save project

my_game.py

@@ -23,8 +23,11 @@ jumpS = "run"
 y = 400
 yy = 30
 roadx = 0
-sjx = 600
 
+sj = random.choice([stone,cacti,apple])
+rect =sj.get_rect()
+rect.x=1000
+rect.y=500-rect.height
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -49,23 +52,23 @@ while True:
             jumpS = "run" 
             yy = 30
     # 将背景图画上去
-    if sjx == 600:
+    if rect.x == 1000:
         sj = random.choice([stone,cacti,apple])
         rect =sj.get_rect()
-        sjx = 1000+rect.width
-        sjy = 500-rect.height
+        rect.x = 1000
+        rect.y = 500-rect.height
     screen.blit(background, (0, 0))
     screen.blit(road, (roadx, 500))
     screen.blit(hero[index], (150, y))
-    screen.blit(sj, (sjx, sjy))
-    sjx -= 5
-    if sjx < 0-rect.width:
-        sjx = 600
+    screen.blit(sj, (rect.x, rect.y))
+    rect.x -= 8
+    if rect.x < 0-rect.width:
+        rect.x = 1000
     # 刷新画面
     pygame.display.update()
-    FPS.tick(40)
+    FPS.tick(60)
     if jumpS == "run":
         index=(index+1)%5
-    roadx -= 5
+    roadx -= 8
     if roadx == -1000:
         roadx = 0
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