save project

my_game.py

 import pygame
 from pygame import locals
 import random
-
+road_x=8
 pygame.init()  # 初始化
 # 创建一个窗口
 screen = pygame.display.set_mode((1000, 600))
@@ -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
+    road_x -= 8
+    if road_x <=-1000:
+        road_x=0
+    screen.blit(road, (road_x, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
 
     if rect.x <= 0-rect.width:      # 障碍物消失