mobile platform for augmented reality game yang liu zhen zeng juntian xia city adventure
TRANSCRIPT
Mobile Platform for Augmented Reality Game
Yang Liu
Zhen Zeng
Juntian Xia
CITY ADVENTURE
MOTIVATION• How about…
• Role Playing Game (RPG) in physical world?
• Interweave with virtual characters and stories!
How To Play??
CONNECTION• If we know how to connect physical world with the virtual one…
• Location: Where am I?
• Orientation: What am I looking at?
• Triggers: If I want to press a button?
• Now, we can know all these by mobile devices!
THEN, WHAT TO DO?
Virtual Heritage Restoration Magic School Decoration
Rendering
VIRTUAL HERITAGE RESTORATION
Game map:3D model for the “restored” Old Summer Palace
Look
Render
You look at the ruins with your cellphone
Enjoy the full glory of what you are looking at!
The device knows your location and perspective
RPG: FROM OBSERVER TO PLAYER
Interesting?Not Yet!Make it interactive
Animated character
Dialog happened when you are closed
to the NPC
Triggers:Tag in the physical world
(See technical part below for details)
Accept a mission by trigger the event point
MAGIC SCHOOL
Look
Render
Experience Harry Potter’s life in your campus!
Play role playing game in your campuswith NPCs and your friends.
DECORATION RENDERING• I bought a new house. It is empty.
• A decoration company designed the decoration solution.
• How will my room look like? Preview by our platform…
Look
Render
Remember:What you are looking at,What you will get from the screen.
TECHNOLOGY OF AUGMENTED REALITYPhysical vs. Virtual
AUTOMATIC VIEW ORIENTATION• Where am I looking at?
• Solution 1:
• 3-axis accelerometers
• and digital compass
• Solution 2:
• 3-axis gyroscope
LOCATING SYSTEM• Where am I?
• Outdoor
• A-GPS
• Base Station
• Indoor: Wi-Fi
• MAC Address
• Signal Power
TRIGGERS• If I want to press a button?
• Concept
• A “trigger” is a physical object that stores specific data which can be quickly and correctly read by mobile device.
• Implementation
• 2-D barcode
• NFC Tag
• Purpose
• Accurate location verification.
TRIGGERS• Accurate location verification vs. locating system
• Consider a treasure hunting game
• How to determine that the player find the treasure?
Near Enough → Find
Open the box and take a picture at the 2-D barcode → Find
Verification
Locating
×
√
SUMMARY• Mobile Platform for Augmented Reality Game
• Connecting physical world and virtual world
• View orientation
• Locating
• Triggers
• Role playing games in reality
• See past or future (Heritage Restoration)
• Build a fantastic world (Magic School)
• …