虚拟现实中真实感树木的实时绘制

Real-Time Rendering of Realistic Trees in Virtual Reality Systems

植物的模拟是运用计算机图形学的理论与方法对植物形态结构和生长过程进行仿真的技术,是当前虚拟现实研究的热门课题。分析了虚拟现实中虚拟植物仿真的具体问题,结合植物造型、植物绘制、植物的运动模拟,研究虚拟植物仿真的原理和实现方法。特别针对如何实现虚拟现实中真实感树木的实时绘制进行了详细的分析,从植物模型的实现、光照的实现、阴影的实现、优化技术等方面进行了详细的介绍,给出了可行的树木建模方法和实时绘制技术。

The plant simulation is the technology using of computer graphics theories and methods to simulate the plant structure and growth process, it is a hot topic of virtual reality. Analyses the concrete problems of virtual plant simulation in virtual reality systems, discusses the plant modeling, the plant rendering, the plant movement simulation, research on the principle and technolngies of virtual plant simulation. Analyses how to realize the real - time rendering of realistic trees in virtual reality systems, discuses in scveral aspects,such as realizing the plant modeling, realizing the plant lighting, realizing the plant shadowing, realizing optimization, and puts forward the method of trees modeling and real - time rendering.