| 摘要 |
An electronic system includes a display interface configured to display a calibration point; a sensor, coupled to the display interface, and configured to capture a first gesture directed at the calibration point from a first position; capture a second gesture directed at the calibration point from a second position, wherein the second position is different from the first position; and a control unit, coupled to the display interface, and configured to display a position indicator on the display interface based on a directive gesture captured by the sensor, the first gesture, and the second gesture. |
