"Woody" <nomail@nomail> wrote:
> Can someone help me out with this scene? I'm trying to create a glowing
> cylindrical object (to look like a spotlight that fallsoff without using an
> actual light source) and I'm getting some results that look like coincident
> surfaces. Code is below.

Coincident surfaces also occur with patterns like gradient.  There is a hard
transition from 1 back to zero at each frequency.  Adjust the map size or the
cylinder size as you would for any coincident surface.

-tgq

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