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my_game.py

@@ -64,11 +64,6 @@ while True:
         if index >= 5:
             index = 0
     # 将背景图画上去
-    screen.blit(background,(0,0))
-    road_x -= 8
-    screen.blit(road_x,500)
-
-    screen
     shan_x -=2
     if shan_x <-1000:
         shan_x=0
@@ -83,8 +78,6 @@ while True:
         # 创建障碍物对象
         aa=Block(bush,cacti,stone)
     aa.rect.x -= 8
-
- 
     screen.blit(aa.image, (aa.rect.x, aa.rect.y)) 
     # 刷新画面
     pygame.display.update()