((null? music) #f)
- ((not (null? (ly:music-property music 'origin)))
- (ly:music-property music 'origin))
- (else (or (music-origin (ly:music-property music 'element))
- (let ((origins (remove not (map music-origin
- (ly:music-property music 'elements)))))
- (and (not (null? origins)) (car origins)))))))
- ;;
- ;; first, split the music and fill in voices
- (map-in-order (lambda (m)
- (push-music m)
- (if (bar-check? m) (change-voice)))
- (ly:music-property music 'elements))
- (if (not (null? current-sequence)) (change-voice))
- ;; un-circularize `voices' and reorder the voices
- (set! voices (map-in-order (lambda (dummy seqs)
- (reverse! seqs))
- voice-ids voices))
- ;;
- ;; set origin location of each sequence in each voice
- ;; for better type error tracking
- (for-each (lambda (voice)
- (for-each (lambda (seq)
- (set! (ly:music-property seq 'origin)
- (or (music-origin seq) location)))
- voice))
- voices)
- ;;
- ;; check sequence length
- (apply for-each (lambda* (#:rest seqs)
- (let ((moment-reference (ly:music-length (car seqs))))
- (for-each (lambda (seq moment)
- (if (not (equal? moment moment-reference))
- (ly:music-message seq
- "Bars in parallel music don't have the same length")))
- seqs (map-in-order ly:music-length seqs))))
- voices)
- ;;
- ;; bind voice identifiers to the voices
- (map (lambda (voice-id voice)
- (ly:parser-define! parser voice-id
- (make-music 'SequentialMusic
- 'origin location
- 'elements voice)))
- voice-ids voices))
- ;; Return an empty sequence. this function is actually a "void" function.
- (make-music 'SequentialMusic 'void #t))
-
-
+ (list-set! current-voices 0 (cons (make-music 'SequentialMusic
+ 'elements (reverse! current-sequence))
+ (car current-voices)))
+ (set! current-sequence (list))
+ (set! current-voices (cdr current-voices)))
+ (define (bar-check? m)
+ "Checks whether m is a bar check."
+ (eq? (ly:music-property m 'name) 'BarCheck))
+ (define (music-origin music)
+ "Recursively search an origin location stored in music."
+ (cond ((null? music) #f)
+ ((not (null? (ly:music-property music 'origin)))
+ (ly:music-property music 'origin))
+ (else (or (music-origin (ly:music-property music 'element))
+ (let ((origins (remove not (map music-origin
+ (ly:music-property music 'elements)))))
+ (and (not (null? origins)) (car origins)))))))
+ ;;
+ ;; first, split the music and fill in voices
+ (map-in-order (lambda (m)
+ (push-music m)
+ (if (bar-check? m) (change-voice)))
+ (ly:music-property music 'elements))
+ (if (not (null? current-sequence)) (change-voice))
+ ;; un-circularize `voices' and reorder the voices
+ (set! voices (map-in-order (lambda (dummy seqs)
+ (reverse! seqs))
+ voice-ids voices))
+ ;;
+ ;; set origin location of each sequence in each voice
+ ;; for better type error tracking
+ (for-each (lambda (voice)
+ (for-each (lambda (seq)
+ (set! (ly:music-property seq 'origin)
+ (or (music-origin seq) location)))
+ voice))
+ voices)
+ ;;
+ ;; check sequence length
+ (apply for-each (lambda* (#:rest seqs)
+ (let ((moment-reference (ly:music-length (car seqs))))
+ (for-each (lambda (seq moment)
+ (if (not (equal? moment moment-reference))
+ (ly:music-message seq
+ "Bars in parallel music don't have the same length")))
+ seqs (map-in-order ly:music-length seqs))))
+ voices)
+ ;;
+ ;; bind voice identifiers to the voices
+ (map (lambda (voice-id voice)
+ (ly:parser-define! parser voice-id
+ (make-music 'SequentialMusic
+ 'origin location
+ 'elements voice)))
+ voice-ids voices))
+ ;; Return an empty sequence. This function is actually a "void" function.
+ (make-music 'SequentialMusic 'void #t))
parenthesize =
#(define-music-function (parser loc arg) (ly:music?)
