diff options
Diffstat (limited to 'thirdparty/embree/kernels/geometry/triangle_intersector_woop.h')
| -rw-r--r-- | thirdparty/embree/kernels/geometry/triangle_intersector_woop.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/thirdparty/embree/kernels/geometry/triangle_intersector_woop.h b/thirdparty/embree/kernels/geometry/triangle_intersector_woop.h index f05dcc4537..03d23adc3d 100644 --- a/thirdparty/embree/kernels/geometry/triangle_intersector_woop.h +++ b/thirdparty/embree/kernels/geometry/triangle_intersector_woop.h @@ -64,7 +64,7 @@ namespace embree kx = (kz+1) % 3; ky = (kx+1) % 3; const float inv_dir_kz = rcp(ray.dir[kz]); - if (ray.dir[kz]) std::swap(kx,ky); + if (ray.dir[kz] < 0.0f) std::swap(kx,ky); S.x = ray.dir[kx] * inv_dir_kz; S.y = ray.dir[ky] * inv_dir_kz; S.z = inv_dir_kz; |