【问题标题】:Pygame display does not openPygame 显示无法打开
【发布时间】:2020-01-14 01:12:16
【问题描述】:

我正在尝试用 python (pygame) 制作一个飞扬的小鸟游戏。但是,当我运行我的 python 脚本(使用 pygame)时,窗口/显示没有打开。我尝试了各种解决方案,但都没有真正奏效。一切都在我桌面上的一张地图中。我使用崇高的文字。

import pygame
import neat
import time
import os
import random

WIN_WIDTH = 600
WIN_HEIGHT = 800

BIRD_IMGS = [pygame.transform.scale2x(pygame.image.load(os.path.join("imgs", "bird1.png"))), pygame.transform.scale2x(pygame.image.load(os.path.join("imgs", "bird2.png"))), pygame.transform.scale2x(pygame.image.load(os.path.join("imgs", "bird3.png")))]
PIPE_IMG = pygame.transform.scale2x(pygame.image.load(os.path.join("imgs", "pipe.png")))
BASE_IMG = pygame.transform.scale2x(pygame.image.load(os.path.join("imgs", "base.png")))
BG_IMG = pygame.transform.scale2x(pygame.image.load(os.path.join("imgs", "bg.png")))

class Bird:
IMGS = BIRD_IMGS
MAX_ROTATION = 25
ROT_VEL = 20
ANIMATION_TIME = 5

    def init_(self, x, y):
        self.x = x
        self.y = y
        self.tilt = 0
        self.tick_count = 0
        self.velocity = 0
        self.height = self.y
        self.image_count = 0
        self.img = self.IMGS[0]

    def jump(self):
        self.velocity = -10.5
        self.tick_count = 0 #time in jump
        self.height = self.y

    def move(self):
        self.tick_count += 1

        d = self.vel*self.tick_count + 1.5*self.tick_count**2 #how much movement up/down
        if d >= 16:
            d = 16;

        if d <0:
            d-= 2

        self.y = self.y + d

        if d < 0 or self.y < self.height + 50:
            if self.tilt < self.MAX_ROTATION:
                self.tilt = self.MAX_ROTATION
        else:
            if self.tilt > -90:
                self.tilt -= self.ROT_VEL

    def draw(self, win): #bird flapping up and flapping down
        self.img_count += 1 #keep track of for how long we have shown a certain image

        if self.img_count < self.ANIMATION_TIME:
            self.img = self.IMGS[0]
        elif self.img_count < self.ANIMATION_TIME*2:
            slef.img = self.IMGS[1]
        elif self.img_count < self.ANIMATION_TIME*3:
            slef.img = self.IMGS[2]
        elif self.img_count < self.ANIMATION_TIME*4:
            slef.img = self.IMGS[1]
        elif self.img_count == self.ANIMATION_TIME*4 + 1:
            slef.img = self.IMGS[0]
            self.img_count = 0

        if self.tilt <= -80:
            self.img = self.IMGS[1]
            self.img_count = self.ANIMATION_TIME*2 #when flapping up again it starts with showing IMGS2

        rotated_image = pygame.transform.rotate(self.img, self.tilt)
        new_rect = rotated_image.get_rect(center=self.image.get_rect(topleft= (self.x, self.y)).center)
        win.blit(rotated_image, new_rect.topleft)

    def get_mask(self):
        return pygame.mask.form_surface(self.img)

def draw_window(win, bird):
    win.blit(BG_IMG, (0,0))
    bird.draw(win)
    pygame.display.update()

def main():
    bird = Bird(200, 200)
    win = pygame.display.set_mode((WIN_WIDTH, WIN_HEIGHT))
    clock = pygame.time.Clock()


    run = True
    while run:
        clock.tick(30)
        for event in pygame.event.get():
            if event.type == pygame.QUIT():
                run = False #get it out of the loop
        bird.move()        
        draw_window(win, bird)


pygame.quit() #quit the game
quit()

当我从“Run = True”替换到结尾时:

    (width, height) = (1000, 700)
screen=pygame.display.set_mode((width, height))
pygame.display.update()


while True:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            quit()

它确实显示了一个黑色窗口。我一直在为此苦苦挣扎,但还没有找到解决方案。我没有很多python经验。

【问题讨论】:

