我正在尝试在 Pygame 中制作 Pong 克隆。我对 Python 还很陌生,遇到了一些麻烦。该程序应该使两个桨可移动,并且球在屏幕边缘弹跳,但球没有弹跳。为什么?
bif="bg.jpg"
import pygame, sys
from pygame.locals import *
pygame.init()
pygame.display.set_caption("Griffin West's Python Pong")
pygame.mixer.init()
sounda= pygame.mixer.Sound("Music.wav")
sounda.play()
screen=pygame.display.set_mode((1280,720),0,32)
background=pygame.image.load(bif).convert()
color1=(255,255,255)
color2=(255,255,0)
color3=(0,0,255)
color4=(0,255,0)
pos1=(640,0)
pos2=(640,720)
pos3=(640,360)
pos4=(0,360)
pos5=(1280,360)
radius=(100)
x1,y1=75,0
x2,y2=1175,0
x3,y3=0,0
clock=pygame.time.Clock()
speed=750
movex1, movey1=0,0
movex2, movey2=0,0
while True:
for event in pygame.event.get():
if event.type == QUIT:
pygame.quit()
sys.exit()
if event.type==KEYDOWN:
if event.key==K_w:
movey1=-2
elif event.key==K_s:
movey1=+2
if event.key==K_UP:
movey2=-2
elif event.key==K_DOWN:
movey2=+2
if event.type==KEYUP:
if event.key==K_w:
movey1=0
elif event.key==K_s:
movey1=0
if event.key==K_UP:
movey2=0
elif event.key==K_DOWN:
movey2=0
x1+=movex1
y1+=movey1
x2+=movex2
y2+=movey2
milli=clock.tick()
seconds=milli/1000.0
dm=seconds*speed
x3+=dm
y3+=dm
if x3>1280:
x3+=-dm
if y3>720:
y3+=-dm
if x3<0:
x3+=dm
if y3<0:
y3+=dm
screen.blit(background, (0,0))
screen.lock()
pygame.draw.line(screen, color1, pos1, pos2, 1)
pygame.draw.circle(screen, color1, pos3, radius, 1)
pygame.draw.circle(screen, color1, pos4, radius, 1)
pygame.draw.circle(screen, color1, pos5, radius, 1)
pygame.draw.rect(screen, color3, Rect((x1,y1),(30,100)))
pygame.draw.rect(screen, color2, Rect((x2,y2),(30,100)))
pygame.draw.circle(screen, color4, (int(x3),int(y3)), 15)
screen.unlock()
myfont = pygame.font.SysFont("Press Start 2P", 50)
label = myfont.render("Python", 1, (255,0,0))
screen.blit(label, (494, 115))
myfont = pygame.font.SysFont("Press Start 2P", 50)
label = myfont.render("Pong", 1, (255,0,0))
screen.blit(label, (544, 175))
pygame.display.update()