save project

my_game.py

@@ -32,6 +32,7 @@ y = 400
 jumpState = "runing"
 t = 30
 road_x=0
+time=0
 #aa=Block(bush,cacti,stone)
 block_list=pygame.sprite.Group()
 
@@ -76,14 +77,20 @@ while True:
     screen.blit(road, (lu_x, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
 
-    aa=Block(bush,cacti,stone)
-    block_list.add(aa)
+    
+    
+    time+=1
+    if time >=60:
+        time=0
+        num=random.randint(0,50)
+        if num>20:
+            aa=Block(bush,cacti,stone)
+            block_list.add(aa)
     for sprite in block_list:
         sprite.rect.x-=8
-        screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y))
-
-    
-    screen.blit(aa.image, (aa.rect.x, aa.rect.y)) 
+        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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