【摘要】 对以建筑物为三维背景空间的物体对象的3维位置定义(3D-LD)管理进行了深入分析,研究了3D-LD数据特征,分析了3D-LD关键要素模型的生成方法,给出了3D-LD三维场景的两种组织方式,并最终给出适合当前软件编程技术的系统实现方法。更多还原

【Abstract】 This paper focuses on analyzing the three dimensional location definition(3D-LD) of a object,which sets buildings as its three dimensional background.This essay aims to study the characteristics of 3D-LD.Meanwhile,it mainly discusses on the basic structure of 3D-LD,analyzes the method of making the major 3D-LD module,gives the method of organization of three dimensional.Also,it offers an appropriate software programming technology solution to 3D-LD system.更多还原