早上逛CSDN首页就见到这么一篇教程。看了一下很有意思，就马上动手实现了一下。看看效果吧：

完整代码：

# -*- coding: utf-8 -*-

# 1 - Import library

import pygame

from pygame.locals import *

import math

import random

# 2 - Initialize the game

keys = [False, False, False, False]

playerpos=[100,100]

acc=[0,0]

arrows=[]

badtimer=100

badtimer1=0

badguys=[[640,100]]

healthvalue=194

pygame.init()

width, height = 640, 480

screen=pygame.display.set_mode((width, height))

pygame.mixer.init()

# 3 - Load images

player = pygame.image.load("resources/images/dude.png")

grass = pygame.image.load("resources/images/grass.png")

castle = pygame.image.load("resources/images/castle.png")

arrow = pygame.image.load("resources/images/bullet.png")

badguyimg1 = pygame.image.load("resources/images/badguy.png")

gameover = pygame.image.load("resources/images/gameover.png")

youwin = pygame.image.load("resources/images/youwin.png")

healthbar = pygame.image.load("resources/images/healthb