(_i "Tag @var{arg} to be parenthesized.")
(if (memq 'event-chord (ly:music-property arg 'types))
- ; arg is an EventChord -> set the parenthesize property on all child notes and rests
- (map
- (lambda (ev)
- (if (or (memq 'note-event (ly:music-property ev 'types))
- (memq 'rest-event (ly:music-property ev 'types)))
- (set! (ly:music-property ev 'parenthesize) #t)))
- (ly:music-property arg 'elements))
- ; No chord, simply set property for this expression:
- (set! (ly:music-property arg 'parenthesize) #t))
+ ;; arg is an EventChord -> set the parenthesize property
+ ;; on all child notes and rests
+ (map
+ (lambda (ev)
+ (if (or (memq 'note-event (ly:music-property ev 'types))
+ (memq 'rest-event (ly:music-property ev 'types)))
+ (set! (ly:music-property ev 'parenthesize) #t)))
+ (ly:music-property arg 'elements))
+ ;; No chord, simply set property for this expression:
+ (set! (ly:music-property arg 'parenthesize) #t))
arg)
+partcombine =
+#(define-music-function (parser location part1 part2) (ly:music? ly:music?)
+ (_i "Take the music in @var{part1} and @var{part2} and typeset so
+that they share a staff.")
+ (make-part-combine-music parser
+ (list part1 part2)))
+
+partcombineForce =
+#(define-music-function (location parser type once) (symbol-or-boolean? boolean?)
+ (_i "Override the part-combiner.")
+ (make-music 'EventChord
+ 'elements (list (make-music 'PartCombineForceEvent
+ 'forced-type type
+ 'once once))))
+partcombineApart = \partcombineForce #'apart ##f
+partcombineApartOnce = \partcombineForce #'apart ##t
+partcombineChords = \partcombineForce #'chords ##f
+partcombineChordsOnce = \partcombineForce #'chords ##t
+partcombineUnisono = \partcombineForce #'unisono ##f
+partcombineUnisonoOnce = \partcombineForce #'unisono ##t
+partcombineSoloI = \partcombineForce #'solo1 ##f
+partcombineSoloIOnce = \partcombineForce #'solo1 ##t
+partcombineSoloII = \partcombineForce #'solo2 ##f
+partcombineSoloIIOnce = \partcombineForce #'solo2 ##t
+partcombineAutomatic = \partcombineForce ##f ##f
+partcombineAutomaticOnce = \partcombineForce ##f ##t
-quoteDuring = #
-(define-music-function
- (parser location what main-music)
- (string? ly:music?)
- (make-music 'QuoteMusic
- 'element main-music
- 'quoted-music-name what
- 'origin location))
+pitchedTrill =
+#(define-music-function
+ (parser location main-note secondary-note)
+ (ly:music? ly:music?)
+ (_i "Print a trill with @var{main-note} as the main note of the trill and
+print @var{secondary-note} as a stemless note head in parentheses.")
+ (let* ((get-notes (lambda (ev-chord)
+ (filter
+ (lambda (m) (eq? 'NoteEvent (ly:music-property m 'name)))
+ (ly:music-property ev-chord 'elements))))
+ (sec-note-events (get-notes secondary-note))
+ (trill-events (filter (lambda (m) (music-has-type m 'trill-span-event))
+ (ly:music-property main-note 'elements))))
+
+ (if (pair? sec-note-events)
+ (begin
+ (let* ((trill-pitch (ly:music-property (car sec-note-events) 'pitch))
+ (forced (ly:music-property (car sec-note-events) 'force-accidental)))
+
+ (if (ly:pitch? trill-pitch)
+ (for-each (lambda (m)
+ (ly:music-set-property! m 'pitch trill-pitch)) trill-events)
+ (begin
+ (ly:warning (_ "Second argument of \\pitchedTrill should be single note: "))
+ (display sec-note-events)))
+
+ (if (eq? forced #t)
+ (for-each (lambda (m)
+ (ly:music-set-property! m 'force-accidental forced))
+ trill-events)))))
+ main-note))
+quoteDuring =
+#(define-music-function (parser location what main-music) (string? ly:music?)
