source code provided library for using in Delphi and C++Builder applications. 2D and 3D CAD formats, including AutoCAD® DWG/DXF, Autodesk® DWF, Hewlett-Packard® HPGL/HPGL2, PLT, HGL, STEP, IGES, STL, ACIS SAT, BREP, CGM, SVG etc. are supp

OpenGL是行业领域中最为广泛接纳的 2D/3D 图形 API, 其自诞生至今已催生了各种计算机平台及设备上的数千优秀应用程序。OpenGL 是独立于视窗操作系统或其它操作系统的，亦是网络透明的。在包含CAD[2]、内容创作、能源、娱乐、游戏开发、制造业、制药业及虚拟现实等行业领域中，OpenGL帮助程序员实现在 PC、工作站、超级计算机等硬件设备上的高性能、极具冲击力的高视觉表现力图形处理软件的开发-OpenGL is the industry s most widely accepted

CAD Import 一款cad 显示编辑的控件在windows系统使用-application that demonstrates a process of new entities adding to the existing open DXF or DWG file this application uses the Import library and offered in the reduced form- executable file and the

使用时，先加载，在cad命令栏输入test，就可以动态的逐个往上或往下增减1，不用一个个改。-When in use, the first load, in the CAD command bar input test, you can go up or down the dynamic one by one or 1, do not have to change one by one.