save project

lesson8-diy2.py

@@ -51,7 +51,7 @@ bg_x = 0
 road_x = 0
 a=True
 score=0
-
+spen=8
 block_list=pygame.sprite.Group()
 # 创建障碍物
 #obstacle = Block(bush,cacti,stone)
@@ -107,7 +107,7 @@ while True:
                 obstacle=Block(bush,cacti,stone)
                 block_list.add(obstacle)
         for sprite in block_list:
-            sprite.rect.x -=8
+            sprite.rect.x -=spen
             screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y)
             if sprite.rect.x <= 0-sprite.rect.width:
                 sprite.kill()