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no laser show in rviz2 and rqt

ros2

asked 2020-09-10 04:31:46 -0500

chopin1998@gmail.com
46 ●3 ●6 ●6

i published a topic via "pointcloud_to_laserscan" node,

and i can view the data updated by ros2 topic echo /scan

but in RViz2 and rqt, the tools can see the topic, but no data updated?

how to fix the problem?

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answered 2020-09-10 05:16:49 -0500

chopin1998@gmail.com
46 ●3 ●6 ●6

i know the reason now...

the pub and sub has different reliability conf....

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thanks dude works with my matlab problem, unable to see turtlebot3_,msgs/LaserScan data. Had to change LaserScanSub = ros2subscriber(matlabNode, topicName); to LaserScanSub = ros2subscriber(matlabNode, topicName,"Reliability","besteffort");

Andre123 ( 2022-04-14 08:23:50 -0500 )edit

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Asked: 2020-09-10 04:31:46 -0500

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Last updated: Sep 10 '20

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no laser show in rviz2 and rqt