diff options
| author | Alexander Gavrilov <angavrilov@gmail.com> | 2018-11-04 12:26:49 +0300 |
|---|---|---|
| committer | Alexander Gavrilov <angavrilov@gmail.com> | 2018-11-05 17:16:06 +0300 |
| commit | 721a484ccb3c66f49665988d624e5992e457cdde (patch) | |
| tree | 2244941211869528e69b9d994b78497209c142e2 /source/blender/blenlib/intern/BLI_kdopbvh.c | |
| parent | a70589e439b3fb00fb5c54971df823931a8d00eb (diff) | |
BLI_kdopbvh: reduce branching in calc_nearest_point_squared.
This lets the compiler use min/max instructions for 4.5% FPS
improvement in Shrinkwrap to Nearest Surface Point.
Diffstat (limited to 'source/blender/blenlib/intern/BLI_kdopbvh.c')
| -rw-r--r-- | source/blender/blenlib/intern/BLI_kdopbvh.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/source/blender/blenlib/intern/BLI_kdopbvh.c b/source/blender/blenlib/intern/BLI_kdopbvh.c index 45198af0515..ebe73ed1044 100644 --- a/source/blender/blenlib/intern/BLI_kdopbvh.c +++ b/source/blender/blenlib/intern/BLI_kdopbvh.c @@ -1266,12 +1266,12 @@ static float calc_nearest_point_squared(const float proj[3], BVHNode *node, floa /* nearest on AABB hull */ for (i = 0; i != 3; i++, bv += 2) { - if (bv[0] > proj[i]) - nearest[i] = bv[0]; - else if (bv[1] < proj[i]) - nearest[i] = bv[1]; - else - nearest[i] = proj[i]; + float val = proj[i]; + if (bv[0] > val) + val = bv[0]; + if (bv[1] < val) + val = bv[1]; + nearest[i] = val; } return len_squared_v3v3(proj, nearest); |