save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
-fkfs = pygame.time.Clock()
 import random
 import random
+
 # 初始化pygame，为使用硬件做准备
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 pygame.init()
 # 创建一个窗口
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 screen = pygame.display.set_mode((660, 480))
+FPSCLOCK=pygame.time.Clock()
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
@@ -15,8 +16,9 @@ down = pygame.image.load('down.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
 mf = pygame.font.Font('neuropol.ttf',18)
 mf = pygame.font.Font('neuropol.ttf',18)
-x,y = 240, 120
-a_x,a_y = 12, 10
+x,y=240,120
+apple_x=12
+apple_y=10
 snake = [(180,90),(180,120),(210,120),(x,y)]
 snake = [(180,90),(180,120),(210,120),(x,y)]
 setheading = "right"
 setheading = "right"
 st = right
 st = right
@@ -50,11 +52,9 @@ while True:
     if setheading == "right":
     if setheading == "right":
         x+=30
         x+=30
     snake.append((x,y))
     snake.append((x,y))
-    if x == a_x*30 and y == a_y*30:
-        a_x = random.randint(0,21)
-        a_y = random.randint(0,15)
-        score +=10
-    else:
+    if x==apple_x*30 and y==apple_y*30:
+        apple_x=random.randint(0,22)    
+        apple_y=random.randint(0,16) 
     snake.pop(0)
     snake.pop(0)
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
@@ -63,13 +63,18 @@ while True:
     for i in range(len(snake)-1):
     for i in range(len(snake)-1):
         screen.blit(body,(snake[i]))
         screen.blit(body,(snake[i]))
     # 将果实画上去
     # 将果实画上去
-    screen.blit(food, (a_x*30,a_y*30))
+    screen.blit(food, (apple_x*30,apple_y*30))
     # 刷新画面
     # 刷新画面
+    if x<0 or x>630 or y<0 or y >450:
+        exit()
+    for o in range(len(snake)-1):
+        if snake[o] == (x,y):
+            exit()
     info = 'Score'+str(score)
     info = 'Score'+str(score)
     text = mf.render(info,True,(0,0,0))
     text = mf.render(info,True,(0,0,0))
     screen.blit(text,(540,10))
     screen.blit(text,(540,10))
     pygame.display.update()
     pygame.display.update()
-    fkfs.tick(3)
+    FPSCLOCK.tick(3)
     
     
     # a=(x,y)
     # a=(x,y)
     # snake.append(a)
     # snake.append(a)