- Improved performance of occlusion ray packets by up to 50%.
- Fixed detection of Clang for CMake 3 under MacOSX.
- Fixed AVX code compilation issue with GCC 7 compiler caused by
explicit use of vzeroupper intrinsics. - Fixed an issue where Clang address sanitizer reported an error in
the internal tasking system. - Added fix to compile on 32 bit Linux distribution.
- Fixed some wrong relative include paths in Embree.
- Improved performance of robust single ray mode by 5%.
- Added EMBREE_INSTALL_DEPENDENCIES option (default OFF) to enable
installing of Embree dependencies. - Fixed performance regression for occlusion ray streams.
- Reduced temporary memory requirements of BVH builder for curves and
line segments. - Fixed performance regression for user geometries and packet ray tracing.
- Fixed bug where wrong closest hit was reported for very curvy hair segment.