Teechart(8.0)控件二维曲线及三维图(Colorgrid)绘制例子，其中提供获取曲线及图的当前位置的坐标以及值的功能。-Teechart (8.0) controls two-dimensional curves and three-dimensional map (Colorgrid) draw an example, which provides access to Curve and the map coordinates of current location and valu

编写的一个能绘制三维图形的VB源代码，基于OpenGL.使用时候，先把NTGraph3D.dll注册。再打开VB源码，就能绘制了。-Preparation of a three-dimensional graphics can draw VB source code, based on OpenGL. Use when first NTGraph3D.dll registration. Then open the VB source code, you can draw up.