save project

my_game.py

@@ -29,6 +29,8 @@ a=random.choice([apple,cacti,stone])
 rect=a.get_rect()
 rect.x=1000
 rect.y=500-rect.height
+roadd=road.get_rect()
+bd=background.get_rect()
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -65,11 +67,16 @@ while True:
         index = 0
    
     
-    # 将背景图画上去
-    screen.blit(background, (0, 0))
-    screen.blit(road, (0, 500))
+    roadd.x-=8
+    if roadd.x<=-1000:
+        roadd.x=0
+    bd.x-=2
+    if bd.x<=-1000:
+        bd.x=0
+    screen.blit(background, (bd.x, 0))
+    screen.blit(road, (roadd.x, 500))
     screen.blit(wukong, (150, y))
-    rect.x -= 5
+    rect.x -= 8
     if rect.x>0-rect.width:
         screen.blit(a,(rect.x,rect.y))