[vtkusers] recovering the Polydata

[Jothy]

Actor.Getmapper()->GetInput() work well for me.

Verify your input

Jothy

On Tue, Jun 22, 2010 at 3:44 PM, Giancarlo Amati <ilferraresebono at hotmail.it
> wrote:

>  Hello everybody,
>
> I am trying to retrieve the polydata linked to a particular actor. I have
> my actor saved in a list
> I used the "GetMapper" function to get the pointer to a vtkMapper * and the
> I used
> the function "IsA" to test if it is a vtkPolyDataMapper.
> The IsA function returns true and I used
>
> vtkPolyData *pd = mapper->GetInput();
>
> to retrieve the polydata, but somehow I don't get anything reasonable and
> the number of vertices is 0.
>
> is that the right way to retrieve a polydata from the pipeline?
>
> Many thanks.
> Giancarlo
>
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