save project

my_game.py

@@ -18,6 +18,8 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
+lu_x=0
+shan_x=0
 index = 0   
 y = 400
 jumpState = "runing"
@@ -69,6 +71,14 @@ while True:
         rect.x = 1000
         rect.y = 500 - rect.height
     rect.x -= 8
+    lu_x -=8
+    shan_x -=8
+    if lu_x <-1000:
+        lu_x=0
+    if shan_x <-1000:
+        shan_x=0
+    screen.blit(road,(shan_x,1000))
+    screen.blit(road,(lu_x,500)) 
     screen.blit(obstacle, (rect.x, rect.y)) 
     # 刷新画面
     pygame.display.update()