三次样条曲线的模拟过程，该程序通过随机点生成光滑的三次样条曲线，该曲线能模拟边缘等功能，是进行边缘修复和模拟的好工具-Cubic spline curve of the simulation process, the program generated through the random-dot smooth cubic spline curve, the curve can simulate the functions of the edge is the edge of good repa