User Interaction in 3D Space
One vision of virtual reality has us doing our shopping, filing our documents, and having many of our human interactions in interactive 3D spaces. To this end, a large number of devices exist on the market today such as gloves, wands, and body trackers, as well as other special devices such as head and eye trackers. We leave aside the idea of haptic or force feedback devices to focus on sensors or objects that are passive in nature. Some consideration of the problem of extending haptics and motion platforms capabilities to Java 3D through extension are covered in Chapter 13.
Picking
Picking, in particular, object picking, refers to the user selection of an object in the 3D scene. Such techniques allow the user to ...
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