lesson 3 virtual reality 课件(共19张PPT)

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高一英语virtual-reality课件(201910)

高一英语virtual-reality课件(201910)

A. You make a trip to Hong Kong with your family this weekend
B. You can use computer to travel around Hang Kong, that is to say , virtual travel Which one?
Read the dialogue and answer the questions below.
1. Why can’t Cathy go out this weekend? 2. Where is Tom planning to go? 3. Does Cathy Have a programme
You have two choices which one do you prefer? Why?
1. A. You can go to California and attend Stanford – a world famous university this fall.
B. You can take courses on line of Stanford at home and get a degree.
Lesson 3 Virtual Reality
Which of these uses for virtual reality are possible now?
*virtual reality holidays * learning to fly using virtual reality technology * virtual reality computer games * visiting virtual museums on the Internet

高中英语Unit 4 lesson 3 Virtual Reality课件1 北师大版 必修2

高中英语Unit 4 lesson 3 Virtual Reality课件1 北师大版 必修2
Unit 4
Virtual Reality Lesson15
Lesson 3
Definition of virtual reality virtual reality: the use of computers with sounds and pictures that make you feel as if you are in a real situation.
Does she really think she will have the chance to go on a world tour? No. What would Tom like to do with virtual reality? He would like to go to a world-famous university. Why is Cathy so excited about the technology? Because she thought she would be able to go any where she liked.
Tom: If you go to the Science Museum ________, website you’ll find lots of good information. Cathy: Thanks for your suggestion. Just virtual reality think, if we had _______________ wouldn’t have any problems holidays, we ________ with the weather. We wouldn’t have to spend a long time travelling to get to our holiday destinations __________.In the future, we’ll be able to use modern technology to go anywhere we like.

虚拟现实(VR)ppt课件

虚拟现实(VR)ppt课件
• 2014年6月谷歌在I/O大会上发布了第一代 精选
2016年-------VR元年
•2016为什么是VR元年?公认的三大头盔厂 Oculus、Sony、HTC之前只是 推出了开发者版, 2016年将正式推出消费版产品,OculusRift、 HTCVive 分别于1月6日、2月29日预售,Sony PlayStation VR于3月15日发布。
2.屏幕分辨率:2K以上分辨率(低了会有纱窗 效应、或晶格);
3.屏幕刷新率与视频帧速:屏幕刷新率一般只 是60Hz,但VR最低90Hz、 最好120Hz,不过刷新 率上升了很耗电(80HZ的耗电量估计就能是 60HZ 的两倍);
4.可视角度FOV:至少110度,甚至120度(小了 会有视窗感);
5.头盔轻盈度:200g以精内选 ,否则戴久了脖子痛,
精选
vr原理:
不同于偏光式、快门式的3D眼镜,也不同 于光栅式的裸眼3D。
1、近距离双眼双屏模式,视差相叠骗过大 脑、简单粗暴!
2、为了 解决视频放大、视场扩大到110度 的问题,要加两个高倍凸透镜;
3、透镜边缘变形问题,需要软件矫正: 精选
VR最重要的沉浸感决定于以下的一些指 标
1.眩晕感:延迟需控制在20ms以内
精选
VR历史
• 1962年的虚拟现实设备Sensorama,可 以让人们坐在椅子上、把头探进去, 通过三面显示屏来形成空间感,从而 实现虚拟现实体验。
精选
1968年第一台头戴式原型机,因为体积十分沉重,需要在天 花板上设计专门 的支撑杆,被笑称为“达摩克利斯之剑”, 作者是被誉为计算机图形学之父 和虚拟现实之父的著名计算 机科学家lvan Sutherland。
• 一体机、分体机:全精移选 动,不需要电脑,优点

《VR虚拟现实》PPT课件

《VR虚拟现实》PPT课件

编辑ppt
14
概念简介
近期发展
Virtual Reality
发展前景 和市场
发展要点 和不足
编辑ppt
15
VR
硬件技术的实现
软硬件平台的构建
软件内容的支持
编辑ppt
16
VR
VR硬件
1. 目前世面的设备主要以各类头盔产品
2.头盔使用头部追踪,眼球追踪,视野 ,环境表现触觉技术等方面来 呈现给用户虚拟化的环境
编辑ppt
4
概念简介
近期发展
Virtual Reality
发展前景 和市场
发展要点 和不足
编辑ppt

