On 2014-05-04 08:34, nico7550 wrote:
> During the first passes, Pov calculate a render weight of each pixels. The
> render weights is determined by the cpu/memory/time needed to render. And on the
> last pass, Pov render the pixels by weight order.

While it's in there figuring out how long a pixel needs to render, why 
not just take home the pixel's final value and be done with it?  I don't 
know if there's a clever way to determine ahead of time what a given ray 
will encounter and need to do without actually chewing through things.

--
Tim Cook
http://empyrean.sjcook.com

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