SR20飞行训练器视景系统三维地形建模技术研究  

3D terrain modeling technology for the visual system of SR20 flight training device

作　　者：赵瑞 Zhao Rui(Luoyang Branch,Civil Aviation Flight University of China,Luoyang 471001,China)

机构地区：[1]中国民用航空飞行学院洛阳分院,河南洛阳471001

出　　处：《无线互联科技》2022年第14期102-104,共3页Wireless Internet Technology

摘　　要：文章针对SR20飞行训练器(FTD)的视景系统,利用专业视景仿真工具Presagis Creator等实现了三维地形的快速建模与地形数据库更新,重点讨论了建模过程中的高精度地理信息数据预处理、创建地形细节层次LODs、地图投影和地形转换算法选择、地形纹理映射等关键问题的解决方案。In this paper, for the visual system of SR20 flight training device, the rapid modeling of 3D terrain and terrain database update are realized by using professional visual simulation software-Presagis Creator, focusing on the solutions to several key issues such as “pre-processing of high-precision geographic information data”, “creating terrain level-of-detail LODs”, “selection of map projection and terrain conversion algorithm”, and “terrain texture mapping” in the modeling process.

关 键 词：SR20飞行训练器 Presagis Creator 视景系统 地形数据库 

分 类 号：V323[航空宇航科学与技术—人机与环境工程] TP391.9[自动化与计算机技术—计算机应用技术]