Python菜鸟快乐游戏编程_pygame（5）

Python菜鸟快乐游戏编程_pygame（博主录制，2K分辨率，超高清）

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前面介绍了pygame的一些基础知识，这节课我们来个复杂点游戏，DIY植物大战僵尸。当然不是复现原款游戏所有功能，而是简单模拟一下其中乐趣。

打开zombie文件夹，我们可以看到游戏需要很多素材，包括人物，背景，配音等等，我们可以替换这些图片。比如我用川普替换了主角，音乐也可以改为你喜欢的。

运行脚本zombie.py
运行环境anaconda2（Python2版本）
# -*- coding: utf-8 -*-
"""
Created on Sun Oct  7 10:16:24 2018
作者邮件：[email protected]
作者微信公众号：PythonEducation
"""

############################################################################################
###                                                                                      ###
###   PyGame with a SnowPea shoot bullet for defensing the zombie army coming            ###
###                                                                                      ###
###   Author: Junjie Shi                                                                 ###
###   Email : [email protected]                                                    ### 
###                                                                                      ### 
###   Do Enjoy the game!                                                                 ###
###   You need to have Python and PyGame installed to run it.                            ###
###   Run it by typing "python zombie.py" in the terminal                                ###
###                                                                                      ### 
###   This program is free software: you can redistribute it and/or modify               ### 
###   it under the terms of the GNU General Public License as published by               ### 
###   the Free Software Foundation, either version 3 of the License, or                  ### 
###   (at your option) any later version.                                                ### 
###                                                                                      ### 
###   This program is distributed in the hope that it will be useful,                    ### 
###   but WITHOUT ANY WARRANTY; without even the implied warranty of                     ### 
###   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                      ### 
###   GNU General Public License for more details.                                       ### 
###                                                                                      ### 
###   You should have received a copy of the GNU General Public License                  ### 
###   along with this program.  If not, see .              ###                                                                              ###
###                                                                                      ###
############################################################################################

import pygame, random, sys, time
from pygame.locals import *

#set up some variables
WINDOWWIDTH = 1024
WINDOWHEIGHT = 600
FPS = 30

MAXGOTTENPASS = 10
ZOMBIESIZE = 70 #includes newKindZombies
ADDNEWZOMBIERATE = 10
ADDNEWKINDZOMBIE = ADDNEWZOMBIERATE

NORMALZOMBIESPEED = 2
NEWKINDZOMBIESPEED = NORMALZOMBIESPEED / 2

PLAYERMOVERATE = 15
BULLETSPEED = 10
ADDNEWBULLETRATE = 15

TEXTCOLOR = (255, 255, 255)
RED = (255, 0, 0)

def terminate():
    pygame.quit()
    sys.exit()

def waitForPlayerToPressKey():
    while True:
        for event in pygame.event.get():
            if event.type == QUIT:
                terminate()
            if event.type == KEYDOWN:
                if event.key == K_ESCAPE: # pressing escape quits
                    terminate()
                if event.key == K_RETURN:
                    return

def playerHasHitZombie(playerRect, zombies):
    for z in zombies:
        if playerRect.colliderect(z['rect']):
            return True
    return False

def bulletHasHitZombie(bullets, zombies):
    for b in bullets:
        if b['rect'].colliderect(z['rect']):
            bullets.remove(b)
            return True
    return False

def bulletHasHitCrawler(bullets, newKindZombies):
    for b in bullets:
        if b['rect'].colliderect(c['rect']):
            bullets.remove(b)
            return True
    return False

def drawText(text, font, surface, x, y):
    textobj = font.render(text, 1, TEXTCOLOR)
    textrect = textobj.get_rect()
    textrect.topleft = (x, y)
    surface.blit(textobj, textrect)

# set up pygame, the window, and the mouse cursor
pygame.init()
mainClock = pygame.time.Clock()
windowSurface = pygame.display.set_mode((WINDOWWIDTH, WINDOWHEIGHT))#, pygame.FULLSCREEN)
pygame.display.set_caption('Zombie Defence')
pygame.mouse.set_visible(False)

