save project

my_game.py

@@ -22,6 +22,9 @@ index = 0
 y = 400
 y = 400
 jumpState = "runing"
 jumpState = "runing"
 t = 30
 t = 30
+bg_x=0
+road_=0
+
 obstacle = random.choice([bush, stone, cacti])
 obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect = obstacle.get_rect()
 rect.x = 1000
 rect.x = 1000
@@ -57,6 +60,15 @@ while True:
         index += 1
         index += 1
         if index >= 5:
         if index >= 5:
             index = 0
             index = 0
+
+    bg_x -= 1
+    if bg_x <=-1000:
+        bg_x=0
+    screen.blit(background,(bg_x,500))
+    road_x-=8
+    if road_x<=-1000:
+        road_x=0
+    screen.blit(background,(bg_x,500))
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))     # 远处背景
     screen.blit(background, (0, 0))     # 远处背景
     screen.blit(road, (0, 500))     # 路
     screen.blit(road, (0, 500))     # 路