save project

my_game.py

@@ -26,7 +26,7 @@ obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect.x = 1000
 rect.y = 500 - rect.height
-
+roadx = 0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -59,7 +59,10 @@ while True:
             index = 0
     # 将背景图画上去
     screen.blit(background, (0, 0))     # 远处背景
-    screen.blit(road, (0, 500))     # 路
+    roadx -= 8
+    if roadx <= -1000:
+        roadx = 0
+    screen.blit(road, (roadx, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
 
     if rect.x <= 0-rect.width:      # 障碍物消失
@@ -72,4 +75,4 @@ while True:
     screen.blit(obstacle, (rect.x, rect.y)) 
     # 刷新画面
     pygame.display.update()
-    FPS.tick(60)
\ No newline at end of file
+    FPS.tick(46)
\ No newline at end of file