Patent ID: 6243096
Filing Date: 2001-06-05
Classification: G06F,G06T

Abstract:
An instruction input system comprising:(a) an input subsystem including a display device and an input device for inputting a desired instruction through the screen of the display device;said instruction including a desired motion for changing at least one of a position and an attitude of an object existing in a three-dimensional space;(b) a cursor generator that generates a main cursor designating the position and the attitude of said object;said main cursor being displayed on said screen of said display device;(c) a cursor controller that specifies a post-motion position and a post-motion attitude of said main cursor by applying said desired motion included in said inputted instruction to said main cursor;said cursor controller forming a mathematical projection of said main cursor onto a plane based on said specified post-motion position and said specified post-motion attitude of said main cursor;said mathematical projection of said main cursor being displayed on said screen of said display device; and(d) said mathematical projection of said main cursor on said screen designating a post-motion position and a post-motion attitude to be assumed by said object after said object is moved according to said desired motion in said three-dimensional space.