F : move forward $length units while drawing
X : move forward $length units without drawing
* : multiply length with $factor
/ : divide length by $factor
+ : turn left by $angle degrees
- : turn right by $angle degrees
> : multiply angle with $factor
< : divide angle by $factor
! : increase $factor by 1
? : decrease $factor by 1
[ : push all states to stack
] : pop all states from stack
0-8 : line colour, Palette:
black, red, green, yellow, blue, magenta, cyan, white, random
y/p/r: yaw, pitch and roll by $angle degrees
Y/P/R: yaw, pitch and roll by -$angle degrees
Drag mouse to rotate L-System