windows画图板的C#实现，是自己花了较长时间写出来的，如果读者能够理解，必将对自己的学习有帮助。-C# windows drawing board to realize is that he spent a long time to write out, if the reader can understand, will be helpful for their own learning.

stl转换,能够有效的将matlab 转化为stl文件，用于3DMAX的绘图(STL conversion, can effectively convert matlab to STL files, for 3DMAX drawing)