def resolve_all_collisions(balls, holes, table_sides):
# destroys any circles that are in a hole
for ball_hole_combination in itertools.product(balls, holes):
if physics.distance_less_equal(ball_hole_combination[0].ball.pos,
ball_hole_combination[1].pos,
config.hole_radius):
zope.event.notify(
event.GameEvent("POTTED", ball_hole_combination[0]))
# collides balls with the table where it is needed
for line_ball_combination in itertools.product(table_sides, balls):
if physics.line_ball_collision_check(line_ball_combination[0],
line_ball_combination[1].ball):
physics.collide_line_ball(line_ball_combination[0],
line_ball_combination[1].ball)
ball_list = balls.sprites()
# ball list is shuffled to randomize ball collisions on the 1st break
random.shuffle(ball_list)
for ball_combination in itertools.combinations(ball_list, 2):
if physics.ball_collision_check(ball_combination[0].ball,
ball_combination[1].ball):
physics.collide_balls(ball_combination[0].ball,
ball_combination[1].ball)
zope.event.notify(event.GameEvent("COLLISION", ball_combination))
def test_movement11(self):
# stationary balls do not collide to conserve unnecessary computations
ball1.set_velocity((0, 0))
ball2.move_to((0, ball_radius * 2))
ball2.set_velocity((0, 0))
assert not physics.ball_collision_check(ball1, ball2)
def test_movement7(self):
ball1.set_velocity((0, 1))
ball2.move_to((0, ball_radius * 2))
ball2.set_velocity((200000000, 0))
assert physics.ball_collision_check(ball1, ball2)
def test_movement5(self):
ball1.set_velocity((1, 1))
ball2.move_to(-fortyfive_degree_position)
ball2.set_velocity((1.1, 1))
assert physics.ball_collision_check(ball1, ball2)
def test_movement1(self):
ball1.set_velocity((1, 1))
ball2.move_to((-ball_radius, 0))
ball2.set_velocity((0, 0))
assert not physics.ball_collision_check(ball1, ball2)
def test_distance6(self):
ball2.move_to(fortyfive_degree_position)
ball2.set_velocity((0, 0))
assert physics.ball_collision_check(ball1, ball2)
def test_distance5(self):
ball2.move_to((1, 0))
ball2.set_velocity((0, 0))
assert physics.ball_collision_check(ball1, ball2)
def test_distance2(self):
ball2.move_to((0, ball_radius * 2 + 1))
ball2.set_velocity((0, 0))
assert not physics.ball_collision_check(ball1, ball2)