## BVH4 order box hits

Practical and theoretical implementation discussion.
Posts: 1
Joined: Thu Jan 28, 2016 12:58 pm

### BVH4 order box hits

Hello!

In a normal BVH (2 children), I can find out the closest hit by just comparing the 2 hits. However, with a BVH4 (4 children), I cannot just go with comparisons. I have seen some masking approaches where they consider the split axis.

Could somebody explain?