def feigenbaum():
y_range = input(
"Zadej y rozsah oddelene - od nuly do 1. Napriklad 0.25-0.75: ").split(
"-")
x_range = input(
"Zadej x rozsah oddelene - od nuly do 1. Napriklad 0.25-0.75: ").split(
"-")
y_range[0] = float(y_range[0])
y_range[1] = float(y_range[1])
x_range[0] = float(x_range[0])
x_range[1] = float(x_range[1])
points = int(200 * abs(1 / abs(y_range[0] - y_range[1])))
start = 0.5
min = 2
max = 4
y = start
diference = int(200 * abs(1 / abs(y_range[0] - y_range[1])))
zofka = SvgTurtle(0, 0)
for x in range(min * diference, max * diference):
x = x / diference
for point in range(points):
y = x * y * (1.0 - y)
if y_range[0] < y < y_range[1] and x_range[0] < (
x - 2) / 2 < x_range[1]:
zofka.set_pos(((x - 2) * 500 - x_range[0] * 1000) *
(1 / abs(x_range[0] - x_range[1])),
(y * 1000 - y_range[0] * 1000) *
(1 / abs(y_range[0] - y_range[1])))
zofka.self_point()
zofka.save("feigenbaum.svg")
def chaos_game(n, iterations, r, name, random=False):
zofka = SvgTurtle(500, 800)
points = n_square_points(n)
if random:
numbers = [x-100 for x in range(200)]
for point in points:
point[0] += choice(numbers)
point[1] += choice(numbers)
for point in range(len(points)):
zofka.line(points[point][0], points[point][1], points[point-1][0], points[point-1][1])
for x in range(iterations):
point = choice(points)
t = SvgTurtle(point[0], point[1])
position = zofka.position()
if position[0] > point[0]:
posx = point[0] + abs(position[0] - point[0]) * r
else:
posx = position[0] + abs(position[0] - point[0]) * (1-r)
if position[1] > point[1]:
posy = point[1] + abs(position[1] - point[1]) * r
else:
posy = position[1] + abs(position[1] - point[1]) * (1-r)
zofka.set_pos(posx, posy)
zofka.self_point()
zofka.save(name+".svg")
