我想根據(jù)比賽時(shí)間的推移得分。為此，我想讓兩個(gè)循環(huán)同時(shí)運(yùn)行。游戲循環(huán)和得分循環(huán)，每1.5秒加1。當(dāng)我運(yùn)行程序時(shí)，分?jǐn)?shù)不會(huì)出現(xiàn)。我是否正確使用多線程？這是最好的辦法嗎？為了簡單起見，我只發(fā)布了相關(guān)代碼。謝謝！在def text_objects(text, font):

textSurface = font.render(text, True, black)

return textSurface, textSurface.get_rect()

def displayScore(text):

while(True):

textStyle = pygame.font.Font('freesansbold.ttf', 25)

# pop up window defining window and textRect to align text properly

textWindow, textRect = text_objects(text, textStyle)

textRect.center = ((display_width/2)), ((display_height/2))

gameDisplay.blit(textWindow, textRect)

pygame.display.update()

time.sleep(1.5)

text = int(text)

text +=1

text = str(text)

def gameStart():

x_change = 0

y_change = 0

x = (display_width * 0.39)

y = (display_height * 0.7)

car_width = 200

x_brick = (display_width * random.uniform(.05, .95))

y_brick = display_height - 925

# exception for the game crashing and the game loop

gameExit = False

while not gameExit:

# capturing user actions

for event in pygame.event.get():

if event.type == pygame.QUIT:

pygame.quit()

quit()

# key-down events for car movements

if event.type == pygame.KEYDOWN:

if event.key == pygame.K_LEFT:

x_change = -5

elif event.key == pygame.K_RIGHT:

x_change = 5

elif event.key == pygame.K_UP:

y_change = -5

elif event.key == pygame.K_DOWN:

y_change = 5

# cancelling out key-up events

if event.type == pygame.KEYUP:

if event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT:

x_change = 0

if event.key == pygame.K_UP or event.key == pygame.K_DOWN:

y_change = 0

# crash conditions

if x > display_width - car_width or x < 0:

crash()

if y > display_height - 175 or y < 0 - 10:

crash()

# updating car movements

x += x_change

y += y_change

# generating display

gameDisplay.fill(white)

car(x, y)

brick(x_brick, y_brick)

# moving the brick

y_brick += brick_speed

# updates for parameter given or entire surface

pygame.display.update()

# frames per second, the more frames per second the faster and smoother things move, taxing on processing speed

clock.tick(60)

t1 = Thread(target=gameStart())

t2 = Thread(target=displayScore('0'))

t1.start()

t2.start()

編輯：最后是這個(gè)。。在

^{pr2}$