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Questions tagged [gazebo-simu]

For questions about the Gazebo robot simulation tool

For questions about the Gazebo robot simulation tool

215 questions
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TRPO - RL: I need to get a 8DOF robot arm to move to a specified point. I need to implement the TRPO RL code using OpenAI gym with Gazebo environment?

TRPO - RL: I need to get a 8DOF robot arm to move a specified point. I need to implement the TRPO RL code using OpenAI gym. I already have the gazebo environement. But I am unsure of how to write the code for the reward functons and the algorithm…
user1690356
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My compiler doesn't find the gazebo libraries

I don't understand why, but my compile, visual studio code, Can't find gazebo libraries and make me an error, don't compile. In this case I'm using this libraries (all make and error): #include #include…
franarx
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Controlling a 4-wheeled robot in Gazebo and RViz

I am trying to make my 4-wheeled robot move inside the simulation package Gazebo, as well as in RViz. I have created the necessary .launch files for Gazebo, Rviz and robot_control but still I cannot see any topic related to my wheel joints. When I…
Michael
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error build all ros packages in this repo the error occur in catkin_make step

I followed instruction by Michael Huang. My error message reads: In file included from /home/evadro/quadevac_sim_ws/catkin_ws/src/menge_gazebo/menge_congregate/include/MengeCong.h:10:0, from…
GP2020-DAR
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What is the best ROS distribution for a wheeled robot in 2020?

I cant manage to figure out which ROS distribution is better for certain purposes. In the past I used the lunar distribution which was the newest one but they keep releasing newer ones and with little information on their advantages/disadvantages or…
Mateo Randwolf
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Simulation of robotic spider with ROS and gazebo

I need to simulate walk of robotic spider in ROS and gazebo. I am able to code srcipts in C++ or python for basic elements like cube or ball for simulation in gazebo but I have no idea how to do it for the spider with six legs. Any suggestion how to…
Aleš Vymazal
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How do I delete a ros/gazebo-simulation completly

I have a kinda weird problem. I'm currently messing around with the VRX-Simulator, which simulates an unmanned-watersurface-vehicle. For the installation I followed the guide on https://bitbucket.org/osrf/vrx/wiki/tutorials/SystemSetupInstall. Then…
Samuel Dressel
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Installing ROS Melodic on Ubuntu 19.1

While excecuting step by step this installation guide http://wiki.ros.org/melodic/Installation/Ubuntu I get this message: E: Unable to locate package ros-melodic-desktop-full also tried the kinetic version of ROS but again it was unable to locate…
johN
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How to read a frame (raw_Image) from a virtual turtlebot's camera in Gazebo, and manipulate it using OpenCV and publish for viewing in Rviz

For my class robotics project, we are required to read in video feed frame by frame from a virtual turtlebot being simulated using gazebo. Then we detect colors in this image (red, blue, and green) if they are at the center of the image, within a…
Cait_L
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run terminal commands in spyder ipython console

i have a python script and when I run it in ubuntu terminal it makes my robot to go forward in gazebo simulator. I also have some codes which I have written in spyder. I want to run that gazebo commands from my spyder ipython console, but when I'm…
niloofar rzi
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Gazebo sim not running because installed netifaces module not found

I'm trying to run this Gazebo simulation: https://github.com/disaster-robotics-proalertas/usv_sim_lsa I've followed along and installed ROS kinetic on my Ubuntu 16.04. But I keep getting an error for netifaces module not found, even though I've…
user2512219
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Gazebo shows more robots than robot launched number

Every-time I launch Gazebo, there is a default turtlebot that always appears in the simulation although I don't launch him. There is a black robot (called mobile_base), it appeared although I didn't launch it). To simplify the problem, even when I…
Ofir
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How to make QGControl connect to gazebo simulation instance in another host in same LAN?

I have gazebo simu run in a another host:192.168.10.11 by this scripts: !/bin/bash px4_dir=$(pwd) source $px4_dir/Tools/setup_gazebo.bash $px4_dir $px4_dir/build/posix_sitl_default source devel/setup.bash export …
Alex Luya
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Why does mapping out the Turtlebot 3 World from Gazebo in RViz SLAM GMapping result in a spontaneously cut off map?

Working with Visual Studio Code. WSL. Ubuntu 20.0.4. ROS Noetic. Following this guide: https://emanual.robotis.com/docs/en/platform/turtlebot3/slam_simulation/ I have tried to map this out on both my own and another laptop under the same environment…
Breeze Posts Cringe
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Need to know how to Integrate Gazebo with Python code

Suppose I have a Python code for the A* algorithm, and I would like to create an environment in the Gazebo simulator with a starting and goal point. In this environment, a robot must move from the start to the goal position, using the A* algorithm…
Encipher
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