[vtkusers] Color coding of a vector field

[Josh Snyder]

You can set the red, green, and blue components of the color value to 
the x, y, and z components of the vector.

Josh

Fiber-Tracking Site wrote:

> Hi,
>  
> I would like to color code a vector field with vtk: I want to use the 
> direction
> information of the vector to define its color (for example if the 
> vector goes from
> left to right it will be red, from bottom to top: green and from 
> anterior to posterior:
> blue). Could someone help me with this?
> Thanks for your help.
>  
> Pierre Fillard.