9 \description "Hard coded entry point for LilyPond. Cannot be tuned."
10 \grobdescriptions #all-grob-descriptions
14 \type "Engraver_group"
17 \consists "Output_property_engraver"
18 \consists "Bar_engraver"
19 %% Bar_engraver must be first so default bars aren't overwritten
22 \consists "Font_size_engraver"
23 \consists "Volta_engraver"
24 \consists "Separating_line_group_engraver"
25 \consists "Dot_column_engraver"
27 %% perhaps move to Voice context?
28 \consists "Ottava_spanner_engraver"
29 \consists "Clef_engraver"
30 \consists "Key_engraver"
31 \consists "Time_signature_engraver"
32 \consists "Ledger_line_engraver"
33 \consists "Staff_symbol_engraver"
34 \consists "Collision_engraver"
35 \consists "Rest_collision_engraver"
36 \consists "Accidental_engraver"
37 \consists "Piano_pedal_engraver"
38 \consists "Instrument_name_engraver"
39 \consists "String_number_engraver"
40 \consists "Axis_group_engraver"
41 \consists "Figured_bass_engraver"
42 \consists "Figured_bass_position_engraver"
44 \override VerticalAxisGroup #'minimum-Y-extent = #'(-4 . 4)
45 extraVerticalExtent = ##f
47 localKeySignature = #'()
49 ignoreFiguredBassRest = ##t
51 %% explicitly set instrument, so we don't get
52 %% weird effects when doing instrument names for
56 shortInstrumentName = #'()
62 \description "Handles clefs, bar lines, keys, accidentals. It can contain
63 @code{Voice} contexts."
69 \type "Engraver_group"
73 \remove "Accidental_engraver"
74 \remove "Ottava_spanner_engraver"
75 \remove "Key_engraver"
76 \remove "Piano_pedal_engraver"
77 \remove "String_number_engraver"
79 \description "Handles typesetting for percussion."
83 \defaultchild "DrumVoice"
85 clefGlyph = #"clefs.percussion"
87 \override Script #'staff-padding = #0.75
92 \type "Engraver_group"
93 \name "InnerChoirStaff"
94 \consists "System_start_delimiter_engraver"
95 systemStartDelimiter = #'SystemStartBracket
101 \accepts "RhythmicStaff"
102 \accepts "GrandStaff"
103 \accepts "PianoStaff"
105 \accepts "ChordNames"
106 \defaultchild "Staff"
113 \defaultchild "Staff"
114 \accepts "InnerChoirStaff"
115 \accepts "InnerStaffGroup"
116 \description "Identical to @code{StaffGroup} except that the
117 contained staves are not connected vertically."
122 \type "Engraver_group"
124 \override VerticalAxisGroup #'minimum-Y-extent = ##f
125 extraVerticalExtent = ##f
127 localKeySignature = #'()
130 squashedPosition = #0
134 \override BarLine #'bar-size = #4
135 \override VoltaBracket #'staff-padding = #3
136 \override StaffSymbol #'line-count = #1
138 \override Stem #'neutral-direction = #UP
139 \override Beam #'neutral-direction = #UP
141 \consists "Output_property_engraver"
142 \consists "Font_size_engraver"
143 \consists "Volta_engraver"
144 \consists "Separating_line_group_engraver"
145 \consists "Dot_column_engraver"
146 \consists "Bar_engraver"
147 \consists "Staff_symbol_engraver"
148 \consists "Pitch_squash_engraver"
149 \consists "Time_signature_engraver"
150 \consists "Instrument_name_engraver"
151 \consists "Axis_group_engraver"
152 \consists "Ledger_line_engraver"
156 \defaultchild "Voice"
159 A context like @code{Staff} but for printing rhythms. Pitches are
160 ignored; the notes are printed on one line.
166 \type "Engraver_group"
170 Corresponds to a voice on a staff. This context handles the
171 conversion of dynamic signs, stems, beams, super- and subscripts,
172 slurs, ties, and rests.
174 You have to instantiate this explicitly if you want to have
175 multiple voices on the same staff."
