save project

my_game.py

-import pygame
+import pygame,random
 from pygame import locals
 
 pygame.init()  # 初始化
@@ -16,19 +16,20 @@ index = 0
 y=400
 jump="running"
 t=30
+obstacle=random.choice([apple,cacti,stone])
+rest=obstacle.get_rect()
+rest.x=1000
+rest.y=500-rest.height
 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()
-    pio=hero[index]
-    if index<4:
-        index+=1
-    else:
-        index=0
+    
     if event.type == locals.KEYDOWN:
-        if event.key == locals.K_SPACE:
-            jump="up"
+        if jump=="running":
+            if event.key == locals.K_SPACE:
+                jump="up"
     if jump=="up":
         if t>0:
            y-=t
@@ -42,9 +43,22 @@ while True:
         else:
             jump="running"
             t=30  
+    if jump=="running":        
+        pio=hero[index]
+    if index<4:
+        index+=1
+    else:
+        index=0
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
+    if rest.x<=0-rest.width:
+        obstacle=random.choice([apple,cacti,stone])
+        rest=obstacle.get_rect()
+        rest.x=1000
+        rest.y=500-rest.height
+    rest.x-=8
+    screen.blit(obstacle, (rest.x, rest.y))
     screen.blit(pio, (150, y))
     pygame.display.set_caption("悟空酷跑")
     # 刷新画面