func testTimeFunction(fun string) {
sps := 22050
dur := 34.0
tf := timefunction.Create(fun)
s := sound.LoadData("tf", tf.ToFloats(sps, dur, 0.0), sps)
s.Play(-1)
util.Wait(dur)
s.Halt()
}
func testSoundData() {
sps := 22050
dur := 34.0
l := int(float64(sps) * dur)
data := make([]float64, l)
linv := 1.0 / float64(l-1)
for i := 0; i < l; i++ {
f := float64(i) * linv * dur
data[i] = 0.31 * math.Sin(f*888.0)
}
sound.LoadData("data", data, sps)
testSound(sound.Get("data"))
}