主权项 |
1. A method of providing a user interface in a head-mounted display (HMD), the method comprising:
determining a triggering event has occurred, based on a determination that a physical object has appeared, from the user's perspective, within a transparent display area of the HMD; in response to determining that the triggering event has occurred, causing a plurality of visual elements including a first visual element to be displayed in the transparent display area, each visual element of the plurality of visual elements being selectable by a user of the HMD; defining a plurality of active regions wherein, for each visual element of the plurality of visual elements, a corresponding active region of the transparent display area, larger than the visual element, is defined such that the visual element is disposed within a portion of the active region, the active region of the first visual element comprising a first active region; tracking the physical object that appears, from a perspective of the user, within the transparent display area; determining at least a portion of the physical object appears, from the user's perspective, within the first active region, indicating a selection of the first visual element; and manipulating, with a processing unit, the user interface, based on the selection. |