[vtkusers] Multiple Transformation

[Dženan Zukić]

>From the docs <http://www.vtk.org/doc/nightly/html/classvtkTransform.html>I
would say it concatenates. If you want to reset it just call
Identity(),
no need to delete.

On Thu, Nov 10, 2011 at 18:20, Wenlong Wang <scc.wwl at gmail.com> wrote:

> Dear all,
>
> I'm using vtkTransform to transform my actor. I have a question on this.
>
> If I do multiple transformation with the same vtkTransform object, would
> these transformation concatenate? For example, if I translate my actor as
> transform->Translate(10, 0), and then scale it again
> transform->Translate(20, 0). Would the result actor be moved on X direction
> by 30? What if the same situation happens in scale and rotate?
>
> If it does concatenate, and I don't want it to be concatenate, should I
> delete the transform object and generate another one instead?
>
> Thank you very much.
>
> Best wishes
> Long
>
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