def cosine_slope():
turtle.setworldcoordinates(-6.2, -12, 6.2, 12)
f = lambda x: -x + 5 * math.cos(x)
demo = Demo(f)
demo.start(-6)
demo.bag([x * 0.1 for x in range(-62, 62)])
gen = hill_climb.seek(-6, 0.1, f)
for x, y in gen:
demo.move(x, y, False)
def quadratic():
turtle.setworldcoordinates(-12, -2, 12, 102)
f = lambda x: x**2
demo = Demo(f)
demo.start(-10)
demo.bag([x * 0.5 for x in range(-20, 21)])
gen = hill_climb.seek(-10, 0.5, f)
for x, y in gen:
demo.move(x, y, False)
def sa_demo(curr_x, step, f, temperature, x_points, min_x, max_x, *setup):
turtle.setworldcoordinates(*setup)
demo = Demo(f)
demo.start(curr_x)
demo.bag(x_points)
gen = sim_anneal.seek(curr_x, step, f, temperature, min_x, max_x)
for x, y, t, j in gen:
demo.move(x, y, j)
curr_x = x
print(curr_x, f(curr_x))
def slanty_bag():
turtle.setworldcoordinates(-2.2, -2, 12.2, 22)
demo = Demo(slanty_bag_curve)
demo.bag([x * 0.5 for x in range(-1, 22)])
x = -0.5
step = 0.1
demo.start(x)
gen = hill_climb.seek(x, step, slanty_bag_curve)
for x, y in gen:
demo.move(x, y, False)
def stuck():
turtle.setworldcoordinates(-12, -1, 12, 15)
f = lambda x: math.fabs(x)
demo = Demo(f)
start = -10
step = 3
demo.start(start)
demo.bag(range(-10, 11))
gen = hill_climb.seek(start, step, f)
for x, y in gen:
demo.move(x, y, False)
def background_thread():
"""Demo ball."""
ball = Demo()
while True:
time.sleep(0.01)
ball.move()
data = 'Player "%s" (%s) moved to %s.' % (ball.nick, ball.color,
ball.short_coords())
socketio.emit('response',
{
'data': data,
# 'count': count,
},
namespace='/test')
