vtkObject superclass for _all_ VTK-classes?

[Vetle Roeim]

on 2000-04-28, John Biddiscombe wrote:

> >as far as I can tell, it is the base class for ALL VTK classes, at least
> >for all classes used in a vis. pipeline.
> 
> The only classes I've noticed recently that aren't derived from vtkObject
> are things like vtkTimeStamp and other small helper classes, and as you
> correctly state, they're not part of the "main" pipeline.
>
> >is this true? if so, what guarantee (if any) do I have that this will
> >continue to be true in the future?
> 
> There's no explicit guarantee, but there is an implicit guarantee!
> since all the modifiedtime/RTTI/Debug/delete handlers are in vtkObject,
> there is almost zero chance (or need?) of the architecture being changed
> from vtkObject upwards.  

thanks.

well.. for now I'll just assume all classes used in the pipeline inherit
from vtkObject, and just postpone dealing with the exceptions, or throw in
a little error message or something.


vr


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