Bryan Heit nous apporta ses lumieres en ce 26/01/2006 18:32:
> Firstly, I'd like to thank everyone who helped me with my first "real" 
> water Q.  It works very, very well.  But I now have another problem. 
> Although I now have realistic water I can submerge my camera in, it 
> takes to long to render.  This wouldn't be a problem normally, but 
> because I'm using this for animation purposes rendering speed is an 
> issue.  Even if I drop the samples down to the lowest point where it 
> doesn't look like crap, I'm still looking at a 4-6 day renders per 
> 2000-5000 frame animation.  I'd like to keep this to less then 1 day per 
> animation.  Without media the animations were taking between 4 and 8 
> hours...
> 
> So can anyone think of a way to achieve an effect where more distant 
> objects look like they're behind fog (i.e. faded, hazy).  I was thinking 
> of using a series of partially transparent planes in front of the 
> camera, each one with a rough surface to make for some turbulence.  I've 
> tried a few different implementations of this without success.
> 
> Any other ideas (or ideas as to how to make the planes work).
> 
> thanx
> 
> Bryan
You can use fog. Read section 3.3.2.3  Fog in the documentation. Think of it as a kind
of prety 
limited but fast media simulation.

-- 
Alain
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All true wisdom is found on T-shirts.

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