2. 计算机
  3. Virtual reality(or VR(1)is kind of a buzzword these days in computer graphics．VR is artificial reality created by a computer tha

Virtual reality(or VR(1)is kind of a buzzword these days in computer graphics．VR is artificial reality created by a computer tha

admin2015-04-27  98
问题 Virtual reality(or VR(1)is kind of a buzzword these days in computer graphics．VR is artificial reality created by a computer that is so enveloping that it is perceived by the mind as being truly real．VR exists in many(2)．A traditional view of virtual reality uses headsets and data gloves．The headset serves as the eyes and ears to your virtual world，projecting sights and sounds generated by the computer．The data glove becomes your hand，enabling you to interact with this  (3)  world．As you move your head around．the computer will track your motion and display the right image．VR is the most demanding(4)for computer graphics，requiring hardware and software capable ofsupporting realtime 3D(5)．
     (5)
选项 A、image
B、figure
C、10go
D、graphics
答案D
解析 虚拟现实(或简称VR)是近来在计算机图形学中的一个时髦话题。VR是由计算机产生的人造现实，因此它是由大脑产生的感觉而非真实的现实。VR以多种形式存在，传统的方法是使用头罩和数据手套作为虚拟世界中的眼睛和耳朵，通过它们来得到由计算机产生的视觉和声音。数据手套变成了你的手，使你与这个虚拟的世界进行互动。当你转动头时，计算机将跟踪你的运动并显示正确的图像。VR是计算机图形学最迫切需要的应用领域，它需要能够支持实时3D图形技术的硬件和软件。
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