# set up fonts
font = pygame.font.SysFont(None, 48)

# set up sounds
gameOverSound = pygame.mixer.Sound('gameover.wav')
pygame.mixer.music.load('grasswalk.mp3')

# set up images
playerImage = pygame.image.load('SnowPea.gif')
playerRect = playerImage.get_rect()

bulletImage = pygame.image.load('SnowPeashooterBullet.gif')
bulletRect = bulletImage.get_rect()

zombieImage = pygame.image.load('tree.png')
newKindZombieImage = pygame.image.load('ConeheadZombieAttack.gif')

backgroundImage = pygame.image.load('background.png')
rescaledBackground = pygame.transform.scale(backgroundImage, (WINDOWWIDTH, WINDOWHEIGHT))

# show the "Start" screen
windowSurface.blit(rescaledBackground, (0, 0))
windowSurface.blit(playerImage, (WINDOWWIDTH / 2, WINDOWHEIGHT - 70))
drawText('Zombie Defence By handsomestone', font, windowSurface, (WINDOWWIDTH / 4), (WINDOWHEIGHT / 4))
drawText('Press Enter to start', font, windowSurface, (WINDOWWIDTH / 3) - 10, (WINDOWHEIGHT / 3) + 50)
pygame.display.update()
waitForPlayerToPressKey()
while True:
    # set up the start of the game

    zombies = []
    newKindZombies = []
    bullets = []

    zombiesGottenPast = 0
    score = 0

    playerRect.topleft = (50, WINDOWHEIGHT /2)
    moveLeft = moveRight = False
    moveUp=moveDown = False
    shoot = False

    zombieAddCounter = 0
    newKindZombieAddCounter = 0
    bulletAddCounter = 40
    pygame.mixer.music.play(-1, 0.0)

    while True: # the game loop runs while the game part is playing
        for event in pygame.event.get():
            if event.type == QUIT:
                terminate()

            if event.type == KEYDOWN:
                if event.key == K_UP or event.key == ord('w'):
                    moveDown = False
                    moveUp = True
                if event.key == K_DOWN or event.key == ord('s'):
                    moveUp = False
                    moveDown = True

                if event.key == K_SPACE:
                    shoot = True

            if event.type == KEYUP:
                if event.key == K_ESCAPE:
                        terminate()

                if event.key == K_UP or event.key == ord('w'):
                    moveUp = False
                if event.key == K_DOWN or event.key == ord('s'):
                    moveDown = False
                
                if event.key == K_SPACE:
                    shoot = False

        # Add new zombies at the top of the screen, if needed.
        zombieAddCounter += 1
        if zombieAddCounter == ADDNEWKINDZOMBIE:
            zombieAddCounter = 0
            zombieSize = ZOMBIESIZE       
            newZombie = {'rect': pygame.Rect(WINDOWWIDTH, random.randint(10,WINDOWHEIGHT-zombieSize-10), zombieSize, zombieSize),
                        'surface':pygame.transform.scale(zombieImage, (zombieSize, zombieSize)),
                        }

            zombies.append(newZombie)

        # Add new newKindZombies at the top of the screen, if needed.
        newKindZombieAddCounter += 1
        if newKindZombieAddCounter == ADDNEWZOMBIERATE:
            newKindZombieAddCounter = 0
            newKindZombiesize = ZOMBIESIZE
            newCrawler = {'rect': pygame.Rect(WINDOWWIDTH, random.randint(10,WINDOWHEIGHT-newKindZombiesize-10), newKindZombiesize, newKindZombiesize),
                        'surface':pygame.transform.scale(newKindZombieImage, (newKindZombiesize, newKindZombiesize)),
                        }
            newKindZombies.append(newCrawler)

        # add new bullet
        bulletAddCounter += 1
        if bulletAddCounter >= ADDNEWBULLETRATE and shoot == True:
            bulletAddCounter = 0
            newBullet = {'rect':pygame.Rect(playerRect.centerx+10, playerRect.centery-25, bulletRect.width, bulletRect.height),
						 'surface':pygame.transform.scale(bulletImage, (bulletRect.width, bulletRect.height)),
						}
            bullets.append(newBullet)

        # Move the player around.
        if moveUp and playerRect.top > 30:
            playerRect.move_ip(0,-1 * PLAYERMOVERATE)
        if moveDown and playerRect.bottom < WINDOWHEIGHT-10:
            playerRect.move_ip(0,PLAYERMOVERATE)

