i wanna to use multiple thread in the subscription node to receive different topic at different time .
i copy the executor file to my ws,and build it,then appearing :
CallbackGroup in namespace rclcpp does not name a type...
How to solve the issue?
Is the executor method in the repo available in the dashing distribution ?
i wanna to use multiple thread in the subscription node to receive different topic at different time . i copy the executor file to my ws,and build it,then appearing : CallbackGroup in namespace rclcpp does not name a type...
How to solve the issue? Is the executor method in the repo available in the dashing distribution ?