  • __init__ 而不是 init_。见Classes。此外,您必须在某处致电main()
  • if event.type == pygame.QUIT: 而不是if event.type == pygame.QUIT():。注意,pygame.QUIT 是一个常数。 pygame.QUIT() 会尝试调用 pygame.QUIT
  • 嗨兔子,感谢您的帮助!但是,它仍然没有显示任何显示..
  • 您必须阅读错误信息。我很确定还有一些错误。
  • 我没有收到任何错误信息

标签: python pygame


【解决方案1】:

解决了!这是我的代码:

import pygame
import neat
import time
import os
import random

WIN_WIDTH = 500
WIN_HEIGHT = 800

win = pygame.display.set_mode((WIN_WIDTH, WIN_HEIGHT))

BIRD_IMGS = [pygame.transform.scale2x(pygame.image.load(os.path.join("desktop/Flappy Bird/imgs", "bird1.png"))), pygame.transform.scale2x(pygame.image.load(os.path.join("desktop/Flappy Bird/imgs", "bird2.png"))), pygame.transform.scale2x(pygame.image.load(os.path.join("desktop/Flappy Bird/imgs", "bird3.png")))]
PIPE_IMG = pygame.transform.scale2x(pygame.image.load(os.path.join("desktop/Flappy Bird/imgs", "pipe.png")))
BASE_IMG = pygame.transform.scale2x(pygame.image.load(os.path.join("desktop/Flappy Bird/imgs", "base.png")))
BG_IMG = pygame.transform.scale2x(pygame.image.load(os.path.join("desktop/Flappy Bird/imgs", "bg.png")))


class Bird:
    IMGS = BIRD_IMGS
    MAX_ROTATION = 25
    ROT_VEL = 20
    ANIMATION_TIME = 5

    def __init__(self, x, y): # was init_
        self.x = x
        self.y = y
        self.tilt = 0
        self.tick_count = 0
        self.vel = 0
        self.height = self.y
        self.img_count = 0
        self.img = self.IMGS[0]

    def jump(self):
        self.vel = -10.5
        self.tick_count = 0 #time in jump
        self.height = self.y

    def move(self):
        self.tick_count += 1

        d = self.vel*self.tick_count + 1.5*self.tick_count**2 #how much movement up/down

        if d >= 16:
            d = 16

        if d < 0:
            d -= 2

        self.y = self.y + d

        if d < 0 or self.y < self.height + 50:
            if self.tilt < self.MAX_ROTATION:
                self.tilt = self.MAX_ROTATION
        else:
            if self.tilt > -90:
                self.tilt -= self.ROT_VEL

    def draw(self, win): #bird flapping up and flapping down
        self.img_count += 1 #keep track of for how long we have shown a certain image

        if self.img_count < self.ANIMATION_TIME:
            self.img = self.IMGS[0]
        elif self.img_count < self.ANIMATION_TIME*2:
            self.img = self.IMGS[1]
        elif self.img_count < self.ANIMATION_TIME*3:
            self.img = self.IMGS[2]
        elif self.img_count < self.ANIMATION_TIME*4:
            self.img = self.IMGS[1]
        elif self.img_count == self.ANIMATION_TIME*4 + 1:
            self.img = self.IMGS[0]
            self.img_count = 0

        if self.tilt <= -80:
            self.img = self.IMGS[1]
            self.img_count = self.ANIMATION_TIME*2 #when flapping up again it starts with showing IMGS2

        rotated_image = pygame.transform.rotate(self.img, self.tilt)
        new_rect = rotated_image.get_rect(center=self.img.get_rect(topleft= (self.x, self.y)).center)
        win.blit(rotated_image, new_rect.topleft)

    def get_mask(self):
        return pygame.mask.from_surface(self.img)

def draw_window(window, bird):
    win.blit(BG_IMG, (0,0))
    bird.draw(win)
    pygame.display.update()

def main():
    print('test1')
    bird = Bird(200, 200)
    clock = pygame.time.Clock()

    run = True
    print("test")
    while run:
        clock.tick(30)
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                quit()
        bird.move()
        draw_window(win, bird)

    pygame.quit()
    quit()
main()

【讨论】:

  • 我认为您不需要 main 中的最后两行。如果你到了那里,那么 pygame.quit() 已经在你的 while 循环中发生了。如果你想关闭窗口,你可以添加 sys.quit() - 你需要先导入 sys
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