void balanceChanged(object sender, EventArgs e)
{
double val = lrBalance.Value;
double factorR = Math.Sin(Math.PI / 40 * val + Math.PI / 4); //0.05 * val + 0.5;
double factorL = Math.Cos(Math.PI / 40 * val + Math.PI / 4); //-0.05 * val + 0.5;
wd.SetFactor(factorL, WavData.LEFT);
wd.SetFactor(factorR, WavData.RIGHT);
RequestRefresh();
}
