Visualizing a gyroscope precess?
I'd like to visualize a gyroscope precessing in Gazebo. I've tried all of the physics engines, with no luck. Would anyone be able to upload a simple example world that demonstrates this, or at least...
View ArticleRobot creation Help - swarm robotics simulation. I need to simulate my robot...
Hi everyone, I am new to Gazebo and I am attempting to simulate an e-puck like robot in gazebo inorder to do swarm robotics simulations. I am quite confused on where to get started. I have gone...
View ArticleE: Unable to correct problems, you have held broken package
When I finished installing ROS Indigo, I noticed that it already came with Gazebo(version2.2.6). If I directly install the 6.0 Gazebo, is it possible that the 6.0 version and 2.2.6 version will...
View ArticleRobot control and physics feedback
I have a machine learning project for robot controllers and I want to know if Gazebo is the right platform to use. My project is as follows: Its a reinforcement learning project where I need to make a...
View ArticleIssues with setting up models
I want to clone the models repository on my system, so I followed this step from the documentation: hg clone https://bitbucket.org/osrf/gazebo_models This gives the error: abort: error: _ssl.c:510:...
View ArticleControlling a robot (ragdoll) programmtically
Hi, Thanks for answering my previous questions, they were helpful. I loaded my world with a plane, a ladder and a ragdoll (from the models repository). I now want to be able to rotate the joints of...
View ArticleDebugging when all Links snap to origin
I'm wondering how I can debug my robot/code when the symptom is all links snapping to the origin. There are no error messages printed with --verbose. I'm not sure whether it's a function of my SDF, or...
View ArticleExclude everything except specific models from simulated camera rendering
Hi guys, is it possible to exclude distinct parts of the scene graph, only for the simulated camera? I want to use both, the typical gzclient for visualization as well as a simulated camera which only...
View ArticleSome contacts not detected
Hello, I use a ModelPlugin to check collisions between my robot and some cubes around. I use the ContactManger of the world attached to the model of the robot. This works most of the time, but I...
View ArticleSimple Gazebo Pick and Place, unusual behaviour!
I am using an ABB 140 robot and a Robotnik WSG-50 gripper and I am trying to perform a simple pick and place task. I am currently testing the robot using moveit! and teleop keyboard control for the...
View ArticleMy custom made DiffDrive plugin makes the vehicle flip, turn and fly away.
I am trying to simulate a small differential wheeled robot that I am using for my swarm project. It is very small, and I made a basic model of the robot. The motors are controlled from an arduino by...
View ArticleInertia matrices and double precision ODE
Hi All, I have a problem with the precision of ODE. The environment that I'm trying to use is: - Ubuntu trusty - ROS Indigo - Gazebo 6 The model of my robot (about 0.4 metre tall) has links as small...
View ArticleHow to change the light position in world plugin.
Basically I am using get_scene function. I am getting NULL value in World Plugin. But if i used the same function in System Plugin I am getting proper ScenePtr. rendering::ScenePtr scene =...
View ArticleDifference in plugin tutorials: no header file vs yes header file
Noob here! I've read through the plugin tutorials, for example http://gazebosim.org/tutorials?tut=plugins_model&cat=write_plugin and also the sensors tutorials, and noticed an apparent difference...
View Articledyld: Symbol not found: regex_traits
I just installed gazebo7 on my mac with osx 10.10.5 using brew, and it's successfully built/installed; but when I try to run it I get this error message (see below). Do I need to setup a PATH or...
View ArticleSurprising tutorial behavior when using model->SetLinearVel. Also, where can...
I've got questions about behavior seen in the model-plugin tutorial: http://gazebosim.org/tutorials?tut=plugins_model&cat=write_plugin When I compile and run it the box slides along the ground for...
View ArticleCustom made robot moves randomly on applying velocity
Hi all,I made a robot(differential drive) which uses meshes as visual and collision elements. Robot executes a small to and fro motion for a small duration when it is inserted. When I apply velocity to...
View ArticleClarification on moving joint with model plugin
This is my first week with Gazebo. The tutorials are clear (except for my dearth of C++ knowledge) but now that I'm working to move out on my own things are getting cloudy. I made a model comprising...
View Articlecan we apply motion on a link ?
i know we can apply force on a link. but i need precision and calculating exact force for a desired motion is not possible for my problem. so can we add motion to a link ? and if we can how?
View ArticleCreate model during runtime
Hello, is there a way to create a model during runtime? I've created a little GUI overlay plugin with a button and some other elements. If the button is pressed i want to create some cylinders in the...
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