auto save

snake.py

@@ -9,7 +9,7 @@ pygame.init()
 screen = pygame.display.set_mode((660, 480))
 
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
-
+ticks=5
 # 背景
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')      # 头 朝右
@@ -18,12 +18,16 @@ body = pygame.image.load('body.png')        # 身体
 left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
+roadblock =pygame.image.load("路障2.png")
 font = pygame.font.Font("neuropol.ttf",18)
 score=0
 x, y = 240, 120
 position = [(x, y)]
 apple_x=360
 apple_y=300
+roadblock_x=300
+roadblock_y=240
+roadblock_position=[(roadblock_x,roadblock_y)]
 
 setheading = "right"
 snake_head = right
@@ -60,34 +64,52 @@ while True:
     
     if x>630 or y>450 or x<0 or y<0:
         exit()
+    for i in roadblock_position:
+        if i==(x,y):
+            exit()
     
     
     
     
     if x==apple_x and y==apple_y:
+        
         num1=random.randint(1,22)
         num2=random.randint(1,16)
         apple_x=num1*30-30
         apple_y=num2*30-30
+        if len(roadblock_position) <10: 
+            num3=random.randint(1,22)
+            num4=random.randint(1,16)
+            if num3==num1 and num2==num4 or num3==x and num4==y:
+                num3=random.randint(1,22)
+                num4=random.randint(1,16)  
+            roadblock_x=num3*30-30
+            roadblock_y=num4*30-30
+            roadblock_position.append((roadblock_x,roadblock_y))
             score+=1
     
     else:
         position.pop(0)   
     info="SCORE:"+str(score)
     a=font.render(info,True,(0,0,0))
-    # 将背景图画上去
-    screen.blit(background, (0, 0))
+    # 将背景图画上去c
+    screen.blit(background, (0,0))
     # 将贪吃蛇的头画上去
     screen.blit(snake_head, position[-1])
     
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])
+    for i in range(len(roadblock_position)-1):
+        screen.blit(roadblock, roadblock_position[i])
+    
     
     # 将果实画上去
     screen.blit(food,(apple_x,apple_y))
     screen.blit(a, (0,0))
     
     # 刷新画面
+    
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(ticks)
+    
\ No newline at end of file