Re: From multi-user to collaborative environments
Matthew Chalmers (chalmers@ubilab.ubs.ch)
Fri, 07 Jun 1996 15:29:51 +0200
> I forget whose work it was (anyone?) but one approach to designing
> (graphical) virtual worlds was to use a pair of worlds: "heaven" and
> "earth". Earth is what you're making and object behaviour is "normal".
> You go to "heaven" to perform more profound operations, e.g. on the
> physics, rather than with the physics. Heaven forms a meta-level for
> environment management, or equivalently, meta-physical operations
> are reflected to another superior (but essentially similar) physical
> level where the same interactions and operations apply. (Compare with
> micro-kernals and the handling of system calls, interrupts, paging,
> etc.)
>
Isn't this just the more general technique of Computational Reflection?
Paul Dourish at EuroPARC has some stuff on meta-object protocols for
CSCW, but perhaps more for viedo-based systems than for VRs.
--Matthew