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三维静态军标的实时生成与标绘
引用本文:杨强,陈敏,汤晓安,杨耀明,赵周. 三维静态军标的实时生成与标绘[J]. 计算机工程与设计, 2007, 28(14): 3419-3421,3442
作者姓名:杨强  陈敏  汤晓安  杨耀明  赵周
作者单位:国防科技大学,电子科学与工程学院,湖南,长沙,410073;国防科技大学,航天与材料工程学院,湖南,长沙,410073
摘    要:三维静态军标的生成与标绘是军事信息可视化系统的重要内容,生成与标绘方法的优劣直接关系到可视化系统的运行效率和执行效果.在现有方法的基础上提出了一种结合实体模型和公告板技术的实时生成与标绘三维静态军标的方法.难点在于将GDI实时生成的二维军标图像经过提出的一种图像算法的处理产生公告板待显示的具有三维效果的军标图像.实验结果表明该方法的三维军标标绘速度快,占用内存空间小,在应用场景中三维军标的战术意义明确,真实感、立体感强,很好地满足了实际可视化系统的需求.

关 键 词:三维军标  法矢量  光线矢量  斜面与浮雕算法  公告板技术
文章编号:1000-7024(2007)14-3419-03
修稿时间:2006-07-23

Real-time creating and protracting of 3D static unit symbols
YANG Qiang,CHEN Min,TANG Xiao-an,YANG Yao-ming,ZHAO Zhou. Real-time creating and protracting of 3D static unit symbols[J]. Computer Engineering and Design, 2007, 28(14): 3419-3421,3442
Authors:YANG Qiang  CHEN Min  TANG Xiao-an  YANG Yao-ming  ZHAO Zhou
Affiliation:1. Faculty of Electronic Science and Engineering, National University of Defence Technology, Changsha 410073, China; 2. Faculty of Spaceflight and Material Engineering, National University of Defence Technology, Changsha 410073, China
Abstract:Creating and protracting of 3D static unit symbols are important content of military visualization system. Moreover goodness or badness of the method of creating and protracting is directly related to the run efficiency and the executive effect of visualization system. Based on the nowadays methods, a method of real-time creating and protracting of 3D static unit symbols is advanced that combines real model and billboard technique. The difficulty of the method is to process the image of GDI real-time creating to unit symbol image of 3D effect by an advanced image processing algorithm, which would be displayed by billboard. The results of experiment suggest that the method makes unit symbols to be created rapidly and impropriate less computer memory space, 3D unit symbols have specific tactical significance and intense impact of reality and solid in the application scene, and they satisfy the requirement of practical visualization system better.
Keywords:3D unit symbols   law vector   light vector   bevel and embossment arithmetic   billboard technique
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