小弟求各位好心人编写一段小程序（最好是VBA），在此先感谢下。手上有很多规整的点（三维），大概8000多个，点坐标保存在*.txt或者*.xls都可以，现在欲按点顺序用每100个画一条样条曲线，希望能够自动读取*.txt或者*.xls的数据就直接画出来。最后如果可以的话用这些画完的样条曲线来放样成面。因为点有点多，简单的将点坐标用excel处理成x,y,z这种类型然后直接画的方法感觉很不方便，所以求教各位。小弟现在可以在程序中编写程序画样条曲线，但是不知道则么从外面读取这些数据，然后复制给点坐标，并且来画线。
附点坐标：
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