"Christoph Hormann" <chr### [at] gmxde> wrote in message
news:3E169BD3.45F7EB5B@gmx.de...
> I suppose you use an object based environment - this is a quite natural
> effect then.  When a mass hits the surface at a shallow angle there is no
> way of determining the intersection precisely except doing an awful lot of
> tests.  Function based environments do not have this problem.

Yes, you're right. This was my first object as environment anim. I shall try it as a
function
based env and isosurface next.

Thanks for your other help BTW.

All the best,

Andy Cocker

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