Joint origin vs Link origin
Hello. I was building a Xacro model for a robotic arm in Gazebo. I am confused about the origin tags of link and joint. What is the difference ? how can I determine the perfect values for both ?
View ArticleROS/Gazebo/Matlab problem
I'm trying to create a model in gazebo that use the hokuyo model sensor to generate 3D pointclouds. I have a plugin in gazebo that set the rotational speed of the model (the target speed is set...
View Articlerobot_localization non uniform inaccurate odometry
Im running a simulation in Gazebo combining the odomery data (coming from the differential drive plugin) and the imu data (from GazeboRosImuSensor plugin). Im quite new to ROS and im totally confused...
View ArticleManipulator initial position altered after changing from a...
Hi, I am currently on Ubuntu 16.04 LTS and ROS Kinetic, working on the integration of a Husky and a Robotis Manipulator-H in the Gazebo simulator. Right now I have the manipulator working with MoveIt!...
View ArticleFaster publishing Rate for Pointcloud to PCD(pcl_ros)
Hello Guys, i use ros kinetic with gazebo 7.0. I have a world with a turtlebot inside and i want to get pcd files from the /camera/depth/point topic. Now i found a method to get pcd files from the...
View ArticleHow do I set the inital pose of a robot in gazebo?
Let's say I've created my own world file that has: This normally spawns the robot at x=0, y=0. How could I spawn it somewhere else, say x=1, y=1? I know I could spawn the robot and then move it by...
View ArticleCreatinf COLLADA (.dae) files for visual tag in Gazebo/ROS
Hi, I am on Ubuntu 16.04 LTS and ROS Kinetic right now and trying to import a model that I designed in SolidWorks (a simple tree made with sticks, its in a .sldprt file) into my Gazebo simulation. I...
View Articlerobot arm is broken link by link in gazebo
Hi all, I have succeeded loading my designed robot arm in rviz and finished planning and executing. Right now I want to use load kinect to get some simulated data for robot arm. Hence I am trying to...
View ArticleController Spawner couldn't find the expected controller_manager ROS interface.
I want to simulate many uavs in gazebo, when I launched 20uavs in gazebo, I found 17th-20th uav can't be controlled. I checked the topics' list and found 17th-20th uavs didn't have the topic...
View ArticleUsing Gazebo Plugin with .h File Type
I tried compiling a Gazebo plugin that is a header file (with .h file extension), it says: CMake Error: CMake can not determine linker language for target: gazebo_ros_moveit_planning_scene CMake Error:...
View Articlecallback error in subscriber file
I'm writing a program, subscribing to the topic /ardrone/front/image_raw, but while running the python script its showing the following error - `UnboundLocalError: local variable 'callback' referenced...
View ArticleCalling a (Gazebo) service parallelly from multiple nodes/ Remapping a...
I have a multi robot setting (with different namespaces which work totally independent of each other, in the same empty_world) in Gazebo. I have to reset the manipulated objects after a certain time...
View ArticleUnable to configure custom 1DOF gripper to TIAGo robot arm.
I am trying to integrate a new custom gripper to the tiago robot from pal robotics in ros indigo environment. I am using the gripper_action_controller ([link...
View ArticleCopter - exploring algorithm
Hello everyone I am new to ROS and Gazebo. I want to import a octocopter model (SDF) and CAD model (.STEP/ STL or similar) into a simulation environment. After selecting an area of the plane, I want...
View ArticleExplrative Path Planning using a Multicopter
Hello everybody I want to do a path planning and flight control simulation using ROS and Gezebo. I want to upload a 3D CAD file (.STL or .STEP) and plan a path around that model such that a copter...
View Article"WARNING: no messages received and simulated time is active. Is /clock being...
Running ubuntu 16.04, ROS kinetic, gazebo 7. Trying to implement a force torque sensor model onto the end-effector of a sawyer robot. Model was successfully implemented, but plugin doesn't publish any...
View Articlehelp~ please , failure install ros on raspberry pi
i am trying to install the desktop version. everything goes fine until i use this command line : rosdep install --from-paths src --ignore-src --rosdistro indigo -y -r --os=debian:jessie it keeps told...
View ArticleCan't get sonar range from Gazebo model.
I am trying to use rospy to get the range from a Gazebo sonar model. rosdistro: kinetic rosversion: 1.12.13 gazebo version: 7.12.0 This is the rospy program to get the range. #!/usr/bin/env python...
View Articlecould not find 'joint' in 'hardware_interface::PositionJointInterface', with...
Hi everyone, I have a Motoman sia10f ROS workspace that I have been working on for a while on a virtual box and everything works fine. Gazebo's visualization is slow in the virtual box so I decided to...
View ArticleFail to control two husky robots in Gazebo
I want to control two husky robots in Gazebo but only one of them can be controled. launch file 1: another launch file: target_frame: base_link # Leave empty to output scan in the pointcloud frame...
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