炸掉你的城堡！（pygame獾兔大战）

代码修改bug，添加注释等，獾的速度加快之后很难……
git地址：
https://github.com/Jailman/blowupyrcastle.git
游戏资源使用了文章中附带的下载，原版文章请看这里：
http://blog.jobbole.com/46308/
附一些基本的数学知识
如图比如以角A为例
sinA=对边：斜边=BC:AC
cosA=临边：斜边=AB:AC
tanA=对边：临边=BC:AB
cotA=临边：对边=AB:BC
#!/usr/bin/python

#coding=utf8

# 1 - Import library

import cStringIO

import pygame

import random

import math

from pygame.locals import *

from os import remove

# 2 - Initialize the game

pygame.init()

pygame.display.set_caption('捍卫荣誉')

width, height = 640, 480

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

keys = [False, False, False, False]

playerpos=[130,240]

acc=[0,0] #[0]是击中数，[1]是发射数

arrows=[] #发射箭头列表，点击鼠标时向其中填充bullet列表

badtimer=100

badtimer1=0

badguys=[[640, random.randint(40,400)]]

healthvalue=194 #总血量

pygame.mixer.init()

# 3 - Load images

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

grass = pygame.image.load("resources/images/bg2.png")

castle = pygame.image.load("resources/images/hq1.png")

player = pygame.image.load("resources/images/p1.1.png")

player1 = pygame.image.load("resources/images/p1.1.png")

player2 = pygame.image.load("resources/images/p1.2.png")

arrow = pygame.image.load("resources/images/bullet6.png")

badguyimg1 = pygame.image.load("resources/images/badguy1.1.png")

badguyimg2 = pygame.image.load("resources/images/badguy1.2.png")

badguyimg3 = pygame.image.load("resources/images/badguy1.3.png")

badguyimg4 = pygame.image.load("resources/images/badguy1.4.png")

badguyimgs = [badguyimg1, badguyimg2, badguyimg3, badguyimg4]

# badguyimg = badguyimg1

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

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

gameover = pygame.image.load("resources/images/gameover2.png")

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

# 3.1 - Load audio

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

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

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

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

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

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

bgm = 'resources/audio/cowBGM.wav'

hit_castle = pygame.mixer.Sound("resources/audio/explode2.wav")

begin.set_volume(0.50)

hit.set_volume(0.07)

enemy.set_volume(0.20)

shoot.set_volume(0.07)

win.set_volume(0.25)

hit_castle.set_volume(0.18)

pygame.mixer.music.load(bgm)

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

pygame.mixer.music.set_volume(0.25)

#开局画面

running = 1

while running:

    screen.fill(0)

    screen.blit(start, (0,0))

    #提示按键开始

    font = pygame.font.Font(None, 30)

    text1 = font.render("Press [SPACE] to start", True, (255,0,0))

    screen.blit(text1, (230,450)) #调整显示文字位置

    for event in pygame.event.get():

        if event.type == pygame.KEYDOWN:

            if event.key==K_SPACE:

                begin.play()

                running = 0

        if event.type == pygame.QUIT:

            pygame.quit()

            exit(0)

    pygame.display.flip()

# 按下确定键后的透明渐变效果

from PIL import Image

def addTransparency(img, factor):

    img = img.convert('RGBA')

    img_blender = Image.new('RGBA', img.size, (0,0,0,0))

    img = Image.blend(img_blender, img, factor)

    return img

img = Image.open("resources/images/start.png")

tran = 1

while tran > 0.8:

    img = addTransparency(img, factor = tran)

    imgBuf = cStringIO.StringIO(img.tobytes())

    imgx = pygame.image.frombuffer(imgBuf.getvalue(), (640,480), "RGBA")

    screen.blit(imgx, (0,0))

    tran -= 0.001

    for event in pygame.event.get():

        if event.type == pygame.QUIT:

            pygame.quit()

            exit(0)

    pygame.display.flip()

