public SampleAggregator(int fftLength)
{
if (!IsPowerOfTwo(fftLength))
{
throw new ArgumentException("FFT Length must be a power of two");
}
this.m = (int)Math.Log(fftLength, 2.0);
this.fftLength = fftLength;
this.fftBuffer = new Complex[fftLength];
this.fftArgs = new FftEventArgs(fftBuffer);
}
void FftCalculated(object sender, FftEventArgs e)
{
// Do something with e.result!
if (this.InvokeRequired)
{
this.BeginInvoke(new EventHandler <FftEventArgs>(FftCalculated), sender, e);
}
else
{
float[] bbb = new float[1024];
for (int i = 0; i < 1024; ++i)
{
bbb[i] = (float)Math.Sqrt(Math.Pow(e.Result[i].X, 2.0) + Math.Pow(e.Result[i].Y, 2.0));
}
chart1.Series["Series1"].Points.DataBindY(bbb);
}
}