Question

我的背景不会刷新，它一直在说游戏结束。

我试图让一个精灵在一侧上下移动并定期开火并让一个玩家精灵只能上下移动并试图向敌人精灵发射'射击'精灵

import pygame, random, sys
from pygame.locals import *

WINDOWWIDTH = 600
WINDOWHEIGHT = 600
TEXTCOLOR = (255, 255, 255)
BGC = (0, 0, 0)
FPS = 80
PLAYERMOVERATE = 5
countBy = 10

def terminate():
    pygame.quit()
    sys.exit()

def waitForPlayerToPressKey():
    while True:
        for event in pygame.event.get():
            if event.type == QUIT:
                terminate()
            if event.type == KEYDOWN:
                if event.key == K_ESCAPE:
                    terminate()
                return

def playerHasHitShoot(playerRect, shoot):
    if playerRect.colliderect(shoot):
        return True
    return False

def baddieHasHitShoot(baddieRect, shoot):
    if baddieRect.colliderect(shoot):
        return True
    return False

def drawText(text, font, surface, x, y):
    textobj = font.render(text, 1, TEXTCOLOR)
    textrect = textobj.get_rect()
    textrect.topleft = (x, y)
    surface.blit(textobj, textrect)

pygame.init()
pygame.font.init()
font = pygame.font.SysFont(None,48)
mainClock = pygame.time.Clock()
screen = pygame.display.set_mode((WINDOWWIDTH, WINDOWHEIGHT))
pygame.display.set_caption('Mothers Day')
pygame.mouse.set_visible(True)
pygame.display.set_icon(pygame.image.load('gameicon.gif'))

gameStartSound = pygame.mixer.Sound('gamestart.wav')
gameOverSound = pygame.mixer.Sound('gameend.wav')
pygame.mixer.music.load('background.wav')

playerImage = pygame.image.load('starship.bmp')
playerRect = playerImage.get_rect()
baddieImage = pygame.image.load('enemy.bmp')
baddieRect = baddieImage.get_rect()
shootImage = pygame.image.load('shoot.bmp')
shootRect = shootImage.get_rect()


drawText('Star Trek', font, screen, (WINDOWWIDTH / 2.5), (WINDOWHEIGHT / 3))
drawText('Press a key to start.', font, screen, (WINDOWWIDTH / 3.75) - 30, (WINDOWHEIGHT / 3) + 50)
pygame.display.update()
waitForPlayerToPressKey()

def fire(shoot):
    shootRect.topleft = ((playerRect / 2), 101)
    shootRect.move_ip(5, 1)

topScore = 10000
while True:

    SS = []
    score = 10000
    playerRect.topleft = (0, 100)
    moveUp = moveDown = False
    pygame.mixer.music.play(-1, 0.0)

    while True:
        score -= countBy
        for event in pygame.event.get():
            if event.type == QUIT:
                terminate()

            if event.type == KEYDOWN:
                if event.key == K_UP:
                    moveDown = False
                    moveUp = True
                if event.key == ord(' '):
                    fire
                if event.key == K_DOWN:
                    moveUp = False
                    moveDown = True

            if event.type == KEYUP:
                if event.key == ord(' '):
                    fire
                if event.key == K_ESCAPE:
                        terminate()
                if event.key == K_LEFT or event.key == ord('a'):
                    moveLeft = False
                if event.key == K_RIGHT or event.key == ord('d'):
                    moveRight = False
                if event.key == K_UP or event.key == ord('w'):
                    moveUp = False
                if event.key == K_DOWN or event.key == ord('s'):
                    moveDown = False


        if moveUp and playerRect.top > 0:
            playerRect.move_ip(0, -1 * PLAYERMOVERATE)
        if moveDown and playerRect.bottom < WINDOWHEIGHT:
            playerRect.move_ip(0, PLAYERMOVERATE)


    drawText('Score: %s' % (score), font, screen, 10, 0)
    drawText('Top Score: %s' % (topScore), font, screen, 10, 40)

    screen.blit(playerImage, playerRect)
    screen.blit(shootImage, shootRect)
    screen.blit(baddieImage, baddieRect)
    pygame.display.update()


    if playerHasHitShoot(playerRect, baddieRect):
        score = 0 
    break

    if baddieHasHitShoot(baddieRect, shoot):
        if score > topScore:
            score = topscore
        break
    mainClock.tick(FPS)

pygame.mixer.music.stop()
gameOverSound.play()
drawText('GAME OVER', font, screen, (WINDOWWIDTH / 3), (WINDOWHEIGHT / 3))
drawText('Press a key to play again.', font, screen, (WINDOWWIDTH / 3) - 80, (WINDOWHEIGHT / 3) + 50)
pygame.display.update()
waitForPlayerToPressKey()
gameOverSound.stop()

Answer 1

为什么我的屏幕无法刷新的答案是我没有调用 screen.blit 功能

为什么我的背景刷新了

1 个答案: