[Paraview] Using VTK Filters with Programmable Filter

Utkarsh Ayachit utkarsh.ayachit at kitware.com
Wed Apr 8 11:49:30 EDT 2015


Livia,

With VTK 6, there's no need create a shallow copy of the input.

BTW, the ParaView Guide (http://www.paraview.org/paraview-guide/) is
indeed the latest irrespective of the page count :).

Utkarsh

On Tue, Apr 7, 2015 at 3:47 AM,  <livia.barazzetti at istb.unibe.ch> wrote:
> Hi,
>
> I have a question about the use of vtk filter. At page 91 of the paraview
> manual included in the binaries download,  it is suggested to make a copy of
> the input (
>
> input_copy = inputs[0].NewInstance()
>
> input_copy.UnRegister(None)
>
> input_copy.ShallowCopy(inputs[0].VTKObject) ) , but the reference is to the
> previous  version of VTK. Does this still hold for VTK 6?
>
> In the paraview guide available for download  under “documentation”, this
> issue is not mentioned (but the guide is also shorter). I have been using
> the filter without making copy of the input and I haven’t the impression of
> memory leaks in my code
>
> Livia
>
>
>
>
>
> Livia Barazzetti
> Ph.D. Student - Medical Image Analysis
> Institute for Surgical Technology and Biomechanics
> University of Bern
> Stauffacherstrasse 78
> CH-3014 Bern
> Tel +41 31 631 59 48
> http://www.istb.unibe.ch
>
>
>
>
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