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Overload << operator for msg

asked 2015-06-15 01:29:00 -0600

HououinKyouma gravatar image

Hi,

Simple and maybe stupid question, but is it possible to overload the << operator for ROS messages? When a message is generated this operator is automatically overloaded for them, but I would like to change the way they are printed for plotting purposes.

Wilson

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answered 2015-06-15 01:49:38 -0600

ahendrix gravatar image

The C++ compiler only allows one operator overload for each method signature.

If you want to print your messages in a plot-friendly format, you can write a function that converts messages to custom formatted strings, and print those.

You should also investigate the -p option to rostopic echo, to see if it can do what you need: rostopic echo -p /my_topic

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I see. I didn't know it was not possible to overload an operator again. The -p option seems useful, but I'm writing my results to a file so I can't use that now. I guess I'll just convert the messages using a function, thanks.

HououinKyouma gravatar image HououinKyouma  ( 2015-06-15 02:26:06 -0600 )edit

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Asked: 2015-06-15 01:29:00 -0600

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Last updated: Jun 15 '15