使RB移动更平滑/曲线。C#。统一

using System;

public class Interpolation
{
    public static double LinearInterpolation(double x, double x0, double x1, double y0, double y1)
    {
        return y0 + (x - x0) * (y1 - y0) / (x1 - x0);
    }

    public static double SmoothStepInterpolation(double x, double x0, double x1, double y0, double y1)
    {
        double t = (x - x0) / (x1 - x0);
        t = t * t * (3 - 2 * t);
        return y0 + t * (y1 - y0);
    }

    public static void Main()
    {
        double x = 2.5;
        double x0 = 2;
        double x1 = 3;
        double y0 = 10;
        double y1 = 20;

        double linearInterpolation = LinearInterpolation(x, x0, x1, y0, y1);
        double smoothStepInterpolation = SmoothStepInterpolation(x, x0, x1, y0, y1);

        Console.WriteLine("Linear Interpolation: " + linearInterpolation);
        Console.WriteLine("Smooth Step Interpolation: " + smoothStepInterpolation);
    }
}