WLwind / line_follower

A ROS package that makes robot follow a line on the ground.

line_follower

A ROS package that you can let your robot follow a line on the ground. You can draw a line or paste a piece of adhesive tape on the floor.

Launch files

• line_follower.launch
  Run this launch file to start following.

Arguments

1. rgb_image_topic
   The topic that published from a camera node (sensor_msgs/Image).
2. cmd_vel_topic
   The topic published to the robot mobile base (geometry_msgs/Twist).
3. display_img
   Whether or not to display the processed image in a window via OpenCV (default value is false).
4. line_color
   The color of the line that the robot will follow. You can set this argument to one of the following strings (default line_color is red):
   red yellow green blue white black
   All the default argements are appropriate with Turtlebot2 and Kinect2

Published image topic

• robot_view_image
  You can obtain the processed image by subscribing to this topic.