save project

my_game.py

@@ -21,6 +21,7 @@ hero = [pygame.image.load('hero1.png'),
 i = 0 
 y = 400
 t = 30
+road_x=0
 jumpState = "running"
 obstacle = random.choice([stone,cacti,bush])
 rect = obstacle.get_rect()
@@ -54,10 +55,14 @@ while True:
         i += 1
     if i > 4:
         i = 0
+    road_x-=8
+    if road_x<=-1000:
+        road_x=0
+
 
     # 将背景图画上去
     screen.blit(background, (0, 0))
-    screen.blit(road, (0, 500))
+    screen.blit(road, (road_x, 500))
     screen.blit(wukong, (150, y))
     if rect.x < 0-rect.width:
         obstacle = random.choice([stone,cacti,bush])