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fix(tracker): Player routes MIDImsgs so always handled in same block

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This commit is contained in:
5684185+vsariola@users.noreply.github.com
2026-02-03 21:20:01 +02:00
parent cc8d737f8a
commit 77b27257fe
8 changed files with 176 additions and 111 deletions
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28
tracker/gomidi/midi.go
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@ -46,7 +46,7 @@ func (m *RTMIDIContext) Inputs(yield func(input tracker.MIDIInputDevice) bool) {
}
for _, in := range ins {
r := RTMIDIInputDevice{In: in, broker: m.broker}
if !yield(r) {
if !yield(&r) {
break
}
}
@ -67,27 +67,21 @@ func (c *RTMIDIContext) Support() tracker.MIDISupport {
}
// Open an input device and starting the listener.
func (m RTMIDIInputDevice) Open() error {
func (m *RTMIDIInputDevice) Open(h func(msg *tracker.MIDIMessage)) error {
if err := m.In.Open(); err != nil {
return fmt.Errorf("opening MIDI input failed: %w", err)
}
if _, err := midi.ListenTo(m.In, m.handleMessage); err != nil {
q := func(msg midi.Message, timestampms int32) {
if len(msg.Bytes()) == 0 || len(msg.Bytes()) > 3 {
return
}
t := tracker.MIDIMessage{Timestamp: int64(timestampms) * 441 / 10, Source: m}
copy(t.Data[:], msg.Bytes())
h(&t)
}
if _, err := midi.ListenTo(m.In, q); err != nil {
m.In.Close()
return fmt.Errorf("listening to MIDI input failed: %w", err)
}
return nil
}
func (m *RTMIDIInputDevice) handleMessage(msg midi.Message, timestampms int32) {
var channel, key, velocity, controller, value uint8
if msg.GetNoteOn(&channel, &key, &velocity) {
ev := tracker.NoteEvent{Timestamp: int64(timestampms) * 441 / 10, On: true, Channel: int(channel), Note: key, Source: m}
tracker.TrySend(m.broker.ToMIDIRouter, any(&ev))
} else if msg.GetNoteOff(&channel, &key, &velocity) {
ev := tracker.NoteEvent{Timestamp: int64(timestampms) * 441 / 10, On: false, Channel: int(channel), Note: key, Source: m}
tracker.TrySend(m.broker.ToMIDIRouter, any(&ev))
} else if msg.GetControlChange(&channel, &controller, &value) {
ev := tracker.ControlChange{Channel: int(channel), Control: int(controller), Value: int(value)}
tracker.TrySend(m.broker.ToMIDIRouter, any(&ev))
}
}