Chambers <ben### [at] pacificwebguycom> wrote:
> Actually, I bet POV could do a fairly accurate approximation by first 
> shooting one ray from each block, and figuring the speed based on those 
> tests.  That is, by sending out those test rays, it would know (roughly) 
> how long each block should take, and so could approximate the final 
> render time.

  Too complicated. Much easier is to simply update the estimated time after
each block has been rendered with a simple formula like this:

ETA = total_blocks * time_so_far / bloks_rendered

-- 
                                                          - Warp

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