摘要
直接体绘制技术是可视化研究领域的一个重要分支,是目前最活跃的可视化技术之一。该文首先介绍了体绘制技术的原理,分析其实现的关键技术及算法。然后介绍了可视化工具VTK,及其对光线投射算法的实现过程。
Direct volume rendering is an important branch in sciehtific visualization area. It is one of the most active visualization technology. The paper describes the principle of volume rendering, analyze its key technology and algorithm. And then, introduce the conceptions of Visualization Toolkit, discuss the process about how to use VTK to realize Ray-casting algorithm.
作者
石玉
SHI Yu (Xi'an University of Architecture and Technology, Xi'an 710055, China)
出处
《电脑知识与技术》
2009年第4期2712-2714,共3页
Computer Knowledge and Technology