177 localKeySignature = #'()
178 \consists "Font_size_engraver"
180 \consists "Pitched_trill_engraver"
181 \consists "Output_property_engraver"
182 \consists "Arpeggio_engraver"
183 \consists "Multi_measure_rest_engraver"
184 \consists "Text_spanner_engraver"
185 \consists "Trill_spanner_engraver"
186 \consists "Grob_pq_engraver"
187 \consists "Forbid_line_break_engraver"
188 \consists "Laissez_vibrer_engraver"
189 \consists "Repeat_tie_engraver"
190 \consists "Note_head_line_engraver"
191 \consists "Glissando_engraver"
192 \consists "Ligature_bracket_engraver"
193 \consists "Breathing_sign_engraver"
194 \consists "Note_heads_engraver"
195 \consists "Rest_engraver"
197 %% switch on to make stem directions interpolate for the
199 % \consists "Melody_engraver"
201 \consists "Stem_engraver"
202 \consists "Beam_engraver"
203 \consists "Grace_beam_engraver"
204 \consists "Auto_beam_engraver"
205 \consists "New_fingering_engraver"
206 \consists "Chord_tremolo_engraver"
207 \consists "Percent_repeat_engraver"
208 \consists "Slash_repeat_engraver"
209 \consists "Part_combine_engraver"
211 \consists "Text_engraver"
212 \consists "Dynamic_engraver"
213 \consists "Fingering_engraver"
214 \consists "Bend_after_engraver"
216 \consists "Script_engraver"
217 \consists "Script_column_engraver"
218 \consists "Rhythmic_column_engraver"
219 \consists "Phrasing_slur_engraver"
220 \consists "Cluster_spanner_engraver"
221 \consists "Slur_engraver"
222 \consists "Tie_engraver"
223 \consists "Tuplet_engraver"
224 \consists "Grace_engraver"
225 \consists "Instrument_switch_engraver"
226 \consists "Skip_event_swallow_translator"
235 \override Stem #'length-fraction = #(magstep -4)
236 \override Beam #'length-fraction = #(magstep -4)
244 \description "A voice on a percussion staff."
245 \remove "Arpeggio_engraver"
246 \consists "Multi_measure_rest_engraver"
247 \consists "Text_spanner_engraver"
248 \consists "Grob_pq_engraver"
250 \remove "Note_head_line_engraver"
251 \remove "Glissando_engraver"
252 \remove "Ligature_bracket_engraver"
253 \remove "Note_heads_engraver"
254 \consists "Drum_notes_engraver"
255 \remove "New_fingering_engraver"
257 \remove "Fingering_engraver"
259 \remove "Cluster_spanner_engraver"
260 \consists "Tuplet_engraver"
262 \consists "Skip_event_swallow_translator"
266 \type "Engraver_group"
268 localKeySignature = #'()
270 \description " A group of staffs, with a brace on the left
271 side, grouping the staves together. The bar lines of the
272 contained staves are connected vertically. "
274 \consists "Span_bar_engraver"
275 \consists "Span_arpeggio_engraver"
276 \consists "System_start_delimiter_engraver"
277 systemStartDelimiter = #'SystemStartBrace
280 \accepts "FiguredBass"
289 "Just like @code{GrandStaff} but with a forced distance between
290 the staves, so cross staff beaming and slurring can be used."
292 \override VerticalAlignment #'forced-distance = #12
293 \override VerticalAlignment #'self-alignment-Y = #0
295 \consists "Vertical_align_engraver"
296 \consists "Instrument_name_engraver"
298 instrumentName = #'()
299 shortInstrumentName = #'()
303 \type "Engraver_group"
304 \name InnerStaffGroup
306 \consists "Span_bar_engraver"
307 \consists "Span_arpeggio_engraver"
308 \consists "Output_property_engraver"
309 systemStartDelimiter = #'SystemStartBracket
311 \consists "System_start_delimiter_engraver"
313 \defaultchild "Staff"
315 \accepts "RhythmicStaff"
317 \accepts "GrandStaff"
318 \accepts "PianoStaff"
321 \accepts "ChordNames"
330 "Groups staffs while adding a bracket on the left side, grouping
331 the staves together. The bar lines of the contained staves are
332 connected vertically. StaffGroup only consists of a collection of
333 staffs, with a bracket in front and spanning bar lines. "
335 \accepts "InnerChoirStaff"
336 \accepts "ChoirStaff"
337 \accepts "InnerStaffGroup"
338 \accepts "FiguredBass"
343 \type "Engraver_group"
344 \override VerticalAxisGroup #'minimum-Y-extent = #'(-1.2 . 2.4)
345 extraVerticalExtent = ##f
348 \description " Corresponds to a voice with lyrics. Handles the
349 printing of a single line of lyrics. "
352 \consists "Lyric_engraver"
353 \consists "Extender_engraver"
354 \consists "Hyphen_engraver"
355 \consists "Stanza_number_engraver"
356 \consists "Instrument_name_engraver"
357 \consists "Skip_event_swallow_translator"
358 \consists "Font_size_engraver"
359 \consists "Hara_kiri_engraver"
360 \override VerticalAxisGroup #'remove-first = ##t
361 \override VerticalAxisGroup #'remove-empty = ##t
362 \override SeparationItem #'padding = #0.2
363 \override InstrumentName #'self-alignment-Y = ##f
365 %% sync with define-grobs.scm ;
366 \override InstrumentName #'font-size = #1.0
368 %% make sure that barlines aren't collapsed, when
369 %% Bar_engraver is there.