+ (_i "Indicate a section of music to be quoted. @var{what} indicates the name
+of the quoted voice, as specified in an @code{\\addQuote} command.
+@var{main-music} is used to indicate the length of music to be quoted;
+usually contains spacers or multi-measure rests.")
+ (make-music 'QuoteMusic
+ 'element main-music
+ 'quoted-music-name what))
-resetRelativeOctave =
-#(define-music-function
- (parser location reference-note)
+removeWithTag =
+#(define-music-function (parser location tag music) (symbol? ly:music?)
+ (_i "Remove elements of @var{music} that are tagged with @var{tag}.")
+ (music-filter
+ (lambda (m)
+ (let* ((tags (ly:music-property m 'tags))
+ (res (memq tag tags)))
+ (not res)))
+ music))
+
+resetRelativeOctave =
+#(define-music-function (parser location reference-note) (ly:music?)
+ (_i "Set the octave inside a \\relative section.")
+
+ (let* ((notes (ly:music-property reference-note 'elements))
+ (pitch (ly:music-property (car notes) 'pitch)))
+
+ (set! (ly:music-property reference-note 'elements) '())
+ (set! (ly:music-property reference-note 'to-relative-callback)
+ (lambda (music last-pitch)
+ pitch))
+
+ reference-note))
+
+retrograde =
+#(define-music-function (parser location music)
(ly:music?)
- (_i "Set the octave inside a \\relative section.")
+ (_i "Return @var{music} in reverse order.")
+ (retrograde-music music))
- (let*
- ((notes (ly:music-property reference-note 'elements))
- (pitch (ly:music-property (car notes) 'pitch)))
+revertTimeSignatureSettings =
+#(define-music-function
+ (parser location time-signature)
+ (pair?)
- (set! (ly:music-property reference-note 'elements) '())
- (set! (ly:music-property reference-note
- 'to-relative-callback)
- (lambda (music last-pitch)
- pitch))
+ (_i "Revert @code{timeSignatureSettings}
+for time signatures of @var{time-signature}.")
+ (revert-time-signature-setting time-signature))
+
+rightHandFinger =
+#(define-music-function (parser location finger) (number-or-string?)
+ (_i "Apply @var{finger} as a fingering indication.")
+
+ (apply make-music
+ (append
+ (list
+ 'StrokeFingerEvent
+ 'origin location)
+ (if (string? finger)
+ (list 'text finger)
+ (list 'digit finger)))))
- reference-note))
scaleDurations =
-#(define-music-function (parser location fraction music) (number-pair? ly:music?)
+#(define-music-function (parser location fraction music)
+ (number-pair? ly:music?)
(_i "Multiply the duration of events in @var{music} by @var{fraction}.")
(ly:music-compress music
(ly:make-moment (car fraction) (cdr fraction))))
-
-
shiftDurations =
-#(define-music-function (parser location dur dots arg) (integer? integer? ly:music?)
+#(define-music-function (parser location dur dots arg)
+ (integer? integer? ly:music?)
(_i "Scale @var{arg} up by a factor of @var{2^dur*(2-(1/2)^dots)}.")
(music-map
(_i "Set the system stretch, by reading the 'system-stretch property of
the `parameters' assoc list.")
#{
- \overrideProperty #"Score.NonMusicalPaperColumn"
- #'line-break-system-details
- #$(list (cons 'alignment-extra-space (cdr (assoc 'system-stretch parameters)))
- (cons 'system-Y-extent (cdr (assoc 'system-Y-extent parameters))))
+ \overrideProperty #"Score.NonMusicalPaperColumn"
+ #'line-break-system-details
+ #$(list (cons 'alignment-extra-space (cdr (assoc 'system-stretch parameters)))
+ (cons 'system-Y-extent (cdr (assoc 'system-Y-extent parameters))))
#})
+styledNoteHeads =
+#(define-music-function (parser location style heads music)
+ (symbol? list-or-symbol? ly:music?)
+ (_i "Set @var{heads} in @var{music} to @var{style}.")
+ (style-note-heads heads style music))
-rightHandFinger =
-#(define-music-function (parser location finger) (number-or-string?)
- (_i "Apply @var{finger} as a fingering indication.")
