bullets[bullet1_index].reset(me.rect.midtop) bullet1_index = (bullet1_index + 1) % BULLET1_NUM # 检测子弹是否击中敌机 for b in bullets: if b.active: b.move screen.blit(b.image, b.rect) enemy_hit = pygame.sprite.spritecollide(b, enemies, False, pygame.sprite.collide_mask) if enemy_hit: b.active = False for e in enemy_hit: if e in mid_enemies or e in big_enemies: e.hit = True e.energy -= 1 if e.energy == 0: e.active = False else: e.active = False # 绘制大型敌机 for each in big_enemies: if each.active: each.move if each.hit: screen.blit(each.image_hit, each.rect) each.hit = False else: if switch_image: screen.blit(each.image1, each.rect) else: screen.blit(each.image2, each.rect) # 绘制血槽 pygame.draw.line(screen, BLACK, \ (each.rect.left, each.rect.top - 5), \ (each.rect.right, each.rect.top - 5), \ 2) # 当生命大于20%显示绿色 ， 否则显示红色 energy_remain = each.energy / enemy.BigEnemy.energy if energy_remain > 0.2: energy_color = GREEN else: energy_color = RED pygame.draw.line(screen, energy_color, \ (each.rect.left, each.rect.top - 5), \ (each.rect.left + each.rect.width * energy_remain, \ each.rect.top - 5), 2) # 即将出现在画面中 ， 播放音效 if each.rect.bottom == -50: enemy3_fly_sound.play(-1) else: # 毁灭 if not (delay % 3): if e3_destroy_index == 0: enemy3_down_sound.play screen.blit(each.destroy_images[e3_destroy_index], each.rect) e3_destroy_index = (e3_destroy_index + 1) % 6 if e3_destroy_index == 0: enemy3_fly_sound.stop score += 10000 each.reset # 绘制中型敌机： for each in mid_enemies: if each.active: each.move if each.hit: screen.blit(each.image_hit, each.rect) each.hit = False else: screen.blit(each.image, each.rect) # 绘制血槽 pygame.draw.line(screen, BLACK, \ (each.rect.left, each.rect.top - 5), \ (each.rect.right, each.rect.top - 5), \ 2) # 当生命大于20%显示绿色 ， 否则显示红色 energy_remain = each.energy / enemy.MidEnemy.energy if energy_remain > 0.2: energy_color = GREEN else: energy_color = RED pygame.draw.line(screen, energy_color, \ (each.rect.left, each.rect.top - 5), \ (each.rect.left + each.rect.width * energy_remain, \ each.rect.top - 5), 2) else: # 毁灭 if not (delay % 3): if e2_destroy_index == 0: enemy2_down_sound.play screen.blit(each.destroy_images[e2_destroy_index], each.rect) e2_destroy_index = (e2_destroy_index + 1) % 4 if e2_destroy_index == 0: score += 6000 each.reset # 绘制小型敌机： for each in small_enemies: if each.active: each.move screen.blit(each.image, each.rect) else: # 毁灭 if not (delay % 3): if e1_destroy_index == 0: enemy1_down_sound.play screen.blit(each.destroy_images[e1_destroy_index], each.rect) e1_destroy_index = (e1_destroy_index + 1) % 4 if e1_destroy_index == 0: score += 1000 each.reset # 检测我方飞机是否被撞 enemies_down = pygame.sprite.spritecollide(me, enemies, False, pygame.sprite.collide_mask) if enemies_down and not me.invincible: me.active = False for e in enemies_down: e.active = False # 绘制我方飞机 if me.active: if switch_image: screen.blit(me.image1, me.rect) else: screen.blit(me.image2, me.rect) else: # 毁灭 if not (delay % 3): if me_destroy_index == 0: me_down_sound.play screen.blit(me.destroy_images[me_destroy_index], me.rect) me_destroy_index = (me_destroy_index + 1) % 4 if me_destroy_index == 0: life_num -= 1 me.reset pygame.time.set_timer(INVINCIBLE_TIME, 3 * 1000) # 绘制全屏炸弹数量