build a map with hector mapping using turtlebot in gazebo
Hi, all: I want to use turtlebot_gzaebo build a map with hector mapping in gzaebo, I use keyboard to control turtlebot movement, in the simulation environment of turtlebot's movement is normal. But, in...
View Article/gazebo/set_physics_properties question
run: roslaunch gazebo_ros empty_world.launch **terminal info:** setting /run_id to 035b34fe-5738-11e7-8b85-c8ff280e1705 process[rosout-1]: started with pid [5634] started core service [/rosout]...
View ArticleHow to save camera image when needed?
I am currently following this [tutorial](http://gazebosim.org/tutorials?tut=ros_gzplugins#Camera) to publish image messages using the camera plugin. I can totally subscribe the image_raw topic and...
View ArticleQuestion about urdf file and gazebo/msgs
Hi, I'm working on a robot arm, i already created a urdf and controller.yaml file to control my robot in gazebo with trajectory_msgs. Now, i would like to add a target in gazebo, behind my robot and...
View ArticleIntegrating Gazebo and MoveIt for trajectory execution for YuMi
Hi, I am in the process of integrating Gazebo to view the trajectory generated by MoveIt! for ABB YuMi robot. I am using these packages as a starting point: https://github.com/OrebroUniversity/yumi...
View ArticleWhat is the best Drone to simulate in Gazebo 8.0 with ROS Kinetic?
I am using Ubuntu 16.04 . I tried with Hector_quadrotor but I can't install it because there are a lot of packages obsoleted.
View ArticleConverting ultrasound range to a Laser Scan
In my end of studies project, I have to make a robot that should do mapping and localization using only ultrasounds sensor. So for doing this i should convert sensor_msgs/LaserScan message to...
View Articlewhy my biped robot breakdown when the foot landing the ground?
I create a biped robot in **gazebo** and try the walking task. When the right leg swing up then **landing the ground**, the **whole robot breakdown**? (***the ode engine fly because of sudden contact...
View ArticleHow to record a video of Turtlebot's view on Gazebo?
I'm pretty new to ros, and I'd like to record the view of a turtlebot as it moves around. I want to do it by a python or cpp script, so, not like that: http://learn.turtlebot.com/2015/02/04/4/ Any...
View ArticleHow can I lock one axis of ball joint in gazebo?
Hi, I'm trying to attack a gimbal on 3DR Iris model. When I attached revolute joints, it failed to hover. Its roll and pitch are perturbed badly. After I attached a ball joint instead of them,...
View ArticleROS crashes when publishing /clock inside Singularity container
So I'm having a strange problem with running ROS inside a [Singularity](http://singularity.lbl.gov/) container. First, I'm using Singularity because that is what is supported by the cluster at my...
View ArticleMoveIt! with Gazebo, using MoveItSimpleControllerManager,...
Hi, I am trying to use MoveIt! to control a simulated robot in Gazebo, and am at a loss as to how to proceed. The only documentation / tutorial I can find on the subject is [this...
View ArticleA strange behavior of rospy.wait_for_message
I write a node which provide image saving service during object manipulation. Then I call the service in a loop and it saves image in each loop after some manipulation. The script is as follow. import...
View ArticleHow to get model state of gazebo object code not working.
This code I wrote to find the position of the turtlebot using the rosservice gazebo_msgs/getmodelstate. But it always returns a failure. Please help. ros::init(argc,argv,"finder"); ros::NodeHandle n;...
View ArticleModifying gazebo_ros_pkgs to build a custom version of Gazebo
Hei guys, I am not sure where to modify **gazebo_ros_pkgs** in order to have my modified version of Gazebo built. As far as I got I see that there is a file...
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Prismatic joint with PositionJointInterface interferes with Gazebo physics
I working on a simulation model of a forklift using ROS control and Gazebo. I'm using a prismatic joint to simulate the piston moving the forks up and down. Since I added a PositionJointInterface to...
View ArticleKnow if a model exists in my Gazebo Simulation
Hi all, I would like to know how to check if a model exists in my simulation. I wrote a C++ node who change position of a model (with set_model_state) but I would like to verify in this node if the...
View ArticleUnable to move Gazebo Robot
Hi, I am trying chapter 9 of "ROS Robotics Projects". roslaunch chefbot_gazebo chefbot_empty_world.launch starts gazebo without error message. in gazebo, the SimTime and RealTime is increasing. rosrun...
View ArticleGazebo not working with Ubuntu 16.04 and Ros Kinetic
I have installed ros kinetic in Ubuntu 16.04(Xenial) after adding the repos n exactly as said in wiki-ros page. The final step was ""sudo apt-get install ros-kinetic-desktop-full"". In terminal when I...
View ArticleGazebo not opening in ROS kinetic and Ubuntu 16.04
I have installed ros kinetic in Ubuntu 16.04(Xenial) after adding the repos n exactly as said in wiki-ros page(http://wiki.ros.org/kinetic/Installation/Ubuntu). The final step was ""sudo apt-get...
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