Integral application of CAD and VR: With development tools of ObjectARX, Openflight API and Vega Prime API, Openflight files were written directly in AutoCAD environment and 3D View was also launched directly in AutoCAD environment.

• GIS 与VR 集成:以ObjectARX、Openflight API、Vega Prime API 为开发工具,在AutoCAD 环境下直接生成Multigen 的Openflight 格式文件,并实现场景三维漫游;