clipka <ano### [at] anonymousorg> wrote:

> Hm... I don't think it's that easy. A reasonable case can be made for
> single loops with coincident control points; think e.g. of an hourglass
> shape in an animation, where the narrow portion is supposed to reach
> zero in one frame. The case is even easier to make for Bezier splines.

It's been too long since I've used a prism, and I'm too tired to follow what you
mean.  In lieu of crayons and sock-puppets, a simple scene or picture will do.

By loops, I assume you mean a way to explicitly split out discrete "parts" of
the prism that may be nested or overlapping.

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