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You can go to the directory where view_demo.launch belongs and run roslaunch view_demo.launch directly.

If you want to run roslaunch mastering_ros_robot_description_pkg view_demo.launch, you need to do catkin_make first.

You can go to the directory where view_demo.launch belongs and run roslaunch view_demo.launch directly.

If you want to run roslaunch mastering_ros_robot_description_pkg view_demo.launch, you need to do catkin_make first.


Your edit1 is confusing, I don't know what is going on, but let me answer your 3rd question.

.rviz and .vcg file are both RViz configuration file, but since ROS Groovy the configuration file format has changed, from .vcg to .rviz. For detail, you can see RViz User Guide - configurations.

You can go to the directory where view_demo.launch belongs and run roslaunch view_demo.launch directly.

If you want to run roslaunch mastering_ros_robot_description_pkg view_demo.launch, you need to do catkin_make first.


Your edit1 is confusing, I don't know what is going on, but let me answer your 3rd question.

.rviz and .vcg file are both RViz configuration file, but since ROS Groovy the configuration file format has changed, from .vcg to .rviz. For detail, you can see RViz User Guide - configurations.


To display the robot URDF, you need to add a RobotModel in RViz. Like this: image description

You can go to the directory where view_demo.launch belongs and run roslaunch view_demo.launch directly.

If you want to run roslaunch mastering_ros_robot_description_pkg view_demo.launch, you need to do catkin_make first.


Your edit1 is confusing, I don't know what is going on, but let me answer your 3rd question.

.rviz and .vcg file are both RViz configuration file, but since ROS Groovy the configuration file format has changed, from .vcg to .rviz. For detail, you can see RViz User Guide - configurations.


To display the robot URDF, you need to add a RobotModel in RViz. Like this: image description


urdf.rviz is just a configuration file for your RViz, when you open the RViz with urdf.rviz, and add or remove some items in the Displays, and save config, then your urdf.rviz will be modified. Next time you open RViz with urdf.rviz, the configuration will be same as what you had saved.