Gazebo 9 + ROS, /odom topic timestamp is not being updated
Hello, I have a strange issue. I am using differential_drive_controller plugin () to simulate a ROS robot in gazebo. I am under Kinetic, with the standard gazebo version (7) everything works well, but...
View ArticleHow can I visualise the ultrasonic sensor in Gazebo?
I want to add a gazebo plugin which is called 'sonar'. Here is my code that I took from the source:0.25 0 0 0 0 0true551.0-0.250.2551-0.250.250.010.750.010.005true5/genius/sonarultrasonic0.5ultrasound...
View ArticleIs it possible to define a world plugin outside the world file?
I would like to have my raw world in one .world file and then some plugins in other file. I would like to have world.launch file that would only launch the raw world and world_with_plugin.launch file...
View ArticleHow to blend texture in material script?
I want to blend two png images to create ground texture, following this tutorial http://wiki.ogre3d.org/Materials#Simple_texture_transition. I want to take the dirt.png and grass.png and blend it using...
View ArticlePublish to topic /gazebo/default/pioneer2dx/vel_cmd
I've just started to learn Gazebo 7. I have added a Pioneer 2DX robot and I want to control it. But I don't know how. I have noticed that the robot has the plugin `libDiffDrivePlugin.so`. Checking the...
View Articlegazebo world file show nothing [tutorial]
I'm doing gazebo tutorial http://gazebosim.org/tutorials?cat=guided_i&tut=guided_i1 I copied every code in the tutorial and ran the commandgazebo velodyne.world -uHowever, gazebo show me the empty...
View ArticleHow to achieve planar joint?
I need to define a joint that is moving in x-y plane but is fixed in z plane. On [ROS wiki page](http://wiki.ros.org/urdf/XML/joint), there is a list of joints, which says a planar type of joint can be...
View ArticleHow to generate large number of random particles which are continually moving...
Hi , I am using gazebo + Ros (melodic) + URDF for my robot. I have created a contact sensor as below. Now I need to generate huge number of random particles (like small bubbles) which are continuously...
View Articlelibgazebo_ros_diff_drive publishes tf based on wall clock time instead of sim...
I am using multiple turtlebot3 robots in my simulation with gazebo. The differential time plugin publishes a transform between the `odom` frame and the `base_footprint` frame. I also have a plugin...
View Articlesubscribing gazebo messages for joint
Hi, I was subscribing gazebo messages from topics like ~/pose/info , ~/joints in stand-alone C++. I want to get data of joint like angle, velocity,etc. But, I am unable to see on any topic in gazebo....
View ArticleGazebo camera plugin does not see some models that are in the simulation
HI! I created a simple rock model, the visual is a .dae file and the collision is a simple box of roughly the same size. I then add multiple clones of the rock randomly distributed on the floor of my...
View ArticleTransparency property apply to .stl mesh in Gazebo 7.0
Hello, I would like to add the transparency property to an object without success. The sdf file model is: truemodel://maze/meshes/maze_v2.stl0.0012 0.0012...
View Articlemessages broadcasting inconsistently
Hello, I have a problem where I try to send on the `/gazebo/default/visual` topic. The messages are sent and received properly in the majority of the cases, however, sometimes they get stuck. I triple...
View ArticleAngular Velocity of link in link frame ?
I have two questions. To get angular velocity of link in link frame, we have to use function RelativeAngularVel() in link class, right ? And other doubt is that angular velocity measured by above...
View ArticleWhat have been people's experience with bullet in Gazebo? Are soft-body and...
I'm considering using Gazebo as a simulation environment for robots that manipulate soft-body objects, but as far as I ca n tell the part of the bullet physics engine API that handles soft body...
View ArticleWhich is the world's best essay writing service?
Now a days essay writing is very important in our academics. But most of the students are very weak in essay writing. Some students have the interest but they can't do it properly. Such students...
View ArticleHow to add ignition msgs to ROS?
I want to use gazebo plugins that use ignition messages in ROS project. I have installed libignition-msgs* libraries, but when I list all the types of messages in ROS with this command `$ rosmsg list`...
View ArticleWhat is the difference between AddForceAtRelativePostion() and AddLinkForce() ?
According to documentation, AddForceAtRelativePostion() function adds force expressed in world frame on link in link frame and AddLinkForce() adds forces expressed in link fixed frame of reference. Is...
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View ArticleUnable to launch gazebo_ros, GLib error
I'm trying to launch gazebo with ros by roslaunch gazebo_ros empty_world.launch I get the following errors (gzclient:4946): GLib-GObject-WARNING **: 14:51:55.930: cannot register existing type...
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