1.The clustered parallel rendering system consists of multiple PCs and the assorted graph accelerating cards,which uses MPI as the message passing platform and open source OGRE(open graph rendering engine) as the 3D rendering engine.
系统使用多台微机及配套图形卡构成集群并行渲染,使用MPI(message passing interface)构成消息递送环境,使用开放源码的OGRE(open graph rendering engine)三维图形引擎进行场景渲染。
2.Non-Photorealistic Rendering (NPR) has been a research hotspot of Computer Graphics since the medium term of 1990s. It injects aesthetic and stylized elements into computer graphics, and the goal of NPR is not to render objects realistically but creatively, such as in simulating various painting styles.
非真实感绘制(Non-Photorealistic Rendering，NPR)从20世纪90年代中期开始逐渐成为计算机图形学的一个研究热点，是计算机技术和绘画艺术相结合的一个研究领域，指的是利用计算机生成不具有照片般真实感(Photorealistic Rendering，PR)，而具有手绘风格的图形的技术。
3.Non-Photorealistic Rendering (NPR) injects aesthetic and stylized elements into computer graphics. NPR primarily aims to conveying not only compressed information but also a certain artistic spirit, by simulating various artistic styles such as pencil sketching, watercolor painting, or Chinese ink painting.
非真实感绘制(Non-Photorealistic Rendering, NPR)是计算机技术和绘画艺术相结合的一个研究领域，其主要内容是用计算机软硬件手段来模拟具有不同风格效果的画面和动画。
4.Image-based rendering is one branch of VR technique, which uses a set of images to generate new image from different view point.
基于图像的绘制(Image-Based Rendering，IBR)技术是虚拟现实的一个分支，以一组取自真实场景的图像作为输入，经过一定的计算处理，合成新视点图像。
5.The basic concept and running mechanism of OpenGL under Windows NT are introduced; and the main two steps—pixel format setting and connecting DC(device context) & RC(rendering context) for realizing the graphic interface between VC++ and OpenGL,are described.
介绍了OpenGL的基本概念以及在Windows NT下的运行机制,阐述了实现VC+++和OpenGL图形接口主要的两步工作是像素格式设置和关联DC(Device Context)和RC(Rendering Context).
6.3. All MDCTA data were processed by various two-dimensional and three-dimensional reconstruction techniques including maximum intensity projection (MIP), multiplanar reformation (MPR), curved planar reformation (CPR) and volume rendering technique (VRT) to delineate the artery of Adamkiewicz and other related arterial structures.
3. 对所得CT数据采用不同的二维和三维血管重建技术处理，包括最大密度投影（maximum intensity projection，MIP）、多层面重组（multiplanar reformation，MPR）、曲面重组（curved planar reformation，CPR）、容积再现（volume rendering technique，VRT）等，分别获得主动脉、肋间动脉和脊髓动脉的各类重建和重组图像。
7.Volume visualization is a joint between VISC and 3D GIS, the prospect of which is summarized in this thesis. And two basic algorithm on visualization of 3D data are expounded: Surface-fitting method and Direct Volume Rendering(DVR).
● 三维可视化是科学计算可视化和三维GIS密切联系的纽带，本文综述该方面的发展趋势，研究了两大类三维数据场可视化算法：表面拟合方法(Surface-fitting method)和直接体绘制(Direct Volume Rendering，DVR)。
8.The two steps,pixel format setting and conn ecting DC (Device Contexts)and RC(Rendering Contexts),for realizing the graphic interface of VC++6.0,are expounded. By establishing project,loading linking bas e and head file for OpenGL,setting the windows style for OpenGL,the pixel format and connecting DC and RC,the graphical interface is realized for VC++ and Ope nGL under Windows operation system,and 3D graphic developing environment is cons tructed.
在 VC+ + 6 .0下通过创建工程并加入支持 Open GL的连接库和头文件、设置 Open GL支持的 Windows窗口风格、设置像素格式、关联 RC(Rendering Contexts)和 DC(DeviceContexts) ,从而实现与 Open GL在 Windows操作系统下的图形接口 ,以构建三维图形开发环境。
9.In this thesis, we propose several pre-computing and sampling strategies for walkthrough system rendering, natural surface rendering with real-world material and 3D texture, and rendering with global illumination effects respectively. We also introduce efficient rendering methods, which work with these pre-computing and sampling strategies, and perform real-time realistic image rendering successfully.
本文在漫游系统绘制，物体表面复杂材质和3D纹理的绘制，全局光照模型绘制等领域提出了相应的预计算采样策略，以及快速的绘制方法，成功地实现了实时的高真实感图像绘制。
10.The system main realized interactive rendering of 3-D seismic data, interactive rendering of three crossed slices, interactive rendering of rand-cutting face and interactive rendering of 3-D topography grid data.
本系统主要实现了三维地震数据体的直接交互显示、三组正交切片的交互显示、任意角度的切面交互显示和三维地形网格数据的交互显示。
