[vtkusers] VtkLookupTable and ScalarBar
andrew.amaclean at gmail.com
Sun Aug 2 19:38:42 EDT 2015
You need the class vtkColorSeries:
The tests should give you a good idea about usage.
I would suggest starting with one of the Brewer Diverging enumerations and,
if necessary, creating a custom one. This may also help:
For somewhat complex examples that use this class, see:
This may also be of use:
There are also corresponding python versions of the same name in the VTK
> ---------- Forwarded message ----------
> From: Ram Sampath <ram at centroidpic.com>
> To: vtkusers <vtkusers at vtk.org>
> Date: Sun, 2 Aug 2015 16:12:24 -0700
> Subject: [vtkusers] VtkLookupTable and ScalarBar
> Hello Everyone:
> I was wondering if there's any sample code in which the lookup table is
> from blue to white to red. The SetHueRange and teh SetSatRange methods only
> provide two controls min and max and it would be great to be able to set
> the mid value of the lookup to white as I see in some VTK terrain
> visualization examples.
> I have attached a sample image of what I am thinking of.
> Thank you.
Andrew J. P. Maclean
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