def reflect_images(self,frames): new_frames = [] for frame in frames: flipped_frame = pygame.transform.flip(frame,True,False) new_frames.append(flipped_frame) return new_frames def create_grass_particles(self,pos,groups): animation_frames = choice(self.frames['leaf']) ParticleEffect(pos,animation_frames,groups) def create_particles(self,animation_type,pos,groups): animation_frames = self.frames[animation_type] ParticleEffect(pos,animation_frames,groups) class ParticleEffect(pygame.sprite.Sprite): def __init__(self,pos,animation_frames,groups): super().__init__(groups) self.sprite_type = 'magic' self.frame_index = 0 self.animation_speed = 0.15 self.frames = animation_frames self.image = self.frames[self.frame_index] self.rect = self.image.get_rect(center = pos) def animate(self): self.frame_index += self.animation_speed if self.frame_index >= len(self.frames): self.kill() else: self.image = self.frames[int(self.frame_index)] def update(self): self.animate()

这段代码是关于粒子效果的。其中，`reflect_images`函数是翻转图片的，用于制作粒子效果；`create_grass_particles`和`create_particles`函数是用来创建粒子效果的；`ParticleEffect`类则是粒子效果的实现，其中包含初始化、动画播放和更新等方法。