[vtkusers] vtkContourFilter and vectors?

[Charles Boivin]

Thanks Mathieu, I'll have a look at that module!

Charles

>>> Mathieu Malaterre <mathieu.malaterre at kitware.com> 09/07/04 12:03pm
>>>
Charles,

	You'll have to use:

vtkArrayCalculator

http://www.vtk.org/doc/nightly/html/classvtkArrayCalculator.html 

This is currently the only way to do it in VTK. vtkContourFilter always

use the first component.

HTH
Mathieu

Charles Boivin wrote:
> Hello all,
> 
> Is it possible to create contours using vtkContourFilter on vectors?
I
> would like to be able to contour either the magnitude, or individual
> components of a vector. I know vtkLookupTable allows one to map
colors
> based on vector magnitude or components... but I would like to get
> contours as well. 
> 
> In the event that this is not possible, are there filters that can
> either extract a component of a vector or its magnitude so that I
could
> feed that to the contour filter? 
> 
> Thank you in advance,
> 
> Charles Boivin
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