fixed typos in API documentation
small performance improvement when intersection filter is enabled
added template parameter to some triangle intersectors to disable intersection filter
Merge branch 'v2.3' into devel
setting version to 2.3.1
Merge branch 'devel' of https://github.com/embree/embree into devel
disabled debug prints in bvh8i_builder
created specializations of chunk and hybrid kernels for triangle4 and triangle8, one with intersection filter enabled and one with intersection filter disabled
removed unused file
aligning bvh4 memory allocations to 16 bytes
replacing some hardcoded constants in bvh4.h
updates
added bvh8.triangle8, is about 7% faster than bvh4.triangle8
added hybrid and chunk traverser for bvh8.triangle8
added prefetches to hybrid bvh8 traverser
bvh4 and bvh8 are consistently faster than bvh4i and bvh8i, removing the latter ones
added missing file
added helper prefetching fcts
code simplifications: added update function to ray class on MIC
added again bvh4iregister call on MIC