> You're right.  And it's wrong.  Or at least I'm fairly sure it is.
Correct
> behaviour for it would be to shift the pattern from highs to lows and lows
to
> highs, a kind of traded places thing.  I gave 'ripples' a try and moved
the
> camera up in the y axis some to get a good typical view.  A ripple pattern
> should definitely only roll along like waves on the surface of a pond from
a
> pebble dropped into it.  The same unusual distortion takes place though,
> ultimately collapsing the crests instead of just propagating them.
OK, so I'm not going crazy :)  Well at least not where MegaPOV is concerned
anyway.

Bumps does something similar.

> I envision a bug report for the povray.unofficial.patches group.
I'll put one together (once I've read the FAQ) tonight and post it in that
group.

Regards,
Lee

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