auto save

my_game.py

 import pygame
 from pygame import locals
+import random
 
 
 pygame.init()  # 初始化
@@ -11,7 +12,7 @@ pygame.display.set_caption("悟空酷跑")
 background = pygame.image.load('bg.png')    # 背景
 road = pygame.image.load('road.png')      # 路
 stone = pygame.image.load('stone.png')      # 石头
-cacti = pygame.image.load('cacti.png')      # 仙人掌
+cactic = pygame.image.load('cacti.png')      # 仙人掌
 apple = pygame.image.load('bush.png')      # 灌木丛
 hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero2.png'),
@@ -21,40 +22,69 @@ hero = [pygame.image.load('hero1.png'),
 index = 0 
 jumpState = "runing"
 y = 400
-t=30
+t = 30
+b=random.choice([stone,cactic,apple])
+rect=b.get_rect()
+rect.x=1000
+rect.y=500-rect.height
+road_x=0
+bg_x=0
 
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
             exit()
         if event.type == locals.KEYDOWN:
-            if jumpState=="runing":
+            if jumpState == "runing":
                 if event.key == locals.K_SPACE:
                     jumpState = "up"
-    if jumpState == "up":       # 起跳
-        if t>0:
+    if jumpState == "up":    # 起跳
+        if t > 0:
             y -= t
-            t-=2
+            t -= 2
         else:
-            jumpState = "down"
-        
-    if jumpState == "down":     # 起跳
-        if t < 30:
+            jumpState = "down"  
+    if jumpState == "down":    # 降落
+        if t <= 30:
             y += t
-            t+=2        
+            t += 2
         else:
             jumpState = "runing"
+            t = 30
 
     wukong = hero[index]  
-    if jumpState=="runing":
+    if jumpState == "runing":
         index += 1
         if index == 5:
             index = 0
-
+    
+    
+    
+    
+    
+    
     # 将背景图画上去
-    screen.blit(background, (0, 0))
-    screen.blit(road, (0, 500))
+    bg_x-=80
+    if bg_x<-1000:
+        bg_x=10
+    screen.blit(background, (bg_x, 0))
+    
     screen.blit(wukong, (150, y))
+    rect.x-=100
+    if rect.x<0-rect.width:
+        b=random.choice([apple,stone,cactic])
+        rect=b.get_rect()
+        rect.x=1000
+        rect.y=500-rect.height
+    screen.blit(b,(rect.x,rect.y))
+    
+    road_x-=10
+    if road_x<-1000:
+        road_x=0
+    screen.blit(road,(road_x, 500))
+    
+    
     # 刷新画面
     pygame.display.update()
-    FPS.tick(30)
\ No newline at end of file
+    FPS.tick(60)
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