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Commitac1f0b4

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add 'adding sound effects to python games' tutorial
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‎README.md

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@@ -340,6 +340,7 @@ This is a repository of all the tutorials of [The Python Code](https://www.thepy
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-[How to Create a Space Invaders Game in Python](https://thepythoncode.com/article/make-a-space-invader-game-in-python). ([code](gui-programming/space-invaders-game))
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-[How to Build a Sudoku Game with Python](https://thepythoncode.com/article/make-a-sudoku-game-in-python). ([code](gui-programming/sudoku-game))
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-[How to Make a Pacman Game with Python](https://thepythoncode.com/article/creating-pacman-game-with-python). ([code](gui-programming/pacman-game))
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-[How to Add Sound Effects to your Python Game](https://thepythoncode.com/article/add-sound-effects-to-python-game-with-pygame). ([code](gui-programming/adding-sound-effects-to-games))
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For any feedback, please consider pulling requests.
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#[How to Add Sound Effects to your Python Game](https://thepythoncode.com/article/add-sound-effects-to-python-game-with-pygame)
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importpygame
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fromsettingsimportimport_sprite
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classBird(pygame.sprite.Sprite):
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def__init__(self,pos,size):
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super().__init__()
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# bird basic info
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self.frame_index=0
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self.animation_delay=3
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self.jump_move=-8
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# bird animation
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self.bird_img=import_sprite("assets/bird")
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self.image=self.bird_img[self.frame_index]
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self.image=pygame.transform.scale(self.image, (size,size))
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self.rect=self.image.get_rect(topleft=pos)
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self.mask=pygame.mask.from_surface(self.image)
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# bird status
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self.direction=pygame.math.Vector2(0,0)
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self.score=0
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# for bird's flying animation
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def_animate(self):
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sprites=self.bird_img
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sprite_index= (self.frame_index//self.animation_delay)%len(sprites)
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self.image=sprites[sprite_index]
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self.frame_index+=1
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self.rect=self.image.get_rect(topleft=(self.rect.x,self.rect.y))
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self.mask=pygame.mask.from_surface(self.image)
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ifself.frame_index//self.animation_delay>len(sprites):
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self.frame_index=0
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# to make the bird fly higher
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def_jump(self):
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self.direction.y=self.jump_move
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whoosh=pygame.mixer.Sound("assets/sfx/whoosh.mp3")
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whoosh.set_volume(0.5)
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whoosh.play()
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# updates the bird's overall state
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defupdate(self,is_jump):
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ifis_jump:
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self._jump()
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self._animate()
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# print(self.score)
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importpygame
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fromsettingsimportWIDTH,HEIGHT
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pygame.font.init()
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classGameIndicator:
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def__init__(self,screen):
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self.screen=screen
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self.font=pygame.font.SysFont('Bauhaus 93',60)
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self.inst_font=pygame.font.SysFont('Bauhaus 93',30)
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self.color=pygame.Color("white")
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self.inst_color=pygame.Color("black")
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defshow_score(self,int_score):
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bird_score=str(int_score)
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score=self.font.render(bird_score,True,self.color)
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self.screen.blit(score, (WIDTH//2,50))
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definstructions(self):
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inst_text1="Press SPACE button to Jump,"
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inst_text2="Press\"R\" Button to Restart Game."
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ins1=self.inst_font.render(inst_text1,True,self.inst_color)
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ins2=self.inst_font.render(inst_text2,True,self.inst_color)
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self.screen.blit(ins1, (95,400))
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self.screen.blit(ins2, (70,450))
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importpygame,sys
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fromsettingsimportWIDTH,HEIGHT
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fromworldimportWorld
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pygame.init()
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screen=pygame.display.set_mode((WIDTH,HEIGHT))
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pygame.display.set_caption("Flappy Bird")
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classMain:
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def__init__(self,screen):
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self.screen=screen
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self.bg_img=pygame.image.load('assets/terrain/bg.png')
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self.bg_img=pygame.transform.scale(self.bg_img, (WIDTH,HEIGHT))
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self.FPS=pygame.time.Clock()
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defmain(self):
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pygame.mixer.music.load("assets/sfx/bgm.wav")
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pygame.mixer.music.play(-1)
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pygame.mixer.music.set_volume(0.8)
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world=World(screen)
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whileTrue:
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self.screen.blit(self.bg_img, (0,0))
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foreventinpygame.event.get():
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ifevent.type==pygame.QUIT:
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pygame.quit()
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sys.exit()
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elifevent.type==pygame.KEYDOWN:
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ifnotworld.playingandnotworld.game_over:
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world.playing=True
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ifevent.key==pygame.K_SPACE:
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world.update("jump")
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ifevent.key==pygame.K_r:
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world.update("restart")
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world.update()
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pygame.display.update()
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self.FPS.tick(60)
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if__name__=="__main__":
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play=Main(screen)
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play.main()
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importpygame
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classPipe(pygame.sprite.Sprite):
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def__init__(self,pos,width,height,flip):
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super().__init__()
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self.width=width
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img_path='assets/terrain/pipe.png'
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self.image=pygame.image.load(img_path)