5
VR
全球各大科技公司在VR上布局和发展
三星电子和Facebook旗下的虚拟现实设备公司 Oculus VR周四共同推出了新版本的虚拟现实头盔 Gear VR
Facebook首席技术官斯科洛普夫表示未来10年内对虚拟现实 技术的投入将达到10亿美元,其收购的Oculus宣布即将在 2016年一季度正式开始发售消费者版本Oculus Rift CV1
编辑ppt
19
VR
现今阶段,VR的尝试者还只是少数,毕竟软件和硬件方面的 复杂和专业程度让大部分都无法接受。
随着VR的快速的发展和其无限的未来可能,虚拟现实毕竟会 成为继电脑,手机之后,人类和机器进行交互的崭新的平台, 未来的世界会因此而改变。
编辑ppt
20
直接通过头戴设备呈现在用户眼前。
编辑ppt
7
概念简介
近期发展
Virtual Reality
发展前景 和市场
发展要点 和不足
编辑ppt
8
VR移动游戏 VR影音娱乐

Unit4Lesson3Virtual-Reality课件

Unit4Lesson3Virtual-Reality课件

famous university 著名大学 dip toes 浸脚趾 experience n/v 经历 go on 继续 tour 旅游 world tour 世界巡回 world-famous 世界著名的 Stanford 斯坦福
Stanford University
Harvard University
Language points
1. What are you up to this weekend? 这个周末你打算 做什么? be up to常用在口语中问对方在做什么, 如: What is he up to? 他要干什么? if we had done, we wouldn't have done
Have you ever played virtual reality computer games?
Have you ever played virtual reality computer games?
Have you ever played virtual reality computer games?
高一北师大版模块二
Unit 4 Cyberspace
Lesson 3 Virtual Reality
What is Virtual Reality?
The use of computers to make situations feel and look real. 虚拟现实,就是说本来没有的事物 和环境,通过各种电脑技术虚拟出 来,让人感觉到就如真实的一样。
1. Why can’t Cathy go out this weekend? She has to finish her project. 2. Where is Tom planning to go? He’ll go camping if the weather is good. 3. Does Cathy have a programme for “virtual” holidays on her computer? No, she doesn’t.

重磅!北师大版必修2 2020高中英语专题知识考点 Unit4 lesson3 Virtual Reality课件.ppt

重磅!北师大版必修2 2020高中英语专题知识考点 Unit4 lesson3 Virtual Reality课件.ppt

You have two choices which one do you prefer? Why?
1. A. You can go to California and attend Stanford – a world famous university this fall.
B. You can take courses on line of Stanford at home and get a degree.
for‘virtual’holidays onreally think she will have the chance to go on a world tour?
5. What would Tom like to do with virtual reality?
Read the sentences that are used to talk about.
a)Unlikely situations in the future? b)Possible situations in the future?
Analysis these sentences in the text.
Lesson 3 Virtual Reality
Which of these uses for virtual reality are possible now?
*virtual reality holidays * learning to fly using virtual reality technology * virtual reality computer games * visiting virtual museums on the Internet
Read the dialogue and answer the questions below.

虚拟现实VR技术ppt课件

虚拟现实VR技术ppt课件
3
一种使用数学算
1 虚拟现法将实二技维术或三(4维)
图形转化为计算
1.3 虚拟机形现显式示的实器科的的 学技栅。术格支持
计算机 图形学
研究、开发用于 模拟、延伸和扩 展人的智能的理 论、方法、技术 及应用系统的一 门技术科学。
人工交 互技术
虚拟 现实
人工 智能
是指通过计算机输入、 输出设备,以有效的 方式实现人与计算机 对话的技术。
3.3 VRP的安装配置 软件安装 插件配置
15
3 VRP及设计流程
3.4 VRP编辑器6
功能分类 属性面板
3 VRP及设计流程
3.4 VRP编辑器界面组成—菜单
常用菜单 •另存场景 •安装插件
17
3 VRP及设计流程
3.4 VRP编辑器界面组成—工具栏
18
4 常见材质的创建与编辑
11
3 VRP及设计流程
3.1 VR-Platform VRP是国内中视典数字科技独立开发的具有独 立自主知识产权的一款三维虚拟现实软件平台。
VRP可应用于城市规划、室内设计、工业仿真、 古迹复原、桥梁道路设计、军事模拟等行业。
12
3 VRP及设计流程
3.1 VR-Platform
VRP-Bulider 虚拟现实编辑器
1 虚拟现实技术(1)
1.1 虚拟现实的概念
• 虚拟现实(Virtual Reality) • 是一种综合应用计算机图形学、人机 接口技术、传感器技术以及人工智能等 技术,制造逼真的人工模拟环境,并能 有效地模拟人在自然环境中的各种感知 的高级的人机交互技术。
1
1 虚拟现实技术(2)
1.2 虚拟现实的基本特征 • 多感知性:指除了一般计算机技术所 具有的视觉之外,还有听觉、力觉、触 觉、运动感,甚至包括味觉、嗅觉等。

