Re: Coordinate Systems
Neophytos Iacovou ([email protected])
Tue, 23 May 1995 10:08:30 -0500 (CDT)
Gavin Bell writes:
>
> The current VRML spec assumes that Y is up. That should be stated
> explicitly; it is an unfortunate oversight. The descriptions of Perspective
> and Orthographic cameras, and all of the primitive shapes would have to be
> changed if the up direction isn't Y. Since no amount of arguing is going to
> resolve this issue, I suggest we take the easy way out and use the
> conventions described above (Y up, Z is out, distances are meters, rotations
> are radians) that are implicit in the existing VRML spec. And to avoid
> rehashing this issue in the future, we should add the above description to
> the VRML 1.0 spec.
This sounds like an A-1 plan.
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