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/healthbar.png")

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

badguyimg=badguyimg1

# 3.1 - Load audio

hit = pygame.mixer.Sound("resources/audio/explode.wav")

enemy = pygame.mixer.Sound("resources/audio/enemy.wav")

shoot = pygame.mixer.Sound("resources/audio/shoot.wav")

hit.set_volume(0.05)

enemy.set_volume(0.05)

shoot.set_volume(0.05)

pygame.mixer.music.load('resources/audio/moonlight.wav')

pygame.mixer.music.play(-1, 0.0)

pygame.mixer.music.set_volume(0.25)

# 4 - keep looping through

running = 1

exitcode = 0

while running:

badtimer-=1

# 5 - clear the screen before drawing it again

screen.fill(0)

# 6 - draw the screen elements

for x in range(width/grass.get_width()+1):

for y in range(height/grass.get_height()+1):

screen.blit(grass,(x*100,y*100))

screen.blit(castle,(0,30))

screen.blit(castle,(0,135))

screen.blit(castle,(0,240))

screen.blit(castle,(0,345 ))

#screen.blit(player, (100,100))

#screen.blit(player, playerpos)

position = pygame.mouse.get_pos()

angle = math.atan2(position[1]-(playerpos[1]+32),position[0]-(playerpos[0]+26))

playerrot = pygame.transform.rotate(player, 360-angle*57.29)

playerpos1 = (playerpos[0]-playerrot.get_rect().width/2, playerpos[1]-playerrot.get_rect().height/2)

screen.blit(playerrot, playerpos1)

# 6.2 - Draw arrows

for bullet in arrows:

index=0

velx=math.cos(bullet[0])*10

vely=math.sin(bullet[0])*10

bullet[1]+=velx

bullet[2]+=vely

if bullet[1]640 or bullet[2]480:

arrows.pop(index)

index+=1

for projectile in arrows:

arrow1 = pygame.transform.rotate(arrow, 360-projectile[0]*57.29)

screen.blit(arrow1, (projectile[1], projectile[2]))

# 6.3 - Draw badgers

if badtimer==0:

badguys.append([640, random.randint(50,430)])

badtimer=100-(badtimer1*2)

if badtimer1>=35:

badtimer1=35

else:

badtimer1+=5

index=0

for badguy in badguys:

# 6.3.1 - Attack castle

badrect=pygame.Rect(badguyimg.get_rect())

badrect.top=badguy[1]

badrect.left=badguy[0]

if badrect.left<64:

hit.play()

healthvalue -= random.randint(5,20)

badguys.pop(index)

#6.3.2 - Check for collisions

index1=0

for bullet in arrows:

bullrect=pygame.Rect(arrow.get_rect())

bullrect.left=bullet[1]

bullrect.top=bullet[2]

if badrect.colliderect(bullrect):

enemy.play()

acc[0]+=1

badguys.pop(index)

arrows.pop(index1)

index1+=1

# 6.3.3 - Next bad guy

if badguy[0]

badguys.pop(index)

badguy[0]-=7

index+=1

for badguy in badguys:

screen.blit(badguyimg, badguy)

# 6.4 - Draw clock

font = pygame.font.Font(None, 24)

survivedtext = font.render(str((90000-pygame.time.get_ticks())/60000)+":"+str((90000-pygame.time.get_ticks())/1000%60).zfill(2), True, (0,0,0))

textRect = survivedtext.get_rect()

textRect.topright=[635,5]

screen.blit(survivedtext, textRect)

# 6.5 - Draw health bar

screen.blit(healthbar, (5,5))

for health1 in range(healthvalue):

screen.blit(health, (health1+8,8))

# 7 - update the screen

pygame.display.flip()

# 8 - loop through the events

for event in pygame.event.get():

# check if the event is the X button

if event.type==pygame.QUIT:

# if it is quit the game

pygame.quit()

exit(0)

if event.type == pygame.KEYDOWN:

if event.key==K_w:

keys[0]=True

elif event.key==K_a:

keys[1]=True

elif event.key==K_s:

keys[2]=True

elif event.key==K_d:

keys[3]=True

if event.type == pygame.KEYUP:

if event.key==pygame.K_w:

keys[0]=False

elif event.key==pygame.K_a:

keys[1]=False

elif event.key==pygame.K_s:

keys[2]=False

elif event.key==pygame.K_d:

keys[3]=False

if event.type==pygame.MOUSEBUTTONDOWN:

shoot.play()

position=pygame.mouse.get_pos()

acc[1]+=1

arrows.append([math.atan2(position[1]-(playerpos1[1]+32),position[0]-(playerpos1[0]+26)),playerpos1[0]+32,playerpos1[1]+32])

# 9 - Move player

if keys[0]:

playerpos[1]-=5

elif keys[2]:

playerpos[1]+=5

if keys[1]:

playerpos[0]-=5

elif keys[3]:

playerpos[0]+=5

#10 - Win/Lose check

if pygame.time.get_ticks()>=90000:

running=0

exitcode=1

if healthvalue<=0:

running=0

exitcode=0

if acc[1]!=0:

accuracy=acc[0]*1.0/acc[1]*100

else:

accuracy=0

# 11 - Win/lose display

if exitcode==0:

pygame.font.init()

font = pygame.font.Font(None, 24)

text = font.render("Accuracy: "+str(accuracy)+"%", True, (255,0,0))

textRect = text.get_rect()

textRect.centerx = screen.get_rect().centerx

textRect.centery = screen.get_rect().centery+24

screen.blit(gameover, (0,0))

screen.blit(text, textRect)

else:

pygame.font.init()

font = pygame.font.Font(None, 24)

text = font.render("Accuracy: "+str(accuracy)+"%", True, (0,255,0))

textRect = text.get_rect()

textRect.centerx = screen.get_rect().centerx

textRect.centery = screen.get_rect().centery+24

screen.blit(youwin, (0,0))

screen.blit(text, textRect)

while 1:

for event in pygame.event.get():

if event.type == pygame.QUIT:

pygame.quit()

exit(0)

pygame.display.flip()

运行成功的时候有点小激动，不等不感叹，国外一个13岁的小孩都这么给力，让我情何以堪？

我是看着原文实现的代码，因为译文里面有些地方有问题，游戏资源的下载连接也没给，原文里面有。

由于pygame的首页上不去没法上它的官网下载模块，ubuntu下其实很方便，一个命令就搞定了：

sudo apt-get install python-pygame

这个游戏是用的python2.7.3做的，我的系统默认安装的就是这个版本，我也就没有改了。