diff options
| author | Campbell Barton <ideasman42@gmail.com> | 2012-01-22 21:20:37 +0400 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2012-01-22 21:20:37 +0400 |
| commit | cd4123e1db8a40836fa04813ef7dc440ef7feeb0 (patch) | |
| tree | 9a10e2dd83251954c8dfcfddd430cb46931b9d99 /source/blender/blenlib/intern/math_geom.c | |
| parent | 39aaf4f2f0af3e0663a19381d65081a9090fc10e (diff) | |
use inline BLI_math functions for dot product and length calculation.
Diffstat (limited to 'source/blender/blenlib/intern/math_geom.c')
| -rw-r--r-- | source/blender/blenlib/intern/math_geom.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/source/blender/blenlib/intern/math_geom.c b/source/blender/blenlib/intern/math_geom.c index d7880e40626..500e27064d7 100644 --- a/source/blender/blenlib/intern/math_geom.c +++ b/source/blender/blenlib/intern/math_geom.c @@ -2485,8 +2485,9 @@ void tangent_from_uv(float uv1[2], float uv2[2], float uv3[3], float co1[3], flo cross_v3_v3v3(ct, tang, tangv); /* check flip */ - if ((ct[0]*n[0] + ct[1]*n[1] + ct[2]*n[2]) < 0.0f) + if (dot_v3v3(ct, n) < 0.0f) { negate_v3(tang); + } } else { tang[0]= tang[1]= tang[2]= 0.0; |