def RotatePoint3(p, v1, v2):
"""
Return the input point rotated around the cross of the input vectors. The
amount to rotate is the angle between the two vectors.
"""
v1 = pm.Vec3(v1)
v2 = pm.Vec3(v2)
v1.normalize()
v2.normalize()
cross = v1.cross(v2)
cross.normalize()
if cross.length():
a = v1.angleDeg(v2)
quat = pm.Quat()
quat.setFromAxisAngle(a, cross)
p = quat.xform(p)
return p
