static void Main(string[] args)
{
ReportBuilder reportBuilder = new ReportBuilder();
ITransformer dft = new DftTransformer();
ITransformer fft = new FFTTransformer();
ISignal sig = new Signal((Function)((x) => Math.Sin(2 * x) + Math.Cos(2 * x)), Math.PI);
ReportBuilder rpb = new ReportBuilder();
FunctionTableItem[] temp;
temp = sig.GenerateSample(32, Math.PI);
rpb.AddInfo(temp, ValueIs.Real, false);
temp = dft.Transform(sig.Sample);
rpb.AddInfo(temp, ValueIs.Magnitude, true);
rpb.AddString(String.Format("Discrete Fourier transform. {0} Iterations", dft.ActionCount));
temp = dft.Inverse(temp);
rpb.AddInfo(temp, ValueIs.Real, true);
rpb.AddString(String.Format("Inverse discrete Fourier transform. {0} Iterations", dft.ActionCount));
// rpb.AddInfo(temp, ValueIs.Phase, true);
// rpb.AddString("phase-frequency spectrum");
temp = fft.Transform(sig.Sample);
rpb.AddInfo(temp, ValueIs.Magnitude, true);
rpb.AddString(String.Format("Fast Fourier transform. {0} Iterations", fft.ActionCount));
temp = fft.Inverse(temp);
rpb.AddInfo(temp, ValueIs.Real, true);
rpb.AddString(String.Format("Inverse fast Fourier transform. {0} Iterations", fft.ActionCount));
// temp = dft.Inverse(temp);
// rpb.AddInfo(temp, ValueIs.Real, true);
// rpb.AddString(String.Format("Inverse discrete Fourier transform. {0} Iterations", dft.ActionCount));
// rpb.AddInfo(temp, ValueIs.Phase, true);
// rpb.AddString("phase-frequency spectrum");
rpb.Show();
}
