[vtkusers] Freeing up memory

[Dominik Szczerba]

I don't know why but why don't you use vtkSmartPointer's.
- Dominik

rashed karim wrote:
> Hi VTK users,
> 
> Inside a function I do this:
> vtkRendererCollection* rendererCollection = renderWin->GetRenderers();
> 
> Where I am basically getting the renderers associated with a rendering
> window. Further down in the code I extract the renderer from the collection
> and delete any existing actors in the renderer and replace it with a new
> actor.
> 
> When exiting the function, I start freeing up the memory by invoking on
> Delete( ) on the renderer, actor, etc. But here is where it gets all wierd -
> when I delete the rendererCollection object, I can no longer interact with
> my actor. Does anyone know why?
> 
> Thanks
> Rashed Karim.
> 
> 
> 
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-- 
Dominik Szczerba, Ph.D.
Computer Vision Lab CH-8092 Zurich
http://www.vision.ee.ethz.ch/~domi