X to create a new seed, Z to grow it. Arrow keys do make it more or less gnarly, and the branches longer or shorter.
Was fooling around with generating trees for something entirely different, but thought this became fun enough to share.
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This is great. I've always wanted to create fractal trees like this. Looking over the code really helped me figure out the general approach and using sin() and cos() for swaying is a cool touch too :)
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