[Bf-committers] BIH, BVH news and a question

[Michael Fox]

On Fri, 2008-05-09 at 19:01 -0400, Yves Poissant wrote:
> After some time fiddling with the BIH and then reading some more papers, 
> thesis and ompf forum threads, I came to the conclusion that the BIH 
> implementation that was ripped from SunFlow and adapted to Blender was 
> optimal. But I was not satisfied with the results so I implemented a BVH 
> just to compare. The BVH alone is faster than the BIH for half of the scenes 
> I had for testing purposes. Then I implemented SAH (Surface Area Heuristic) 
> BVH and this one is clearly the winner. It is always faster than the BIH. 
> And it is as fast to much faster than the octree. So that is good
> news. 

this is great news :) Keep up the good work :)
-- 
Michael Fox <mfoxdogg at gmail.com>