ROS知識點（8）_ROS中的消息格式

//geometry_msgs::PoseWithCovarianceStamped.msg
std_msgs/Header header
geometry_msgs/PoseWithCovariance pose
//geometry_msgs/PoseWithCovariance.msg
geometry_msgs/Pose pose
float64[36] covariance
//geometry_msgs/Pose.msg
geometry_msgs/Point position
geometry_msgs/Quaternion orientation