Transform this vector by the given quaternion <code>quat</code> and store the result in <code>this</code>.
@see Quaterniond#transform(Vector4d)
@param quat the quaternion to transform this vector @return this
See Implementation
Transform this vector by the given quaternion <code>quat</code> and store the result in <code>this</code>.
@see Quaterniond#transform(Vector4d)
@param quat the quaternion to transform this vector @return this