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  • $\begingroup$ copying your code, I get an empty Grahpics on M9? Am I missing something ? $\endgroup$ Commented Apr 10, 2015 at 15:19
  • $\begingroup$ No idea. I'm using M10. But everything seems to be within M9... $\endgroup$ Commented Apr 10, 2015 at 15:59
  • $\begingroup$ hmmm strange, 77 penguins scratching their heads to figure it out, anyhow thx for your proposed solution $\endgroup$ Commented Apr 10, 2015 at 16:54
  • $\begingroup$ I've (trivially) cleaned up the code a bit. Does it help? $\endgroup$ Commented Apr 10, 2015 at 16:58
  • $\begingroup$ @ Taiki, I have restarted M9, it works now. I think problem has been on my side. Anyhow your code looks much nicer now. :) $\endgroup$ Commented Apr 10, 2015 at 19:26