370 \override BarLine #'bar-size = #0.1
375 \type "Engraver_group"
377 \consists "Axis_group_engraver"
379 \override VerticalAxisGroup #'minimum-Y-extent = ##f
380 extraVerticalExtent = ##f
384 \consists "Rest_swallow_translator"
385 \consists "Skip_event_swallow_translator"
386 \consists "Tie_engraver"
387 \consists "Note_name_engraver"
388 \consists "Separating_line_group_engraver"
392 \type "Engraver_group"
394 \description "Typesets chord names."
396 \consists "Volta_engraver"
398 \consists "Rest_swallow_translator"
399 \consists "Output_property_engraver"
400 \consists "Separating_line_group_engraver"
401 \consists "Chord_name_engraver"
402 \consists "Skip_event_swallow_translator"
403 \consists "Hara_kiri_engraver"
405 voltaOnThisStaff = ##f
406 \override VerticalAxisGroup #'minimum-Y-extent = #'(0 . 2.5)
407 extraVerticalExtent = ##f
408 \override SeparatingGroupSpanner #'padding = #0.8
409 \override VerticalAxisGroup #'remove-first = ##t
410 \override VerticalAxisGroup #'remove-empty = ##t
415 RemoveEmptyStaffContext= \context {
417 \remove "Axis_group_engraver"
418 \consists "Hara_kiri_engraver"
419 \override Beam #'auto-knee-gap = #'()
420 \override VerticalAxisGroup #'remove-empty = ##t
423 AncientRemoveEmptyStaffContext = \context {
424 %% why not add by default?
426 \RemoveEmptyStaffContext
427 \accepts "VaticanaVoice"
428 \accepts "GregorianTranscriptionVoice"
429 \accepts "MensuralVoice"
433 \type "Score_engraver"
436 \description "This is the top level notation context. No
437 other context can contain a @code{Score} context. This context
438 handles the administration of time signatures. It also makes sure
439 that items such as clefs, time signatures, and key-signatures are
440 aligned across staves.
442 You cannot explicitly instantiate a Score context (since it is
443 not contained in any other context). It is instantiated
444 automatically when an output definition (a @code{\score} or
445 @code{\layout} block) is processed."
448 \consists "Paper_column_engraver"
449 \consists "Vertically_spaced_contexts_engraver"
450 \consists "Repeat_acknowledge_engraver"
451 \consists "Staff_collecting_engraver"
453 %% move the alias along with the engraver.
