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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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