loading scene empty.dae
[main]: constructing BVH, please wait...
[gpurt]: building sky light pdf table ... 
[hrt]: bvh size in Mbytes: 1.095490
[hrt]: object list size in Mbytes: 1.097076
[BVHCache] : LoadBVHCache from C:\[Hydra]\pluginFiles\bvhcache.bin
[main]: construction time: 0.0115096s