455 \consists "Timing_translator"
456 \consists "Default_bar_line_engraver"
457 \consists "Output_property_engraver"
458 \consists "System_start_delimiter_engraver"
459 \consists "Mark_engraver"
460 \consists "Metronome_mark_engraver"
461 \consists "Break_align_engraver"
462 \consists "Spacing_engraver"
463 \consists "Grace_spacing_engraver"
464 \consists "Vertical_align_engraver"
465 \consists "Stanza_number_align_engraver"
466 \consists "Bar_number_engraver"
467 \consists "Tweak_engraver"
468 \consists "Parenthesis_engraver"
470 \defaultchild "Staff"
473 \accepts "RhythmicStaff"
475 \accepts "VaticanaStaff"
476 \accepts "GregorianTranscriptionStaff"
477 \accepts "MensuralStaff"
478 \accepts "StaffGroup"
481 \accepts "ChordNames"
482 \accepts "GrandStaff"
483 \accepts "ChoirStaff"
484 \accepts "PianoStaff"
487 \accepts "FiguredBass"
490 soloIIText = #"Solo II"
492 printPartCombineTexts = ##t
493 systemStartDelimiter =#'SystemStartBar
495 drumStyleTable = #drums-style
497 melismaBusyProperties = #default-melisma-properties
499 clefGlyph = #"clefs.G"
501 middleCPosition = #-6
504 defaultBarType = #"|"
505 barNumberVisibility = #first-bar-number-invisible
508 explicitClefVisibility = #all-visible
509 explicitKeySignatureVisibility = #all-visible
510 autoBeamSettings = #default-auto-beam-settings
512 autoBeamCheck = #default-auto-beam-check
513 scriptDefinitions = #default-script-alist
515 pedalSustainStrings = #'("Ped." "*Ped." "*")
516 pedalSustainStyle = #'text
517 pedalUnaCordaStrings = #'("una corda" "" "tre corde")
518 pedalUnaCordaStyle = #'text
520 %% These are in ordinary italic font, including the *,
521 %% but they are unlikely to be used,
522 %% as the default pedal-style for SostenutoPedal is 'mixed':
523 %% i.e. Sost. Ped_____________________
524 pedalSostenutoStrings = #'("Sost. Ped." "*Sost. Ped." "*")
525 pedalSostenutoStyle = #'mixed
527 harmonicAccidentals = ##t
528 fingeringOrientations = #'(up down)
529 stringNumberOrientations = #'(up down)
530 markFormatter = #format-mark-letters
535 autoAccidentals = #'(Staff (same-octave . 0))
536 autoCautionaries = #'()
538 printKeyCancellation = ##t
539 keyAlterationOrder = #`(
540 (6 . ,FLAT) (2 . ,FLAT) (5 . ,FLAT ) (1 . ,FLAT) (4 . ,FLAT) (0 . ,FLAT) (3 . ,FLAT)
541 (3 . ,SHARP) (0 . ,SHARP) (4 . ,SHARP) (1 . ,SHARP) (5 . ,SHARP) (2 . ,SHARP) (6 . ,SHARP)
542 (6 . ,DOUBLE-FLAT) (2 . ,DOUBLE-FLAT) (5 . ,DOUBLE-FLAT ) (1 . ,DOUBLE-FLAT) (4 . ,DOUBLE-FLAT) (0 . ,DOUBLE-FLAT) (3 . ,DOUBLE-FLAT)
543 (3 . ,DOUBLE-SHARP) (0 . ,DOUBLE-SHARP) (4 . ,DOUBLE-SHARP) (2 . ,DOUBLE-SHARP) (5 . ,DOUBLE-SHARP) (2 . ,DOUBLE-SHARP) (6 . ,DOUBLE-SHARP)
546 barCheckSynchronize = ##f
549 chordNameFunction = #ignatzek-chord-names
550 majorSevenSymbol = #whiteTriangleMarkup
551 chordNameSeparator = #(make-simple-markup "/")
552 chordNameExceptions = #ignatzekExceptions
553 chordNoteNamer = #'()
554 chordRootNamer = #note-name->markup
555 chordPrefixSpacer = #0
556 chordNameExceptionsFull = #fullJazzExceptions
557 chordNameExceptionsPartial = #partialJazzExceptions
560 bassStaffProperties = #'((assign clefGlyph "clefs.F")
561 (assign clefPosition 2)
562 (assign middleCPosition 6))
564 stringOneTopmost = ##t
567 %% One may change the strings tuning as following :
568 %% The lenght of the list must be equal to the number of string
569 stringTunings = #guitar-tuning
570 tablatureFormat = #fret-number-tablature-format
573 figuredBassFormatter = #format-bass-figure
574 metronomeMarkFormatter = #format-metronome-markup
576 (Voice Stem direction ,UP)
577 (Voice Stem font-size -3)
578 (Voice NoteHead font-size -3)
579 (Voice Dots font-size -3)
580 (Voice Stem length-fraction 0.8)
581 (Voice Stem no-stem-extend #t)
582 (Voice Beam thickness 0.384)
583 (Voice Beam length-fraction 0.8)
584 (Voice Accidental font-size -4)
585 (Voice Slur direction ,DOWN)
588 keepAliveInterfaces = #'(rhythmic-grob-interface lyric-interface percent-repeat-interface)
