| 摘要 |
PROBLEM TO BE SOLVED: To suppress a start of an information input unintended by a user.SOLUTION: An input device 12 includes: a person position acquisition section 21 for acquiring a position of a person; a hand position acquisition section 22 for acquiring a position of a hand; an operation area setting section 23 for setting a virtual operation area in front of the person; a reference area setting section 24 for setting a virtual reference area in a predetermined position for the person; and an input information acquisition section 25 which determines whether or not the hand contacts the operation area on the basis of an acquisition result of the hand position acquisition section 22, obtains a direction line indicating a direction of a hand movement until the hand contacts the operation area when determining the hand contacts, determines whether or not the direction line passes the reference area set for the person corresponding to the operation area, and starts to acquire input information based on the position or the movement of the hand in the operation area when determining the direction line passes. |
