问题描述
我正在制作一个包含 NPC 选项的乒乓球游戏，我是 pygame 的新手，无法弄清楚如何让左侧的球拍自己跟随球。我有一个 2 人选项和一个单人选项，但一个人不工作。我会在这里添加我所拥有的，任何帮助将不胜感激。谢谢！
import pygame
from random import randint
pygame.init()
BLACK = (255,255,255)
WHITE = (0,0)
class Paddle(pygame.sprite.Sprite):
def __init__(self,color,width,height):
super().__init__()
self.image = pygame.Surface([width,height])
self.image.fill(WHITE)
self.image.set_colorkey(WHITE)
pygame.draw.rect(self.image,[0,height])
self.rect = self.image.get_rect()
def moveUp(self,pixels):
self.rect.y -= pixels
if self.rect.y < 0:
self.rect.y = 0
def moveDown(self,pixels):
self.rect.y += pixels
if self.rect.y > 400:
self.rect.y = 400
class NPC(pygame.sprite.Sprite):
def __init__(self,height])
self.rect = self.image.get_rect()
class Ball(pygame.sprite.Sprite):
def __init__(self,height):
super().__init__()
self.image = pygame.Surface([width,height])
self.image.fill(WHITE)
self.image.set_colorkey(WHITE)
pygame.draw.rect(self.image,height])
self.veLocity = [randint(4,8),randint(-8,8)]
self.rect = self.image.get_rect()
def update(self):
self.rect.x += self.veLocity[0]
self.rect.y += self.veLocity[1]
def bounce(self):
self.veLocity[0] = -self.veLocity[0]
self.veLocity[1] = randint(-8,8)
size = (700,500)
screen = pygame.display.set_mode(size)
pygame.display.set_caption("Pong")
paddleA = Paddle(BLACK,10,100)
paddleA.rect.x = 20
paddleA.rect.y = 200
paddleB = Paddle(BLACK,100)
paddleB.rect.x = 670
paddleB.rect.y = 200
ball = Ball(BLACK,10)
ball.rect.x = 345
ball.rect.y = 195
all_sprites_list = pygame.sprite.Group()
all_sprites_list.add(paddleA)
all_sprites_list.add(paddleB)
all_sprites_list.add(ball)
keepPlaying = True
clock = pygame.time.Clock()
scoreA = 0
scoreB = 0
screen.fill(WHITE)
font = pygame.font.Font(None,50)
text = font.render(str("Press 1 for 1 player."),1,BLACK)
screen.blit(text,(200,150))
text = font.render(str("Press 2 for 2 player."),250))
pygame.display.flip()
playGame = "Yes"
#2 Player
while playGame == "Yes":
for event in pygame.event.get():
if event.type==pygame.KEYDOWN:
if event.key==pygame.K_2:
while keepPlaying == True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
keepPlaying = False
elif event.type==pygame.KEYDOWN:
if event.key==pygame.K_x:
keepPlaying=False
keys = pygame.key.get_pressed()
if keys[pygame.K_w]:
paddleA.moveUp(5)
if keys[pygame.K_s]:
paddleA.moveDown(5)
if keys[pygame.K_UP]:
paddleB.moveUp(5)
if keys[pygame.K_DOWN]:
paddleB.moveDown(5)
all_sprites_list.update()
if ball.rect.x>=690:
scoreA += 1
ball.veLocity[0] = -ball.veLocity[0]
if ball.rect.x<=0:
scoreB += 1
ball.veLocity[0] = -ball.veLocity[0]
if ball.rect.y>490:
ball.veLocity[1] = -ball.veLocity[1]
if ball.rect.y<0:
ball.veLocity[1] = -ball.veLocity[1]
if pygame.sprite.collide_mask(ball,paddleA) or pygame.sprite.collide_mask(ball,paddleB):
ball.bounce()
screen.fill(WHITE)
pygame.draw.line(screen,BLACK,[349,50],500],5)
all_sprites_list.draw(screen)
font = pygame.font.Font(None,74)
text = font.render(str(scoreA),BLACK)
screen.blit(text,(250,10))
text = font.render(str(scoreB),(420,10))
font = pygame.font.Font(None,20)
text = font.render(str("Press x to quit."),(310,30))
pygame.display.flip()
clock.tick(60)
pygame.quit()
#Player vs A.I.
elif event.key==pygame.K_1:
while keepPlaying == True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
keepPlaying = False
elif event.type==pygame.KEYDOWN:
if event.key==pygame.K_x:
keepPlaying=False
keys = pygame.key.get_pressed()
if keys[pygame.K_UP]:
paddleB.moveUp(5)
if keys[pygame.K_DOWN]:
paddleB.moveDown(5)
paddleNPC = NPC(BLACK,100)
paddleNPC.rect.x = 20
paddleNPC.rect.y = 200
while keepPlaying == True:
paddleNPC.rect.y = ball.rect.y
all_sprites_list.update()
if ball.rect.x>=690:
scoreA += 1
ball.veLocity[0] = -ball.veLocity[0]
if ball.rect.x<=0:
scoreB += 1
ball.veLocity[0] = -ball.veLocity[0]
if ball.rect.y>490:
ball.veLocity[1] = -ball.veLocity[1]
if ball.rect.y<0:
ball.veLocity[1] = -ball.veLocity[1]
if pygame.sprite.collide_mask(ball,30))
pygame.display.flip()
clock.tick(60)
pygame.quit()
解决方法
暂无找到可以解决该程序问题的有效方法，小编努力寻找整理中！
如果你已经找到好的解决方法，欢迎将解决方案带上本链接一起发送给小编。
小编邮箱:dio#foxmail.com (将#修改为@）