python基于pygame实现飞机大作战小游戏

基于pygame的飞机大作战小游戏，适合新手，不能直接运行，只能在命令行进入当前游戏目录，输入python game.py才能够运行，尚不知道是什么原因。

游戏截图如下，我们用黄色的圆圈代表敌机：

代码如下

import pygame,sys,time,random,math

def init():
 pygame.init()
 size = width, height =600,600
 screen =pygame.display.set_mode(size)
 plx=270
 ply=528
 beijing =pygame.image.load("beijing.jpg")
 main_role =pygame.image.load("main_role.jpg")
 font=pygame.font.SysFont("arial",60)
 
 return screen,[plx,ply],main_role,beijing,font
 
def mainloop(screen,pl,main_role,beijing,shots,ms,ecs): #每刷新一次,调用一次
 for event in pygame.event.get(): 
 if event.type == pygame.QUIT:
 pygame.quit()
 elif event.type ==pygame.KEYDOWN:
 if event.key ==pygame.K_LEFT:
 ms=[0,pl]
 
 #move(0,pl)
 elif event.key ==pygame.K_RIGHT:
 ms=[1,pl]
 #move(1,pl)
 elif event.key == pygame.K_UP:
 ms=[2,pl]
 #move(2,pl)
 elif event.key ==pygame.K_DOWN:
 ms=[3,pl]
 #move(3,pl)
 
 elif event.key==pygame.K_SPACE:
 ecope(pl,ecs)
 elif event.type ==pygame.KEYUP:
 ms=[-1,-1]
 screen.blit(beijing,(0,0))
 for i in range(len(shots)):
 pygame.draw.circle(screen,(255,255,0),shots[i],25,5)
 for i in range(len(ecs)):
 pygame.draw.circle(screen,(255,0,255),ecs[i],5,5)
 screen.blit(main_role,(pl[0],pl[1]))
 
 return ms

def ecope(pl,ecs):
 ecs.append([pl[0]+30,pl[1]])

def move(key,pl):
 if key==0:pl[0]=pl[0]-10
 elif key==1:pl[0]=pl[0]+10
 elif key==2:pl[1]=pl[1]-10
 elif key==3:pl[1]=pl[1]+10
 
 if pl[0]<0:pl[0]=0
 if pl[0]>540:pl[0]=540
 if pl[1]<0:pl[1]=0
 if pl[1]>528:pl[1]=528
 
def update_shot(shots,m,ms,ecs):
 if m==60:
 x=random.randint(0,59)*10
 y=0
 shots.append([x,y])
 t=[]
 t2=[]
 if m%2==0:
 for i in range(len(ecs)):
 ecs[i][1]=ecs[i][1]-6
 if ecs[i][1]<0:
 t2.append(i)
 for i in range(len(t2)):
 
 ecs.pop(t2[i])
 
 
 
 for i in range(len(shots)):
 shots[i][1]=shots[i][1]+5
 if shots[i][1]>600:
 t.append(i)
 for i in range(len(t)):
 shots.pop(t[i])
 
 
 
 if ms!=[-1,-1]:
 move(ms[0],ms[1])
 
 
def block_detect(pl,shots):
 #pl[x,y]
 '''
 shots
 [
 [sx0,sy0],
 [sx1,sy1],
 .......
 
 ]
 '''
 for i in range(len(shots)):
 nx,ny=shots[i][0],shots[i][1]
 x,y=pl[0]+30,pl[1]+36
 s=math.sqrt((nx-x)**2+(ny-y)**2)
 if s<55:
 return True
 return False

def attack_detect(ecs,shots,score):
 h=[]
 h1=[]
 h2=[]
 for i in range(len(ecs)):
 for j in range(len(shots)):
 lx,ly=ecs[i][0],ecs[i][1]
 cx,cy=shots[j][0],shots[j][1]
 d=math.sqrt((lx-cx)**2+(ly-cy)**2)
 if d<30:
 h.append([i,j])
 
 for i in range(len(h)):
 h1.append(h[i][0])
 h2.append(h[i][1])
 h1=list(set(h1))
 h2=list(set(h2))
 for i in range(len(h1)):
 ecs.pop(h1[i])
 for i in range(len(h2)):
 shots.pop(h2[i])
 return score+len(h)

 
 
if __name__=="__main__":
 screen,pl,main_role,beijing,font=init()
 shots=[]
 ecs=[]
 score=0
 temp=time.time()
 m=0
 ms=[-1,-1]
 while True :

 text=font.render(str(score),True,(255,255,255))
 rect=text.get_rect()
 rect.center=(250,30)
 
 if (time.time()-temp)>0.03:
 
 m=m+1 
 temp=time.time()
 update_shot(shots,m,ms,ecs)
 if m==60:
 m=0
 
 ms=mainloop(screen,pl,main_role,beijing,shots,ms,ecs)
 screen.blit(text,rect)
 score=attack_detect(ecs,shots,score)
 pygame.display.update()
 
 if block_detect(pl,shots):
 pygame.quit()

游戏素材

更多有趣的python游戏请点击专题： 《python小游戏》学习

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