melrōse musical expression player

package control import ( "fmt" "github.com/emicklei/melrose/core" "github.com/emicklei/melrose/notify" ) type Knob struct { deviceID int channel int number int // set when used in assignment variableName string // changes currentValue int } func NewKnob(deviceID, channel, number int) *Knob { return &Knob{deviceID: deviceID, channel: channel, number: number} } // Inspect is part of Inspectable func (k *Knob) Inspect(i core.Inspection) { i.Properties["device"] = k.deviceID i.Properties["channel"] = k.channel i.Properties["number"] = k.number i.Properties["currentValue"] = k.currentValue } // Storex is part of core.Storable func (k *Knob) Storex() string { return fmt.Sprintf("knob(%d,%d)", k.deviceID, k.number) } func (k *Knob) NoteOn(channel int, n core.Note) { if notify.IsDebug() { notify.Debugf("knob.NoteOn %v", n) } } func (k *Knob) NoteOff(channel int, n core.Note) { if notify.IsDebug() { notify.Debugf("knob.NoteOff %v", n) } } func (k *Knob) ControlChange(channel, number, value int) { if notify.IsDebug() { notify.Debugf("knob.ControlChange ch=%d,nr=%d,val=%d", channel, number, value) } // TODO check channel // if number != number { // return // } notify.Infof("knob %s (%d,%d,%d) = %d", k.variableName, k.deviceID, k.channel, k.number, value) k.currentValue = value } func (k *Knob) Value() any { return k.currentValue } // VariableName is part of NameAware func (k *Knob) VariableName(yours string) { k.variableName = yours }