save project

my_game.py

@@ -3,6 +3,13 @@ from pygame import locals
 import random
 
 pygame.init()  # 初始化
+class Block(pygame.sprite.Sprite):
+    def__init__(self,image1,image2,image3):
+        super().__init__()
+        self.image=random.choice([self,image1,image2,image3])
+        self.rect=self.image.get_rect()
+        self.rect.x=1000
+        self.rect.y=500-self.rect.height
 # 创建一个窗口
 screen = pygame.display.set_mode((1000, 600))
 FPS = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
@@ -26,7 +33,8 @@ obstacle = random.choice([bush, stone, cacti])
 rect = obstacle.get_rect()
 rect.x = 1000
 rect.y = 500 - rect.height
-road_x=0   
+road_x=0 
+bg_x=0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -56,9 +64,12 @@ while True:
     if jumpState == "runing":       # 跑步状态下
         index += 1
         if index >= 5:
-            index = 0
+            index = 0   
     # 将背景图画上去
-    screen.blit(background, (0, 0))     # 远处背景
+    bg_x-=1
+    if bg_x<=-1000:
+        bg_x=0  
+    screen.blit(background, (bg_x, 0))     # 远处背景
     screen.blit(road, (0, 500))     # 路
     screen.blit(wukong, (150, y)) 
     #道路