On 25/08/2014 02:06 PM, Francois Labreque wrote:

>> One surprising thing is that the rippling water doesn't cast caustics on
>> the sea floor. Then again, I guess the entire sky is more or less
>> uniformly bright, so...
>
> I noticed that. I was also going to complain that when the beads get
> splashed by waves, they don't become wet.
>
> ;)

I did start a render a while back where a rock was partially submerged 
in water, and the waves actually reflect off the sides of it. You can 
write a closed-form equation for that if you're careful. But the render 
times were trans-sane...

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