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2019-06-13 20:32:56 -0500	asked a question	Set of geometry_msgs::Point Set of geometry_msgs::Point I'm implementing a node where I need to return geometry_msgs::Point[] containing points from
2019-06-11 03:26:07 -0500	marked best answer	if condition for approximate time subscriber In my current code I subscribe to two topics using the Approximate time policy and suppose the callback is called `callbackTwoTopics`. Now there's this third that sometime published and sometimes doesn't publish, but when it does publish I'd like to call another function `callbackThreeTopics` instead of `callbackTwoTopics`. I know how to subscribe to three topics, but I don't know how to have a condition on a callback. Is it possible to do this in ROS cpp? If so, how?
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2019-06-10 11:21:37 -0500	commented answer	if condition for approximate time subscriber any help would be greatly appreciated @JustinBlack02 !
2019-06-09 16:58:45 -0500	commented answer	if condition for approximate time subscriber Thanks for your answer. I did a quick search on implementations of buffering and dequeue messages, but couldn't find too
2019-06-09 12:12:40 -0500	asked a question	if condition for approximate time subscriber if condition for approximate time subscriber In my current code I subscribe to two topics using the Approximate time pol