save project

my_game.py

@@ -22,12 +22,16 @@ a=0
 y=400
 jump="runing"
 t=30
-b=random.choice([stone,cacti,bush])
-rect=b.get_rect()
-rect.x=1000
-rect.y=500-rect.height
-
-
+class Block(pygame.sprite.Sprite):
+    def __init__(self,image1,image2,image3):
+        super().__init__()
+        self.image=random.choice([image1,image2,image3])
+        self.rect=self.image.get_rect()
+        self.rect.x=1000
+        self.rect.y=500-self.rect.height
+b=Block(stone,bush,cacti)
+road_x=0
+bg_x=0      
 
 while True:
     for event in pygame.event.get():
@@ -58,16 +62,19 @@ while True:
         a+=1
         if a>len(hero)-1:
             a=0
-    screen.blit(background, (0, 0))
-    screen.blit(road, (0, 500))
+    bg_x-=1
+    if bg_x<=-1000:
+        bg_x=0
+    screen.blit(background, (bg_x, 0))
+    road_x-=8
+    if road_x<=-1000:
+        road_x=0
+    screen.blit(road, (road_x, 500))
     screen.blit(wukong, (150, y))
-    if rect.x <= 0-rect.width:
-        b=random.choice([stone,cacti,bush])
-        rect=b.get_rect()
-        rect.x=1000
-        rect.y=500-rect.height
-    rect.x-=8
-    screen.blit(b,(rect.x,rect.y))
+    if b.rect.x <= 0-b.rect.width:
+       b=Block(stone,bush,cacti)
+    b.rect.x-=8
+    screen.blit(b.image,(b.rect.x,b.rect.y))
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
\ No newline at end of file