Just click the flag. Use arrow keys to move center point, you can drag and drop the circle. Should be easy enough to modify to fit multiple objects. Each "Cycle" of light has a 15 second gap in between.
Just got bored and wanted to give it a go. I believe this method is called "Raytracing". #Cool #Lighting #Engine #Dynamic If I wanted to make this more efficient, I probably could of made the line thicker then had it create x amount of clones, rotating at increment 360/line thickness. update 28.05.19 - Made some performance changes