Range of IsoValues

[Sathya Krishnamurthy (CSCS)]

Hello All

I am trying to do a volumerendering using
vtkVolumeRayCastIsosurfaceFunction.

Can someone kindly tell me how to RayCast over a range of IsoValues like
30 - 90.. or 90 - 180 etc. assuming the scalar range from 0..255

Thanks 

cheers
~sathya
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Sathya Krishnamurthy
Research Scientist  , CSCS
Galleria 2 , Via Cantonale
CH - 6928 , Manno Switzerland
Ph: 41-91-6108260
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