public static Complex[] Test1()
{
var frameSize = 512;
var frame = Generators.Sin(frameSize, 64, 1);
var frame2 = Generators.Sin(frameSize, 4, 0.5d);
var frame3 = Generators.InpulseSignal(frameSize, 128, 4);
for (var i = 0; i < frame.Length; i++)
{
frame[i] += frame2[i];//+ frame3[i];
//frame[i] *= WindowFilters.Rectangle(i, frameSize);
}
var spectrum = FastFourierTransform.DecimationInFrequency(frame.Select(x => { return(new Complex(x, 0)); }).ToArray(), false);
for (var i = 0; i < frame.Length; i++)
{
spectrum[i] /= frameSize;
}
return(spectrum);
}
