[Paraview-developers] A small suggestion - flag arrays as Scalars/Vectors/Normals

[David Cole]

On Fri, Sep 17, 2010 at 10:23 PM, David Doria <daviddoria at gmail.com> wrote:

> The association (point or cell) is already indicated by either a
>> circle or box icon on the page.
>>
>
> Yikes, this is not very intuitive :) Maybe at least when you hover over
> those icons "cell array" or "point array" could popup? Even a 'C' and 'P'
> instead of a box and a circle would help? Also, a column in the
> "Information" tab would be another nice place to see this information.
>

Actually, I think a box with a dot in the middle would be a better icon for
cell data, and a box with dots on its corners would be for point data. But
that's just me. (Or is it...?)



>
>> Knowing that an array is a vector since it has three sets of min max pairs
>> is not as
>> intuitive as a small arrow shaped icon would be.
>
>
> Definitely agree.
>
> One more thing - an array that is a vtkIdTypeArray in VTK when written to a
> vtp file shows up in Paraview as "Data Type = int". This is very confusing.
> I tried to vtkIntArray::SafeDownCast() the array since Paraview said it was
> an int, but the cast kept failing. I had to vtkIdTypeArray::SafeDownCast().
> I don't know exactly what the deal is the vtkIdType, but should Paraview
> show that instead of int?
>
> I look forward to these changes! I think they'll really help new users.
>
> David D.
>
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