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On Thu, 24 Mar 2011 02:49:55 +0200, Samuel Benge <stb### [at] hotmail com>
wrote:
> High! :-)
>
> This is just a quick test of an idea I had for underwater air bubbles.
>
> There's a point set of 4D vectors containing bubble positions and sizes.
> For
> each
> bubble there is a blob. For each blob all other points are tested, and if
> another
> bubble comes close to the current bubble, a blob is subtracted from it. A
> duplicate blob is also subtracted from underneath each bubble. Parse
> times
> aren't
> so horrible for low-count point sets (<250), and the render times aren't
> bad at
> all.
>
> The first part of the basic idea came from someone from these
> newsgroups, but I
> can't remember who it was :(
>
> The initial render (/the/ render) took less than 50 seconds with
> max_trace_level
> set at 10. In-POV post-processing luminous bloom and chromatic aberration
> effects
> were applied. Textured fog was also used.
>
> The arrangement of the bubbles was the hardest part, as there needs to
> be a
> logical progression of large->small bubbles.
>
> There's more that can be done, such as having the larger bubbles
> capsizing into
> numerous smaller ones below, but I'm not quite sure how to script that
> yet...
>
> ~Sam
>
Wow!
--
-Nekar Xenos-
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