Turtlebot, odom and a wall
Hi ! When simulating a turtlebot with Gazebo, while slam_gmapping is running and using teleop, I noticed that when making the robot moving against a wall, odom somehow "knows" that the robot is in deed...
View ArticleModifying gazebo_ros_pkgs to build a custom version of Gazebo
Hei guys, I am not sure where to modify **gazebo_ros_pkgs** in order to have my modified version of Gazebo built. As far as I got I see that there is a file...
View Articlediff_drive_controller loading error
I'm trying to load the diff_drive_controller but for some unknown to me reason it fails. I run Gazebo first: **roslaunch ros_robotics rrbot_gazebo.launch** Then I run roscontrol: **roslaunch...
View ArticleGazebo controller spawner warning
Hi everyone. I have a problem and I hope you can help me. :) I have a robot: Two Schunk lwa4d arms mounted on a box. I can load this robot in gazebo. I can load this robot in moveit + rviz and plan...
View ArticlePart of the wheel is under ground in gazebo
I am using kinetic-ros. but in gazebo ,part of the wheel is going below ground.rear_left_jointrear_right_jointbase_link0.350.16true1
View ArticleHow to use dynamic_reconfigure for /gazebo vs. /gazebo_gui?
I'm starting Gazebo 7 via ROS Kinetic, which is working fine so far. Now I need to adjust the `time_step` and `max_update_rate` parameters to get a real-time simulation. But when I open the...
View ArticleHow to setforce at a constant interval?
I have to write a gazebo model plugin to apply torque to a joint at a constant interval of 0.01 sec. It seems that the update rate of gazebo is 1000Hz, so I wirte the following code in OnUpdate(). This...
View ArticleHow do I publish gazebo position of a robot model on odometry topic.
Hello, I have a robot model that runs using teleop key, and I want to publish its position and velocity on odometry topic. How should I achieve this? Thanks.
View ArticleUncontrallable urdf of 2 link arm in Gazebo
Hello, I'd like to make a 2 link arm model by using urdf to simulate it in Gazebo. I made urdf of 2 link arm and launch file that execute simulation in Gazebo. But my model is uncontrollable like the...
View ArticleProblem tracking down an cmake error in a ROS/gazebo project
I am trying to upgrade a number of ROS/gazebo nodes made by some other developers: https://github.com/ethz-asl/rotors_simulator My goal is to get them running with Ubuntu 18.04, ROS melodic and Gazebo...
View ArticleRobot is not moving to goal
I have a simulation in gazebo with two husky robots. I launch move_base_mapless_demo.launch file so i can send goals to a robot. When I'm using simulation with one husky robot, it moves to correct...
View ArticleHow to simulate input from BumbleBee2 stereo camera in gazebo?
I want the stereo camera to read in objects from the simulated environment in gazebo. Do I need to build a plugin? How do I go about doing this, and how do I run the output of the camera to left and...
View ArticleSimulating bumblebee2 stereo camera in gazebo environment
I want the stereo camera to read in objects from the simulated environment in gazebo. Do I need to build a plugin? How do I go about doing this, and how do I run the output of the camera to left and...
View ArticleHow to fix link 'front_camera_mount' is not unique error?
I'm getting this "[ERROR] [1529199953.141904584]: link 'front_camera_mount' is not unique." when running "roslaunch jackal_gazebo jackal_world.launch config:=front_laser". What could be the cause?
View Articlepointcloud2 transform c++/python
running kinetic, ubuntu 16.04, gazebo 7, sawyer simulator with intera 5.2, kinect/openni camera warning: i am very new to ROS, C++ and Python. trying to transform a point cloud (type `PointCloud2`,...
View ArticleHow is pr2_controller_manager service created?
I am trying to run `roslaunch pr2_gazebo pr2_empty_world.launch` on Mac OS (ROS installation from http://wiki.ros.org/kinetic/Installation/OSX/Homebrew/Source and packages built and installed from...
View Articlehow to make Nao standing on the ground?
Hi, here is a really simple question?? How to make Nao standing on the ground in Gazebo? I'm using Ubuntu 16, ros-kinetic on the VMware player 14. I type following code in my terminal: roslaunch...
View ArticleHow to use a different world with Nav2D tutorial?
The whole nav2D setup is so different from everything else I've seen with ROS -- the "world" folder has a lot in it, whereas I'm used to a simple XML-type .world file. So I can't figure out how to...
View ArticleHow to improve amcl performance?
Hi all, I made a simulated environment and a robot in Gazebo and I'm trying to localize the robot on a map with amcl. So, what I did so far was to: - launch the simulation environment - run the...
View ArticleHow to attach a timestamp to "/gazebo/link_states" msg?
Hi all, I made a simulated [environment](https://github.com/schizzz8/lucrezio_simulation_environments) and robot in Gazebo. Since Gazebo [publishes](http://gazebosim.org/tutorials/?tut=ros_comm) the...
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