本篇内容介绍了“怎么用python实现flappy bird游戏”的有关知识，在实际案例的操作过程中，不少人都会遇到这样的困境，接下来就让小编带领大家学习一下如何处理这些情况吧！希望大家仔细阅读，能够学有所成！
程序大概流程：1.加载图片素材文件 2.绘画开始界面，等待程序开始（按空格） 3 .程序刷新，不断while 循环（a.随机生成柱子，并移动，然后绘制 b.小鸟自下落 c.检测键盘方向按键） 4.程序结束，绘制结束界面，把分数记录到txt文件
# -*- coding: utf-8 -*-"""Created on Thu Dec 15 00:27:17 2016BY LINJUNJI SYSU 1360622136@qq.com"""import pygamefrom sys import exitimport randomfrom pygame.locals import *from pygame.font import * from gamerole import *import osimport datetimeimport numpy as npimport operator#图片路径信息BackGround_image_path2='./sources/background/day.png' #背景图片BackGround_image_path3='./sources/background/night.png'GetStart_image_path='./sources/guide/day/down.png' #开始界面GameOver_image_path='./sources/other/gameover.png'Restart_image_path='./sources/other/restart.png'Grade_blackball_path='./sources/other/grade_blackball.png'white_gold_Medal_image_path='./sources/medal/white_gold_medal.png' #奖牌图片gold_image_path='./sources/medal/gold_medal.png'silver_medal_image_path='./sources/medal/silver_medal.png'bronze_medal_image_path='./sources/medal/bronze_medal.png'Ground_image_path='./sources/background/ground.png' #地面图片pilar_image_up_path='./sources/pilar/up.png' #柱子图片pilar_image_down_path='./sources/pilar/down.png'Bird_image1_path='./sources/bird/up.png' #小鸟图片Bird_image2_path='./sources/bird/med.png'Bird_image3_path='./sources/bird/down.png'#游戏窗体设置pygame.init()screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))pygame.display.set_caption('falppy_bird') #图片载入 background_day=pygame.image.load(BackGround_image_path2)background_night=pygame.image.load(BackGround_image_path3)ground=pygame.image.load(Ground_image_path)pilar_image_up=pygame.image.load(pilar_image_up_path)pilar_image_down=pygame.image.load(pilar_image_down_path)get_start_image=pygame.image.load(GetStart_image_path)gameover_image=pygame.image.load(GameOver_image_path)medal_blackball_image=pygame.image.load(Grade_blackball_path)restart_image=pygame.image.load(Restart_image_path)bird_images=[]bird_image_up=pygame.image.load(Bird_image1_path)bird_image_med=pygame.image.load(Bird_image2_path)bird_image_down=pygame.image.load(Bird_image3_path)bird_images.append(bird_image_up)bird_images.append(bird_image_med)bird_images.append(bird_image_down)medal_images=[]medal1=pygame.image.load(white_gold_Medal_image_path)medal2=pygame.image.load(gold_image_path)medal3=pygame.image.load(silver_medal_image_path)medal4=pygame.image.load(bronze_medal_image_path)medal_images.append(medal1)medal_images.append(medal2)medal_images.append(medal3)medal_images.append(medal4)#新建小鸟bird_pos=[190,190] #小鸟初始位置mybird=Bird(bird_images,bird_pos)#柱子集合pilar_set = pygame.sprite.Group()#运行参数设置pilar_frequency=0 #柱子更新参数bird_frequency=0 #小鸟飞行频率clock = pygame.time.Clock()running=Falsescore=0flag=1def collide_circle(pilar, mybird): #碰撞检测函数 if mybird.rect.right > pilar.pilar1_rect.left and mybird.rect.left < pilar.pilar1_rect.right: if (mybird.rect.top >pilar.pilar1_rect.bottom and mybird.rect.bottom <pilar.pilar2_rect.top): return False else: return True else: if mybird.rect.bottom > 400: return True else: return False def get_history_record(score): #获取记录的得分 record=[] index =0 if os.path.isfile("record.txt"): #存在：获取记录到的内容 f=open("record.txt") line=f.readline() line=f.readline() while line !