save project

my_game.py

@@ -72,11 +72,11 @@ while True:
         if index >= 5:
             index = 0
     # 将背景图画上去
-    bg_x -= 1
+    bg_x -= 8
     if bg_x<=-1000:
         bg_x = 0
     screen.blit(background, (bg_x, 0))
-    road_x -= 8
+    road_x -= 25
     if road_x<=-1000:
         road_x = 0
     screen.blit(road, (road_x, 500))
@@ -85,7 +85,7 @@ while True:
 # ++++++++++++++++++++++
     if obstacle.rect.x <= 0-obstacle.rect.width:
         obstacle = Block(bush,cacti,stone)
-    obstacle.rect.x -= 8
+    obstacle.rect.x -= 25
 # ++++++++++++++++++++++
     screen.blit(obstacle.image, (obstacle.rect.x, obstacle.rect.y)) 
     # 刷新画面