save project

my_game.py

@@ -22,6 +22,7 @@ index = 0
 y = 400
 jumpState = "runing"
 t = 30
+road_x=0
 obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect.x = 1000
@@ -59,7 +60,7 @@ 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
+    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
@@ -69,6 +70,9 @@ while True:
         rect.x = 1000
         rect.y = 500 - rect.height
     rect.x -= 8
+    road_x -= 8
+    if road_x<=-1000:
+        road_x=0
     screen.blit(obstacle, (rect.x, rect.y)) 
     # 刷新画面
     pygame.display.update()