The highest tagged major version is v2.

filter

package

v1.20.3 Latest Latest Go to latest Published: Dec 17, 2020 License: MIT Imports: 2 Imported by: 3

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type Filter func(msg midi.Message) bool

Filter detects metronome beats on the metronome track. It is a function that returns true when a metronome beat was detected.

func Aftertouch() Filter

Aftertouch returns a Filter that triggers only for the aftertouch messages.

func And(filters ...Filter) Filter

And returns a filter that is true if all of the given filters are true

func CC(controller int8) Filter

CC returns a Filter that triggers only for the given controller. If controller is < 0, any controller will trigger.

func Channel(ch int8) Filter

Channel returns a Filter that triggers only for messages on the given MIDI channel. If ch is < 0, any channel will trigger.

func NoteOff(key int8) Filter

NoteOff returns a Filter that triggers only for the given key. If key is < 0, any key will trigger.

func NoteOffVelocity(key int8) Filter

NoteOffVelocity returns a Filter that triggers only for the given key. If key is < 0, any key will trigger.

func NoteOn(key int8) Filter

NoteOn returns a Filter that triggers only for the given key. If key is < 0, any key will trigger.

func Or(filters ...Filter) Filter

Or returns a filter that is true if any of the given filters is true

func Pitchbend() Filter

Pitchbend returns a Filter that triggers only for the pitchbend messages > 0.

func PolyAftertouch(key int8) Filter

PolyAftertouch returns a Filter that triggers only for the polyaftertouch messages of the given key. If key is < 0, any key will trigger.