589 quotedEventTypes = #'(note-event rest-event time-scaled-music tie-event beam-event)
590 instrumentTransposition = #(ly:make-pitch 0 0 0)
592 verticallySpacedContexts = #'(Staff)
594 hairpinToBarline = ##t
603 \type "Engraver_group"
606 \consists "Figured_bass_engraver"
607 \consists "Note_swallow_translator"
608 \consists "Skip_event_swallow_translator"
609 \consists "Separating_line_group_engraver"
610 \consists "Hara_kiri_engraver"
612 \override VerticalAxisGroup #'remove-empty = ##t
613 \override VerticalAxisGroup #'remove-first = ##t
614 \override VerticalAxisGroup #'minimum-Y-extent = #'(-0.5 . 2.5)
619 \type "Engraver_group"
621 %% don't want to route anything out of here:
624 \consists "Swallow_engraver"
625 \description "Silently discards all musical information given to this context. "
632 \consists "Tab_note_heads_engraver"
633 \remove "Note_heads_engraver"
634 \remove "Fingering_engraver"
635 \remove "New_fingering_engraver"
637 \description "Context for drawing notes in a Tab staff. "
639 %% TabStaff increase the staff-space, which in turn
640 %% increases beam thickness and spacing; beams are
641 %% too big. We have to adjust the beam settings:
642 \override Beam #'thickness = #0.32
643 \override Beam #'length-fraction = #0.62
645 %% No accidental in tablature !
646 \remove Accidental_engraver
654 \consists "Tab_staff_symbol_engraver"
656 \description "Context for generating tablature. [DOCME]"
659 \defaultchild "TabVoice"
662 \override StaffSymbol #'staff-space = #1.5
664 %% Don't draw stems over the tablature figures !
665 \override Stem #'avoid-note-head = ##t
667 %% No accidental in tablature !
668 \remove "Accidental_engraver"
669 \remove "Key_engraver"
670 \remove "String_number_engraver"
671 %% Special "TAB" clef
672 clefGlyph = #"clefs.tab"
676 %% TODO: Gregorian Chant contexts should be moved to gregorian-init.ly,
677 %% but this does not work (is this a bug or intended behaviour?):
679 %% If I try to do so, I get "error: unknown escaped string:
680 %% `\VaticanaStaff'" in params-init.ly. If I also move
681 %% "\context { \Vaticana*Context }" from params-init.ly to the end
682 %% of gregorian-init.ly, then I get "error: parse error, unexpected
683 %% TRANSLATOR: \context { \VaticanaStaff }" in
684 %% gregorian-init.ly. --jr
688 \name "VaticanaVoice"
690 \description "Same as @code{Voice} context, except that it is accommodated for tyepsetting Gregorian Chant in the notational style of Editio Vaticana."
692 \remove "Slur_engraver"
693 \remove "Stem_engraver"
694 \remove "Ligature_bracket_engraver"
695 \consists "Vaticana_ligature_engraver"
697 %% Set default head for notes outside of \[ \].
698 \override NoteHead #'style = #'vaticana.punctum
700 %% Put some space before and after divisiones.
701 %% FIXME: This does not seem to show any effect.
702 \override Script #'padding = #0.5
704 %% There are no beams in Gregorian Chant notation.
707 %% Prepare TextSpanner for \episem{Initium|Finis} use.
709 %% N.B.: dash-fraction MUST be unset; otherwise, TextSpanner will
710 %% always produce dashed lines, regardless of the style property.
712 %% FIXME: The line @code{\override TextSpanner #'padding = #-0.1} is
713 %% required to force the articulation signs being placed vertically
714 %% tightly to the correpsonding note heads.
716 \override TextSpanner #'dash-fraction = #'()
717 \override TextSpanner #'style = #'line
718 \override TextSpanner #'edge-height = #'(0 . 0)
719 \override TextSpanner #'padding = #-0.1
720 \override TextSpanner #'enclose-bounds = #1
721 \override TextSpanner #'edge-text = #'("" . "")
724 %% FIXME: need something like
725 %% \remove "Bar_number_engraver" (which lives on score level)
726 %% for vaticana and gregorian transcription staves
730 \name "VaticanaStaff"
733 \accepts "VaticanaVoice"
734 \defaultchild "VaticanaVoice"
736 \description "Same as @code{Staff} context, except that it is accommodated for tyepsetting Gregorian Chant in the notational style of Editio Vaticana."
