虚拟现实技术概述(PPT 56页)

1、跳转到主页 1Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application 沉浸感存在感存在感存在感存在感认知Multimedia Technology & Applicat

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3、hnology & Application 虚拟环境现实世界系统建模3D 模型检测反馈传感器控制用户Multimedia Technology & Application 虚 拟环 境发 生 器声音合成26自由度控制器立体视觉显示器触觉/视觉系统声音显示器声音合成Multimedia Technology & Application 虚拟环境发生器头盔显示器/数据手套声音合成声音定位语言识别显示电子装置头/眼/手/体跟 踪触觉/动觉系统命令图形图象头位置眼位置手位置Multimedia Technology & Application Multimedia Te

4、chnology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application NURBS技术生成图像空间点左视图左视点右视点右视图体视图生成原理Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application

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6、y & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application

7、Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Multimedia Technology & Application Group children Shape geometry Box Multimedia Technology &

8、; Application #VRML V2.0 utf8 Group children Shape geometry Box Multimedia Technology & Application #VRML V2.0 utf8 Group children DEF B children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry Box DEF S children Shape appearance Appearance material Material diffuseColo

9、r 0 1 0 geometry Sphere DEF C children Shape appearance Appearance material Material diffuseColor 0 0 1 geometry Cone 返回Multimedia Technology & Application #VRML V2.0 utf8Group children Transform translation 8 0 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry

10、 Box 返回Multimedia Technology & Application #VRML V2.0 utf8Group children Transform translation 8 0 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry Box DEF touchSensor TouchSensor 返回Multimedia Technology & Application #VRML V2.0 utf8DEF view1 Viewpoint pos

11、ition 0 0 10 description view1 DEF view2 Viewpoint position 4 2 10 description view2 Group children Transform translation 8 0 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry Box DEF touchSensor TouchSensor 返回Multimedia Technology & Application #VRML V2.0 utf8

12、DEF view1 Viewpoint position 0 0 10 description view1 DEF view2 Viewpoint position 4 2 10 description view2 Group children Transform translation 8 0 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry Box DEF touchSensor TouchSensor ROUTE touchSensor.isActive TO touc

13、hscript.touchSensorIsActive ROUTE touchscript.bindView2 TO view2.set_bind返回Multimedia Technology & Application #VRML V2.0 utf8 DEF box Transform rotation 2 2 2 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry Box DEF TouchS TouchSensor ROUTE TouchS.isOver TO r

14、.startRevolving ROUTE r.revolve TO box.set_rotation 返回Multimedia Technology & Application #VRML V2.0 utf8 DEF box Transform rotation 2 2 2 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry Box DEF TouchS TouchSensor DEF r Script eventIn SFTime startRevolving ev

15、entOut SFRotation revolve field SFFloat angle 0 url javascript: function startRevolving (active) revolve0=2; revolve1=2; revolve2=2; revolve3=angle; angle+=0.1; ROUTE TouchS.isOver TO t.set_enabled ROUTE t.cycleTime TO r.startRevolving ROUTE r.revolve TO box.set_rotation返回Multimedia Technology & Application #VRML V2.0 utf8 DEF box Transform rotation 2 2 2 0 children Shape appearance Appearance material Material diffuseColor 1 0 0 geometry B