@@ -160,7 +160,7 @@ Check in the Python or C++ tutorial to see how you can subscribe to a topic. You
...
@@ -160,7 +160,7 @@ Check in the Python or C++ tutorial to see how you can subscribe to a topic. You
* Add a subscriber to your ```lab2_node```. **You should have a single class**, so add the `subscribe` and `callback` to your existing class. This is different from the ROS tutorials where the `subscribe` and `callback` are in different classes. By default, the `spin` function is blocking and accepts a single `node` as an argument.
* Add a subscriber to your ```lab2_node```. **You should have a single class**, so add the `subscribe` and `callback` to your existing class. This is different from the ROS tutorials where the `subscribe` and `callback` are in different classes. By default, the `spin` function is blocking and accepts a single `node` as an argument.
* Add a printout in the callback to check that you receive a message.
* Add a printout in the callback to check that you receive a message.
* Modify your program so that it exits once the distance has been computed.
* Modify your program so that it exits once the robot has moved by 1.0 meter.
