Our product brought to the contest Procon 2009 (Chiba, Japan)

1. College of Technology, VNU, Ha Noi

2. CONTENT
I. Introduction
II. System
I. Overview
II. Techniques
III. Implementation
IV. Conclusion
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3. I. Introduction
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4. Typical Human – Computer Interaction (HCI)
High accuracy
High performance
+
- Illness-causes
Repetitive
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5. Gestures-Based HCI
Digitalize
Computer
Gestures
Commands
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6. Horse Archery
+
-
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7. Horse Archery
Hand gestures
-> Bow Controlling
Body vibration
-> Horse speed
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8. Horse Archery
• A 3D FPS Game. The character is an horsed-archer
• Using Gestures Based HCI:
• Hand gestures control the archer’s actions
• Body vibration defines horse speed
• A real sporty game: player takes real exercise while
playing game
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9. II. System
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10. System Overview
LCD/Projector Screen
Camera 02
Vibration
Sensor
Game
Camera 01
Player
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11. Horse Archery System Techniques
Using Gestures Based HCI:
1. Hand gestures control the archer’s actions:
drawing bow, aiming, shooting,…
2. Body vibration defines horse speed
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12. 1. Hand Gestures Tracker
Using Infrared (IR) Signal
IR LEDs
IR Camera Computer System
Camera captures LEDs’ signal
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13. Infrared LEDs are attached to Gloves
Attached LEDs’ positions change
according to the movement of the
player’s hands.
By tracking the LEDs’ signal, computer
recognize these movements and create
appropriate commands
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14. Infrared Camera in use
Nintendo Wiimote
Advantages:
IR CAM
Good performance
High resolution
Built-in Bluetooth connection
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15. 2. Body Vibration Tracker
Computer System
Vibration Game
Sensor Attached to the Player
Player
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16. III. Implementation
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17. Implementation
• Programming Language: C#
• Framework: Microsoft XNA 3.0
• IDE: Microsoft Express C# 2008
• Library:
• WiimoteLib
Brian Peek - http://www.brianpeek.com/blog/pages/wiimotelib.aspx
• HeightmapCollisionPipeline
Microsoft XNA Community Game Platform - http://creators.xna.com
• 3D Billboard Particles
Nemo Krad
http://xna-uk.net/blogs/randomchaos/archive/2008/04/01/
3d-billboard-particles-tutorial-vi.aspx
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18. Screenshots
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19. Screenshots
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20. IV. Conclusion
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21. Discussion
• Advantages:
• A new way to play computer games
• Interesting and funny to play
• An attractive way to take exercise and reduce
stress
• Disadvantages:
• Limitations in current hardware implementation
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22. Future Developments
• Develop Multi-players game mode
• Extend the system to play other sporty games
• Improve the accuracy of current Horse Archery
implementation
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