Real-time roaming is fulfilled by using a VR development software named Vega and the design process of scene roaming is offered. The key technology of collision check-up and interactive control are also illuminated in this paper.

• 最后，选用虚拟现实开发软件Vega实现实时漫游，提供了场景漫游的设计过程，并对碰撞检测、交互控制等关键技术进行了详细说明。