save project

my_game.py

@@ -20,13 +20,33 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
 index = 0 
+y=400
+t=30 #优化跳跃幅度
 
+jumpState="running";
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
-        if event.type ==locals.KEYDOWN
+        if event.type ==locals.KEYDOWN:
+             if jumpState == "running":
+            if event.key==locals.K_SPACE:
+               
+                  jumpState="up"
+    
+    if jumpState=="up":  #跳跃状态就起飞
+        if t>0  :
+            y=y-t;
+            t-=2
+        else :
+            jumpState = "down"
+    if jumpState=="down" :
+        if t<30:
+            y+=t
+            t+=2
+        else:
+             jumpState=="running";t=30;
         
 
 
@@ -40,7 +60,7 @@ while True:
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
-    screen.blit(wukong, (150, 400))
+    screen.blit(wukong, (150, y))
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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