基于VR的碰撞检测算法研究

Collision Detection Algorithm Based on VR

以碰撞检测这一VR环境中的关键技术为研究对象,给出了碰撞检测的定义,分析了影响碰撞检测的因素,对常用的碰撞检测算法进行了归纳、分类,结合工程实际重点研究了层次包围盒、空间分割和距离跟踪算法。实践表明,综合应用这三种算法可以兼顾实时性和精确性,能够较好解决VR中的碰撞检测问题。

Focusing on collision detection,apivotal technique in VR environment,the definition of collision detection is provided,and its influencing factors are analyzed,the common collision detection algorithms are summarized and classified, and algorithms such as hierarchical bounding volumes,space decomposition and distance tracking are researched in detail according to engineering practice.It has been showed in practice that real time and accuracy can be achieved and the problem of collision detection in VR can be solved effectively if the three algorithms are combined in application.