pygame里如何用time.sleep()
pygame里用time.sleep()会使显示不正常,如下代码有时不显示字幕import pygame
import time
RED = (255, 0, 0)
WIDTH, HEIGHT = 600, 500
screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.init()
font = pygame.font.SysFont('simhei', 60)
winner = 'black'
while True:
screen.fill((0,255,255))
# 处理事件
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
if winner == "black":
text = font.render("小爱赢了!", True, RED)
screen.blit(text, (100, 10))
elif winner == "red":
text = font.render("恭喜你赢了!", True, RED)
screen.blit(text, (50, 10))
time.sleep(5)
winner = ''
pygame.display.flip() 问题分析:time.sleep()会阻塞整个游戏循环,导致画面无法及时刷新。建议改用pygame时钟控制帧率
正确做法应该这样修改:
解决方案
1. 改用pygame.time.Clock控制帧率
2. 使用pygame内建的时间获取方法
3. 通过时间差计算实现延时效果
修改后的代码示例:
import pygame
RED = (255, 0, 0)
WIDTH, HEIGHT = 600, 500
screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.init()
font = pygame.font.SysFont('simhei', 60)
winner = 'black'
start_time = pygame.time.get_ticks()# 获取初始时间
show_text = True# 新增显示状态变量
clock = pygame.time.Clock()# 创建时钟对象
while True:
screen.fill((0,255,255))
# 处理事件
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
# 计算经过时间(毫秒)
current_time = pygame.time.get_ticks()
elapsed = current_time - start_time
# 5秒后隐藏文字
if elapsed >= 5000:
show_text = False
# 根据状态显示文字
if show_text:
if winner == "black":
text = font.render("小爱赢了!", True, RED)
screen.blit(text, (100, 10))
elif winner == "red":
text = font.render("恭喜你赢了!", True, RED)
screen.blit(text, (50, 10))
pygame.display.flip()
clock.tick(60)# 控制60帧/秒
关键修改说明:
[*]移除time.sleep()改用时间差计算
[*]增加show_text状态变量控制显示
[*]使用clock.tick(60)维持流畅刷新
[*]通过pygame.time.get_ticks()获取精确时间
这样修改后:
1. 文字会正常显示5秒后消失
2. 游戏循环保持60FPS流畅运行
3. 窗口不会出现卡死现象
4. 事件处理能及时响应
以上回复来自 FishC AI 小助理,如未能正确解答您的问题,请继续追问。 要写成一个函数如何写?下面的函数意在游戏结束后显示胜利者5秒后重启游戏,如何改写?
def draw_game_over(self):
if self.winner == "black":
text = vbig_font.render("小爱赢了!",True, RED)
screen.blit(text, (100, 300))
elif self.winner == "red":
text = vbig_font.render("恭喜你赢了!",True, RED)
screen.blit(text, (50, 300))
start_time = pygame.time.get_ticks()# 获取初始时间
# 计算经过时间(毫秒)
current_time = pygame.time.get_ticks()
elapsed = current_time - start_time
# 5秒后隐藏文字
if elapsed >= 5000:
self.reset() 在pygame主循环中使用time.sleep会导致循环堵塞。因此应将time.sleep(秒数)pygame.time.delay(毫秒数)。
import pygame
RED = (255, 0, 0)
WIDTH, HEIGHT = 600, 500
screen=pygame.display.set_mode((WIDTH, HEIGHT))
pygame.init()
font = pygame.font.SysFont('simhei', 60)
winner = 'black'
while True:
screen.fill((0,255,255))
# 处理事件
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
if winner == "black":
text = font.render("小爱赢了!",True, RED)
screen.blit(text, (100, 10))
elif winner == "red":
text = font.render("恭喜你赢了!", True, RED)
screen.blit(text, (50, 10))
pygame.time.delay(5000)
winner = ''
pygame.display.flip() winner 被你重置成空字符串了呀 ydwb 发表于 2025-4-6 16:41
要写成一个函数如何写?下面的函数意在游戏结束后显示胜利者5秒后重启游戏,如何改写?
傻了,PyGame那样搞要 clock.tick 刷新帧 ydwb 发表于 2025-4-6 16:41
要写成一个函数如何写?下面的函数意在游戏结束后显示胜利者5秒后重启游戏,如何改写?
import pygame
RED = (255, 0, 0)
WIDTH, HEIGHT = 600, 500
pygame.init()
screen = pygame.display.set_mode((WIDTH, HEIGHT))
font = pygame.font.SysFont('simhei', 60)
winner = 'black'
clock=pygame.time.Clock()
pygame.time.set_timer(pygame.USEREVENT, 5000, True)
running = True
while running:
clock.tick(30)#30略有卡顿,平时用60,太高伤电脑
screen.fill((0,255,255))
# 处理事件
for event in pygame.event.get():
if event.type == pygame.QUIT:
running=False
pygame.quit()
elif event.type == pygame.USEREVENT:
winner=''
if winner == "black":
text = font.render("小爱赢了!", True, RED)
screen.blit(text, (100, 10))
elif winner == "red":
text = font.render("恭喜你赢了!", True, RED)
screen.blit(text, (50, 10))
if winner=='':
# 当5秒过去后你要做的事情
pygame.display.flip()
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