
Chapter 11
Visual interfaces
Philippe Fuchs and Lionel Dominjon
11.1 INTRO D UCTION TO V ISUAL INTERF ACES
Using the visual sense is almost always indispensable in virtual reality. It is very rare
to find a virtual reality device that does not use vision. There are some devices for
the blind, for example, to study their perception of space with the help of spatialised
audio sources. Virtual reality software makes it possible to create computer-generated
images of increasing quality. In terms of computer hardware, sufficient computing
power is available to create good quality three-dimensional images in real time. The
latest advances have been made in ...