{ var x = MouseX.kr(0.05, 0.35, 'linear', 0.1)
; var y = MouseY.kr(0.15, 0.75, 'linear', 0.1)
; var ti = LFTri.kr(x, 0)
; var tf = ti.range(100, 200)
; var t = Impulse.ar(tf, 0)
; var stream = { arg lf, rf, ld, rd, g
; { var r1 = Rand.new(9, 18)
; var t_ = PulseDivider.ar(t, r1, 0)
; var r2 = TRand.ar(lf, ti.range(lf, rf), t_)
; var r3 = TRand.ar(ld, rd, t_)
; Ringz.ar(Decay2.ar(t_, 0.01, 0.5), r2, r3 * y) * g } }
; var s1 = stream.value(3140, 6240, 0.050, 0.005, 0.15)
; var s2 = stream.value(0400, 9000, 0.005, 0.005, 0.15)
; Out.ar(0, Array.fill(2, s1) + Array.fill(2, s2)) }.play