public static double Gamma(double value, double absmax, double gamma)
    {
        bool flag = false;

        if (value < 0.0)
        {
            flag = true;
        }
        double num1 = MathD.Abs(value);

        if (num1 > absmax)
        {
            if (flag)
            {
                return(-num1);
            }
            else
            {
                return(num1);
            }
        }
        else
        {
            double num2 = MathD.Pow(num1 / absmax, gamma) * absmax;
            if (flag)
            {
                return(-num2);
            }
            else
            {
                return(num2);
            }
        }
    }
 public static double MoveTowards(double current, double target, double maxDelta)
 {
     if (MathD.Abs(target - current) <= maxDelta)
     {
         return(target);
     }
     else
     {
         return(current + MathD.Sign(target - current) * maxDelta);
     }
 }
 public static double PingPong(double t, double length)
 {
     t = MathD.Repeat(t, length * 2d);
     return(length - MathD.Abs(t - length));
 }
 public static bool Approximately(double a, double b)
 {
     return(MathD.Abs(b - a) < MathD.Max(1E-06d * MathD.Max(MathD.Abs(a), MathD.Abs(b)), Epsilon));
 }