| 摘要 |
PURPOSE:To produce the sense of operation having virtual reality, by a method wherein the operation of dice displayed on a computer game machine by imaging is made common to the motion of playing the dice. CONSTITUTION:A track ball 5 having the sense of operation which is common to the motion of playing dice is provided. The rolling speeds and the rolling angles of dice d, D displayed on a CRT display 1 are operated on the basis of the amount of operation of the track ball 5 and the direction of the operation thereof, and the rolling states of the dice are displayed. |
