地面站视景仿真系统的设计与优化

为了能更直观形象地展现无人机的飞行状态及攻击目标的效果,提高地面站操纵人员的操作效率,开发了无人机地面站三维视景仿真系统.论述了无人机地面站三维视景系统的设计方法,给出了系统总体结构图,研究了基于Vega Prime视景仿真软件的三维视景系统开发流程,以及如何采用大地形动态分页调度、独立通信线程等先进技术,重点解决了大场景下视景仿真刷新率低的难点.软件设计中引入多线程编程思想,详述了每个线程的具体实现,极大优化了程序性能.

Design and Optimization of Scene Simulation in Ground Station

In order to visually display UAV flight state and the effect of attacking target,and to improve the operation efficiency of ground station operators,3D scene simulation system in UAV ground station is developed.The design method of 3D scene simulation system is discussed,the overall system structure diagram is given.The development process of 3D scene system based on Vega Prime,as well as how to apply large terrain dynamic paging,independent communication thread and other advanced technologies are mainly researched.How to solve the difficulty of the low visual refresh rate is focused on.Multi thread ideas is introduced into software design,which greatly optimized the program performance.The realization of each thread is described in detail.