[vtkusers] Problems with massProperties at getting area from ContourWidget

David Doria daviddoria at gmail.com
Mon Dec 3 21:16:47 EST 2012


On Mon, Dec 3, 2012 at 4:40 PM, Rodrigo Lovera <lobo.theslayer at gmail.com>wrote:

> I 'd do it with some button and shown in a label once I got the code to my
> qtvtk project. I have one more question and these 'd be on how does it
> measure the area, the dimensions are in pixels or mm2 maybe?? how can I
> know that and maybe even set that?


You can't set that. VTK works in unit-less dimensions, so you can interpret
the units however you want.

David
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