VIRTUAL REALITY

DM3005 - Interactive Devices - Arvid Långström

"...a realistic and immersive simulation of a three-dimensional environment, created using interactive software and hardware, and experienced or controlled by movement of the body"

PASSIVE

EXPLORATORY

INTERACTIVE

user sees, hears, feels the environment

user can explore the environment himself

user can explore, interact, and modify the environment

Brief history of VR

1930

Pygmalion's Spectacles

1950-1970

Sensorama & The Sword of Damocles

1990-2000

2000-2016

Virtual Boy & Sega VR

Oculus Rift

VR today

Military

Medicine

Entertainment

To name a few...

Head mounted display (HMD)

Two displays - one for each eye

Head tracking - gyrospoces, accelerometers etc.

CAVE-system

Projectors aimed at several screens

3D-glasses to view graphics generated by projectors

Motion capture keeps track of the user

CASE STUDIES

KAT walk

HMD

Uses treadmill to enable walking around

NeuroTouch

Practice neurosurgical procedures

VR for surgical purposes

Needle Anxiety VR

Usage of HMD-VR to help with needle anxiety

Works as a distraction

Famous Deaths

Users locked into a casket

Uses only sound and smell

Lets the user experience the final moments of famous people

Problems

Health issues

Nausea, Dizziness, Strained eyes etc

Economical issues 

Expensive hardware, not everyone can afford it

Technological issues

Requires powerful hardware to recreate successfully

Conclusions

Has many areas of use, and is quite effective

If/when the physical issues can be over come - possibilites are endless

Questions?