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| author | Campbell Barton <ideasman42@gmail.com> | 2013-09-04 02:32:03 +0400 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2013-09-04 02:32:03 +0400 |
| commit | 9467d9940583d6c3a2e1b83f854453da9e64fdd7 (patch) | |
| tree | b69c66e465ee618bfc4888648be557b74f26e822 /source/blender/blenkernel/intern/collision.c | |
| parent | 4ee18eaf12e0430c267054ff04952586fa461153 (diff) | |
replace sqrt(dot()) with length functions.
Diffstat (limited to 'source/blender/blenkernel/intern/collision.c')
| -rw-r--r-- | source/blender/blenkernel/intern/collision.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/collision.c b/source/blender/blenkernel/intern/collision.c index 9a457882ad5..e3081b9e670 100644 --- a/source/blender/blenkernel/intern/collision.c +++ b/source/blender/blenkernel/intern/collision.c @@ -281,7 +281,7 @@ static int cloth_collision_response_static ( ClothModifierData *clmd, CollisionM /* Decrease in magnitude of relative tangential velocity due to coulomb friction * in original formula "magrelVel" should be the "change of relative velocity in normal direction" */ - magtangent = min_ff(clmd->coll_parms->friction * 0.01f * magrelVel, sqrtf(dot_v3v3(vrel_t_pre, vrel_t_pre))); + magtangent = min_ff(clmd->coll_parms->friction * 0.01f * magrelVel, len_v3(vrel_t_pre)); /* Apply friction impulse. */ if ( magtangent > ALMOST_ZERO ) { |