Wow, Tube Writing! Whatever will they think of next! 
Cool image, and I'm scratching my head on how you've got those curves out of Apo!
Cool image, and I'm scratching my head on how you've got those curves out of Apo!
Actually, the flame isn't very complicated. It's very close to the one described in my tutorial, I have just spent a lot of time playing with variations... Thanks for your kind comment!