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);
            }
        }
    }