Drag to yaw and pitch the robot
quaternion w +0.90984
x -0.06645
y +0.16043
z +0.37687
w²+x²+y²+z² 1.000000
single axis (-0.160, 0.387, 0.908)
single angle 49.03°
roll axis vs yaw axis 90.0°
degrees of freedom 3