Markers:Points and Lines

 

initialize points ,line_strip , line_list and do some basic configuration this time we have total 3 object , init header.frame_id , header.stamp , ns(namespace) , action, orientation. 

scale mean different things for these marker types. 

we add 100 of points, line_strip , line_list and send topic every 1/30 second and  publish topic 

f is something to do with spiral rotation speed.

launch file