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Robots change shape and are fixed/stuck.

Hey, I've been using 25 robots of the same type in a swarm simulation in **Gazebo 2.2.3** on **ROS Indigo**. After about an hour of simulation at least half the robots are fixed in the centre of the...

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Controlling joints/robot without ROS

Hello! I am very new to gazebo and simulation of robots in general. I would like to know how to control several joints in one model, how it is usually done without ROS, because I am having problems to...

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Rendering FPS Value : Ignition vs Gazebo

I noticed that the same scene in gzclient and in my own visualizer, that uses Qt and Ignition (based on Gazebo's API) have different FPS values. My Nvidia only reaches 60% gpu usage, 30% memory usage,...

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Simulating Actuated Joint Stiffness

Hello. I am trying to simulate a joint which actuates a lift using Gazebo 7 and ROS Indigo. The URDF definition for the joint is as follows: The lift is driven by a position controller with these...

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Get WorldPtr to the simulated world by gzserver

Hi all, I'm implementing my own simulator using Gazebo, Ignition and ROS. Using gzserver, a world file and my models, im able to get everything rendered correctly by gzserver and control everything....

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Can Gazebo reflect sensor data from real world?

Hello. I wonder whether or not Gazebo can reflect real world data in simulation. I would like to reflect 3d pointcloud data of real world in Gazebo simulation, then simulate robot in its simulation...

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Is there GUI tool for creating SDF ?

Hello, I've installed Gazebo 7 today and been trying some tutorials in this website. In every tutorial, however, SDF defines the robot was created by text editor, even there was model editor in...

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Plugin to subscribe to nav_msgs/Odometry messages

Hi guys, I am trying to control the movement of a robot inside Gazebo by publishing Odometry messages. I have already written the publisher, but now I'm looking for a way for the robot to subscribe to...

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gazebo::physics::get_world crashes node

ROS Indigo on Ubuntu 14.04 with Gazebo 7 I am trying to access the models in a Gazebo world via a node. In order to do this, I am just trying to get a reference to the world. Using the `get_world`...

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Modify model names during simulation

When I 'insert' a model from the Gazebo GUI, it seems I could not change its model name anymore. Is there any way to change its name after drag it into the simulation world?

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Defining a Stereo Camera in URDF for usage in Gazebo Simulations

Hello all, I have been struggling for the past few days to get a Gazebo simulation put together, and the hardest part has proven to be getting sensor data integrated in the simulation. I am trying to...

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Move model by pressing the button

Hi. I began to study plugins, and faced with the problem. There is a lesson model_pish - http://gazebosim.org/tutorials?tut=plugins_model&cat=write_plugin. I wanted to change it up a bit, but do...

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Use custom ROS message for subscribing to ROS topic

I've menaged to make my GAZEBO plugin subscribe to my ROS topic, but they can't communicate since the message are of two different types. This is the error given by ROS: [ERROR]...

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Delete model fails using gzclient

I spawned some models in the simulation using standard gzclient. Then, i have a plugin in those models that shows the models already spawned in the world. Suppose that i have 3 models : robot1, robot2...

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How may I create a magnetic gripper, on a an arm?

I am creating a two link arm and I just want to have magnetic small plates at the end of the link to act as a magnet and I want to attach any payload to this plate, Is there any existing tutorial...

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World changes not saved after editing in gazebo_ros (2.2.3)

I'm working in ROS (Indigo, Ubuntu 14), starting gazebo 2.2.3 with rosrun gazebo_ros gazebo I go in and create a little corner of a room by dropping in a couple of cubes and scaling them: ![image...

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SolidWorks URDF Exporter not Working

Hello, My current system is x64 win10. SolidWorks 2015 x64 is installed. I could do the exporting when I used to use Win7 in the same machine.Now, the exporter shows up in the extensions, but not in...

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Model "floating" on air in gazebo

I collided two models, one against the other, and the eventually one of them just pitched up, with the robot's base being tilted like its shown in the pictures. Then the model slowly (slowwwwwly)...

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How to set reference latitude and longitude value for gps sensor

Hi, I am using gps sensor with polaris ranger model. But when I am doing gps->getLatitude and gps->getLongitude , it is giving me 0 value because of which gazebo x y coordinates are also coming...

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error launching world file

I was following [this](http://gazebosim.org/tutorials?tut=ros_roslaunch&cat=connect_ros) tutorial, but as i enter: `roslaunch my_robot_gazebo my_robot.launch`, i cant see the world in gazebo. When...

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