POV-Ray : Newsgroups : povray.advanced-users : Incremental Raytracing ??? : Re: Incremental Raytracing ??? Server Time
29 Jul 2024 22:31:25 EDT (-0400)
  Re: Incremental Raytracing ???  
From: Margus Ramst
Date: 10 Oct 2000 09:20:05
Message: <39E309FE.31C014C0@peak.edu.ee>
Jan Walzer wrote:
> 
> Of course this Info-File would be gigantic, the more Objects there are in
> the scene...
>

It would be even more gigantic than you think, since AFAICS you would need to
store and check every _intersection_ for changes, not just every pixel.

> If we seperate the space with octrees till a given depth (say 4 here) then
> we have n (4096) sub-rooms. We can tell for every traced Ray(or Pixel) if in
> this room something happend to it.

I'm not sure I get this. How can POV tell if something changed in some
subsection of scene space, without sampling it? (It could be possible, I just
don't know how).

-- 
Margus Ramst

Personal e-mail: mar### [at] peakeduee
TAG (Team Assistance Group) e-mail: mar### [at] tagpovrayorg


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