高中英语Unit 4 lesson 3 Virtual Reality课件2 北师大版 必修2

高中英语Unit 4 lesson 3 Virtual Reality课件2 北师大版 必修2
F 5. Virtual reality holidays won’t spend less time than real holidays.
Read the dialogue and answer the questions.
1. Why can’t Cathy go out this weekend?
Lesson 3 Virtual Reality
The use of computers to make situations feel and look real.
What is virtual reality?
headsets ,glass and special gloves and suits equipped with sensors
Language in Use
Write about your ideal future. Think about your home, job, partner, family, etc. write conditional sentences to explain why you would like this kind of life.
2. suggest 建议,后接宾语从句(虚拟语 气)或动名词短语。
I suggest that you (should ) check the information before you sign your name.
我建议你在签字之前检查一下所列信息。
Catherine suggests asking her dad for his opinion. 凯瑟琳建议征询她爸爸的建议。
பைடு நூலகம்
Read the sentences and decide what the people are expressing.

北师大版高中英语必修2课件4.3 Lesson 3 Virtual Reality

北师大版高中英语必修2课件4.3 Lesson 3 Virtual Reality
8.Your toes (脚趾) are the five movable parts at the end of each foot.
一二三
二、阅读课文,选择正确答案 1.What does Cathy have to do this weekend? A A.Finish a project on the history of the Internet. B.Go camping with her family if the weather is fine. C.Help Tom with his project. D.Look for books in the library.
1234567
1.It depends on the weather. 这取决于天气。 ★考点 depend on 取决于 Whether the game will be played depends on the weather. 比赛是否举行要看天气而定。 Whether or not she can pass the exam depends on how hard she works. 她是否能通过考试取决于她的努力程度。 It depends on whether you’ve got enough time. 那取决于你是否有足够的时间。 归纳 depend on 后可接名词及how、whether等引导的从句作宾语。
1234567
归纳 suggest后可接名词、动词-ing形式以及动词-ing形式的复合 结构或从句作宾语。接从句作宾语时,从句谓语用“(should+)动词 原形”的形式。 考点延伸 [1]阅读下面的句子,体会suggest的含义。 (1)His attitude suggests that he isn’t really interested in English. 他的态度表明他并不是真的对英语感兴趣。 含义 表明;暗示 (2)The sight of birds suggested a new idea for flying machines. 人们看到鸟,便对飞行器有了新的设想。 含义 使想起;使产生

Cyberspace+Lesson+3+Virtual+Reality课件-2022学年

Cyberspace+Lesson+3+Virtual+Reality课件-2022学年

Part 5
Immerse vt.浸没;施浸礼;沉迷…中,陷入
eg : Since then I’ve lived alone and immersed myself in my career. 自那以后,我一直一个人生活,全身心投入我的事业中。
Interpret vt. 解释;理解;诠释,体现;口译 vi. 作解释;作口译
Something about the game
①Auxiliary grip creeps 辅助强补兵 ② Weekend’s LOL is really tired.周末的LOL真是累
Part 3
Firstly , it's pretty convenient for us to buy things on the Internet . The Internet provides us with varieties of goods , such as clothes , foods and almost everything you can think about . So we can place orders from websites instesd of going out .
Just through the net , we can chat with our friends wherever they are . Moreover , we can work at home , to be a SOHO ,who communicates with colleagues via e-mails , or other Internet mailing lists . In such a virtual space , we are immersed in our own worlds ,escaping others' disturbance.

【公开课课件】北师必修二Unit 4 Cyberspace Lesson 3 Virtual Reality

【公开课课件】北师必修二Unit 4 Cyberspace Lesson 3 Virtual Reality

if clause main clause
if + subject + simple present verb subject + will + verb
Reading for details
Find out things we would do and would not do if we had virtual holidays and virtual universities.
Learning to drive using virtual reality technology
headsets and special gloves and suits equipped with sensors
the user can directly interact with a 3D (dimension) computer programme by moving ‘inside’ it.
Example: T: If I were a millionaire, I would buy a new house. S1: If I had a new house, I would make a room into a cinema. S2: If I had a cinema at home, I would watch movies everyday. …
With virtual university, people would be able to go to study in any world famous universities. Cathy thought it_w_o_n_d_e_r_f_u,l but Tom were morei_n_t_e_re_s_t_edin virtual universities than virtual reality holidays. If someone gave him the chance, he _w__o_u_ld__g_oto a world-famous university. But he thought it would not be the same as real university.

