Class Midi.Pattern

A timed collection of MIDI notes. The collection is indexed and can be iterated:



pattern <- Midi.Pattern()

// [add some notes]

pattern[0] // the first Midi.NoteEvent

foreach(event in pattern) {

    // event.note, event.measure

}

Constructors

Pattern()

Methods

add(Midi.Note note, float measure)	add a Midi.Note to this pattern.
add(Midi.Pattern pattern, float measure)	add the notes from another Midi.Pattern to this pattern.
filter(function filter)	filter the notes in this pattern to create a new Midi.Pattern
len()	the number of MIDI notes in this pattern
sequence()	create a sequence from the note on/off events in this pattern
slice(float start, float end)
transpose(integer amount)	returns a new pattern object containing the notes from this pattern transposed by the given amount.

Constructor Documentation

Pattern()

Method Documentation

void add(Midi.Note note, float measure)

Add a Midi.Note to this pattern.

Parameters

note (Midi.Note)
measure (float)

void add(Midi.Pattern pattern, float measure)

Add the notes from another Midi.Pattern to this pattern.

Parameters

pattern (Midi.Pattern)
measure (float) optional

Midi.Pattern filter(function filter)

Filter the notes in this pattern to create a new Midi.Pattern

Parameters

filter (function) The filter function. Functions that take one argument will be passed objects of type Midi.NoteEvent, functions that take
two arguments will be passed the Midi.Note and measure location within the pattern.