def update(self, d_time, players: pygame.sprite.Group, missile_wrapper: MissileWrapper):
for e in self.sprites():
if e.life > 0:
missile_wrapper.enemy_hit(e)
for e in self.sprites():
if e.life > 0:
missile_wrapper.enemy_aoe_hit(e)
missile_wrapper.add_from_enemy(e.shoot())
if e.state is Enemy.State.DEAD:
self.remove(e)
if len(players.sprites()) > 1:
for e in self.sprites():
dps = [Vector(p.rect.center[0] - e.rect.center[0], p.rect.center[1] - e.rect.center[1]).magnitude()
for p in players.sprites()]
min_dp = min(dps)
for i in range(len(dps)):
if min_dp == dps[i]:
e.update(d_time, players.sprites()[i].rect.center)
elif len(players.sprites()) == 1:
super().update(d_time, players.sprites()[0].rect.center)
if len(self.sprites()) < self.max_enemies:
self.timer += d_time
if self.timer > self.new_enemy_spawn_interval:
self.add([self.enemy_prefab((random.randrange(0, self.screen.get_width(), 1), -30))
for i in range(self.new_enemies_number)])
self.timer = 0
def render(self, sprites: pygame.sprite.Group):
self.display.fill((0, 0, 0))
for star in self.stars:
pygame.draw.rect(self.display, (200, 200, 200), star)
sprites.draw(self.display)
pygame.display.update()
def update(self, frametime: int, food_group: pygame.sprite.Group):
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
if event.type == pygame.KEYDOWN and event.key in self.shortcuts.keys(
):
event: pygame.event.Event
# Prevents movement to the opposite direction(snake would collide with itself)
opposites = {
Direction.N: Direction.S,
Direction.S: Direction.N,
Direction.W: Direction.E,
Direction.E: Direction.W,
}
direction = self.shortcuts.get(event.key)
if opposites.get(self.direction) != direction:
self.new_direction = direction
# Using frametime keeps the movement relatively stable despite the FPS the game is running at
if self.frametime_counter >= self.frametime_for_step:
self.direction = self.new_direction
if self.new_head is None:
self.step()
else:
head: SnakeUnit = self.sprites().pop()
x_mov = self.direction.value[0]
y_mov = self.direction.value[1]
self.new_head.rect = head.rect.move(x_mov, y_mov)
self.add(self.new_head)
self.new_head = None
self.frametime_counter = 0
head: SnakeUnit = self.sprites().pop()
collided_foods = pygame.sprite.spritecollide(head,
food_group,
dokill=True)
if collided_foods:
self.new_head = SnakeUnit()
food_group.add(Food(self))
# Kill snake if it is out of screen
head: SnakeUnit = self.sprites().pop()
if (head.rect.x < 0 or head.rect.x > Screen.WIDTH - head.rect.w
or head.rect.y < 0
or head.rect.y > Screen.HEIGHT - head.rect.h):
self.dead = True
# Kill snake if it collides with itself
if not self.dead:
sprites: List[SnakeUnit] = self.sprites()
head: SnakeUnit = sprites.pop()
for sprite in sprites:
if pygame.sprite.collide_rect(sprite, head):
self.dead = True
break
else:
self.frametime_counter += frametime
def check_play_button(ai_settings: Settings, stats: GameStats,
screen: pygame.Surface, play_button: Button,
sb: ScoreBoard, ship: Ship, aliens: pygame.sprite.Group,
bullets: pygame.sprite.Group, mouse_x: int,
mouse_y: int) -> NoReturn:
"""在晚间单机play按钮时开始新游戏"""
button_clicked = play_button.rect.collidepoint(mouse_x, mouse_y)
if button_clicked and not stats.game_active:
# 重置游戏设置
ai_settings.initialize_dynamic_settings()
# 隐藏光标
pygame.mouse.set_visible(False)
# 重置游戏统计信息
stats.reset_stats()
stats.game_active = True
# 重置记分牌图像
sb.prep_score()
sb.prep_high_score()
sb.prep_level()
sb.prep_ships()
# 清空外星人列表和子弹列表
aliens.empty()
bullets.empty()
# 创建一群新的外星人，并让飞船居中
create_fleet(ai_settings, screen, ship, aliens)
ship.center_ship()
