[ros-users] rxplot artifacts

Ruben Smits ruben.smits at mech.kuleuven.be
Mon May 10 12:25:41 UTC 2010

On Monday 10 May 2010 14:15:14 Stefan Kohlbrecher wrote:
> Hi everyone,
> I am currently trying out the Orocos-ROS integration. In the process
> of doing so, I added a WritePort to my testing TaskContext that
> oscillates a floating point variable between values 0.0f and 1.0f. The
> task context runs at a update rate of 200 Hz. When I plot the values
> with rxplot, I get a large amount of artifacts, as can be see the
> attached file 'rxplot_jitter.png'. When pausing rxplot for a while and
> resuming, the data plotted for the paused period looks correct as
> expected (see ' rxplot_pause.png'). Is this normal behavior and can it
> be improved somehow?

I suspect this is a rxplot issue ..., but I don't know the internals of 

If you look at the values using rostopic echo, do you see the same artifacts?


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