VR Gaze InputAs VR developers we almost all need a UI system where the user can look at something and action it, such as a button. With Unity’s new UGUI (in 4.6 and 5) it finally makes it easy to build great world-space UI for input by mouse. But it doesn’t have anything out of the box for VR because it does not support a look-based input method (look at and object and press a key/button to select), or a gaze-
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