Information presentation apparatus and method

Details Information presentation apparatus and method Information presentation apparatus and method

1996-11-29

1999-06-29

Vo, Cliff N.

Computer graphics processing and selective visual display system

Computer graphics processing

Three-dimension

345435, 345474, G06T 1570

Patent

active

059174951

ABSTRACT:
In the information presentation apparatus of the present invention, shape data of objects to be presented, shape data of the virtual environment in which the objects are presented, location data of the objects in the virtual environment are stored. A virtual environment generation section generates the virtual environment in which the objects are located in accordance with the shape data of the objects, the shape data of the virtual environment, and the location data. A position and a walking direction of a user watching the virtual environment are indicated through an indication section. A visual line direction determination section determines a visual line of the user in accordance with a slope corresponding to the position and the walking direction. A drawing section draws the virtual environment in accordance with the position and the visual line. The virtual environment is displayed on a display section.

REFERENCES:
patent: 5588914 (1996-12-01), Adamczyk
patent: 5684943 (1997-11-01), Abraham et al.
patent: 5754189 (1998-05-01), Doi et al.

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