[vtkusers] edges between moving assemblies

[Sebastien Jourdain]

Hi Clement,

I guess you will have to use Observer to listen change event on the
sphere and update the tube/line start/endpoint according to the new
coordinates.
Do you change the assembly location, or the dataset itself ?

Seb

On Wed, Nov 3, 2010 at 12:11 PM, creusot <creusot at cs.york.ac.uk> wrote:
>
> Hi,
> I have a small problem to design the scene I want with VTK.
> Basically I would like to have two Assemblies composed of several Actors
> (small spheres) and a set of edges between the two Assemblies connecting a
> subset of those spheres.
> Creating the Assemblies is very easy but I don't know what to do for the
> edges.
> If I create an edge as an Actor using the initial position of the sphere
> then the edges doesnt move when I move one of the Assembly compare to the
> other.
> How can I create a line or a tube which extremities are from two different
> objects and are not fixed?
> Best regards,
> Clement.
>
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