rqt_plot waiting for message
Hello everyone I am using rqt_plot in order to draw a couple variables (all floats) that come in several messages. Problem is, some of the messages only come after some time. So imagine I have...
View Articlerqt_plot not publishing showing anything
rqt_plot not publishing anything even thought there is data being published on the topic "mytopic". When I do `rostopic echo /mytopic` I get continious output with parameters changing given as...
View ArticleCan't plot some messages types on rqt_plot
Hi, I'm trying to plot some messages but this warning appears at executing rqt_plot: TopicCompleter.update_topics(): could not get message class for topic type "atlas_msgs/ForceTorqueSensors" on topic...
View ArticleHow do I install PyQtGraph?
$ rosrun rqt_plot rqt_plot [DEBUG] rqt_plot.plot: import of PyQtGraphDataPlot failed (trying other backends) This is on a fresh install of U13.04 and ROS-Hydro. rqt_plot does revert back to MatPlot,...
View Articleplot ros topic in python code
Hi Is it possible to plot values from a ros topic in python ? For example I want to leverage matplotlibs draw function and look at more than one topic as well as add some values of my own on the graph...
View ArticleHow to make a step plot using rqt_plot?
Rather than having rqt_plot linearly interpolate between points, is it possible to create a step plot instead? Current usage: rqt_plot /velocity/data ,where velocity is a topic I've made.
View ArticleUsing rqt_plot, how to find the topic name?
in the rqt_plot part of understandingTopic toturial http://wiki.ros.org/ROS/Tutorials/UnderstandingTopics the topic is >/turtle1/pose/x>/turtle1/pose/y>/turtle1/pose/theta but I can only find...
View Articlehow to clear the lines in rqt_plot
how to clear the lines in rqt_plot? The clear button removes the lines, but also the topics. I'd like to be able to clear the lines, but keep my topic list the same. Scenario: I am using rqt_bag to...
View ArticleKeep axis value in rqt_plot
Is it possible to keep axis value in rqt_plot for the next time (with either matplot or pyqtgraph) ? When I reopen rqt_plot, it plot the last chosen topic but it does not keep the manual axis value...
View Articlerqt_plot not plotting negative time
Hi, I'm trying to plot some pose data with rqt_plot coming from a rosbag. If I open the bag with rqt_bag I can see that the data as text, I can see the time, the sequence and the values of the poses...
View ArticleSynch problem with rosbag and rqt_plot
Hi All, I'm building a pose estimator and to assess it i'm using a ground truth from a vicon system. Both systems publish a `PoseStamped` message. When I `rosbag play` a dataset and I try to visualize...
View ArticleOnly QwtPlot working. No graph in PyQtGraph and MatPlot
Hi I am trying to plot my data and are having some trouble. The problem is that only QwtPlot is able to plot my data. I like PyQtGraph the best so i would like to use this. At first glance it looks...
View ArticleChanging rqt_plot x-axis while it plays in real-time
Hi, I'm new and just going through the turtlesim tutorials. When I probe the variables with rqt_plot and watch them change over time, I would really like to expand the x-axis from a 5 second window to...
View Articlerqt_plot plot 2d data
Hi everyone. I have a topic which publishes arrays of data. Is there a way to use rqt_plot to plot the arrays in real time? This is not like visualizing a topic which publishes numbers and plot value...
View Articlerqt_plot axis values
Hi, Is there a way that I can change the axis, both name and values while, when I'm ready to plot topics? For instance, if running a motor, I want my Current (Amps) topic on one axis and Voltage (V)...
View ArticlePlotting Eigen Vector in ROS using RQT plots
Hey Guys, I have a 6X1 Eigen Vector as a local variable inside a function. I need to plot all 6 of these components of the eigen vector on a single plot preferably using RQT plots (or else Matlab)....
View ArticleROS Indigo: Where is rqt_plot
Hello, I try wiki.ros.org/ROS/Tutorials/UnderstandingTopics and want to run $ rosrun rqt_plot rqt_plot but it says **[rospack] Error: package 'rqt_plot' not found** In the rqt_gui it is not listed in...
View Articlegetting started with rqt_plot
rostopic echo is telling me there is a topic gathering data when I use the exact same topic name I get a message that "header" is non-numeric. Now on the command line display I see the 'value: " and...
View ArticleZoom out in rqt/plot
Dear all, I am using hydro under ubuntu 12.04LTS and it turns out I can find no way to zoom out the time in the rqt/plot window. You can zoom in using the *Zoom to rectangle* tool, but I can find no...
View Articlerqt_plot on indigo under Ubuntu 14.04 missing files?
$ rosrun rqt_plot rqt_plot Traceback (most recent call last): File "/opt/ros/indigo/lib/rqt_plot/rqt_plot", line 6, in from rqt_plot.plot import Plot File...
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