"ingo" <nomail@nomail> wrote:
> divide the radius of every sphere by that of the largest sphere, that gives a> value between 1 and very small. The range depends on the sphere variation. Use> the value you get as an index to pick a colour, as jr suggest from a spline.>> or use one of the interpolation (lerp) macro's to find an index between 1 and> zero from the radii.>> ingo
pigment {rgb <0, Index, 1-Index>}
