an introduction to virtual reality

Upload: nscy

Post on 30-May-2018

219 views

Category:

Documents


0 download

TRANSCRIPT

  • 8/14/2019 An Introduction to Virtual Reality

    1/20

    An Introduction to Virtual Reality

    Humans and Automation Seminar

    Spring 2002Jessica J. Mrquez

  • 8/14/2019 An Introduction to Virtual Reality

    2/20

    Introduction to Virtual RealityBrief Background Definition Hardware

    ApplicationsReading: Human Factors Issues inVirtual Environments: A Review of theLiterature Presence, Vol. 7, No. 4, August1998, 327 - 351

  • 8/14/2019 An Introduction to Virtual Reality

    3/20

    Virtual RealityNo one common definition, but commoncharacteristicsTrying to mimic real worldBeyond the flat monitor*Immerse in 3-D visual world

    *Many applications are using flat monitors

  • 8/14/2019 An Introduction to Virtual Reality

    4/20

  • 8/14/2019 An Introduction to Virtual Reality

    5/20

    Head Mounted Display (HMD)ImmersiveexperienceStereo display

    Two miniaturescreens Depth perception

    Spiffier HMD :

  • 8/14/2019 An Introduction to Virtual Reality

    6/20

    Motion Trackers Keep track of position Inertial boxes Sonic Discs

    PotentiometersHead trackers &body trackers

  • 8/14/2019 An Introduction to Virtual Reality

    7/20

    BOOMBinocular Omni-Orientation Monitor Stereoscopic displayGuidance of the box by user Tracking: Potentiometers on arm

  • 8/14/2019 An Introduction to Virtual Reality

    8/20

    CAVECave Automatic Virtual EnvironmentIllusion of immersion by projecting stereoimages on the walls and floor of room

    Stereo glasses andhead trackingFree to walkanywhere withinarea

  • 8/14/2019 An Introduction to Virtual Reality

    9/20

    More CAVE pictures

  • 8/14/2019 An Introduction to Virtual Reality

    10/20

    Input DevicesData gloves

    JoysticksHand-held wands

    Body sensors

  • 8/14/2019 An Introduction to Virtual Reality

    11/20

    Sensor Glove

  • 8/14/2019 An Introduction to Virtual Reality

    12/20

    Haptic Feedback Force-feedbackdeviceFeel virtual solidobjects

  • 8/14/2019 An Introduction to Virtual Reality

    13/20

    ApplicationsEntertainment: Games!

    Augmented Reality Superimposing display

    TrainingRemote RoboticsDistributed CollaborationVisualization

  • 8/14/2019 An Introduction to Virtual Reality

    14/20

    Augmented RealityHUDs on cars

    AR Museums

  • 8/14/2019 An Introduction to Virtual Reality

    15/20

    More Augmented Reality

    Information Visualization?

  • 8/14/2019 An Introduction to Virtual Reality

    16/20

    Visualization

  • 8/14/2019 An Introduction to Virtual Reality

    17/20

    Distributed Collaboration

  • 8/14/2019 An Introduction to Virtual Reality

    18/20

    Telemedicine

    Visualization of medical condition

  • 8/14/2019 An Introduction to Virtual Reality

    19/20

    ResearchNASA VR Mars navigation simulation

    One third gravity

    (negative pressure)

  • 8/14/2019 An Introduction to Virtual Reality

    20/20

    Other Anything else??Education, Teaching, Training

    Therapy: spider, heights http://www.hitl.washington.edu/research/exposure/

    Navy Airplane simulator