def update_fire(self, projectile_group: pygame.sprite.Group):
if self.fire_timer > self.fire_delay:
projectile_group.add(
MultiProjectile(self.p_speed, self.rect.x + self.rect.w / 2, self.rect.bottom, [self.p_im], 0,
self.p_count, self.p_fire_angle, self.p_spread).projectiles_group)
self.fire_timer = 0
self.dirty = 1
def partie_perdue(hauteur_lave: int, générateur,
liste_de_sprites: pygame.sprite.Group) -> None:
"""Vérifie si le joueur touche la lave, si oui, afficher qu'il a perdu puis le faire retourner au menu
:param hauteur_lave: (int) la hauteur de la lave depuis le haut de la fenêtre de jeu
:param générateur: le générateur de niveaux, l'accès est donné pour pouvoir afficher les platformes
:param liste_de_sprites: une liste qui contient le joueur, permet d'afficher le joueur
"""
global niveau
# Si le joueur touche la lave
# Remet le niveau actif à 0
niveau = 0
# Dessiner tout le niveau et afficher qu'il a perdu
générateur.draw()
player.handle_keys()
liste_de_sprites.update()
liste_de_sprites.draw(screen)
étiquette('Vous avez perdu!', 720, 400, 60)
org_screen.blit(screen, (0, 0))
pygame.display.flip()
sleep(1)
# Faire attendre le joueur 3 secondes avant que le jeu ne le ramène au menu
for i in range(3):
screen.fill((0, 0, 0))
étiquette('Vous avez perdu!'.format(3 - i), 720, 400, 60)
étiquette('Retour au menu dans {} secondes'.format(3 - i), 600, 500,
60)
org_screen.blit(screen, (0, 0))
pygame.display.flip()
sleep(1)
# Retoune le joueur au menu principal
menu_général()
def fire(self, projectiles_group: pygame.sprite.Group):
# swap get_height and get_width because of rotation
projectile = MultiProjectile(self.projectile_speed,
self.x + self.rect.w / 2, self.y,
self.attack_imgs, self.anim_delay,
self.projectile_count, 90,
self.projectile_spread)
projectiles_group.add(projectile.projectiles_group)
def create_alien(ai_settings: Settings, screen: pygame.Surface,
aliens: pygame.sprite.Group, alien_number: int,
row_number: int) -> NoReturn:
"""创建一个外星人并将其放在当前行"""
alien = Alien(ai_settings, screen)
alien_width = alien.rect.width
alien.x = alien_width + 2 * alien_width * alien_number
alien.rect.x = int(alien.x)
alien.rect.y = alien.rect.height + 2 * alien.rect.height * row_number
aliens.add(alien)
def collision_pairs(grpSprites1: pygame.sprite.Group,
grpSprites2: pygame.sprite.Group,
fncCollided=pygame.sprite.collide_rect) -> List[Tuple[Sprite, Sprite]]:
lstPairs = []
lstSpr1 = grpSprites1.sprites()
lstSpr2 = grpSprites2.sprites()
for i in range(len(lstSpr1)):
for j in range(len(lstSpr2)):
if fncCollided(lstSpr1[i], lstSpr2[j]):
lstPairs.append((lstSpr1[i], lstSpr2[j]))
return lstPairs
def draw(screen: pygame.Surface, background: pygame.Surface,
framerate: int, all_sprites: pygame.sprite.Group,
clock: pygame.time.Clock, grid: Grid, current_time: int,
grid_visible: bool) -> None:
screen.blit(background, [0, 0])
all_sprites.update()
if grid_visible:
grid.draw_grid(screen, current_time)
all_sprites.draw(screen)
pygame.display.flip()
clock.tick(framerate)
def render_pipes(image_list: list, group: pygame.sprite.Group) -> Enemy:
"""Renders pipe images onto the screen. Pipe objects are created after a set
number of milliseconds. The newly formed pipe is then added to the pipes
group"""
milliseconds = pygame.time.get_ticks()
if milliseconds % 1500 < 15:
characteristics = spawn_pipe(image_list)
if characteristics is not None:
pipe = Enemy(characteristics[0], characteristics[1],
characteristics[2])
group.add(pipe)
return pipe
def move_with_gravity(asteroids: pygame.sprite.Group):
"""
Function takes tuple of planets(asteroids) calculate their gravitational
interaction.
