%%%% This file is part of LilyPond, the GNU music typesetter.
%%%%
%%%% Copyright (C) 1996--2015 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 "2.19.16"

%%
%% setup for Request->Element conversion.
%%
\context {
  \type "Performer_group"
  \name Staff
  \accepts CueVoice
  \accepts NullVoice
  \accepts Voice
  \defaultchild Voice

  \consists "Staff_performer"
  \consists "Key_performer"
  \consists "Midi_control_change_performer"
}

\context {
  \name Global
  \accepts Score
  \defaultchild Score
  \description "Hard coded entry point for LilyPond.  Cannot be tuned."
}

\context {
  \Staff
  \name KievanStaff
  \alias Staff
  \denies Voice
  \accepts KievanVoice
  \defaultchild KievanVoice
}

\context {
  \Staff
  \name VaticanaStaff
  \alias Staff
  \denies Voice
  \accepts VaticanaVoice
  \defaultchild VaticanaVoice
}

\context {
  \Staff
  \name MensuralStaff
  \alias Staff
  \denies Voice
  \accepts MensuralVoice
  \defaultchild MensuralVoice
}

\context {
  \Staff
  \name PetrucciStaff
  \alias Staff
  \denies Voice
  \accepts PetrucciVoice
  \defaultchild PetrucciVoice
}

\context {
  \Staff
  \name GregorianTranscriptionStaff
  \alias Staff
  \denies Voice
  \accepts GregorianTranscriptionVoice
  \defaultchild GregorianTranscriptionVoice
}

\context {
  \Staff
  \name DrumStaff
  \alias Staff
  midiInstrument = #"drums"
  \denies Voice
  \accepts DrumVoice
  \defaultchild DrumVoice
}

\context {
  \type "Performer_group"
  \name Voice
  \consists "Dynamic_performer"
  \consists "Tie_performer"
  \consists "Piano_pedal_performer"
  \consists "Note_performer"
  \consists "Beam_performer"
  \consists "Slur_performer"
}

\context {
  \Voice
  \name CueVoice
  \alias Voice
}

\context {
  \Voice
  \name VaticanaVoice
  \alias Voice
  autoBeaming = ##f  % needed for consistent melismata with engravers"
}

\context {
  \Voice
  \name KievanVoice
  \alias Voice
  autoBeaming = ##f  % needed for consistent melismata with engravers"
}

\context {
  \Voice
  \name MensuralVoice
  \alias Voice
  autoBeaming = ##f  % needed for consistent melismata with engravers
}

\context {
  \Voice
  \name PetrucciVoice
  \alias Voice
  autoBeaming = ##f  % needed for consistent melismata with engravers
}

\context {
  \Voice
  \name GregorianTranscriptionVoice
  \alias Voice
  autoBeaming = ##f  % needed for consistent melismata with engravers
}

\context {
  \Voice
  \name DrumVoice
  \alias Voice
  \remove "Note_performer"
  \consists "Drum_note_performer"
}

\context {
  \type "Performer_group"
  \name FiguredBass
}

\context {
  \type "Performer_group"
  \name FretBoards
  \alias Staff
}

\context {
  \type "Performer_group"
  \name GrandStaff
  \accepts ChordNames
  \accepts DrumStaff
  \accepts Dynamics
  \accepts FiguredBass
  \accepts Lyrics
  \accepts RhythmicStaff
  \accepts Staff
  \accepts TabStaff
  \defaultchild Staff
}

\context {
  \GrandStaff
  \name PianoStaff
  \alias GrandStaff
}

\context {
  \Voice
  \name TabVoice
  \alias Voice
}

\context {
  \type "Performer_group"
  \name Devnull
  \alias Voice
  \alias Staff
}

\context {
  \type "Performer_group"
  \name NullVoice
  \alias Staff
  \alias Voice
  %% needed for melismata
  \consists "Tie_performer"
  \consists "Beam_performer"
  \consists "Slur_performer"
}

\context {
  \Staff
  \name TabStaff
  midiInstrument = #"acoustic guitar (nylon)"
  \alias Staff
  \denies Voice
  \accepts TabVoice
  \defaultchild TabVoice
  autoBeaming = ##f  % needed for consistent melismata with engravers
}

\context {
  \type "Score_performer"

  \name Score

  melismaBusyProperties = #default-melisma-properties
  instrumentName = #"bright acoustic"
  midiChannelMapping = #'staff

