- \type "Performer_group"
- \name Voice
- \consists "Dynamic_performer"
- \consists "Tie_performer"
- \consists "Piano_pedal_performer"
- \consists "Note_performer"
- \consists "Beam_performer"
- \consists "Slur_performer"
+ \type "Performer_group"
+ \name VaticanaStaff
+ \alias Staff
+ \denies Voice
+ \accepts VaticanaVoice
+ \defaultchild VaticanaVoice
+ \consists "Staff_performer"
+ \consists "Key_performer"
+ \consists "Midi_control_function_performer"
+}
+
+\context {
+ \type "Performer_group"
+ \name MensuralStaff
+ \denies Voice
+ \accepts MensuralVoice
+ \defaultchild MensuralVoice
+ \alias Staff
+ \consists "Staff_performer"
+ \consists "Key_performer"
+ \consists "Midi_control_function_performer"
+}
+
+\context {
+ \Staff
+ \name DrumStaff
+ midiInstrument = #"drums"
+ \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"