        # Move the zombies down.
        for z in zombies:
            z['rect'].move_ip(-1*NORMALZOMBIESPEED, 0)

        # Move the newKindZombies down.
        for c in newKindZombies:
            c['rect'].move_ip(-1*NEWKINDZOMBIESPEED,0)

        # move the bullet
        for b in bullets:
            b['rect'].move_ip(1 * BULLETSPEED, 0)

        # Delete zombies that have fallen past the bottom.
        for z in zombies[:]:
            if z['rect'].left < 0:
                zombies.remove(z)
                zombiesGottenPast += 1

        # Delete newKindZombies that have fallen past the bottom.
        for c in newKindZombies[:]:
            if c['rect'].left <0:
                newKindZombies.remove(c)
                zombiesGottenPast += 1
		
		for b in bullets[:]:
			if b['rect'].right>WINDOWWIDTH:
				bullets.remove(b)
				
        # check if the bullet has hit the zombie
        for z in zombies:
            if bulletHasHitZombie(bullets, zombies):
                score += 1
                zombies.remove(z)
    
        for c in newKindZombies:
            if bulletHasHitCrawler(bullets, newKindZombies):
                score += 1
                newKindZombies.remove(c)      

        # Draw the game world on the window.
        windowSurface.blit(rescaledBackground, (0, 0))

        # Draw the player's rectangle, rails
        windowSurface.blit(playerImage, playerRect)

        # Draw each baddie
        for z in zombies:
            windowSurface.blit(z['surface'], z['rect'])

        for c in newKindZombies:
            windowSurface.blit(c['surface'], c['rect'])

        # draw each bullet
        for b in bullets:
            windowSurface.blit(b['surface'], b['rect'])

        # Draw the score and how many zombies got past
        drawText('zombies gotten past: %s' % (zombiesGottenPast), font, windowSurface, 10, 20)
        drawText('score: %s' % (score), font, windowSurface, 10, 50)

        # update the display
        pygame.display.update()
            
        # Check if any of the zombies has hit the player.
        if playerHasHitZombie(playerRect, zombies):
            break
        if playerHasHitZombie(playerRect, newKindZombies):
           break
        
        # check if score is over MAXGOTTENPASS which means game over
        if zombiesGottenPast >= MAXGOTTENPASS:
            break

        mainClock.tick(FPS)

    # Stop the game and show the "Game Over" screen.
    pygame.mixer.music.stop()
    gameOverSound.play()
    time.sleep(1)
    if zombiesGottenPast >= MAXGOTTENPASS:
        windowSurface.blit(rescaledBackground, (0, 0))
        windowSurface.blit(playerImage, (WINDOWWIDTH / 2, WINDOWHEIGHT - 70))
        drawText('score: %s' % (score), font, windowSurface, 10, 30)
        drawText('GAME OVER', font, windowSurface, (WINDOWWIDTH / 3), (WINDOWHEIGHT / 3))
        drawText('YOUR COUNTRY HAS BEEN DESTROIED', font, windowSurface, (WINDOWWIDTH / 4)- 80, (WINDOWHEIGHT / 3) + 100)
        drawText('Press enter to play again or escape to exit', font, windowSurface, (WINDOWWIDTH / 4) - 80, (WINDOWHEIGHT / 3) + 150)
        pygame.display.update()
        waitForPlayerToPressKey()
    if playerHasHitZombie(playerRect, zombies):
        windowSurface.blit(rescaledBackground, (0, 0))
        windowSurface.blit(playerImage, (WINDOWWIDTH / 2, WINDOWHEIGHT - 70))
        drawText('score: %s' % (score), font, windowSurface, 10, 30)
        drawText('GAME OVER', font, windowSurface, (WINDOWWIDTH / 3), (WINDOWHEIGHT / 3))
        drawText('YOU HAVE BEEN KISSED BY THE ZOMMBIE', font, windowSurface, (WINDOWWIDTH / 4) - 80, (WINDOWHEIGHT / 3) +100)
        drawText('Press enter to play again or escape to exit', font, windowSurface, (WINDOWWIDTH / 4) - 80, (WINDOWHEIGHT / 3) + 150)
        pygame.display.update()
        waitForPlayerToPressKey()
    gameOverSound.stop()　　

 

最后畅玩游戏，啊啊啊僵尸太多了，我们要把僵尸参数设置少一些。。

 

 

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