Unit 4 CyberspaceLesson 3 Virtual Reality优质课获奖课件

Unit 4 CyberspaceLesson 3 Virtual Reality优质课获奖课件

Disadvantages of a virtual university
1. Can’t learn and improve one’s social skills
2. Nonverbal languages like gestures are important cues in FFC (Face-to-face communication )
He’ll go camping if the weather is good.
3. Does Cathy Have a programme for virtual holidays on her computer?
No.
4. Does she really think she will have the chance to go on a world tour?
If we had virtual universities,
- be able to use modern technology to go anywhere we like. - use the computer to travel around the world. - enter and exit countries in seconds and visit all the historical sites.
Because she thought she would be able to go anywhere she liked.
Reading for details
Find out things we would do and would not do if we had virtual holiday and virtual university.
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2. Divide
the whole text into 3 parts and match
the topic.
Part 3:
Part :1 Part 2:
plans for the weekend virtual reality holiday virtual university
Weekend plans
we would
be able to study in such a world-famous university without going out your room.
They are talking about __________. a. unrealistic hopes for the future b. plans for the future c. something that isn’t possible now
如果他们赢得比赛,那就是奇迹了。
won/ should win/ were to win the game, it If they _________________________ __________ would be a miracle.
如果我更努力,我就会通过考试了。
had worked harder, I would have passed If I _________ ____________ the exam.
gave If the God ________________________(give) me another chance,I_____________ would tell the girl three words: I love her! (tell). If our love _________ had to (have to) be set a time limit, I wish it ___________ would be 10,000 years! (be)
Unit 4 Lesson 3
Vimputers with sounds and pictures that make you feel as if you are in a real situation.
Listening
1. Listen and find out which two of the followings will be mentioned in the dialogue. Virtual reality holidays Virtual reality computer games Virtual museums on the net Virtual reality university
The first conditional is used to talk about the possible situations in the future
The pattern is: If clause If + v main clause will/won’t +v
Find out things we would do and we wouldn’t do if we had virtual reality holidays and virtual universities.
如果我是只老虎,我只吃草。
were would eat If I _______ a tiger, I _________only grass.
如果我是一只鸟,我就飞上天。
were a bird, I __________ would fly to the sky. If I ______
如果我中彩票,我要为我爸妈买栋大房子。
Cathy
project She has to finish her ___________ doesn’t If she ___________, the science teacher will be __________angry. is Tom: Plan A: If it __________ good, his depends on family_________ will probably go camping. ‘It _________ _________ the weather.’ rains Plan B: If it __________, he ___________ will help Cathy with her project.
second conditional sentence
The pattern is: If clause If + ved,
Can you summarize the rule of second conditional?
main clause would/could/might/should + v
如果明天天气好,我就去找他。
were If it ________________fine tomorrow, I would go ___________to see him.
如果上天能够再给我一个再来一次的机会, 我会对那个女孩子说三个字:我爱你。 如果非要在这份爱上加上一个期限,我希望是--一万年!
won the lottery, I ___________ would buy a big house If I _____ for my parents.
如果我是个百万富翁,我就要建一个学校。
were would build If I ____ a millionaire, I __________ a school.
We wouldn’t … We would …
If we had virtual 1. have any 1. reality holidays problems with the weather 2. have … to spend a long time travelling 2. 3. have to go there in flesh
3.If Tom had been more careful in the exam, he would pass it already. would have passed 4.If you got up earlier, had got up you might have caught the first train. 5.If I meet you tomorrow, met we could have gone to the concert together. could go
4. have to pack a suitcase
travel around the world, entering and exiting countries in seconds .. to anywhere go we like
we wouldn’t
if we had virtual universities
Task
Correct the mistakes:
1.If I had had a ticket now, I would go to had see the film with you.
2. If he drove more carefully, he had driven wouldn’t have had the car accident yesterday.
与过去事实相反虚拟
如果上个月Miss Li不上街去吃饭,她就不会被车撞, 如果她小心点,她就能躲过这场事故。如果她不出这次 事故,她昨天就可以去上海了。 hadn't gone If Miss Li ____________(not go) out to have lunch last month,she_____________________( wouldn't have been hit not hit) by a car. If she __________ had been (be) careful when crossing the street, she _________________ would have escaped(escape) the accident. could have gone She _________________(go) to Shanghai experienced yesterday,if she had't ______________________ (not experience) such a terrible accident.
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