save project

my_game.py

@@ -39,7 +39,7 @@ bg_x = 0
 road_x = 0
 
 # 创建障碍物
-obstacle = Block(bush,cacti,stone)
+block_list=pygame.sprite.Group()
 
 while True:
     for event in pygame.event.get():
@@ -80,14 +80,20 @@ while True:
     if road_x<=-1000:
         road_x = 0
     screen.blit(road, (road_x, 500))
-    screen.blit(wukong, (150, y))     # 悟空
+    screen.blit(wukong, (150, y))
     
-# ++++++++++++++++++++++
-    if obstacle.rect.x <= 0-obstacle.rect.width:
-        obstacle = Block(bush,cacti,stone)
-    obstacle.rect.x -= 8
-# ++++++++++++++++++++++
-    screen.blit(obstacle.image, (obstacle.rect.x, obstacle.rect.y)) 
+    time+=1
+    if time >=60:
+        r=random.randint(0,100)
+        if r>40:
+            obstacle=Block(bush,cacti,stone)
+            block_list.add(obstacle)
+        time=0
+    for prop in block_list:
+        prop.rect.x-=8
+        screen.blit(prop.image,(prop.rect.x,prop.rect.y))                 # 悟空
+        if prop.rect.x<=0-prop.rect.width:
+            prop.kill()
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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