class GameLoop:
def __init__(self):
'# Initialize game window and settings etc.'
self.screen = pygame.display.set_mode((1000, 1000))
pygame.display.set_caption("Asteroids")
pygame.font.init()
self.myfont = pygame.font.SysFont('Comic Sans MS', 30)
self.debug_text_surface = self.myfont.render('Hello', False,
(255, 255, 255))
self.render_pace: float = 1 / 60
self.game_active = True
asteroid_list = []
bullet_list = []
ship = Ship(self.screen, Point(400, 500), Point(0, 0), -math.pi / 2, 1)
enemy_ship = Ship(self.screen, Point(600, 500), Point(0, 0),
-math.pi / 2, 1)
self.game_state = GameState(ship, enemy_ship, bullet_list,
asteroid_list)
for count in range(0, 8):
asteroids = Asteroid(self.screen,
Point(randint(0, 900), randint(0, 900)),
Point(randint(-20, 20), randint(-20, 20)),
randint(120, 170))
list.append(asteroid_list, asteroids)
self.movement_manager = MovementManager(self.render_pace, 1000, 1000)
self.collision_manager = CollisionManager()
def handle_events(self):
for event in pygame.event.get():
'# When x button pushed quit game'
if event.type == pygame.KEYDOWN:
'#process ship one key down presses'
if event.key == pygame.K_w:
self.movement_manager.command_ship1.accel = True
elif event.key == pygame.K_a:
self.movement_manager.command_ship1.right = True
elif event.key == pygame.K_d:
self.movement_manager.command_ship1.left = True
elif event.key == pygame.K_SPACE:
self.movement_manager.command_ship1.shoot = True
elif event.key == pygame.K_8:
'#process ship two key down presses'
self.movement_manager.command_ship2.accel = True
elif event.key == pygame.K_4:
self.movement_manager.command_ship2.left = True
elif event.key == pygame.K_6:
self.movement_manager.command_ship2.right = True
elif event.key == pygame.K_0:
self.movement_manager.command_ship2.shoot = True
elif event.type == pygame.KEYUP:
'#process ship one key up presses'
if event.key == pygame.K_w:
self.movement_manager.command_ship1.accel = False
elif event.key == pygame.K_a:
self.movement_manager.command_ship1.right = False
elif event.key == pygame.K_d:
self.movement_manager.command_ship1.left = False
elif event.key == pygame.K_SPACE:
self.movement_manager.command_ship1.shoot = False
elif event.key == pygame.K_8:
'#process ship two key up presses'
self.movement_manager.command_ship2.accel = False
elif event.key == pygame.K_4:
self.movement_manager.command_ship2.left = False
elif event.key == pygame.K_6:
self.movement_manager.command_ship2.right = False
elif event.key == pygame.K_0:
self.movement_manager.command_ship2.shoot = False
elif event.type == pygame.QUIT:
self.game_active = False
pygame.quit()
def update_game(self):
self.game_state = self.movement_manager.calculate_rotation(
self.game_state)
self.game_state = self.movement_manager.calculate_pos_delta(
self.game_state)
self.game_state = self.movement_manager.calculate_movement(
self.game_state)
self.game_state = self.movement_manager.calculate_shoot(
self.game_state, self.screen)
self.game_state = self.collision_manager.if_intersect(self.game_state)
for i in self.game_state.bullets:
i.ttl -= 1
for i in self.game_state.bullets:
if i.ttl <= 0:
self.game_state.bullets.remove(i)
def render_game(self):
'#render new asteroids at new locations every call'
"#render new ship locations and heading directions"
'#render bullets as they are created and travel until they die'
self.game_state.my_ship.blitme()
self.game_state.enemy_ship.blitme()
for i in self.game_state.asteroids:
i.blitme()
for i in self.game_state.bullets:
i.blitme()
self.debug_text_surface = self.myfont.render(
str(self.game_state.my_ship.pos_delta.x), False, (255, 255, 255))
self.screen.blit(self.debug_text_surface, (0, 0))
pygame.display.flip()
self.screen.fill(000000)
"""Main game loop"""
def run_game(self):
pygame.init()
while self.game_active:
self.handle_events()
self.update_game()
self.render_game()
