save project

snake.py

 import pygame
 from pygame import locals
 
-headPosX = 240
-
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 
+fps = pygame.time.Clock()
+
+headX = 240
+headY = 120
+
 # 创建一个窗口
-screen = pygame.display.set_mode((1920, 1080))
+screen = pygame.display.set_mode((660, 380))
 
 # 背景
 background = pygame.image.load('bg.png')
@@ -20,10 +23,11 @@ while True:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
+    position = [(headX, headY)]
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (headPosX, 30))
+    screen.blit(right, position[0])
     # 将贪吃蛇的身体画上去
     screen.blit(body, (210, 120))
     screen.blit(body, (180, 120))
@@ -31,7 +35,9 @@ while True:
     # 将果实画上去
     screen.blit(food, (360, 300))
 
-    headPosX += 30
+    headX += 30
 
     # 刷新画面
     pygame.display.update()
+
+    fps.tick(3)
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