save project

my_game.py

@@ -37,6 +37,7 @@ t = 30
 
 
 bg_x = 0
 bg_x = 0
 road_x = 0
 road_x = 0
+time = 0
 
 
 obstacle = Block(bush,cacti,stone)     # 创建障碍物
 obstacle = Block(bush,cacti,stone)     # 创建障碍物
 block_list = pygame.sprite.Group()     #创建精灵组
 block_list = pygame.sprite.Group()     #创建精灵组
@@ -82,13 +83,19 @@ while True:
     screen.blit(road, (road_x, 500))
     screen.blit(road, (road_x, 500))
     screen.blit(wukong, (150, y))     # 悟空
     screen.blit(wukong, (150, y))     # 悟空
 
 
-    obstacle = Block(bush,cacti,stone)     # 创建障碍物
-    block_list.add(obstacle)
+    time += 1
+    if time >= 60:
+        time = 0
+        num = random.randint(0,50)
+        if num > 20:
+            obstacle = Block(bush,cacti,stone)     # 创建障碍物精灵
+            block_list.add(obstacle)
+
     for sprite in block_list:
     for sprite in block_list:
         sprite.rect.x -= 8
         sprite.rect.x -= 8
         screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y))
         screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y))
-
-    screen.blit(obstacle.image, (obstacle.rect.x, obstacle.rect.y)) 
+        if sprite.rect.x <= 0-sprite.rect.width:
+            sprite.kill()
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
     FPS.tick(60)
     FPS.tick(60)
\ No newline at end of file