libgazebo_physics not linking to unit tests
I have integrated my own physics engine to Gazebo and it works well. Now I want to add some Unit Tests to confirm what I see in simulation. So I have added a test file similar to Bullet's...
View Articlecamera not working properly
Hi I am new to Gazebo and I want to build some custom models. In this case a simple road with a texture. The road itself is visible in Gazebo, however it is not visible in the simulated camera on top...
View Articlerobot sliding (and rotating)
Hi, I'm trying to simulate a humanoid robot. To try to tune the PID coefficients, I put the feet as being kinematic, and I put a range between 0 and 0 (so they are fixed) for all joints excepted the...
View ArticleROS Indigo with parallel physics
Hi everyone. I am trying to enable parallel physics (as per http://gazebosim.org/tutorials?tut=parallel&cat=physics) with Gazebo on ROS Indigo. I tried combining the instructions from the previous...
View ArticleHow to automate simulation through C++
Hi everyone, This is from Jason. I am a new user of ros-gazebo. I use jade ros with gazebo 5. In my case, I need to control hector quadrotor through c++ code. In the algorithm of the controller, when...
View ArticleI have modelled a robot with a laser sensor and whenever it sees anything it...
Any help will be appreciated
View ArticleSubscriber with member callback function
I am trying to subscribe to the model msgs in gazebo, however I cannot bind the callback function in a correct way. This is the code: class WorldInterface : public WorldPlugin { public: void...
View ArticleA small question about CameraPlugin in gazebo
I have tried to use CameraPlugin to get images from gazebo, however, I found that the Load function in CameraPlugin just transport a sensor point, that is, I can only bind a sensor to this plugin,...
View ArticleProgrammatically restart simulation with different object poses
I am trying to create a reinforcement learning like simulation, where after each trial (episode) the simulation is restarted and the object pose is sampled from some initial pose distribution. I have...
View ArticleProblem loading huge .OBJ in Gazebo
Hi all, I'm working on Ubuntu 14.04 with Gazebo 2.2.3 and I want to load the 3D models provided as .obj files by this dataset: http://buildingparser.stanford.edu/dataset.html. I followed this tutorial:...
View ArticleA simple question about camera sensor
As the tutorials show, we can store the images captured by camera sensor by set its save path, but I wonder if I do not enable save element, where the images will go ? How can I catch them with my C...
View ArticleSonar sensor cone has a collision
Hello! I want to place a sonar sensor on a box and looking for objects on scene by moving that box. But sonar cone doesn't intersects with objects, but collides with them. This looks as sonar cone has...
View ArticleSpawner gets blocked when trying to use libhector_gazebo_ros_sonar
Hi guys! To get to the point, I have an .xacro file where I am creating a simple 3-wheeled robot. I am trying to include a camera sensor that works fine and 3 sonar sensors using...
View ArticleHow to install `ignition-math3` on Windows 10?
I am follwoing the guide http://gazebosim.org/tutorials?tut=install_on_windows. When trying to follow step 10 I get the error: -- BUILD ERRORS: These must be resolved before compiling. -- Missing:...
View ArticleRay sensor doesn't work properly with DART
When I use ray sensor with DART engine its rays always go throught objects both physically and visually. To illustrate my problem I attached screenshot and ray_sensor_example_dart.world file. Did...
View ArticleBuild an environment in Gazebo
I want to build an indoor distribution center (DC) model. I'm trying to do it directly on gazebo using bookshelves and boxes to create the environment, but it looks not very elegant. Gazebo is limited...
View ArticleAccess Joint from Sensor Element to Detect Full LIDAR Rotation
I've been working on a sensor plugin for a LIDAR sensor simulation. We added a plugin element nested in a sensor element. However, we need to access a joint that is also in the model. We want to know...
View ArticleHow to get image without storing into disk from gazebo ?
After previous issue : http://answers.gazebosim.org/question/16154/some-issues-about-the-images-capture-in-gazebo/ .I can get images from gazebo by the instructions from sloretz. However, I can only...
View ArticleProblem with prismatic joint and setForce function
I have 2 primastic joints that have to raise a ramp, but whenever i try to setForce() the joints i get the ramp raised for a split second and the joints go back to the original position. How do i make...
View ArticleIs it possible to send a world pointer in a message?
Would it be possible to define a message that transports a pointer to the world class (physics::WorldPtr) in gazebo and send such a message to another node. The upshot would be having something like...
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