func (s *noiseForcedSines) Play(n struct{ Pitch, Amplitude []*audio.ControlPoint }) {
releaseTime := 1.0
s.Add(&voice{
Pitch: audio.NewControl(n.Pitch),
Amp: audio.NewControl(n.Amplitude),
rand: rand.New(rand.NewSource(time.Now().UnixNano())),
b: -math.Log(.001) / 2 / releaseTime,
RMS: audio.NewRMS(.05),
})
}
func newPluckedTone(amp, freq float64) *pluckedTone {
v := &pluckedTone{Amp: audio.NewControl([]*audio.ControlPoint{{0, -12}, {.05, amp}, {4, -12}})}
v.Osc.SetFreq(freq)
return v
}
func (s *sines) Play(n struct{ Pitch, Amplitude []*audio.ControlPoint }) {
s.Add(&sineVoice{
Pitch: audio.NewControl(n.Pitch),
Amp: audio.NewControl(n.Amplitude),
})
}