Interacting with Others

1
Interacting with Others

• Shared Experience
• Collaborative Interaction
• Work together
• Competition

2
Shared Experience

• The purpose of any communication medium is to
  share information and experiences with others.
• Movie and TV are often watched by a group.
• Many VR systems allow only one participant.
• Some VR systems allow additional viewers (e.g.
  the CAVE, figure 6-57)

3
What Can be Shared

• Ideas
• Virtual World
• Sharing control
• View
• Interacting with the virtual world
• Others
• Culture,Education,Emotion,etc.

4
Ways of Sharing

• One immersed participant with onlookers (HMD
  external monitors)
• Two(or more) immersed participants
• Open display
• Multiperson cockpit
• The primary participant leads others to tour
  around the virtual world

5
Collaborative Interaction

• People need to work with others
• Two design engineers located hundreds of miles
  apart work in cyberspace.
• Car racing in the virtual world
• Group control (figure 6-60)

6
Communication among People

• Visual
• Aural
• Haptic
• Video teleconferencing equipment
• Avatars (figure 6-61(a))
• Video information texture mapped onto a box
  (figure 6-61(b))

7
Synchronous and Asynchronous Communication

• Annotation
• Who, When, What, Documentation, etc.
• Visual, Aural, Haptic, etc.
• Information display
• Floor Control (i.e. who has the right to talk or
  act)
• World Congruity
• Appear what you done

8
Interacting with VR System (Metacommands)

• Commands that operate beneath the surface of the
  virtual world can be referred to as metacommands
• Load data
• Change global parameters