本文研究了基于图像的建筑物三维建模技术，主要分为：建筑物场景的全景图拼接与基于单幅图像的建筑物三维几何重建。
This paper has studied three dimensional modeling technology for architecture based on image, including panorama splicing and geometry reconstruction based on single image.
三维信息快速采集是真实场景建模与三维虚拟现实技术的关键。
Fast collection of three-dimension information is the key technique in three-dimension real scene modeling and Virtual Reality.
给出了三维场景绘制、双缓存技术的运用、坐标转换等过程及部分实现代码。
The paper provides process and parts of program including drawing 3D scene, application of double buffer technique, transformation of coordination etc.
三维场景的建模和纹理映射是汽车驾驶模拟器系统开发中的关键技术。
The 3d scene modeling and texture mapping are key technologies on the development of vehicle driving simulator system.
论文的后半部分还讨论了铁路线路场景模型的建立，并与相关数据库连接，形成了基于铁路线路的三维信息查询系统，讨论了系统实现的相关技术。
Last, an information query system based on the railway is built after we analyze railway modeling and database technique. Correlative techniques about the system are discussed.
纹理映射技术的应用能增强三维场景绘制的真实感，并能提高三维场景的渲染速度。
The application of texture mapping technology can strengthen the reality and increase the rendering speed of the 3d scene.
与传统的几何建模技术不同，基于图像的建模技术采用的策略是由光学系统对原始场景模型进行扫描，然后自动恢复出场景的三维模型。
Different from the traditional geometric modeling technology, the image based modeling technology get raw data from the original scene with cameras or other kind of optical instruments.
其中主要工作包括：首先，对三维场景建模技术做了一些研究。
The main content is organized as follows:Firstly, some research on 3-D scene modeling technology is made.
碰撞检测问题是三维场景漫游的技术难点。
文章介绍了虚拟制造的概念和分类，并阐述了其关键技术，包括三维建模、三维场景显示和三维运动模拟。
This paper introduces the concept and classification of the Virtual Manufacturing and explanes its key technologies, including 3d modeling, displaying of the 3d scene and simulation of the 3d motion.
三维场景综合显示、空间分析、海量地物模型管理、三维视点控制是三维可视化软件设计常用的技术。
Comprehensive display three-dimensional scene, spatial analysis, mass surface features model management, three-dimensional perspective control are commonly used to design visualization software.
大规模复杂场景的快速绘制是虚拟现实、实时仿真和三维交互设计等许多重要应用的底层支撑技术，也是诸多研究领域面临的一个基本问题。
The fast rendering for large-scale and complex scenes is the basis of many important application such as virtual reality, real-time simulation, and so on.
在论文中，作者讨论了虚拟现实技术中的三维实体的场景储存结构理论、结构构成原理与设计方法以及典型应用系统等内容。
In this paper, the author discussed the 3d object scene graph structure theory, system design and implementation techniques and application case.
本论文对虚拟现实中的关键技术、虚拟场景的建模技术及三维形体消隐技术进行了探讨。
The critical technique of virtual reality, the modeling transformation in virtual scenes and the hidden technique on 3d objects are discussed in this thesis.
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.
这项技术把计算机制作的虚拟三维场景作为背景，并与电视摄像机拍摄的演员图象复合起来作图象输出。
It utilizes 3d virtual scene made by computers as background and combines it with the foreground images of actors in studio in real time.
重点介绍了三维实体的建模方法、场景驱动及视点变换技术。
The means of modeling 3d objects, scene driving and viewpoint translation are introduced especially.
全景图像技术是一种通过微透镜阵列来记录和显示全真的三维场景的三维图像技术。
Integral imaging is a technique capable of recording and displaying3 D images with comtinuous parallax in full natural colour through micro-lens array.
利用车载激光扫描测量技术完成地形图修测、三维场景重建、建筑模型制作以及工程测量等任务，是近年来激光扫描测量技术应用研究的一个重要方向。
To complete Map Revision, 3d - Scene Rebuilding, Construction Modeling, Engineer Survey and other missions by using the vehicle laser - scanning technology is the important direction of research.
设计并实现了基于三维gis技术的地震灾情场景模拟系统。
An earthquake scenario simulation system is designed and developed based on 3-dimensional GIS techniques.
重点讨论了三维引擎总体结构框架设计、引擎内部模型数据管理、三维场景渲染、随机地形生成的算法、弹道仿真等技术的应用。
Special attention is given to the design of 3D engine, rendering of 3D scene, the algorithm of generating random fractal terrain, application of trajectory simulation.
重点讨论了三维引擎总体结构框架设计、引擎内部模型数据管理、三维场景渲染、随机地形生成的算法、弹道仿真等技术的应用。
Special attention is given to the design of 3D engine, rendering of 3D scene, the algorithm of generating random fractal terrain, application of trajectory simulation.
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