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[ROS Q&A] 077 – How to solve the SetMaxForce error in Gazebo

by Alberto Ezquerro | Dec 11, 2017 | ROS Q&A

In this video I'm going to show how to easily solve the following error: error: 'class gazebo::physics::Joint' has no member named 'SetParam' https://youtu.be/9s7YETNLXFc

[ROS Q&A] 076 – How to get the closest obstacle with rotating laser

by Ricardo Tellez | Dec 11, 2017 | ROS Q&A

Q: How to get the distance to obstacles given that the laser is rotating? Original question: https://answers.ros.org/question/229865/how-to-incorporate-moveable-sensor-lidar-into-navigation-stack A: By using TF to transform the obstacle detected to the...

[ROS Q&A] 075 – 3rd time getting stuck at “Building a ROS Package”

by Ruben Alves | Dec 7, 2017 | ROS Q&A

In this question we see how to solve the problem when running catkin_make on a Catkin Workspace: The specified base path /home/user/catkin_ws contains a CMakeLists.txt but catkin_make must be invoked in the root of workspace Q:...

[ROS Q&A] 074 – Aerodynamic parameters of lift-drag plugin part2

by Miguel Angel | Dec 4, 2017 | ROS Q&A

In this video we complete the answer given previously ( https://www.youtube.com/watch?v=I-dhwqxV7QM ) with a more complex shape. Here is the question:...

[ROS Q&A] 073 – How to add a simple wall to a Gazebo world

by Alberto Ezquerro | Dec 4, 2017 | ROS Q&A

Q: I created a custom gazebo world for my turtleBot containing several walls and saved it as a .world file. However when I run the world file the walls that i created do not load. A: Here you can see a simple example of how to launch a simple Gazebo world with...