Chris Huff wrote:

> Later. Right now I am making some modifications which will allow much
> more flexible animation and particle generation options.

How about an object emitter where particles are emitted in the direction of
the surface normal and a speed specified by a pattern/function.  The
emmission points on the surface could be sampled by tracing rays from a
point & or direction toward that object- kind of like how photons are done.

--
Bye
Pabs

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