t.right(22.5)
def _minus(t, p, a):
t.left(22.5)
def _leftBracket(t, p, a):
p.append(t.pos())
a.append(t.heading())
def _rightBracket(t, p, a):
x, y = p.pop()
t.penup()
t.goto(x, y)
t.pendown()
t.setheading(a.pop())
definitions = {
"F": _F,
"[": _leftBracket,
"]": _rightBracket,
"-": _minus,
"+": _plus
}
l_system = LSystem(seed, rules, definitions, initial_angle=90)
l_system.compute(6)
l_system.draw()
from l_system import LSystem
seed = "F+F+F+F"
rules = {
"F": "FF+F++F+F"
}
def _F(t, p, a):
t.forward(6)
def _plus(t, p, a):
t.right(90)
def _minus(t, p, a):
t.left(90)
definitions = {
"F": _F,
"-": _minus,
"+": _plus
}
l_system = LSystem(seed, rules, definitions)
l_system.compute(5)
l_system.draw()