hi,

(replying to both you and Bald Eagle here)

think BE is right in that it is probably a "small, simple" thing.  currently
thinking it may be the camera.


William F Pokorny <ano### [at] anonymousorg> wrote:
> On 10/14/19 7:09 AM, jr wrote:
> > ...
>
> I'm mostly otherwise busy today, but a scene file would help.

yes, my bad.  just posted a zip in p.b.misc.

> I don't
> understand how you are getting rings from the box and sphere
> intersection. ...Unless this why you made the box is transparent?

yes.  and I should have said, there's nothing special about the sphere.  this
"slicing rig" is meant to work with arbitrary objects.  the red sphere is just
testing.

> ...
> Or given the orthographic camera a torus changed frame by frame might be
> better - rings could be of constant width except at the very top and
> bottom.

my current hypothesis: my orthographic camera setup is wrong.


regards, jr.

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