show reference frames
Hello everybody, can someone tell me how to show in gazebo the reference frames attached to the models and the world reference frame? It would save me from the headaches I am having . Thank you!
View ArticleGrab object with robotic grip
Hi, currently I'm doing a project in which I can control the movement of a robotic arm, the ur10, with a gripper and I want to be able to grab an object. However when the gripper closes to grab the...
View ArticleIndustrial delta robot
Hi all, I have been looking at the Gazebo software for quite a lot and finally decided to download it today. Can't wait to put my hands on it. However, i have a few questions i would like to ask...
View ArticleROS Gazebo Differential Drive only goes straight
Note: Question also asked on answers.ros.org [here](https://answers.ros.org/question/283314/ros-gazebo-differential-drive-only-goes-straight/) I am trying to simulate my robot in Gazebo following the...
View ArticleGazebo crashes intermittently (race condition?) when run from roslaunch...
**Summary** Gazebo will crash intermittently *when* I run it from roslaunch *in conjunction* with other ROS nodes - If I roslaunch a .launch file that starts a .world file via gazebo_ros, Gazebo **does...
View ArticleHow to solve the error "You tried to access index 0 of the MotorSpeed message...
Hello I am using simulink to simulate my quadcopter in gazebo. Iam publishing the four motor speeds with the ros topic /iris/command/motor_speed with message type mav_msgs/CommandMotorSpeed. However...
View ArticleCalculate elapsed time between tasks in simulation
Hi, I want to see how much time I take to perform one task in gazebo, however have no idea on how I can do it, I know it's possible to subsribe to "/clock" topic but don't know what to do with it. Keep...
View Articleadd visual plugin to urdf
I wrote a visual plugin that sets the visibility of a visual element to GZ_VISIBILITY_GUI. I tested it by placing it in an SDF and it worked as intended - I could see the model in the GUI, however it...
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What is Clash Royale Gameplay?
Every of those playing cards has a treatment value, and to play them you need the required mixture. Supercell has also added numerous occasion challenges, for limited durations of time, that add...
View ArticleBlack screen problem in the latest version of gazebo?
Hi, I have installed the latest version of Gazebo from the SVN repository but continue to face the black screen problem.Basically, Ctrl + C has no effect and neither can I close the fltk window? Please...
View ArticleRobot with valves in Gazebo
Hi, I'm quite new to ROS and Gazebo and I would be very grateful if anyone could give me any pointers as to how to add valves to a car-like robot I have simulated in Gazebo. The idea is that given some...
View ArticleWhat's the right way to do mimic joints?
This question has been asked several times on this site ([here](http://answers.gazebosim.org/question/8531/problem-implementing-mimic-joints/) and...
View ArticleIncrease GPU performance
Hello, everybody. I'm pretty new to the Gazebo simulator and I'd like to know if there is any way to increase GPU performance by freeing the microprocessor from much of the computation. Of the 2 GB of...
View ArticleHow can I add a camera publishing to a ros topic from an sdf file
I am working on simulating a quadcopter using the [px4 sitl simulator](https://dev.px4.io/en/simulation/) and **I want to add a camera which publishes images** to a ros topic. The simulator contains a...
View ArticlePrevent robot going through obstacle showing unstable behaviour
We are using Gazebo and ODE Physics Engine to train a robot to avoid an obstacle. In case of collision, the robot shows the following undesired behaviour: - Interpenetration between the robot and the...
View ArticleCasting BasePtr to Simbody joint; header file missing
I have a BasePtr of Type Id 9, which accroding to the docs is a ball joint. I want to cast this pointer via: gazebo::physics::BallJoint joint = boost::dynamic_pointer_cast>(base); But I get the...
View ArticleHow to find model dimensions through ROS?
Hi there, I am trying to get the model dimensions of different models loaded into the gazebo environment. Environment consist of many single linked obstacle models, mainly of 3 shapes: box, cylinder...
View ArticleHow to start the Simulate Radar sensor project for GSoC 2018?
Hello! My name is Luthfi Fauzi, I am a student Telkom University from Indonesia. I interested to one of project in Open Robotics. I interested to Simulate Radar sensor project. I am joining the...
View Articlehow can I reset the robot to the same situations in the beginning of each...
hi, everybody, I am running the experiments that control a robot to move. But I want to run the same experiments three times. That means I need robot restart with the same situations (same position,...
View ArticleHow to tell bumper plugin to ignore collision with ground_plane?
Hi all, The robot in gazebo I am using models its base as a big tub sitting on floor with two wheels. I am trying to add a bumper plugin to the base to detect collision. Is there a way to ignore some...
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