save project

my_game.py

@@ -26,7 +26,7 @@ obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect.x = 1000
 rect.y = 500 - rect.height
-
+changex = -200
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -36,7 +36,10 @@ while True:
             if jumpState == "runing":
                 if event.key == locals.K_SPACE:
                     jumpState = "up"
-
+    if changex>-200:
+        changex = -100
+    else:
+        changex-=10
     if jumpState == "up":    # 起跳状态
         if t > 0:
             y -= t
@@ -59,9 +62,8 @@ while True:
             index = 0
     # 将背景图画上去
     screen.blit(background, (0, 0))     # 远处背景
-    screen.blit(road, (0, 500))     # 路
+    screen.blit(road, (changex, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
-
     if rect.x <= 0-rect.width:      # 障碍物消失
         # 创建障碍物对象
         obstacle = random.choice([bush,stone,cacti])
@@ -72,4 +74,4 @@ while True:
     screen.blit(obstacle, (rect.x, rect.y)) 
     # 刷新画面
     pygame.display.update()
-    FPS.tick(60)
\ No newline at end of file
+    FPS.tick(30)
\ No newline at end of file