[vtkusers] SmartPointer reference?

[Dan Lipsa]

Does this help?
http://www.vtk.org/Wiki/VTK/Tutorials/SmartPointers

What exactly is the problem you are seeing?
Dan


On Fri, May 13, 2016 at 7:22 PM, Richard Frank <rickfrank at me.com> wrote:

>
> Hi,
>
> Is it possible to return a smart pointer by reference?
>
> I'd like to return an image as a parameter, rather than a return type but
> nothing seems to be happy.
>
> for instance
>
> bool SomeFunction(vtkSmartPointer<vtkImageData> & outImage)
> {
> vtkSmartPointer<vtkImageReader> r =
> vtkSmartPointer<vtkImageReader>::New();
> r->SetFileName("Path");
> r->Update();
> // What next?
>
> return true;
> }
>
> I though Take was a possible choice
>
> outImage = vtkSmartPointer<vtkImageData>::Take(r->GetOutput());
>
> but no happiness there.
>
> Any solution?
>
> Thanks
>
> Rick
>
>
>
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