="": record.append([int(line.strip().split(",")[0]),line.strip().split(",")[1]]) line=f.readline() f.close() record.append([score,str(datetime.datetime.now())]) record.sort(key=operator.itemgetter(0),reverse=True) print record while len(record)>10: record.pop() file_writer = open("record.txt", 'w') file_writer.writelines("time"+","+"grade"+"\n") for i in range(len(record)): file_writer.writelines(str(record[i][0])+","+str(record[i][1])+"\n") if int(record[i][0]) == int(score): index=i file_writer.close() if index >3: index=3 return record[0][0],index while not running: clock.tick(60) screen.fill(0) screen.blit(get_start_image, (0, 0)) pygame.display.update() x, y=pygame.mouse.get_pos() for event in pygame.event.get(): if event.type ==pygame.QUIT: pygame.quit() exit() elif event.type == pygame.MOUSEBUTTONDOWN: if y<380 and y>300 and x>180 and x <210: running=True while True: clock.tick(60) pilar_frequency +=1 #生成柱子 if pilar_frequency %100==0: pilar_pos=[384,random.randint(130, 250)] new_pilar=Pilar(pilar_image_up, pilar_image_down, pilar_pos) pilar_set.add(new_pilar) if pilar_frequency >=1000: pilar_frequency=0 flag=(-1)*flag #移动柱子 for pilar in pilar_set: pilar.move() if collide_circle(pilar, mybird): #碰撞检测代码 mybird.is_hit=True for pilar in pilar_set: pilar.stop() if pilar.pilar1_rect.right <0: pilar_set.remove(pilar) #小鸟降落 mybird.SelfMoveDown() # 绘制背景 screen.fill(0) if flag==1: screen.blit(background_day, (0, 0)) else: screen.blit(background_night, (0, 0)) #绘制柱子 for pilar in pilar_set: screen.blit(pilar.pilar1_image,pilar.pilar1_rect) screen.blit(pilar.pilar2_image,pilar.pilar2_rect) #绘制地面 screen.blit(ground,(0,384)) #绘制玩家小鸟 bird_frequency +=1 if not mybird.is_hit: #未发生碰撞 score +=10 screen.blit(mybird.image[mybird.image_index],mybird.rect) mybird.image_index=bird_frequency % 3 else: #发生碰撞 running=False mybird.SelfDiedDown() screen.blit(mybird.image[0],mybird.rect) has_log=False while not running and mybird.is_downtoground: #画面切换到结束界面 screen.blit(gameover_image,(64,30)) screen.blit(medal_blackball_image,(42,100)) screen.blit(restart_image,(122,270)) if not has_log: bestscore,index=get_history_record(score/100) #获取历史记录情况 print score/100 print bestscore,index has_log=True screen.blit(medal_images[index],(75,160)) #要读取之前保存的信息， x, y=pygame.mouse.get_pos() #目前得分 score_font = pygame.font.Font(None, 36) score_text = score_font.render(str(score/100), True, (255,255,255)) text_rect = score_text.get_rect() text_rect.midtop = [290, 145] screen.blit(score_text, text_rect) #历史最佳得分 score_font = pygame.font.Font(None, 36) score_text = score_font.render(str(bestscore), True, (255,255,255)) text_rect = score_text.get_rect() text_rect.midtop = [290,200] screen.blit(score_text, text_rect) for event in pygame.event.get(): if event.type ==pygame.QUIT: pygame.quit() exit() elif event.type == pygame.MOUSEBUTTONDOWN: if y<360 and y>280 and x>150 and