save project

my_game.py

@@ -32,6 +32,8 @@ y = 400
 jumpState = "runing"
 jumpState = "runing"
 t = 30
 t = 30
 obstacle=Block(bush,cacti,stone)
 obstacle=Block(bush,cacti,stone)
+time = 0
+block_list=pygame.sprite.Group()
 
 
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
@@ -80,7 +82,19 @@ while True:
     obstacle.rect.x -= 8
     obstacle.rect.x -= 8
 
 
  
  
+        time += 1
     screen.blit(aa.image, (aa.rect.x, aa.rect.y)) 
     screen.blit(aa.image, (aa.rect.x, aa.rect.y)) 
-    # 刷新画面
+        if time>=60:
+            time=0
+            num=random.randint(0,50)
+            if num > 20:
+                obstacle = Block(bush,cacti,stone)
+                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()
+        
     pygame.display.update()
     pygame.display.update()
     FPS.tick(60)
     FPS.tick(60)
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