save project

my_game.py

@@ -22,6 +22,8 @@ index = 0
 y = 400
 jumpState = "runing"
 t = 30
+bg_x=0
+road_x=0
 obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect.x = 1000
@@ -58,7 +60,13 @@ while True:
         if index >= 5:
             index = 0
     # 将背景图画上去
-    screen.blit(background, (0, 0))     # 远处背景
+    bg_x-=1
+    if bg_x<=-1000:
+        bg_x=0
+    screen.blit(background, (0, 0))
+    road_x-=8
+    if road_x<=-1000:
+        road_x=0     # 远处背景
     screen.blit(road, (0, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空