def main():
wn = turtle_helper.make_window("lightgreen", "Smile")
t = turtle_helper.make_turtle("black", 1, 150, 0)
# лицо
t.color('black', 'yellow')
t.begin_fill()
turtle_helper.draw_circle(t, 150, 90)
t.end_fill()
# глаза
t.color('black', 'blue')
turtle_helper.move(t, 85, 75)
t.begin_fill()
turtle_helper.draw_circle(t, 20, 90)
t.end_fill()
turtle_helper.move(t, -45, 75)
t.begin_fill()
turtle_helper.draw_circle(t, 20, 90)
t.end_fill()
# нос
t.pensize(10)
turtle_helper.move(t, 0, -20)
t.color('black')
t.forward(40)
# рот
turtle_helper.move(t, 80, -35)
t.color('red')
turtle_helper.draw_arc(t, 80, 270, 180, False)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Letter S")
t = turtle_helper.make_turtle("red", 2, shape="classic")
turtle_helper.move(t, -350, 0)
print_index_style(t, "02123475297516589", 30)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Spider")
t = turtle_helper.make_turtle("red", 2)
x_start, y_start = 200, 0
radius = 100
n = 3
side = polygon_side_by_radius(radius, 3)
start_angle = 90 - 180 / n
turtle_helper.move(t, x_start, y_start)
draw_polygon(t, n, side, start_angle)
old_radius = radius
while n <= 10:
n += 1
radius = old_radius / math.cos(math.pi / n)
dist = radius - old_radius
turtle_helper.move(t, t.xcor() + dist, t.ycor())
start_angle = 90 - 180 / n
side = polygon_side_by_radius(radius, n)
draw_polygon(t, n, side, start_angle)
old_radius = radius
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Square")
t = turtle_helper.make_turtle("red", 2)
size = 100
for i in range(4):
t.forward(size)
t.left(90)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Letter S")
t = turtle_helper.make_turtle("red", 2, shape="classic")
turtle_helper.move(t, -350, 0)
font_file = "index_like_font.csv"
font = read_font.read_font(font_file)
# print_with_font(t, font, "02123475297516589", 30)
print_with_font(t, font, "0123456789", 30)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Spring")
t = turtle_helper.make_turtle("red", 2, -350, 0)
for i in range(4):
turtle_helper.draw_arc(t, 80, 90, 180, False)
turtle_helper.draw_arc(t, 15, 270, 180, False)
turtle_helper.draw_arc(t, 80, 90, 180, False)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Flower")
t = turtle_helper.make_turtle("red", 2)
radius = 100
# Используем собственную функцию draw_circle
for angle in range(0, 360, 45):
turtle_helper.draw_circle(t, radius, angle)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Stars")
t = turtle_helper.make_turtle("red", 2, -250, 250)
draw_star(t, 5, 2, 230, 18 - 90)
turtle_helper.move(t, 120, -120)
t.color("blue")
draw_star(t, 11, 4, 230, 0)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Quadratic spiral")
t = turtle_helper.make_turtle("red", 2)
segment = 10
step = 5
for i in range(60):
t.forward(segment)
t.left(90)
segment += step
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Letter S")
t = turtle_helper.make_turtle("red", 2)
max_step_len = 25
steps_qty = 100
for i in range(steps_qty):
t.forward(int(max_step_len * random.random()))
to_left = 1 if random.random() < 0.5 else -1
t.left(to_left * int(180 * random.random()))
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Butterfly")
t = turtle_helper.make_turtle("red", 2)
radius = 60
step = 10
# Используем собственную функцию draw_circle
for i in range(10):
radius += step
turtle_helper.draw_circle(t, radius, 90)
turtle_helper.draw_circle(t, radius, 90, counterclockwise=False)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Letter S")
t = turtle_helper.make_turtle("red", 2)
size = 100
for i in range(2):
t.forward(size)
t.left(90)
for i in range(3):
t.forward(size)
t.right(90)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Circle")
t = turtle_helper.make_turtle("red", 2, -70, -130)
SIDES_QTY = 35
DIAM = 300
side = round(math.pi * DIAM / SIDES_QTY)
angle = 360 / SIDES_QTY
for i in range(SIDES_QTY):
t.forward(side)
t.left(angle)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Archimedean spiral")
t = turtle_helper.make_turtle("red", 2)
max_angle = 15 * 360
step = 5
k = 3
for phi in range(0, max_angle, step):
angle = degree_to_rad(phi)
x = k * angle * math.cos(angle)
y = k * angle * math.sin(angle)
t.goto(x, y)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "More squares")
t = turtle_helper.make_turtle("red", 2, -50, -100)
SQUARES_QTY = 10
side = 40
side_shift = 15
x, y = -100, -50
for i in range(SQUARES_QTY):
paint_square(t, side, x, y)
side += 2 * side_shift
x -= side_shift
y -= side_shift
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Flower")
t = turtle_helper.make_turtle("red", 2)
# Используем стандартный метод circle
side = 100
t.circle(100)
t.circle(-100)
t.left(90)
t.circle(100)
t.circle(-100)
t.left(45)
t.circle(100)
t.circle(-100)
