虚拟现实技术通常被认为是三维计算机图形学在先进的输入和输出设备支持下的一种自然延生和增强。
Virtual reality is a technology which is often regarded as a natural extension in 3d computer graphics with advanced input and output devices.
三维真实感地形的生成一直是计算机图形学领域中关注的焦点，而地形纹理映射是实现它的一个不可或缺的要素。
Texture mapping is an important element for the representation of three dimension terrain generation, which is a hot topic in the field of computer graphics.
计算机图形学在三维动画中建立模型时，越来越多地使用映射变换的理论。
The theory of mapping is used more and more frequendy in the Computer Graphics three dimensional modeling.
计算机图形学的特点之一就是广泛地使用三维几何数据来描述场景。
One of the properties of computer graphics is that the three dimensional geometry data sets are widely used for various purposes.
随着三维数字化技术及计算机图形学的飞速发展，仿真技术在医学领域也有越来越多的应用。
With the rapid development of the three-dimension digitized technology and Computer Graphic, simulation technology has more and more application in the medical field.
计算机图形学的特点之一是广泛地使用三维几何数据来描述场景。
The property of computer graphics is that the three dimensional geometry data sets are widely used for various purposes.
本文是在现有的三维重建方法基础上进行的改进研究，涉及到一些医学知识及计算机图形学基础知识。
This paper is an improvement research based on the existing methods of three-dimensional reconstruction, which involves some basic knowledge about medical and computer graphics.
本文对计算机图形学中三维云的建模和绘制技术进行了概述，主要介绍目前比较典型的基于个体生长的云建模技术和基于物理过程的云建模技术。
The methods of cloud modeling and rendering in computer graphics are summed up. The succeeding and typical genetic technology and physically based technology at present are summarized.
三维模型的形状合成是计算机图形学和辅助设计的重要研究课题。
Shape synthesis on 3d models is an important research field of computer graphics and CAD.
基于计算机图形学的理论，利用植被的结构参数就能模拟出具有真实结构的植被三维场景。
Based on the theory of computer graphics, we can use the parameters of vegetation structural to simulate a three-dimensional scene of real structure parameters.
定量化分析或鉴定评价一个实体模型是计算机三维图形学研究的一个重要问题。
It is an important issue for three-dimensional computer graphics research to make a quantitative analysis or evaluation of an entity model.
在计算机图形学中，三维几何模型通常用多边形网格进行描述。
In computer graphics, 3d objects are often represented by polygonal meshes.
三维地形建模及可视化是GIS、计算机图形学、虚拟现实、数字摄影测量等领域的研究热点。
3d terrain modeling and visualization are hot research topics in GIS, computer graphics, virtual reality, digital photogrammetry and other associated fields.
创建逼真的三维人脸模型是计算机图形学领域一个极富有挑战性的课题。
Building realistic 3d face models is a challenging task in the field of computer graphics.
三维地形虚拟现实技术是当前计算机图形学、地理信息系统和数字摄影测量技术研究的热点问题。
The study on 3 D Terrain VR is a hot topic in Computer Graphic, Geographic Information System and Digital Photogrammetry.
计算机三维重建技术是计算机辅助设计与计算机图形学中一个重要的研究领域。
Computer technology is three-dimensional reconstruction of computer-aided design and computer graphics in an important area of study.
空间分析技术及三维可视化实现是计算机图形学、遥感、虚拟现实、特别是地理信息系统(GIS)等领域研究的重要问题。
Spatial Analysis technology and its Visualization is an important research problem in computer graphic, RS (Remote Control), VR (Virtual Reality) and GIS and so on.
通过研究计算机图形学和包装盒型构造的数学算法来实现三维包装的造型。
Research on 3-dimension pick-up of human-computer interaction in computer graphics;
结果在这个模型基础上利用计算机图象图形学技术实现真实感的三维牙齿模型。
Results On the basis of those 3d data, computer graphics techniques were used to realize the lighted, smoothed and shaded teeth.
同时还利用计算机图形学原理，对管件外圆表面直线段、弯曲段的三维绘制进行处理分析。
Meanwhile, the drawing regulations about line segments and curly segments of tube bending surface are analysed.
本文首先从计算机图形学的知识入手，研究了三维图像引擎的理论基础、数学模型以及图形流水线的相关内容。
In this paper, starting from the knowledge of computer graphics to study the three-dimensional graphics engine, the theoretical basis, mathematical models, and graphics pipeline of relevant content.
计算机动画是计算机图形学中一个重要的领域，而用计算机生成三维的卡通动画又是计算机动画中一个举足轻重的研究方向。
Computer animation is an important research field in computer graphics, and 3d cartoon animation generated by computers is a hot topic in computer animation.
科学计算可视化，计算机动画和虚拟现实是现代计算机图形学的三个热点，而这三个热点的核心都是三维真实感图形的绘制。
Scientific visualization, computer animation and virtual reality are the three focuses of modern computer graphics, and 3D realistic image rendering is the core of the three focuses.
随着以计算机图形学为主要基础的CAD/CAM的迅猛发展，要求工程图学教育进行二维设计与三维设计并重的双重培养。
The rapid development of CAD/CAM based on computer graphics, the education of engineering graphics should pay attention to the culture of 2D design and 3D design.
真实感三维人脸建模和人脸动画是计算机图形学、计算机视觉领域最根本、最困难的问题之一，也是近年来国际上最活跃的研究热点。
Realistic 3d face modeling and animation is the research focus in computer graphics and computer vision, and has many challenging open problems.
计算机虚拟三维场景绘制作为虚拟现实系统中的重要组成部分，是当前计算机图形学方面的热门领域之一。
Virtual environment is an important part of virtual reality system and there are many people who concentrate on this area.
目前，计算机图形学领域的三维图形仿真技术有了长足的进步，大地域范围内的三维场景实时仿真已经成为可能。
Nowadays, 3d simulation technology of the Science of Computer Graphics has been promoted quite much, and large area 3d terrain simulation for real-time rendering has been coming true.
第三章结合计算机图形学和计算机仿真技术，解决了堆石坝填筑施工过程二维、三维形象面貌生成的建模和实现问题；
In chapter 3, combining the computer simulation technology and the computer graphics, the planar and three dimensional animation showing the figure in different construction stages are achieved.
本文工作的主要特色在于：将以计算机图形学原理生成的真实结构植被三维场景与蒙特卡罗光子追踪方法结合。
The main features of this study include the following points:Well combine the real structure 3-D scenes base on the Principles of Computer Graphics and Monte Carlo method.
结合粒子系统和计算机图形学技术，在计算机上实现了玉米根系生长的三维显示。
Based on the parameters of time and shape offered by the growth model, the mathematic model for changes on shapes in root system of corn was brought forward.
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