In each case, there’s a query of tips on how to specify the arguments to a selected command—that is, how does a person choose and manipulate objects out of the reach envelope and at different distances from the person ? Will the process for distant objects be completely different from those used in selecting and manipulating close by objects? Some options to the selection downside contain ray casting or voice input, however this leaves open the query of specifying actions and parameters by the use of direct manipulation.

Current workstation producers don’t focus on the design of such high-speed ports. Even inside one producer there isn’t a guarantee that such ports will behave consistently throughout differing models of workstations. … Read more