The visor HUD
A heads-up display, or HUD, is a floating canvas in your field of view that overlays the gameplay scene. In VR vernacular, there are two variations of HUDs. I'll call these variations the visor HUD and the windshield HUD. This section looks at the first one.
In visor HUD, the UI canvas is attached to the camera. It doesn't appear to respond to your head movement. When you move your head, it appears to be stuck to your face. Let's look at a nicer way of visualizing it. Let's suppose that you're wearing a helmet with a visor and the UI appears projected onto the surface of the visor. There may be contexts where this is OK in virtual reality, but it is likely to break the sense of immersion. So, it should generally only be used either ...
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