t.right(90)
t.circle(100)
t.circle(-100)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Spider")
t = turtle_helper.make_turtle("red", 2)
ARMS_QTY = 13
length = 200
angle = 360 / ARMS_QTY
x, y = -100, -50
for i in range(ARMS_QTY):
t.forward(length)
t.stamp()
t.left(180)
t.forward(length)
t.left(180)
t.left(angle)
wn.mainloop()
def main():
wn = turtle_helper.make_window("lightgreen", "Many turtles")
# Исходные данные
x_min, x_max = -wn.window_width() // 2, wn.window_width() // 2
y_min, y_max = -wn.window_height() // 2, wn.window_height() // 2
number_of_turtles = 10
steps_of_time_number = 100
# Создаем частицы
pool = [
turtle_helper.make_turtle("blue", 3, random.randint(x_min, x_max),
random.randint(y_min, y_max), "circle")
for i in range(number_of_turtles)
]
for i in range(steps_of_time_number):
for unit in pool:
unit.forward(2)
wn.mainloop()
def main():
# Инициализация графики
BACKGROUND_COLOR = "lightblue"
WIDTH, HEIGHT = 1200, 900
wn = turtle_helper.make_window(BACKGROUND_COLOR, "Cannon shooting", WIDTH,
HEIGHT)
turtle = turtle_helper.make_turtle("blue", 0, 0, shape="circle")
turtle.speed(9)
turtle_helper.draw_line(0, 0, 1000, 0, "brown", 2, "arrow")
text_output_pos = (3 / 5) * WIDTH, (4 / 5) * HEIGHT # не пригодилось
# Инициализация механики
v0, alpha = 100, 80 # Эталон: v0, alpha = 100, 80
p = vector.Vector(0, 0)
v = vector.Vector(v0 * math.cos(math.radians(alpha)),
v0 * math.sin(math.radians(alpha)))
a = vector.Vector(0, -10)
floor_vector = vector.Vector(1, 0)
dissipation_quot = 0.4
def is_collision(ball):
_, y = ball.get_pos().coords()
_, vy = ball.get_vel().coords()
return y <= 0.1 and vy < 0
def correct_pos(ball):
ball.set_pos(vector.Vector(x, 0.000))
def potential_energy(ball):
x, y = ball.get_pos().coords()
return 10 * y * ball.get_mass()
ball = particle.Particle(p, v, a, potential_energy)
t, moves, fps = 0, 0, 10
dt = 1 / fps
while (True):
x, y = ball.get_pos().coords()
# нужно задать некие разумные условия для остановки
# они (первая часть - energy) зависят от fps, вернее от dt:
# ниже fps - тем грубее расчеты - тем выше пороговое значение energy
# и связаны с особенностями моделирования - с дискретностью расчетов
if (energy := ball.get_energy()) < 20 and y <= 0:
break
# Выводим информацию о движении на косноль
print("time:{:.1f} (pos, vel, acc) = ".format(t), end="")
ball.print_сinematics_info()
ball.print_energy_info()
print()
# Выводим информацию о движении на экран
## if moves % fps == 0:
## print(moves)
## textlines = ["Time: {:.1f}".format(t)]
## turtle_helper.print_text(*text_output_pos, textlines)
## Честно пытался сделать вывод о текущем информации о движении на экран
## но здесь, в Turtle Graphics, это оказывается крайне неудобным -
## вывод текстовой информации занимает слишком много времени и это
## нарушает отрисовку основного движения, - в общем fail
ball.move(dt)
moves += 1
turtle.goto(x, y)
if is_collision(ball):
print("COLLISION")
ball.collide_surface(floor_vector, correct_pos, dissipation_quot)
t += dt
def main():
# Инициализация графики
BACKGROUND_COLOR = "lightblue"
WIDTH, HEIGHT = 1000, 850
wn = turtle_helper.make_window(BACKGROUND_COLOR, "Chaos", WIDTH, HEIGHT)
margin = 8
width, height = WIDTH - margin, HEIGHT - margin
# границы объема
turtle_helper.draw_rectangle(0, 0, width, height, "brown", 2)
# turtle_helper.move(particle, 100, 105)
# Инициализация
import random
N = 25 # количество частиц
radius = 11
possible_vel_range = -100, 100 # диапазон (составляющих) скоростей
molecules = []
turtles = dict()
for _ in range(N): # начальная расстановка 'молекул'
while True: # обеспечиваем, чтобы они не липли к краям и друг к другу
x = random.randrange(int(radius * 1.5), int(width - radius * 1.5))
y = random.randrange(int(radius * 1.5), int(height - radius * 1.5))
pos = vector.Vector(x, y)
if not molecules: break # первая молекла - без проверок
if all(
map(lambda m: m.get_pos().dist(pos) > radius * 2.5,
molecules)):
break
v_min, v_max = possible_vel_range
vx, vy = random.randrange(v_min, v_max), random.randrange(v_min, v_max)
vel = vector.Vector(vx, vy)
acc = vector.Vector(0, 0)
molecule = sized_particle.SizedParticle(pos, vel, acc, radius)
molecules.append(molecule)
turtle = turtle_helper.make_turtle("blue", 1, x, y, "circle")
turtle.penup()
turtle.speed(50)
turtles[molecule] = turtle
t, moves = 0, 0
dt = 0.025
G = -100000
while (True): # начинаем движение
moves += 1
t += dt
for molecule in molecules:
F = vector.Vector.summa(
list(
map(lambda mol: inverse_square_force(molecule, mol, G),
molecules)))
molecule.move(dt, F)
x, y = molecule.get_pos().coords()
# проверка на столкновения с границами
if (v := walls_collision(molecule, width, height)):
molecule.collide_surface(v)
turtles[molecule].goto(x, y)