[vtkusers] Cone with gradient color.

[David Doria]

> I'd use vtkElevationFilter and use this scalar value to color to color the cone.
>
> http://www.vtk.org/doc/nightly/html/classvtkElevationFilter.html
>
> Jeff

Here is an example:

http://www.vtk.org/Wiki/VTK/Examples/Elevation_Filter

Thanks,

David