def test_radius_calculation(self):
c = Coords(x, y)
self.assertEqual(c.radius_calculation(), (c.x**2 + c.y**2)**(0.5),
'incorrect radius-vector')
def __generate_start_position(self, players_ids):
players_count = len(players_ids)
planets = [[0, Planet(Coords(0, 0), PlanetType.BIGGEST), 0]]
alpha = random.randint(0, int(360 / players_count))
for player_id in players_ids:
coord = Coords()
tang = math.tan(alpha * math.pi / 180)
if alpha >= 360:
alpha -= 360
if alpha == 90 or alpha == 270:
coord.x = 0
coord.y = self.__screen_height * math.sin(
alpha * math.pi / 180) / 2
elif alpha == 180 or alpha == 0:
coord.y = 0
coord.x = self.__screen_length * math.cos(
alpha * math.pi / 180) / 2
elif 0 < alpha < 90:
if alpha >= self.__border_angle:
height_border = self.__screen_height / 2
coord.x = height_border / tang
coord.y = height_border
else:
height_border = self.__screen_length / 2
coord.y = height_border * tang
coord.x = height_border
elif 180 < alpha < 270:
if alpha >= self.__border_angle + 180:
height_border = self.__screen_height / 2
coord.x = -height_border / tang
coord.y = -height_border
else:
height_border = self.__screen_length / 2
coord.y = -height_border * tang
coord.x = -height_border
elif 90 < alpha < 180:
if alpha <= 180 - self.__border_angle:
height_border = self.__screen_height / 2
coord.x = height_border / tang
coord.y = height_border
else:
height_border = self.__screen_length / 2
coord.y = abs(height_border * tang)
coord.x = -height_border
elif 270 < alpha < 360:
if alpha <= 360 - self.__border_angle:
height_border = self.__screen_height / 2
coord.x = abs(height_border / tang)
coord.y = -height_border
else:
height_border = self.__screen_length / 2
coord.y = height_border * tang
coord.x = self.__screen_length / 2
planets.append([
coord.radius_calculation(),
Planet(coord, PlanetType.BIG, player_id), alpha
])
alpha += 360 / players_count
min_rad = min(planets[1:], key=lambda x: x[0])
self.__start_position_radius = min_rad[
0] - self.__planet_free_space_radius
for i in planets[1:]:
i[1].coords.x = int(self.__start_position_radius *
math.cos(i[2] * math.pi / 180))
i[1].coords.y = int(self.__start_position_radius *
math.sin(i[2] * math.pi / 180))
i[0] = self.__start_position_radius
self.__planets += [planet[1] for planet in planets]