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我一直在Python上编写一个程序，一个生存游戏。我似乎有添加图像/精灵的问题。我注意到图像闪烁。有任何解决这个问题的方法吗？Python Sprites /图像闪烁
import os
import pygame
import time
import random
from pygame.locals import *
launchLog = pygame.init()
print(launchLog)
white = (255,255,255)
black = (0,0,0)
red=(255,0,0)
blue=(0,0,255)
green=(0,255,0)
skin = (236,227,100)
size = 10
dependant = (green)
rate = 0.0018
weight = 100
bound_x = 600
bound_x2 = bound_x-size
bound_y = 600
bound_y2 = bound_y-size
screen = pygame.display.set_mode((bound_x,bound_y))
pygame.display.set_caption("Survival: EfEs Edition")
clock = pygame.time.Clock()
font = pygame.font.SysFont(None,25)
x = 300
y = 300
roundX = x
roundY = y
img=pygame.image.load("pewds.png")
def hmn(x,y,size):
clothes = pygame.draw.rect(screen,skin,[x,y,size,size-size*2])
snake = pygame.draw.rect(screen, red, [x,y,size,size])
def mesg(msg,color):
txt = font.render(msg, True, color)
screen.blit(txt, [x,y-30])
display.flip(img)
def gameLoop():
global x
global y
jump = 1
quitted = False
starved = 100
eaten = False
restart = False
lead_change = 0
lead_y = 0
randF_x = random.randrange(0,bound_x)
randF_y = random.randrange(0,bound_y)
didX2=round(randF_x/10.0)*10.0
didY2=round(randF_y/10.0)*10.0
while not quitted:
screen.blit(img,(x,y -15))
screen.blit(img,(x,y -15))
pygame.display.update()
hmn(x,y,size)
starved=starved-rate
#print(starved)
if starved<0:
screen.fill(white)
mesg("You died of hunger! Press R to restart.",red)
pygame.display.flip()
time.sleep(0.3)
for event in pygame.event.get():
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_r:
starved = 100
pygame.display.update()
rate = 0.0018
x=300
y=300
for event in pygame.event.get():
#print(event)
if event.type == pygame.QUIT:
pygame.display.update()
quitted = True
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_a:
lead_change = -.2
elif event.key == pygame.K_d:
lead_change = .2
elif event.key == pygame.K_w:
lead_y = .2
elif event.key == pygame.K_s:
lead_y = -0.2
if event.type == pygame.KEYUP:
if event.key == pygame.K_d or event.key == pygame.K_a:
lead_change = 0
#print(x)
#print(y)
elif event.key == pygame.K_ESCAPE:
#print("Quitting")
quitted = True
elif event.key == pygame.K_w or event.key == pygame.K_s:
#print(y)
lead_y=0
x += lead_change
y -= lead_y
roundX = x
roundY = y
global roundX
global roundY
didX=round(roundX/10)*10
didY=round(roundY/10)*10
screen.fill(white)
s = pygame.draw.rect(screen, red, [bound_x2/15,bound_y2/20, starved * 2, 50])
pygame.draw.rect(screen, dependant, [didX2,didY2,10,10])
pygame.display.update()
#boundary script
if x>bound_x2:
x=bound_x2
elif x<-1:
x=-1
elif y<2:
y=2
elif y>590:
y=590
hmn(x,y,size)
pygame.display.flip()
if didX == didX2 and didY==didY2:
didX2 = round(random.randrange(0,bound_x)/10)*10
didY2 = round(random.randrange(0,bound_y)/10)*10
global dependant
dependant = green
global starved
starved = starved +0.01
global weight
weight = weight + 3
elif weight>150:
mesg("Weight increased! You now get hungry faster.",black)
pygame.display.update()
global rate
rate = rate+0.0008
pygame.display.update()
clock.tick(55)
mesg("Leaving game", black)
screen.blit(img,(x,y-15))
pygame.display.update()
time.sleep(2)
pygame.quit()
quit()
gameLoop()`
请原谅坏编码，游戏只处于它的最早状态。