save project

my_game.py

@@ -21,12 +21,12 @@ t=30
 index = 0
 y=400
 jumpState="running"
-stone_x=1000
 
 obstacle=random.choice([apple,stone,cacti])
 rect=obstacle.get_rect()
 rect.x=1000
 rect.y=500-rect.height
+road_x=0
 
 while True:
     for event in pygame.event.get():
@@ -63,7 +63,11 @@ while True:
         rect.y=500-rect.height
     # 将背景图画上去
     screen.blit(background, (0, 0))
-    screen.blit(road, (0, 500))
+
+    road_x-=8
+    if road_x<=-1000:
+        road_x=0
+    screen.blit(road, (road_x, 500))
     screen.blit(wukong, (150, y))
     
     rect.x-=8