diff options
| author | Campbell Barton <ideasman42@gmail.com> | 2014-11-08 15:35:21 +0300 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2014-11-08 15:37:42 +0300 |
| commit | 7b873b06627d5c56f443d5634d6064e118657082 (patch) | |
| tree | 0c85a00ba2b47b4ff3731d350154c1e36841839f /intern/cycles/subd/subd_dice.cpp | |
| parent | 112032f2ff797ae60ed80d492c607f6bb5e20e38 (diff) | |
Add safe_normalize to cycles, avoid checking length first
This won't give any big speedup,
just avoids redundant sqrtf and may be useful in future.
Differential Revision: https://developer.blender.org/D880
Diffstat (limited to 'intern/cycles/subd/subd_dice.cpp')
| -rw-r--r-- | intern/cycles/subd/subd_dice.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/intern/cycles/subd/subd_dice.cpp b/intern/cycles/subd/subd_dice.cpp index 05ff5ca4b65..6bd18d08ba0 100644 --- a/intern/cycles/subd/subd_dice.cpp +++ b/intern/cycles/subd/subd_dice.cpp @@ -117,8 +117,8 @@ void EdgeDice::stitch_triangles(Patch *patch, vector<int>& outer, vector<int>& i } else { /* length of diagonals */ - float len1 = len(mesh_P[inner[i]] - mesh_P[outer[j+1]]); - float len2 = len(mesh_P[outer[j]] - mesh_P[inner[i+1]]); + float len1 = len_squared(mesh_P[inner[i]] - mesh_P[outer[j+1]]); + float len2 = len_squared(mesh_P[outer[j]] - mesh_P[inner[i+1]]); /* use smallest diagonal */ if(len1 < len2) |