On 13-7-2012 0:49, Alain wrote:
> It looks like a solid, full, shell. Make the shock wave shell as a
> difference of 2 spheres.
I did too but that was not better, rather worse.

> To bad we can't have variable ior, as in this case, it should go from 1
> (in the air in front of the wave), raise in an S shape to maybe around
> 1.1, then drop slightly under 1 before returning to 1.
Yes, that would be cool.

>
> You may also try playing giving the area inside the sinside an ior
> slightly less than 1, like 0.98 to 0.995...
Yes, I tried too. It corrected somewhat the inner media but did not 
change the chock wave appearance.

I shall still make a couple of experiments.

Thomas

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