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Convert Quaternion to Scalar First

SUMMARY

convert_quaternion_to_scalar_first converts a quaternion from scalar-last (xyzw) to scalar-first (wxyz) order.

The Skill

python
quat_wxyz = tfutils.convert_quaternion_to_scalar_first([0, 0, 0, 1])

Parameter Configuration

ParameterTypeDefaultDescription
quat_xyzwlist | np.ndarrayrequiredQuaternion in scalar-last (xyzw) order.

Returns

TypeDescription
list | np.ndarrayThe quaternion in scalar-first (wxyz) order, same container type as the input.