# 4 - keep looping through

running = 1

exitcode = 0

n = 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(grass, (0,0))

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

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

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

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

    # 6.1 - Set player position and rotation

    position = pygame.mouse.get_pos()

    angle = math.atan2(position[1]-(playerpos[1]+player.get_height()/2),position[0]-(playerpos[0]+player.get_width()/2))

    # print angle

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

    playerrot = pygame.transform.rotate(player, 360-180*angle/math.pi) #180*angle/math.pi为偏转角度

    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: #arrow中的bullet列表是在按鼠标发射时追加的，bullet[0]是atan(y,x)

        # print bullet

        index=0

        velx=math.cos(bullet[0])*10 #乘数调整子弹横向速度

        # print math.cos(bullet[0])

        vely=math.sin(bullet[0])*10 #乘数调整子弹竖向速度

        # print math.sin(bullet[0])

        bullet[1]+=velx

        bullet[2]+=vely

        if bullet[1]<-64 or bullet[1]>640 or bullet[2]<-64 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:

        if badguy[0]<-64:

            badguys.pop(index)

        badguy[0]-=1 #调整獾的移动速度

        # 6.3.1 - Attack castle

        badrect=pygame.Rect(badguyimg1.get_rect())

        badrect.top=badguy[1]

        badrect.left=badguy[0]

        if badrect.left<64:

            # hit.play()

            hit_castle.play()

            healthvalue -= random.randint(5,20) #敌人碰撞城堡掉血

            badguys.pop(index)

        #hit player

        playerrect = pygame.Rect(player.get_rect())

        playerrect.left = playerpos[0] - 32 #增减一些值使触碰画面看上去更贴合

        playerrect.top = playerpos[1] - 10  #增减一些值使触碰画面看上去更贴合

        # print playerrect

        if  badrect.colliderect(playerrect):

            hit.play()

            healthvalue -= random.randint(3,12) #玩家碰撞敌人掉血

            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

        index+=1

    for badguy in badguys:

        # screen.blit(badguyimg, badguy)

        n = n + 1

        if n > (len(badguyimgs)) * 10-1:

            n = 0

        screen.blit(badguyimgs[int(n/10)], badguy)

    # 6.4 - Draw clock

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

    #此处为漏洞，当点击窗口标题时，时间依然在流逝，但是游戏却暂停了，导致点击标题即可获胜

    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))

    #在健康值上方显示文字

    hfont = pygame.font.Font(None, 20)

    htext = hfont.render("Health", True, (255,0,0))

    screen.blit(htext, (50,8)) #调整显示文字位置，覆盖在健康值上方

    # 7 - update the screen

    pygame.display.flip()

    # 8 - loop through the events

    for event in pygame.event.get():

        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

        # 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.MOUSEBUTTONDOWN:

            shoot.play()

            player = player2

            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])

        if event.type==pygame.MOUSEBUTTONUP:

            player = player1

    # 9 - Move player

    if keys[0]:

        if not playerpos[1] < 0:

            playerpos[1]-=3

    elif keys[2]:

        if not playerpos[1] > height:

            playerpos[1]+=3

    if keys[1]:

        if not playerpos[0] < 100:

            playerpos[0]-=3

    elif keys[3]:

        if not playerpos[0] > width:

            playerpos[0]+=3

    #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

    pygame.mixer.music.set_volume(0)

    lost.play()

    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))

    pygame.mixer.music.set_volume(0)

    win.play()

    screen.blit(text, textRect)

ticksstart = pygame.time.get_ticks()# 作为延时开启背景音乐

while 1:

    for event in pygame.event.get():

        if event.type == pygame.QUIT:

            pygame.quit()

            exit(0)

    ticksend = pygame.time.get_ticks()

    ticksdiff = ticksend - ticksstart #计算延时

    if ticksdiff == 3500: #开启背景音乐

        pygame.mixer.music.set_volume(0.25)

    pygame.display.flip()
巴特西

炸掉你的城堡！（pygame獾兔大战）

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