There is not just one kind of VR experience. In fact, there are many. Consider the following types of VR experiences:
- Diorama: In the simplest case, webuilda 3D scene. You're observing from a third-person perspective. Your eye is the camera. Actually, each eye is a separate camera that gives you a stereoscopic view. You can look around.
- First-person experience: This time, you'reimmersedin the scene as a freely moving agent. Using an input controller (a hand controller or some other technique), you can "walk" around and explore the virtual scene.
- Room scale: The first-person experience with physical space. Given positional tracking, you can physically walk around a predefined area. A guardian system will show when you've reached unsafe boundaries.
- Interactive virtual environment: This islikethe first-person experience, but you're more than an observer. While you are in the scene...