"""
asteroids = tuple(asteroids)
for asteroid in asteroids:
asteroid.reset_forses()
for asteroid_i in asteroids:
for asteroid_j in asteroids:
# In order for not to do the same action twice
if asteroids.index(asteroid_i) < asteroids.index(asteroid_j):
asteroid_i.gravitational_force(asteroid_j)
def _add_extra_numbers(self, pos_x: int, score: str, nums_images: Dict,
nums_coords: List, nums_position: Tuple,
score_sprites: pygame.sprite.Group) -> None:
if len(score) > 1:
for i in range(1, len(score)):
if score[i] == score[0] or score[i] == score[i - 1]:
extra_number = Image(self.nums_assets, nums_coords[i],
nums_position)
else:
extra_number = nums_images[score[i]]
pos_x += extra_number.rect.width + 2
extra_number.rect = (pos_x, nums_position[1])
score_sprites.add(extra_number)
def display_game(sprites: pygame.sprite.Group, live_blocks: Shape,
solid_blocks: list):
sprites.empty()
for i in live_blocks:
sprites.add(i)
for i in solid_blocks:
sprites.add(i)
sprites.update()
screen.blit(background, (0, 0))
sprites.draw(screen)
pygame.display.flip()
def render_pipes(speed: int, timer: float, scaling: float, image_list: list,
group: pygame.sprite.Group) -> Enemy:
"""Renders pipe images onto the screen. Pipe objects are created after a set
number of milliseconds. The newly formed pipe is then added to the pipes
group"""
if timer > scaling * (1 / speed) * 1000:
characteristics = spawn_pipe(image_list)
if characteristics is not None:
pipe = Enemy(characteristics[0], characteristics[1],
characteristics[2])
group.add(pipe)
return pipe
def spawn_car(config: Config, rolling_counter: int, all_sprites: pygame.sprite.Group, supervisor: Supervisor, current_time: int) -> int:
rolling_counter += 1
if rolling_counter + 1 >= (framerate / config["spawn_cooldown"]):
car = Car(config["car"], dir=-90, supervisor=supervisor)
if pygame.sprite.spritecollideany(car, all_sprites):
car.kill()
return 0
all_sprites.add(car)
id, res = supervisor.reserve_road(car, current_time)
logging.debug(f"Spawned car: {car} with reservation {id}:{res}")
if res is False:
car.kill()
return 0
return rolling_counter + 1
def update_aliens(ai_settings: Settings, stats: GameStats,
screen: pygame.Surface, aliens: pygame.sprite.Group,
ship: Ship, bullets: pygame.sprite.Group,
sb: ScoreBoard) -> NoReturn:
"""更新外星人群中所有外星人的位置"""
check_fleet_edges(ai_settings, aliens)
aliens.update()
# 检测外星人和飞船之间的碰撞
if pygame.sprite.spritecollide(ship, aliens, False):
ship_hit(ai_settings, stats, screen, sb, ship, aliens, bullets)
# 检查是否有外星人到达了屏幕底端
check_aliens_bottom(ai_settings, stats, screen, ship, aliens, bullets, sb)
def update_bullets(ai_settings: Settings, stats: GameStats,
screen: pygame.Surface, sb: ScoreBoard, ship: Ship,
aliens: pygame.sprite.Group,
bullets: pygame.sprite.Group) -> NoReturn:
"""更新子弹的位置，并删除已消失的子弹"""
# 更新子弹的位置
bullets.update()
# 删除已消失的子弹
for bullet in bullets.copy():
if bullet.rect.bottom <= 0:
bullets.remove(bullet)
check_bullet_alien_collisions(ai_settings, stats, sb, aliens, bullets,
screen, ship)
def update(self, gold: pygame.sprite.Group) -> None:
"""Update the spinning animation and possibly jump."""
# Update the disappear timer and remove from group if time.
self._disappear_timer += 1
if self._disappear_timer % self._disappear_time == 0:
gold.remove(self)
else:
# Update the spinning animation.
self._rotation_timer += 1
if self._rotation_timer % 3 == 0:
self._current_image += 1
self.image = self._images[self._current_image % len(self._images)]
loc: tuple = self.rect.topleft
self.rect = self.image.get_rect()
self.rect.topleft = loc
def check_fleet_edges(ai_settings: Settings,
aliens: pygame.sprite.Group) -> NoReturn:
"""有外星人到达边缘是采取相应的措施"""
for alien in aliens.sprites():
if alien.check_edges():
change_fleet_direction(ai_settings, aliens)
break
def draw(sprites: pygame.sprite.Group, gas_bar: Bar, temp_bar: Bar,
score: int):
"""
:param sprites: Group of stripes
:param gas_bar: The gas bar that will be drawn
:param temp_bar: The temp_bar that will be drawn
:param score: The current score
This function renders all sprites, bars and borders.