  %% quarter = 60
  tempoWholesPerMinute = #(ly:make-moment 15/1)

  \accepts ChoirStaff
  \accepts ChordNames
  \accepts Devnull
  \accepts DrumStaff
  \accepts Dynamics
  \accepts FiguredBass
  \accepts GrandStaff
  \accepts GregorianTranscriptionStaff
  \accepts KievanStaff
  \accepts Lyrics
  \accepts MensuralStaff
  \accepts NoteNames
  \accepts NullVoice
  \accepts OneStaff
  \accepts PetrucciStaff
  \accepts PianoStaff
  \accepts RhythmicStaff
  \accepts FretBoards
  \accepts Staff
  \accepts StaffGroup
  \accepts TabStaff
  \accepts VaticanaStaff

  \consists "Time_signature_performer"
  \consists "Control_track_performer"
  \consists "Tempo_performer"

  \alias "Timing"

  %% An alias for Timing is established by the Timing_translator in
  %% whatever context it is initialized, and the timing variables are
  %% then copied from wherever Timing had been previously established.
  %% The alias at Score level provides a target for initializing
  %% Timing variables in layout definitions before any
  %% Timing_translator has been run.

  timeSignatureSettings = #default-time-signature-settings
  timeSignatureFraction = 4/4
  autoBeaming = ##t  % needed for consistent melismata with engravers

  %% Other beaming variables are not important as autobeams don't affect
  %% the Midi.  Melismata are only affected by beams when autobeaming
  %% is switched off.

  \consists "Timing_translator"

  \defaultchild "Staff"

  dynamicAbsoluteVolumeFunction = #default-dynamic-absolute-volume
  instrumentEqualizer = #default-instrument-equalizer
  drumPitchTable = #(alist->hash-table midiDrumPitches)

  %% \quoteDuring is supposed to quote everything but we don't admit
  %% cue events by default in order not to get multiple midi
  %% renditions in an orchestral score.

  quotedEventTypes = #'(StreamEvent)
  quotedCueEventTypes = #'()

  timing = ##t
}


\context {
  \type "Performer_group"
  \consists "Staff_performer" % Performer_group ?
  \consists "Lyric_performer"
  \name Lyrics
}

\context{
  \type "Performer_group"
  \name ChoirStaff
  \accepts ChoirStaff
  \accepts ChordNames
  \accepts FiguredBass
  \accepts DrumStaff
  \accepts GrandStaff
  \accepts Lyrics
  \accepts OneStaff
  \accepts PianoStaff
  \accepts RhythmicStaff
  \accepts Staff
  \accepts StaffGroup
  \defaultchild Staff
}

\context {
  \type "Performer_group"
  \consists "Staff_performer"
  \name NoteNames
}

\context {
  \Voice			% We want all the actual performers
  \name ChordNames
  \alias Staff			% Catch Staff-level overrides like
				% \key, \transposition
  \consists "Staff_performer"
}

\context {
  \type "Performer_group"
  \name StaffGroup
  \accepts ChoirStaff
  \accepts ChordNames
  \accepts DrumStaff
  \accepts FiguredBass
  \accepts FretBoards
  \accepts GrandStaff
  \accepts Lyrics
  \accepts OneStaff
  \accepts PianoStaff
  \accepts RhythmicStaff
  \accepts Staff
  \accepts StaffGroup
  \accepts TabStaff
  \defaultchild Staff
}

\context {
  \type "Performer_group"
  \name "OneStaff"
  \accepts "ChordNames"
  \accepts "DrumStaff"
  \accepts "Dynamics"
  \accepts "FiguredBass"
  \accepts "FretBoards"
  \accepts "GregorianTranscriptionStaff"
  \accepts "KievanStaff"
  \accepts "Lyrics"
  \accepts "MensuralStaff"
  \accepts "NoteNames"
  \accepts "PetrucciStaff"
  \accepts "RhythmicStaff"
  \accepts "Staff"
  \accepts "TabStaff"
  \accepts "VaticanaStaff"
  \defaultchild "Staff"
}

\context {
  \Staff
  \name RhythmicStaff
  \alias Staff
  \defaultchild Voice
}

\context {
  \type "Performer_group"
  \name Dynamics
  \alias Voice
  \consists "Piano_pedal_performer"
}