DEPerere <per### [at] infomaniakch> wrote...
>
> I've noticed that with find_edges, shadowed surfaces can take the color
> set in PIGMENT_STATEMENTS. When DEPTH_THRESH is set to a little value,
> instead the single colored line of the edge, we have a big colored area.
> Setting a high value fix this problem, but another can arise. We may
> loose some edges.

Keep the value low, but not that low.  In your example, increasing the value
to 5 or 6 solved the problem of the large grey areas, while keeping the
edges.

> See my post on p.b.i. I used Ionic5 to illustrate the DEPTH_THRESH
> problem, in B/W.

See my reply in p.b.i for a further explanation.

-Nathan

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