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| author | Campbell Barton <ideasman42@gmail.com> | 2015-10-23 19:51:00 +0300 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2015-10-23 19:51:00 +0300 |
| commit | 9d8a01dba195880c4b3bc8a5fb2914881b3abeca (patch) | |
| tree | f1c048fb934bad730c4f577862de659dc5490072 /source/blender/blenkernel/intern/fcurve.c | |
| parent | d5fb0e517ca998ce39c3c3e46274b91f6d7e5124 (diff) | |
BLI_math: add invert_qt_normalized
When the quat is known to be unit length, so we can avoid scaling
(just conjugate_qt which asserts on non unit quats).
Diffstat (limited to 'source/blender/blenkernel/intern/fcurve.c')
| -rw-r--r-- | source/blender/blenkernel/intern/fcurve.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/source/blender/blenkernel/intern/fcurve.c b/source/blender/blenkernel/intern/fcurve.c index d747fb0cea2..02b95c89be4 100644 --- a/source/blender/blenkernel/intern/fcurve.c +++ b/source/blender/blenkernel/intern/fcurve.c @@ -1235,7 +1235,7 @@ static float dvar_eval_rotDiff(ChannelDriver *driver, DriverVar *dvar) mat4_to_quat(q1, pchan->pose_mat); mat4_to_quat(q2, pchan2->pose_mat); - invert_qt(q1); + invert_qt_normalized(q1); mul_qt_qtqt(quat, q1, q2); angle = 2.0f * (saacos(quat[0])); angle = ABS(angle); |