【pygame】sound调试通过

import pygame, sys, time, random
from pygame.locals import *

# set up pygame
pygame.init()
mainClock = pygame.time.Clock()

# set up the window
WINDOWWIDTH = 400
WINDOWHEIGHT = 400
windowSurface = pygame.display.set_mode((WINDOWWIDTH, WINDOWHEIGHT), 0, 32)
pygame.display.set_caption('Sprites and Sound')

# set up the colors
BLACK = (0, 0, 0)

# set up the block data structure
player = pygame.Rect(300, 100, 40, 40)
playerImage = pygame.image.load('player.png')
playerStretchedImage = pygame.transform.scale(playerImage, (40, 40))
foodImage = pygame.image.load('cherry.png')
foods = []
for i in range(20):
   foods.append(pygame.Rect(random.randint(0, WINDOWWIDTH - 20), random.randint(0, WINDOWHEIGHT - 20), 20, 20))

foodCounter = 0
NEWFOOD = 40

# set up keyboard variables
moveLeft = False
moveRight = False
moveUp = False
moveDown = False

MOVESPEED = 6

# set up music
pickUpSound = pygame.mixer.Sound('pickup.wav')
pygame.mixer.music.load('background.mid')
pygame.mixer.music.play(-1, 0)
musicPlaying = True

# run the game loop
while True:
   # check for the QUIT event
   for event in pygame.event.get():
       if event.type == QUIT:
           pygame.quit()
           sys.exit()
       if event.type == KEYDOWN:
           # change the keyboard variables
           if event.key == K_LEFT or event.key == ord('a'):
               moveRight = False
               moveLeft = True
           if event.key == K_RIGHT or event.key == ord('d'):
               moveLeft = False
               moveRight = True
           if event.key == K_UP or event.key == ord('w'):
               moveDown = False
               moveUp = True
           if event.key == K_DOWN or event.key == ord('s'):
               moveUp = False
               moveDown = True
       if event.type == KEYUP:
           if event.key == K_ESCAPE:
               pygame.quit()
               sys.exit()
           if event.key == K_LEFT or event.key == ord('a'):
               moveLeft = False
           if event.key == K_RIGHT or event.key == ord('d'):
               moveRight = False
           if event.key == K_UP or event.key == ord('w'):
               moveUp = False
           if event.key == K_DOWN or event.key == ord('s'):
               moveDown = False
           if event.key == ord('x'):
               player.top = random.randint(0, WINDOWHEIGHT - player.height)
               player.left = random.randint(0, WINDOWWIDTH - player.width)
           if event.key == ord('m'):
               if musicPlaying:
                   pygame.mixer.music.stop()
               else:
                   pygame.mixer.music.play(-1, 0)
               musicPlaying = not musicPlaying
       if event.type == MOUSEBUTTONUP:
                foods.append(pygame.Rect(event.pos[0] - 10, event.pos[1] - 10, 20, 20))

   foodCounter += 1
   if foodCounter >= NEWFOOD:
       # add new food
       foodCounter = 0
       foods.append(pygame.Rect(random.randint(0, WINDOWWIDTH - 20), random.randint(0, WINDOWHEIGHT - 20), 20, 20))

   # draw the black background onto the surface
   windowSurface.fill(BLACK)

   # move the player
   if moveDown and player.bottom < WINDOWHEIGHT:
        player.top += MOVESPEED
   if moveUp and player.top > 0:
        player.top -= MOVESPEED
   if moveLeft and player.left > 0:
        player.left -= MOVESPEED
   if moveRight and player.right < WINDOWWIDTH:
        player.right += MOVESPEED


   # draw the block onto the surface
   windowSurface.blit(playerStretchedImage, player)

   # check if the block has intersected with any food squares.
   for food in foods[:]:
          if player.colliderect(food):
              foods.remove(food)
              player = pygame.Rect(player.left, player.top, player.width + 2, player.height + 2)
              playerStretchedImage = pygame.transform.scale(playerImage, (player.width, player.height))
              if musicPlaying:
                  pickUpSound.play()


   # draw the food
   for food in foods:
          windowSurface.blit(foodImage, food)

   # draw the window onto the screen
   pygame.display.update()
   mainClock.tick(40)