public static byte[] GetHarmonicLevels(string waveformName, int count)
{
LeiterParameters para = WaveformParameters[waveformName];
List <byte> levels = new List <byte>();
var n = 0;
while (n < count)
{
levels.Add((byte)LeiterEngine.GetHarmonicLevel(n + 1, para));
n++;
}
return(levels.ToArray());
}
public static int GetHarmonicLevel(int harmonicNumber, LeiterParameters para, int maxLevel = 99)
{
double aMax = 1.0;
double a = LeiterEngine.Compute(harmonicNumber, para);
double v = Math.Log(Math.Abs(a / aMax));
double level = ((double)maxLevel) + 8.0 * v;
System.Console.WriteLine(String.Format("DEBUG: n = {0}, a = {1}, v = {2}", harmonicNumber, a, v));
if (level < 0)
{
return(0);
}
return((int)Math.Floor(level));
}
public static double Compute(int number, LeiterParameters para)
{
double n = (double)number;
double a = para.A;
double b = para.B;
double c = para.C;
double x = n * Math.PI * para.XP;
double y = n * Math.PI * para.YP;
double d = para.D;
double e = para.E;
double module1 = 1.0 / Math.Pow(n, a);
double module2 = Math.Pow(Math.Sin(x), b) * Math.Pow(Math.Cos(x), c);
double module3 = Math.Pow(Math.Sin(y), d) * Math.Pow(Math.Cos(y), e);
return(module1 * module2 * module3);
}
