VIEW POINT CONTROL METHOD OF PSEUDO CAMERA IN 3D VIDEO GAME AND 3D VIDEO GAME DEVICE

PROBLEM TO BE SOLVED: To enable an image from a view point of a pseudo camera to follow the free movement of the player. SOLUTION: A 3D video game device is provided with a monitor 11 on a prescribed height position of a game machine case 10 for displaying the image, a game control part 100 for controlling a game progress and a plotting control part 110 for preparing a 3-dimensional image from the view point of the pseudo camera and displaying a game image on the screen of the monitor 11. The horizontal direction and height position in a space of the head part of the player positioned in a play area in front of the screen of the monitor 11 is detected on the basis of one ultrasonic wave transmitter 31 and two ultrasonic wave receivers 32 and 33 and the view point of the pseudo camera is moved so as to follow the change of the direction and change amount of the detected position of the player head part. COPYRIGHT: (C)2003,JPO