### 2.2.34 Dynamic_performer

Music types accepted:

absolute-dynamic-event, crescendo-event and decrescendo-event

Properties (read)

> `dynamicAbsoluteVolumeFunction` (procedure)

>   A procedure that takes one argument, the text value of a dynamic event, and returns the absolute volume of that dynamic event.

> `instrumentEqualizer` (procedure)

>   A function taking a string (instrument name), and returning a `(min . max)` pair of numbers for the loudness range of the instrument.

> `midiInstrument` (string)

>   Name of the MIDI instrument to use.

> `midiMaximumVolume` (number)

>   Analogous to `midiMinimumVolume`.

> `midiMinimumVolume` (number)

>   Set the minimum loudness for MIDI. Ranges from 0 to 1.

`Dynamic_performer` is not part of any context.

#### Internals Reference v2.18.2 (稳定分支).