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2.2.13 Beat_engraver

This engraver is just a functionally identical copy of Beat_performer, used for visualising its effects. You can also use it for showcasing the effects of the current beatStructure.

Music types accepted: articulation-event and note-event

Properties (read)

barExtraVelocity (integer)

Extra MIDI velocity added by the ‘Beat_performer’ at the start of each measure.

beatBase (positive exact rational or +inf.0)

The musical length corresponding to one unit of beatStructure.

beatExtraVelocity (integer)

Extra MIDI velocity added by the ‘Beat_performer’ at the start of each beat.

beatStructure (list)

A sequence describing the length of each beat in the measure in units of beatBase.

measurePosition (moment)

The current point within the measure.

timeSignatureFraction (positive, finite fraction, as pair)

A pair of numbers, signifying the time signature. For example, '(4 . 4) is a 4/4 time signature.

timing (boolean)

Keep administration of measure length, position, bar number, etc.? Switch off for cadenzas.

Beat_engraver is not part of any context