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get local goal point in Move_base ROS

asked 2022-05-18 02:19:24 -0500

hoangphuc gravatar image

hi, i have a question about how to send a local target point to the robot in move_base package. Who sent local target points on the global path for the robot to follow? I want to get those local target points to use my tracking program. Hope you all support me. Thanks

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answered 2022-05-18 16:29:45 -0500

Mike Scheutzow gravatar image

In move_base, the "global planner" usually calculates the global plan. move_base then publishes the plan on a ros topic named something like "/move_base/NavfnROS/plan". The exact topic name depends on which global planner you have configured move_base to use.

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thanks for your answer. But I am wondering at a time when my robot tracks 1 target point on the global path, who sent that local target point and how that goal score rule is calculated. For example, that goal point is located on the global path it's about 1m from the robot

hoangphuc gravatar image hoangphuc  ( 2022-05-19 21:03:02 -0500 )edit

To get that answer, you first need to figure out which "local planner" your system is using. Then you need to research the algorithm implemented by that local planner.

Mike Scheutzow gravatar image Mike Scheutzow  ( 2022-05-20 19:20:41 -0500 )edit

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Asked: 2022-05-18 02:19:24 -0500

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Last updated: May 18 '22