cjg0307 发表于 2007-5-17 19:00

对给定的空间型值点怎么进行三次样条插值

（x,y)型值：P1(1800,4090),P2(3600,4022),P3(5400,3956),P4(7200,3893),P5(10800,3776)
(X,Z) 型值：P1(1800,3499),P2(3600,3550),P3(5400,3589),P4(7200,3620),P5(10800,3650)
首端切矢量（1，-0.046,0.0825），末端切矢量(1,0.0,0.0)
怎么插值一条分段三次样条曲线？
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