diff options
Diffstat (limited to 'source/blender/blenkernel/intern/action_mirror.c')
| -rw-r--r-- | source/blender/blenkernel/intern/action_mirror.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/source/blender/blenkernel/intern/action_mirror.c b/source/blender/blenkernel/intern/action_mirror.c index ba041388981..48472dfc9b3 100644 --- a/source/blender/blenkernel/intern/action_mirror.c +++ b/source/blender/blenkernel/intern/action_mirror.c @@ -324,8 +324,9 @@ static void action_flip_pchan(Object *ob_arm, /* The rest pose having an X-axis that is not mapping to a left/right direction (so aligned * with the Y or Z axis) creates issues when flipping the pose. Instead of a negative scale on - * the X-axis, it turns into a 180 degree rotation over the Y-axis. This has only been observed - * with non-flippable bones, hence the check for `pchan_flip`. */ + * the X-axis, it turns into a 180 degree rotation over the Y-axis. + * This has only been observed with bones that can't be flipped, + * hence the check for `pchan_flip`. */ const float unit_x[4] = {1.0f, 0.0f, 0.0f, 0.0f}; const bool is_problematic = pchan_flip == NULL && fabsf(dot_v4v4(pchan->bone->arm_mat[0], unit_x)) <= 1e-6; |