From 45a2fe5c246c2acf2067855eaaa8d30f26155980 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=A2=81=E8=8A=B3?= <3231711930@qq.com>
Date: Fri, 18 Jun 2021 08:09:31 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AD=90=E5=BC=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 bullet.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/bullet.py b/bullet.py
index d5503a5..61ed5ff 100644
--- a/bullet.py
+++ b/bullet.py
@@ -58,7 +58,6 @@ class BossBullet(Sprite):
 
         self.color = ai_settings.bossbullet_color
         self.speed_factor = ai_settings.bossbullet_speed_factor
-        self.height = ai_settings.bossbullet_height
 
     def update(self):
         """向下移动子弹"""
@@ -66,3 +65,11 @@ class BossBullet(Sprite):
         self.y += self.speed_factor
         # 更新表示子弹的rect的位置
         self.rect.y = self.y
+
+    def reset_position(self, bossalien):
+        """（当子弹飞出屏幕底部或者击中飞船时）回到开始的地方"""
+        self.y = bossalien.rect.bottom
+        self.x = bossalien.x
+        # 更新rect位置
+        self.rect.y = self.y
+        self.rect.x = self.x