N个控制点的贝塞尔曲线

  //输入n个标志点，根据时间t(0 <= t <=1) 获取曲线上的坐标点     Vector3 CalculatePath(List<Vector3> points, float t) {        Vector3 tempPos = Vector3.zero;        for (int i = 0; i < points.Count; i++) {            tempPos += GetYangNum(points.Count, i + 1) * points[i] * Mathf.Pow((1 - t), points.Count - (i + 1)) * Mathf.Pow(t, i);        }        return tempPos;    }    //获取杨辉三角的指定值    int GetYangNum(int m, int n) {        if (m == n || n == 1) {            return 1;        } else {            return GetYangNum(m - 1, n - 1) + GetYangNum(m - 1, n);        }    }