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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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How can I change the position of obstacles in GAZEBO's built-in maps?

How to change the position of a certain obstacle in the maps that are already provided by the GAZEBO? My map is turtlebot3_dqn_stage4.launch.py
Munionics
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Issue with Publishing Velocity Control from MATLAB to Turtlebot3 in ROS

I am new to the ROS framework. I am trying to control Turtlebot3 in Gazebo, which is installed on my Laptop 1 (Ubuntu), using MATLAB, which is installed on my Laptop 2 (Windows). I am having issues in publishing velocity control from MATLAB to…
knzinya
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ros2 launch file does not spawing custom urdf

I have worm_robot package in ros2 which has custom urdf file in urdf folder. I have following gazebo_sim.launch.pyfile which launch gazebo and spawn the urdf in it. but it is not working. import os from ament_index_python.packages import…
Mubahsir
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Running gazebo and moveit in docker container with ubuntu 22.04 and ros2 humble

I am trying to run gazebo simulations of xarm robot inside the docker container, but I get black screen even if I just run gazebo itself. Here is a dockerfile from where I created the image: # Use Ubuntu 22.04 as the base image FROM ubuntu:22.04 #…
Novruz Gurbanov
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Problem displaying multiple robots in Gazebo and RViz

I use ROS2/Python/Gazebo project. I need to show multiple (in the code below just two) robots. To do it I use the following code snippet: # Define commands for spawing the robots into Gazebo spawn_robots_cmds = [] for robot in robots: …
Steve Brown
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How can I run the command "mcirotps_agent start -t UDP"?

Hi i'm trying to install the rtps_bridge with linux. but when I type the command like this: me:~/lps_drone_sim$ . install/setup.bash me:~/lps_drone_sim$ micrortps_agent start -t UDP the terminal says like following: micrortps_agent: command not…
chiwan1230
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ROS2: GPU LIDAR Selectively Interact with Objects in Gazebo

Is it possible to have one of the lidar sensors from here: http://sdformat.org/spec?ver=1.9&elem=sensor#link_sensor (preferably the gpu_lidar) interact selectively with objects in a Gazebo scene? i.e. I'd like a LIDAR sensor to be able to only…
John Cast
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How to use ros_control with Gazebo AND the real robot hardware?

The ros_control package is a powerful tool controlling, above other, differential drive robots. The diff_drive_controller used for this task takes a linear and angular velocity as input and delivers the velocities of the left and right drive wheel…
Dr No
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Rviz is not updating /joint_states

I have a custom URDF mobile robot. The robot is moving in the gazebo by /cmd_vel but the wheel of the robot is not moving in Rviz. The robot is spilling over the surface in Rviz. here is the joint_info.yaml my_robot: joint_state_controller: …
Mubahsir
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how to load generated map into rviz using nav2

I am trying to load full map of my world but it doesn't work. I want to move the robot to the edge of my world using nav2 -> set goal, but by default I don't see that area. I followed a turtlebot3 guide and moved my robot across the map running ros2…
Lex
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Increase Frequency of IMU Sensor

I am using an IMU sensor in gazebo. I want to change the frequency of the IMU but it does not change. I changed IMU update_rate also max_step size but there is no difference. Actually, the IMU frequency does not exceed 25 Hz. I want it to be 80…
koray
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Gazebo (ROS2) need to prevent tiling of textures

I am using ROS2/Gazebo project. In Gazebo, I have a cube, and I want to have an aruco marker on it. Two questions: How to only show an image (png) on one side of a cube? Currently, it shows on all six sides. How to make the image smaller than the…
Steve Brown
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ROS /clock not being published

I'm having issues with ROS /clock not being published. I am running a simulation in Gazebo on Ubuntu 20.04. My code is getting stuck on a simple action client wait for server function. To check if it was being sent anything, I rostopic echoed the…
krlepping
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robot keeps getting stuck in RVIZ

I'm doing the "navigation2 stack tutorials" and I'm still at the beginning. When I run "ros2 launch nav2_bringup tb3_simulation_launch.py" in a terminal, the simulation opens up in gazebo/rviz and I can move the robot during some time before it gets…
Anselm code-zard
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Integration of BeamNG.tech in Gazebo for simulation in ROS

Gazebo supports multiple physics engines, with ODE being the most common. However, especially concerning soft-body physics, BeamNG has many advantages. Is it possible to use the BeamNG engine in Gazebo for simulation in ROS? So far, I didn't find…
Dr No
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