"""
WINDOW.fill(BACKGROUND_COLOR)
sprites.draw(WINDOW)
score_text = FONT.render(str(round(score)), True, WHITE_COLOR)
WINDOW.blit(score_text, (SCREEN_SIZE[0] - score_text.get_width() - 20, 20))
gas_bar.draw(WINDOW)
temp_bar.draw(WINDOW)
def update(self, frametime: int, food_group: pygame.sprite.Group):
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
sys.exit()
if event.type == pygame.KEYDOWN and event.key in self.shortcuts.keys():
event: pygame.event.Event
# Prevents movement to the opposite direction(snake would collide with itself)
opposites = {
Direction.N: Direction.S,
Direction.S: Direction.N,
Direction.W: Direction.E,
Direction.E: Direction.W,
}
direction = self.shortcuts.get(event.key)
if opposites.get(self.direction) != direction:
self.new_direction = direction
# Using frametime keeps the movement relatively stable despite the FPS the game is running at
if self.frametime_counter >= self.frametime_for_step:
self.step()
self.frametime_counter = 0
head: SnakeUnit = self.sprites().pop()
collided_foods = pygame.sprite.spritecollide(head, food_group, dokill=True)
if len(collided_foods) > 0:
food_group.add(Food(self))
new_head = SnakeUnit()
x_mov = self.direction.value[0]
y_mov = self.direction.value[1]
new_head.rect = head.rect.move(x_mov, y_mov)
self.add(new_head)
# Correct snake position if it is out of screen
head: SnakeUnit = self.sprites().pop()
if head.rect.x < 0:
head.rect.x = Screen.WIDTH - head.rect.w
elif head.rect.x > Screen.WIDTH - head.rect.w:
head.rect.x = 0
elif head.rect.y < 0:
head.rect.y = Screen.HEIGHT - head.rect.h
elif head.rect.y > Screen.HEIGHT - head.rect.h:
head.rect.y = 0
else:
self.frametime_counter += frametime
def collision_pairs_self(grpSprites: pygame.sprite.Group,
fncCollided=pygame.sprite.collide_rect) -> List[Tuple[Sprite, Sprite]]:
lstPairs = []
lstSpr = grpSprites.sprites()
for i in range(len(lstSpr)):
for j in range(i + 1, len(lstSpr)):
if fncCollided(lstSpr[i], lstSpr[j]):
lstPairs.append((lstSpr[i], lstSpr[j]))
return lstPairs
def SpriteGroupRect(sg: pygame.sprite.Group):
if sg.__len__() > 0:
minLeft = min((o.rect.left for o in sg))
minTop = min((o.rect.top for o in sg))
maxRight = max((o.rect.right for o in sg))
maxBottom = max((o.rect.bottom for o in sg))
return pygame.rect.Rect(minLeft, minTop, maxRight - minLeft,
maxBottom - minTop)
else:
return pygame.rect.Rect(0, 0, 0, 0)
def update_keys(self, projectiles_group: pygame.sprite.Group,
enemy_projectiles_group: pygame.sprite.Group):
keys = pygame.key.get_pressed()
# math.ceil to avoid integer truncation
if keys[settings.keys["UP"]]:
#print(self.rect.y)
self.y -= (self.speed * settings.DELTA_T)
#print(self.rect.y)
self.dirty = 1
if keys[settings.keys["DOWN"]]:
self.y += (self.speed * settings.DELTA_T)
self.dirty = 1
if keys[settings.keys["LEFT"]]:
self.x -= (self.speed * settings.DELTA_T)
self.dirty = 1
if keys[settings.keys["RIGHT"]]:
self.x += (self.speed * settings.DELTA_T)
self.dirty = 1
if keys[settings.keys["BOMB"]]:
if self.bomb_timer <= 0:
enemy_projectiles_group.empty()
self.bomb_timer = 10000
self.x = max(self.x, settings.LEFT_BOUND)
self.x = min(self.x + self.rect.w, settings.RIGHT_BOUND) - self.rect.w
self.y = max(self.y, settings.LOWER_BOUND)
self.y = min(self.y + self.rect.h, settings.UPPER_BOUND) - self.rect.h
self.rect.topleft = round(self.x), round(self.y)
self.hitbox.topleft = utils.x_offset(self.rect,
self.hitbox.w), utils.y_offset(
self.rect, self.hitbox.h)
if keys[settings.keys["SHOOT"]]:
if self.timer > self.fire_delay:
settings.sounds["effects"]["shoot"].play()
self.fire(projectiles_group)
self.timer = 0
self.dirty = 1
def check_aliens_bottom(ai_settings: Settings, stats: GameStats,
screen: pygame.Surface, ship: Ship,
aliens: pygame.sprite.Group,
