METHOD FOR DETERMINING WHETHER TARGET POINT BELONGS TO FLAT PLANE OR NOT, MOUSE AND TOUCH SCREEN

摘要

A method for determining whether a target point belongs to a flat plane or not relates to a display screen control technology, the method is that two or more camera heads shoot the target points on the flat plane and both sides of the flat plane, and an image identification unit identifies the image of the target point from the images shot by the camera heads, wherein the target point belongs to the flat plane if the positions for the same image points of the target point corresponding to different camera heads are the same, otherwise the target point locates on both sides of the flat plane. A new mouse which is combined with a keyboard and controls movement of a cursor on the display screen through movement of fingers directly is provided to avoid deficiency of prior mouse and make control of a computer more conveniently so as to be more practical and make low cost, accurate positioning and no effect on screen brightness for the touch screen.