Error : : ROS time moved backwards when calling gazebo/reset_simulation
I am using ROS Indigo desktop full and Gazebo 2. When I am trying to call rospy.wait_for service ('/gazebo/reset_simulation'). The error (ROS time moved backwards) appears. And I dont know about what...
View ArticleHow does getChild() and getChildCount() work?
I am making a plugin for this model:true...0 0 0 0 0 02.06404801.0150001101...... In the plugin I want to manipulate the pose of the camera. The code I use to do this is: gazebo::physics::BasePtr base...
View ArticleROS SubscriberOptions problem in tutorial code
Hi there, following the tutorials (up to project structure) I ran into the following error: [Err] [Model.cc:1256] Exception occured in the Load function of plugin with name[velodyne_control] and...
View ArticleGazebo crashes on model deletion
I am attempting to delete (and subsequently re-spawn, with a different 3D mesh) a static model in Gazebo. When I do, Gazebo is crashing consistently. Here is an excerpt from the gazebo log: gzserver:...
View ArticleAcademic and Business Essay writing Service
The topic selection is one of the important tasks in essay writing. Essay topic selection is not an easy task. Think about the more good topics, the information about the topic you need to make a note...
View Articlealternative to meshlab for moment of inertia calculation
whch is the best free software like meshlab which can be used for moment of inertia calculation of collada file except meshlab?Currentely my computer only has ubuntu in it. I installed the meshlab...
View ArticleHow to prevent model drifting?
Hey! I am trying to simulate a model of an ev (like the polaris ranger) using ackermann steering. I currently have a functional simulation that moves around and responds to messages as required....
View ArticleRobot won't move diff drive nor arm
ROS Kinetic, Gazebo 7.0, Ubuntu 16.04 We have a custom designed mobile platform with 2 differential drive wheels, 4 caster wheels, and 6 DOF arm on top of that base. After running the launch file,...
View ArticleMirror simulation in gazebo
Hi, Is there a know simple way of simulating a mirror in gazebo?
View ArticleModel moving towards one direction when starts gazebo,it seems like no...
I'm using urdf in gazebo to build a walking quadruped robot ,after set the proper inertial (calculated by meshlab followed the tutorials here [link...
View ArticleWhich SDFormat corresponds to version of Gazebo
I've searched around and its not clear which version of the SDF spec (1.4-1.6) corresponds to Gazebo7, etc. My Ubuntu 16.04 package manager says I have SDFormat4 install, further confusing me. Why...
View ArticleKINOVA JACO ROBOTIC ARM
I am trying to recreate a kinova 6dof robotic arm. I have completed simulation of kinova (jaco on table) for both moveit and gazebo through motion planning. Now i need to perform the same using a real...
View ArticleUnderstanding link property self_collide
I would like to make Baxter in Gazebo7 check for self-collisions. I have migrated the SDF property tag from the old ``selfCollide`` to ``self_collide`` for various links, but it does not seem to check...
View ArticleGazebo joint->SetForce() call applies forces to the whole model. How to...
The following code applies a force to the joint in an update method call. **The problem is that the force seems to dissipate / is applied consecutively to other parts of the model, specifically the...
View ArticleWhen should Gazebo and ROS be used together
Hi, I'm a newbie in ROS and Gazebo. I know Gazebo is a simulator and I think ROS is a meta-operating system used for robotic software development. Correct me if I'm wrong. But I don't know why/when...
View ArticleFT Sensor shows zero values
Hello, I am working on an implementation of a FT sensor using Gazebo 2.2, ROS Indigo and Ubuntu 14.04. I have written my SDF model like follows: false0 -0.4 1.14 0 0 0 0.042 0.042 0.74 0 0 .8 10 -0.4...
View ArticleGazebo constantly overflows angular velocities
Hello, I'm running into a problem reproducing drone physics (using the Hector quadrotor model). Trying to tune it frequently produces angular velocities that are NaN. I've read that Gazebo seems to...
View Articlegazebo - issues with caster wheels and inertial values
just imported a simple differential drive with 2 motor controlled big wheels at the front and 2 small caster wheels in the rear. Have found 2 issues which have me stumped. 1.) After increasing the...
View Articleros::init() needed for ROS Gazebo plugin?
After reading [this thread on the Gazebo-list](http://kforge.ros.org/pipermail/gazebo-list/2013-February/004404.html) about plugins residing inside the Gazebo ROS node, I found out that my plugin is...
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