save project

my_game.py

@@ -22,6 +22,7 @@ index = 0
 y = 400
 jumpState = "runing"
 t = 30
+bg_x=0
 road_x=0
 obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
@@ -58,12 +59,17 @@ while True:
         index += 1
         if index >= 5:
             index = 0
+    bg_x-=1
+    if bg_x<=-1000:
+        bg_x=0
+    # 将背景图画上去
+    screen.blit(background, (bg_x, 0))     # 远处背景
     road_x-=8
-    if road_x<=1000:
-        road_x=0    # 将背景图画上去        # 远处背景
+    if road_x<=-1000:
+        road_x=0
     screen.blit(road, (road_x, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
-    screen.blit(background, (0, 0))
+
     if rect.x <= 0-rect.width:      # 障碍物消失
         # 创建障碍物对象
         obstacle = random.choice([bush,stone,cacti])