bullets: pygame.sprite.Group,
sb: ScoreBoard) -> NoReturn:
"""检查是否有外星人到达了屏幕底端"""
screen_rect = screen.get_rect()
for alien in aliens.sprites():
if alien.rect.bottom >= screen_rect.bottom:
# 像飞船被撞到一样进行处理
ship_hit(ai_settings, stats, screen, sb, ship, aliens, bullets)
def find_angle(missiles: pygame.sprite.Group, player):
missiles.update()
for missile in missiles:
lista = []
for num in range(2):
vec = player.rect.center[num] - missile.rect.center[num]
lista.append(vec)
vector = pygame.math.Vector2(lista[0], lista[1])
clockwise = pygame.math.Vector2.angle_to(missile.direction, vector)
if clockwise < 0:
clockwise = 360 + clockwise
anticlockwise = abs(360 - clockwise)
if clockwise < anticlockwise:
if clockwise > 10 or clockwise < -10:
missile.angle_speed = 5
else:
missile.angle_speed = 0
else:
if anticlockwise > 10 or anticlockwise < -10:
missile.angle_speed = -5
else:
missile.angle_speed = 0
def check_bullet_alien_collisions(ai_settings: Settings, stats: GameStats,
sb: ScoreBoard, aliens: pygame.sprite.Group,
bullets: pygame.sprite.Group,
screen: pygame.Surface,
ship: Ship) -> NoReturn:
"""响应子弹和外星人的碰撞"""
# 删除相应的子弹和外星人
collisions = pygame.sprite.groupcollide(bullets, aliens, True, True)
if collisions:
for alien in collisions.values():
stats.score += ai_settings.alien_points * len(alien)
sb.prep_score()
check_high_scord(stats, sb)
if len(aliens) == 0:
# 删除现有的子弹并创建一群外星人
bullets.empty()
ai_settings.increase_speed()
# 提高等级
stats.level += 1
sb.prep_level()
create_fleet(ai_settings, screen, ship, aliens)
def spawn(self, all_sprites, mobs: pg.sprite.Group) -> int:
"""
Spawns enemies pseudo-randomly in an 8x8 tile area
centered on the Spawner.
Returns count of enemies spawned.
"""
max_count = randint(
self.settings["gen"]["spawn_min"],
self.settings["gen"]["spawn_max"],
)
count = 0
for row in range(self.rows - 4, self.rows + 4):
for col in range(self.cols - 4, self.cols + 4):
if col <= self.settings["lvl"]["tiles_wide"]:
if count >= max_count:
break
elif self.level_data[row][col] == "." and random() < 0.25:
if random() < 0.5:
mob = Mob(
self.settings,
self.img,
"sleeper",
col,
row,
)
else:
mob = Mob(
self.settings,
self.img,
"thrall",
col,
row,
)
all_sprites.add(mob)
mobs.add(mob)
count += 1
self.kill()
return count
def update(self, player_projectile_group: pygame.sprite.Group,
enemy_projectile_group: pygame.sprite.Group,
player_group: pygame.sprite.Group,
powerup_group: pygame.sprite.Group):
self.fire_timer += settings.DELTA_T * 1000
self.hit_timer += settings.DELTA_T * 1000
self.update_movement()
self.update_fire(enemy_projectile_group)
hit_count = len(pygame.sprite.spritecollide(self, player_projectile_group, False))
if self.hit_timer > self.invuln_delay and pygame.sprite.spritecollide(self, player_projectile_group, True):
self.health -= hit_count
self.hit_timer = 0
if self.health <= 0:
self.kill()
settings.sounds["effects"]["explode"].play()
for p in player_group:
p.score += self.score
powerups = ["heart", "speed", "firerate", "count", "spread", "invuln"]
powerup = random.choices(powerups, weights=[settings.LIVES - p.health, 5 - p.p_speed_count,
5 - p.p_firerate_count, 5 - p.p_count_count,
5 - p.p_spread_count, 5 - p.invuln_count])
if random.randint(0,0) % 3 == 0:
powerup_group.add(Powerup(100, self.rect.x, self.rect.y, pygame.transform.rotate(powerup_ims[powerup[0]], 90), powerup[0]))
if self.is_hit():
self.image = self.image.copy()
self.image.set_alpha(127)
else:
self.image = self.image.copy()
self.image.set_alpha(255)
if pygame.sprite.spritecollide(self, player_group, False):
self.dirty = 1
if self.rect.right <= settings.LEFT_BOUND or self.rect.x >= settings.RIGHT_BOUND or \
self.rect.bottom <= settings.LOWER_BOUND or self.rect.y >= settings.UPPER_BOUND:
self.dirty = 0
