save project

my_game.py

@@ -23,6 +23,7 @@ y = 400
 jumpState = "runing"
 t = 30
 road_x=0
+background_x=0
 obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect.x = 1000
@@ -62,7 +63,10 @@ while True:
     road_x-=8
     if road_x==-1000:
         road_x=0
-    screen.blit(background, (0, 0))     # 远处背景
+    background_x-=1
+    if background_x==-1000:
+        background_x=0
+    screen.blit(background, (background_x, 0))     # 远处背景
     screen.blit(road, (road_x, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空