VIRTUAL REALITY

HISTORY

THE CONCEPT OF VIRTUAL REALITY IS BASICALLY FROM 1950.

THEN IN 1965 –ULTIMATE DISPLAY

1966 – HMD WAS INVENTED.

PEOPLE BECAME AWARE OF VR IN 1990s.

DEFINITION BASIC DEFINITION OF VR

HOW VIRTUAL REALITY WORKS ?

TYPES OF VIRTUAL REALITY

* IMMERSIVE VIRTUAL REALITY

* NON-IMMERSIVE VIRTUAL REALITY

RELATED TERMS WITH VR

* ARTIFICIAL REALITY * AUGMENTED REALITY

COMPUTER SIMULATIONDEFINITION

LEARNING OUTCOMES

* CONCEPTUAL CHANGE

* SKILL DEVELOPMENT

* CONTENT AREA KNOKLEDGE

APPLICATION

VIRTUAL REALITY MODELING LANGUAGE WHAT IS VRML?

TYPES OF VRML

* VRML 1.0

* VRML 2.0

CURRENT SOFTWARE FOR VIRTUAL REALITY

* QUICKTIME VR PLUG-INS

* METAFLASH 3D

* MINOLTA 3D

VIRTUAL REALITY DEVICES INPUT DEVICES

OUTPUT DEVICES

INPUT DEVICES TRACKERS JOYSTICKS MICE WANDS

OUTPUT DEVICES* HEAD MOUNTED DISPLAY

OUTPUT DEVICES (cont…)

* THE IMMERSE DESK

OUTPUT DEVICES (cont…)* THE POWER WALL

OUTPUT DEVICES (cont…)* THE CAVE AUTOMATIC VIRTUAL ENVIRONMENT

OUTPUT DEVICES (cont…)* DATA GLOVES * DATA SUIT

VIRTUAL REALITY APPLICATION

• VIRTUAL REALITY IN MILITARY

• VIRTUAL REALITY IN MEDICAL

• VIRTUAL REALITY IN GAMES

• VIRTUAL REALITY IN MOVIES

VIRTUAL REALITY APPLICATION (cont….)VIRTUAL REALITY IN MILITARY

VIRTUAL REALITY APPLICATION (cont….)VIRTUAL REALITY IN MEDICAL

VIRTUAL REALITY APPLICATION (cont….)VRTUAL REALITY IN GAMES

VIRTUAL REALITY APPLICATION (cont….)VIRTUAL REALITY IN MOVIES

BrainstormVideo dromeLawnmower ManStrange DaysUntil the End of the WorldJohnny MnemonicThe MatrixStar WarsTerminatorJurassic Park

Positive uses of VR Dangers of VR

TrainingRisk-free experienceExperiencing things you

wouldn’t normally be able to experience

Entertainment; fun, artistic expression

Telepresence applications

Disengagement with real worldVR replacing realityPeople preferring VR to realityAddictionDifficulty of distinguishing

between virtual and real, ‘false realities represented in VR

Psychological damage; identity problems

Possible impacts on real body

CHALLENGES & FUTURE POSSIBILTIESFUTURE POSSIBILITES Science fiction literature and film have explored a range of futuristic VR technologies and the experiential opportunities they may offer. Virtual experience and virtual identities via memory implants . Recording and sharing experiences. Games scenarios. Use of VR for deception and control

CHALLENGESVirtual reality has been heavily criticized for being an inefficient method for navigating Non-geographical information. Another obstacle is the headaches due to eye strain.RSI can also Result from repeated use of the handset gloves.

CONCLUSIONThough the disadvantages of Virtual reality can

disturb the human’s perception ability, it’s advantages in different fields makes it user friendly.

The sole objective of virtual reality is to give the user an environment as realistic as possible and a thrilling sensory experience.

The technology of virtual reality is advancing rapidly and it won't be long before it becomes a most exciting source of entertainment in our homes.

BIBLIOGRAPHY1. "Virtual Reality in medical"- http://nii.nist.gov/pubs/vr-medicine.html2. “Virtual reality definition”- http://en.wikipedia.org/wiki/Virtual_reality3 “Virtual reality in military” -http://tech.irt.org/articles/js194/index.html4. http://www.evl.uic.edu/research/index.html5. www.toodoc.com6. “Virtual reality challenges” -http://en.wikipedia.org/wiki/Virtual_reality#Challenges7. “Virtual reality types” - http://en.wikipedia.org/wiki/Virtual_reality#VR types8. “Virtual reality history” - Rheingold, H. (1992). Virtual reality. Mandarin, London9. “Virtual environment” http://www.webopedia.com/TERM/v/virtual_reality.html10. Robertson, G. G.; Card, S. K.; McKinley, J. D. Three views of virtual reality: Non immersive virtual reality. Computer (IEEE). 1993 February; 26 (2): 81-83.11. Beier, K. "UM-VRL: Virtual Realit: A Short Introduction." September 29, 2001 http://www-vrl.umich.edu/intro/index.html October 30, 2001 "test: evl: research: overview" http://www.evl.uic.edu/research/index.html October 30

12. http://www.luth.se/depts/arb/ind_design/kurser/ard013/Virtual_reality.PDF

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