auto save

snake.py

@@ -9,6 +9,8 @@ pygame.init()
 screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 
+
+
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')      # 头 朝右
@@ -59,6 +61,7 @@ while True:
     position.append((x, y))
     # 贪吃蛇吃到了苹果
     if x == apple_x and y == apple_y:
+        score +=1
         num1= random.randint(1, 22)   # 横排第几个格子
         num2 = random.randint(1, 16)   # 竖排第几个格子
         apple_x = 30*num1 - 30   # 苹果的x坐标
@@ -66,7 +69,8 @@ while True:
     else:
         position.pop(0)
     # 贪吃蛇撞墙
-
+    if x < 0 or x > 630 or y < 0 or y > 450:
+        exit()
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -78,8 +82,9 @@ while True:
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
     # 绘制分数
-
-
+    info = "Score:"+ str(score)
+    text = my_font.render(info, True, (0, 0, 0))
+    screen.blit(text,(540,10))
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
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+    FPSCLOCK.tick(20)
\ No newline at end of file