738 \remove "Time_signature_engraver"
739 \consists "Custos_engraver"
741 %% We can not remove Bar_engraver; otherwise clefs and custodes will
742 %% not show up any more among other line breaking issues.
743 %% Instead, we make the grob transparent.
744 \override BarLine #'transparent = ##t
746 \override StaffSymbol #'line-count = #4
747 \override StaffSymbol #'thickness = #0.6
749 %% FIXME: unit on StaffSymbol's width should be \linewidth.
750 %% \override StaffSymbol #'width = #60.0
752 %% Choose vaticana do clef on 3rd line as default.
753 clefGlyph = #"clefs.vaticana.do"
758 %% Select vaticana style font.
759 \override KeySignature #'style = #'vaticana
760 \override Accidental #'style = #'vaticana
761 \override Custos #'style = #'vaticana
762 \override Custos #'neutral-position = #3
763 \override Custos #'neutral-direction = #DOWN
768 \name "GregorianTranscriptionVoice"
771 %% Removing ligature bracket engraver without replacing it by some
772 %% other ligature engraver would cause a "Junking event: `LigatureEvent'"
773 %% warning for every "\[" and "\]". Therefore, we make the grob
774 %% transparent instead.
775 \override LigatureBracket #'transparent = ##t
777 %% Put some space before and after divisiones.
778 %% FIXME: This does not seem to show any effect.
779 \override Script #'padding = #0.5
781 %% There are no beams in Gregorian Chant notation.
784 %% Prepare TextSpanner for \episem{Initium|Finis} use.
786 %% N.B.: dash-fraction MUST be unset; otherwise, TextSpanner will
787 %% always produce dashed lines, regardless of the style property.
789 %% FIXME: The line @code{\override TextSpanner #'padding = #-0.1} is
790 %% required to force the articulation signs being placed vertically
791 %% tightly to the correpsonding note heads.
793 \override TextSpanner #'dash-fraction = #'()
794 \override TextSpanner #'style = #'line
795 \override TextSpanner #'edge-height = #'(0 . 0)
796 \override TextSpanner #'padding = #-0.1
797 \override TextSpanner #'enclose-bounds = #1
798 \override TextSpanner #'edge-text = #'("" . "")
803 \name "GregorianTranscriptionStaff"
806 \accepts "GregorianTranscriptionVoice"
807 \defaultchild "GregorianTranscriptionVoice"
809 %% We can not remove Bar_engraver; otherwise clefs and custodes will
810 %% not show up any more among other line breaking issues.
811 %% Instead, we make the grob transparent.
812 \override BarLine #'transparent = ##t
817 \name "MensuralVoice"
819 \description "Same as @code{Voice} context, except that it is accommodated for tyepsetting a piece in mensural style."
821 \remove "Slur_engraver"
822 \remove "Ligature_bracket_engraver"
823 \consists "Mensural_ligature_engraver"
825 %% Set default head for notes outside of \[ \].
826 \override NoteHead #'style = #'petrucci
828 %% There are no beams in mensural notation.
834 \name "MensuralStaff"
837 \defaultchild "MensuralVoice"
838 \accepts "MensuralVoice"
839 \description "Same as @code{Staff} context, except that it is accommodated for tyepsetting a piece in mensural style."
841 \consists "Custos_engraver"
843 %% We can not remove Bar_engraver; otherwise clefs and custodes will
844 %% not show up any more among other line breaking issues.
845 %% Instead, we make the grob transparent.
846 \override BarLine #'transparent = ##t
848 \override StaffSymbol #'thickness = #0.6
850 %% FIXME: unit on StaffSymbol's width should be \linewidth.
851 %% \override StaffSymbol #'width = #60.0
853 %% Choose petrucci g clef on 2nd line as default.
854 clefGlyph = #"clefs.petrucci.g"
855 middleCPosition = #-6
859 %% Select mensural style font.
860 \override TimeSignature #'style = #'mensural
861 \override KeySignature #'style = #'mensural
862 \override Accidental #'style = #'mensural
863 \override Custos #'style = #'mensural
864 \override Custos #'neutral-position = #3
865 \override Custos #'neutral-direction = #DOWN
869 RemoveEmptyRhythmicStaffContext= \context {
871 \remove "Axis_group_engraver"
872 \override VerticalAxisGroup #'remove-empty = ##t
873 \consists "Hara_kiri_engraver"