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ros虚拟时间
2022-06-10 19:56:00 【豆腐不打烊】
当launch中设置 <param name="use_sim_time" value="true" /> 时, ros将使用虚拟时间,即ros::Time::now()读取的时间为rosbag中记录的时间,注意播放rosbag时,记得设置--clock,否则ros::Time::now()读取时间不为rosbag记录时间。
当launch中设置 <param name="use_sim_time" value="false" /> 时, ros::Time::now()读取的时间不是rosbag中记录时间。
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