Quote:
	
	
		
			
				
					Originally Posted by  Jeff
					 
				 
				If you want to draw a line, create a layer with viz.lines and use the center point of each sphere as a vertex. You can update the vertex positions as the sphere positions change. 
			
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 in that way, the system will repeat drawing the line as many as the times of position changes.
is there a way to draw one line and keep updating the position