[vtkusers] Active Scalars

[Huiqun Zhou]

You'd better give more detail of your code. At least. on the surface your
understanding is not
wrong. How did you set the SetGenerateCutScalars, on or off?

Huiqun Zhou


----- Original Message ----- 
From: "tom fogal" <tfogal at apollo.sr.unh.edu>
To: <vtkusers at vtk.org>
Sent: Tuesday, July 27, 2004 7:08 AM
Subject: [vtkusers] Active Scalars


> I'm curious about what exactly VTK does with the 'Active' scalar values
> in a RectilinearGrid (or maybe it does the same for
> Unstructured-/Structured- Grids, etc). I've been creating 2d cuts of a
> dataset with one set of 'active' scalar values, creating images of
> them, and today I've started using a whole new set but I'm still seeing
> the same resulting images!
>
> I assumed that a 2d cut of a RectilinearGrid would give me a rectangle
> with the color at each location indication the value at that location,
> where higher values are given a color closer to red, lower values
> closer to blue. Perhaps this is not how vtkCutter works when given a
> vtkPlane? Maybe it is using my active vector values... ?
>
> Can anybody clarify how this works?
>
> -tom
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