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How can i have a subscriber within a subscriber

asked 2013-12-05 05:18:55 -0500

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I need to subscribe to a topic within a subscriber, is this possible? and if so how can i accomplish it, thanks

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answered 2013-12-05 07:22:55 -0500

Can you clarify what it is you're trying to do and why? Typical pattern would be to subscribe to the two topics independently, cache one them using a shared_ptr, and do your processing for both in the second one's callback.

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@mikepurvis Thanks a lot that worked, right now im having problem subscribing to /move_base/current_goal do you have any idea how to accomplish this?

ctguell gravatar image ctguell  ( 2013-12-12 04:07:30 -0500 )edit
mikepurvis gravatar image mikepurvis  ( 2013-12-16 14:39:35 -0500 )edit

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Asked: 2013-12-05 05:18:55 -0500

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Last updated: Dec 05 '13