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self.image=pygame.transform.scale(self.image, (width,height))
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ifflip:
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flipped_image=pygame.transform.flip(self.image,False,True)
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self.image=flipped_image
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self.rect=self.image.get_rect(topleft=pos)
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# update object position due to world scroll
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defupdate(self,x_shift):
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self.rect.x+=x_shift
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# removes the pipe in the game screen once it is not shown in the screen anymore
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ifself.rect.right< (-self.width):
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self.kill()
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pygame==2.5.2
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WIDTH,HEIGHT=600,680
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pipe_pair_sizes= [
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(1,7),
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(2,6),
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(3,5),
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(4,4),
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(5,3),
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(6,2),
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(7,1)
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]
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pipe_size=HEIGHT//10
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pipe_gap= (pipe_size*2)+ (pipe_size//2)
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fromosimportwalk
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importpygame
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defimport_sprite(path):
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surface_list= []
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for_,__,img_fileinwalk(path):
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forimageinimg_file:
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full_path=f"{path}/{image}"
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img_surface=pygame.image.load(full_path).convert_alpha()
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surface_list.append(img_surface)
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returnsurface_list
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importpygame
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frompipeimportPipe
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frombirdimportBird
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fromgameimportGameIndicator
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fromsettingsimportWIDTH,HEIGHT,pipe_size,pipe_gap,pipe_pair_sizes
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importrandom
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classWorld:
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def__init__(self,screen):
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self.screen=screen
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self.world_shift=0
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self.current_x=0
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self.gravity=0.5
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self.current_pipe=None
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self.pipes=pygame.sprite.Group()
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self.player=pygame.sprite.GroupSingle()
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self._generate_world()
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self.playing=False
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self.game_over=False
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self.passed=True
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self.game=GameIndicator(screen)
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# creates the player and the obstacle
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def_generate_world(self):
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self._add_pipe()
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bird=Bird((WIDTH//2-pipe_size,HEIGHT//2-pipe_size),30)
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self.player.add(bird)
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# adds pipe once the last pipe added reached the desired pipe horizontal spaces
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def_add_pipe(self):
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pipe_pair_size=random.choice(pipe_pair_sizes)
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top_pipe_height,bottom_pipe_height=pipe_pair_size[0]*pipe_size,pipe_pair_size[1]*pipe_size
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pipe_top=Pipe((WIDTH,0- (bottom_pipe_height+pipe_gap)),pipe_size,HEIGHT,True)
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pipe_bottom=Pipe((WIDTH,top_pipe_height+pipe_gap),pipe_size,HEIGHT,False)
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self.pipes.add(pipe_top)
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self.pipes.add(pipe_bottom)
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self.current_pipe=pipe_top
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# for moving background/obstacle
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def_scroll_x(self):
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ifself.playing:
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self.world_shift=-6
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else:
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self.world_shift=0
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# add gravity to bird for falling
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def_apply_gravity(self,player):
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ifself.playingorself.game_over:
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player.direction.y+=self.gravity
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player.rect.y+=player.direction.y
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# handles scoring and collision
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def_handle_collisions(self):
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bird=self.player.sprite
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# for collision checking
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ifpygame.sprite.groupcollide(self.player,self.pipes,False,False)orbird.rect.bottom>=HEIGHTorbird.rect.top<=0:
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ifself.playing:
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hit=pygame.mixer.Sound("assets/sfx/hit.wav")
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hit.set_volume(0.7)
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hit.play()
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self.playing=False
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self.game_over=True
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# for scoring
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else:
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bird=self.player.sprite
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ifbird.rect.x>=self.current_pipe.rect.centerx:
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bird.score+=1
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self.passed=True
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# updates the bird's overall state
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defupdate(self,player_event=None):
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# new pipe adder
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ifself.current_pipe.rect.centerx<= (WIDTH//2)-pipe_size:
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self._add_pipe()
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# updates, draws pipes
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self.pipes.update(self.world_shift)
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self.pipes.draw(self.screen)
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# applying game physics
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self._apply_gravity(self.player.sprite)
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self._scroll_x()
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self._handle_collisions()
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# configuring player actions
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ifplayer_event=="jump"andnotself.game_over:
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player_event=True
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elifplayer_event=="restart":
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self.game_over=False
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self.pipes.empty()
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self.player.empty()
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self.player.score=0
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self._generate_world()
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else:
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player_event=False
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ifnotself.playing:
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self.game.instructions()
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# updates, draws pipes
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self.player.update(player_event)
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self.player.draw(self.screen)
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self.game.show_score(self.player.sprite.score)

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