save project

my_game.py

@@ -32,6 +32,8 @@ road_x=0
 b_x=0
 jumpState = "running"
 obstacle = Block(stone,cacti,bush)
+block_list=pygame.sprite.Group()
+time=0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -72,10 +74,23 @@ while True:
     screen.blit(road, (road_x, 500))
     screen.blit(wukong, (150, y))
 
-    if obstacle.rect.x < 0-obstacle.rect.width:
-        obstacle =Block(stone,cacti,bush)
-    obstacle.rect.x -= 8
-    screen.blit(obstacle.image,(obstacle.rect.x,obstacle.rect.y))
-    # 刷新画面
+    # if obstacle.rect.x < 0-obstacle.rect.width:
+    #     obstacle =Block(stone,cacti,bush)
+    # obstacle.rect.x -= 8
+    # screen.blit(obstacle.image,(obstacle.rect.x,obstacle.rect.y))
+    time+=1
+    if time>=60:
+        time=0
+        num=random.randint(0,50)
+        if num>20:
+            obstacle =Block(stone,cacti,bush)
+            block_list.add(obstacle) 
+    for sprite in block_list:
+        sprite.rect.x-=8
+        screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y))
+        if sprite.rect.x<=0-sprite.rect.width:
+            sprite.kill()
+
+    # # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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