[vtkusers] PolyDataExtractNormals example doers not work as expected with cell normals

[Alex Malyushytskyy]

David,

I like new text. It does clarify filter behavior.

Thanks,
  Alex

On Sat, Aug 13, 2011 at 7:07 AM, David Doria <daviddoria at gmail.com> wrote:
> On Fri, Aug 12, 2011 at 5:18 PM, Alex Malyushytskyy
> <alexmalvtk at gmail.com> wrote:
>> David,
>>
>> Thanks for fixes and explanation (which I think is worth to add
>> somewhere in the help or at least in the wiki example ).
>>
>> But it is still not clear to me, why filter (vtkPolyDataNormals) help
>> does not describe the output,
>>
>> Wouldn't be useful also to change vtkPolyDataNormals help to say something like:
>> "vtkPolyDataNormals is a filter that computes point and/or cell
>> normals for a polygonal mesh and by default stores them in array of
>> floats or doubles  named "Normals"
>>
>> Is there a way to specify array name to direct output for
>> vtkPolyDataNormals (or for filter in general)?
>>
>> Regards,
>>
>> Alex
>
> What do you think of this new documentation text?
>
> http://review.source.kitware.com/#change,2450
>
>> Is there a way to specify array name to direct output for
>> vtkPolyDataNormals (or for filter in general)?
>
> Not in this case, the name "Normals" seems to be hardcoded.
>
> David
>