Cycles: SSE optimization for line segments/ribbons hair
authorSv. Lockal <lockalsash@gmail.com>
Sat, 22 Mar 2014 20:45:48 +0000 (00:45 +0400)
committerSv. Lockal <lockalsash@gmail.com>
Sat, 22 Mar 2014 20:45:59 +0000 (00:45 +0400)
commitc45c472e1b373c5125955056bcf3dd9b5edb8d18
tree7fe494f21c8c62152e62f54b0bac1e11315c3b61
parent0ef416722ebce6b87158429580a55cf729ebb020
Cycles: SSE optimization for line segments/ribbons hair

Gives ~11% speedup for hair.blend, ~10% for koro_final.blend

Also extract few common subexpressions in hair calculation.

Reviewed By: brecht

Differential Revision: https://developer.blender.org/D318
intern/cycles/kernel/kernel_bvh.h
intern/cycles/util/util_simd.h