[Paraview] number of points in the Information tab

[Weiguang guan]

Thanks for the answer, Cory.

Weiguang

On 20/07/2015 11:56 AM, Cory Quammen wrote:
> Weiguang,
>
> Points are duplicated for the polygons defining the end caps so that a 
> separate normal for the end cap can be specified - it's a common 
> computer graphics technique to get sharp edges where desired. Uncheck 
> the "Capping" property and your source will have 20 points as you 
> probably expected (but no end caps).
>
> If the point duplicating weren't done, the cylinder would look funny 
> at the ends. Try running the Clean filter on the cylinder to see what 
> it would look like. This merges the duplicate points.
>
> Cory
>
> On Mon, Jul 20, 2015 at 11:33 AM, Weiguang guan 
> <guanw at rhpcs.mcmaster.ca <mailto:guanw at rhpcs.mcmaster.ca>> wrote:
>
>     A naive question: how can a cylinder with resolution=10 have 40
>     points?
>
>     Best,
>     Weiguang
>
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> Cory Quammen
> R&D Engineer
> Kitware, Inc.

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