x <240: #重新开始 pilar_set = pygame.sprite.Group() mybird=Bird(bird_images,bird_pos) score=0 running=True pygame.display.update() # 绘制得分 score_font = pygame.font.Font(None, 36) score_text = score_font.render(str(score/100), True, (255,255,255)) text_rect = score_text.get_rect() text_rect.midtop = [185, 30] screen.blit(score_text, text_rect) #屏幕更新 pygame.display.update() #绘制按键执行代码 key_pressed=pygame.key.get_pressed() if not mybird.is_hit: if key_pressed[K_w] or key_pressed[K_UP]: mybird.moveUp() if key_pressed[K_s] or key_pressed[K_DOWN]: mybird.moveDown() for event in pygame.event.get(): if event.type ==pygame.QUIT: pygame.quit() exit()第二个文件，gamerole.py 定义两个类，一个是柱子类，定义柱子的生成规则和移动规则 一个是小鸟类，定义小鸟位置信息，加载图片信息以及小鸟的飞行控制
# -*- coding: utf-8 -*-"""Created on Thu Dec 15 00:27:17 2016@author: LINJUNJI """import pygameimport randomSCREEN_WIDTH =384SCREEN_HEIGHT=448INTERVEL=120 #两个障碍之间的间隔UP_LIMIT=60DOWN_LIMIT=360#小鸟类class Bird(pygame.sprite.Sprite): def __init__(self,bird_imgs,init_pos): pygame.sprite.Sprite.__init__(self) self.image=bird_imgs self.rect=self.image[0].get_rect() self.rect.midbottom=init_pos self.up_speed = 5 self.down_speed=2 self.selfdown_speed=2 self.image_index=0 #图片索引参数，控制小鸟飞行姿态变化 self.is_hit=False self.is_downtoground=False def SelfMoveDown(self): self.rect.top += self.selfdown_speed def SelfDiedDown(self): self.up_speed = 0 self.down_speed=0 self.rect.bottom +=self.selfdown_speed*2 if self.rect.bottom >=400: self.rect.bottom =400 self.is_downtoground=True def moveUp(self): if self.rect.top<=0: self.rect.top=0 else: self.rect.top -=self.up_speed def moveDown(self): if self.rect.top>=SCREEN_HEIGHT-self.rect.height: self.rect.top = SCREEN_HEIGHT-self.rect.height else: self.rect.top += self.down_speed ''' def moveLeft(self): if self.rect.left <= 0: self.rect.left = 0 else: self.rect.left -= self.speed def moveRight(self): if self.rect.left >= SCREEN_WIDTH - self.rect.width: self.rect.left = SCREEN_WIDTH - self.rect.width else: self.rect.left += self.speed '''#柱子类class Pilar(pygame.sprite.Sprite): def __init__(self,pilar_image_up,pilar_image_down,init_pos): pygame.sprite.Sprite.__init__(self) self.pilar1_image=pilar_image_up self.pilar2_image=pilar_image_down self.pilar1_rect=self.pilar1_image.get_rect() self.pilar2_rect=self.pilar2_image.get_rect() self.pilar1_rect.bottomleft=init_pos self.pilar2_rect.topleft=[init_pos[0],init_pos[1]+INTERVEL] self.horizontal_speed=2 #柱子平移的速度 self.vertical_speed=0.3 #柱子上下移动的速度 self.direction=random.randint(0,1) #柱子上下移动的方向 def move(self): self.pilar1_rect.left -=self.horizontal_speed #柱子左右移动 self.pilar2_rect.left -=self.horizontal_speed if self.direction == 1: #控制柱子上下移动 self.pilar1_rect.bottom +=self.vertical_speed self.pilar2_rect.top +=self.vertical_speed if self.pilar2_rect.top > DOWN_LIMIT: self.direction=0 else: self.pilar1_rect.bottom -=self.vertical_speed self.pilar2_rect.top -=self.vertical_speed if self.pilar1_rect.bottom < UP_LIMIT: self.direction=1 def stop(self): self.horizontal_speed=0 self.vertical_speed=0游戏的素材图片
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