- (apply make-music
- (append
- (list
- 'StrokeFingerEvent
- 'origin location)
- (if (string? finger)
- (list 'text finger)
- (list 'digit finger)))))
-
-scoreTweak =
-#(define-music-function (parser location name) (string?)
- (_i "Include the score tweak, if exists.")
- (if (and page-layout-parser (not (ly:get-option 'dump-tweaks)))
- (let ((tweak-music (ly:parser-lookup page-layout-parser
- (string->symbol name))))
- (if (ly:music? tweak-music)
- tweak-music
- (make-music 'SequentialMusic)))
- (make-music 'SequentialMusic)))
+tabChordRepetition =
+#(define-music-function (parser location) ()
+ (_i "Include the string information in a chord repetition.")
+ (ly:parser-set-repetition-function parser tab-repeat-chord)
+ (make-music 'SequentialMusic 'void #t))
-tag = #(define-music-function (parser location tag arg)
- (symbol? ly:music?)
+tag =
+#(define-music-function (parser location tag arg) (symbol? ly:music?)
(_i "Add @var{tag} to the @code{tags} property of @var{arg}.")
(ly:music-property arg 'tags)))
arg)
-
-
transposedCueDuring =
#(define-music-function
- (parser location what dir pitch-note main-music)
- (string? ly:dir? ly:music? ly:music?)
+ (parser location what dir pitch-note main-music)
+ (string? ly:dir? ly:music? ly:music?)
- (_i "Insert notes from the part @var{what} into a voice called @code{cue},
+ (_i "Insert notes from the part @var{what} into a voice called @code{cue},
using the transposition defined by @var{pitch-note}. This happens
-simultaneously with @var{main-music}, which is usually a rest. The
+simultaneously with @var{main-music}, which is usually a rest. The
argument @var{dir} determines whether the cue notes should be notated
as a first or second voice.")
- (make-music 'QuoteMusic
- 'element main-music
- 'quoted-context-type 'Voice
- 'quoted-context-id "cue"
- 'quoted-music-name what
- 'quoted-voice-direction dir
- 'quoted-transposition (pitch-of-note pitch-note)
- 'origin location))
-
-
+ (make-music 'QuoteMusic
+ 'element main-music
+ 'quoted-context-type 'Voice
+ 'quoted-context-id "cue"
+ 'quoted-music-name what
+ 'quoted-voice-direction dir
+ 'quoted-transposition (pitch-of-note pitch-note)))
transposition =
#(define-music-function (parser location pitch-note) (ly:music?)
(context-spec-music
(make-property-set 'instrumentTransposition
(ly:pitch-negate (pitch-of-note pitch-note)))
- 'Staff))
+ 'Staff))
-tweak = #(define-music-function (parser location sym val arg)
- (symbol? scheme? ly:music?)
+tweak =
+#(define-music-function (parser location sym val arg)
+ (symbol? scheme? ly:music?)
+ (_i "Add @code{sym . val} to the @code{tweaks} property of @var{arg}.")
- (_i "Add @code{sym . val} to the @code{tweaks} property of @var{arg}.")
-
- (set!
- (ly:music-property arg 'tweaks)
- (acons sym val
- (ly:music-property arg 'tweaks)))
- arg)
+ (if (equal? (object-property sym 'backend-type?) #f)
+ (begin
+ (ly:warning (_ "cannot find property type-check for ~a") sym)
+ (ly:warning (_ "doing assignment anyway"))))
+ (set!
+ (ly:music-property arg 'tweaks)
+ (acons sym val
+ (ly:music-property arg 'tweaks)))
+ arg)
unfoldRepeats =
#(define-music-function (parser location music) (ly:music?)
- (unfold-repeats music))
+ (_i "Force any @code{\\repeat volta}, @code{\\repeat tremolo} or
+@code{\\repeat percent} commands in @var{music} to be interpreted
+as @code{\\repeat unfold}.")
+ (unfold-repeats music))
withMusicProperty =
-#(define-music-function (parser location sym val music) (symbol? scheme? ly:music?)
+#(define-music-function (parser location sym val music)
+ (symbol? scheme? ly:music?)
(_i "Set @var{sym} to @var{val} in @var{music}.")
(set! (ly:music-property music sym) val)