| 1. | At the third part of the dissertation , the integration of virtual environment was discussed , including collision detection , moving clouds , and synthetic natural environment . based on these theories , a clouds generation method and a collision detection method were presented 第三,本文详细讨论了虚拟坏境中合成自然环境和碰撞检测等关键技术,在此基础上,提出了模拟运动云层的方法和空间战场环境中碰撞检测的简化方法。 |