主权项 |
1. A method for defining a marker, the method comprising:
determining, by a display control system, that a first defined marker presented by a public display device is insufficient for use by a head mounted display, wherein
the first defined marker is used as a reference point for positioning information for display by the head mounted display; in response to determining that the first defined marker is insufficient, defining, by the display control system, a second marker displayed by the public display device, the second marker being different from the first defined marker, wherein
the second defined marker is used as the reference point for positioning the information for display by the head mounted display; and transmitting, by the display control system, an indication of the second marker to the head mounted display. |