Hi, On Tuesday, October 16, 2012 15:17:04 Tim Moore wrote: > I don't have access to a local copy of the tree at the mo', but I > remember that this was introduced by Mathias when he added BVH. Yes. That is to align the bounding volumes boxes as well as the drawables bounding boxes to the earths surface - which makes most of them smaller on average. But never rely on something like this in a renderer.
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