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飞机大战2敌机问题

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发表于 2020-5-20 13:22:29 | 显示全部楼层 |阅读模式

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各位,我刚上完小甲鱼飞机大战的第二节课,不知道代码出了什么问题,敌方大小飞机一开始就一起出现,然后就没了
import pygame
import sys
import mine_plane
import mine_enemy
import traceback
from pygame.locals import *


pygame.init()
pygame.mixer.init()


bg_size = width, height = 480, 700
screen = pygame.display.set_mode(bg_size)
pygame.display.set_caption('喜闻乐见的飞机大战')

background = pygame.image.load('images/background.png').convert()

# 载入游戏音乐
pygame.mixer.music.load("sound/game_music.ogg")
pygame.mixer.music.set_volume(0.2)
bullet_sound = pygame.mixer.Sound("sound/bullet.wav")
bullet_sound.set_volume(0.2)
bomb_sound = pygame.mixer.Sound("sound/use_bomb.wav")
bomb_sound.set_volume(0.2)
supply_sound = pygame.mixer.Sound("sound/supply.wav")
supply_sound.set_volume(0.2)
get_bomb_sound = pygame.mixer.Sound("sound/get_bomb.wav")
get_bomb_sound.set_volume(0.2)
get_bullet_sound = pygame.mixer.Sound("sound/get_bullet.wav")
get_bullet_sound.set_volume(0.2)
upgrade_sound = pygame.mixer.Sound("sound/upgrade.wav")
upgrade_sound.set_volume(0.2)
enemy3_fly_sound = pygame.mixer.Sound("sound/enemy3_flying.wav")
enemy3_fly_sound.set_volume(0.2)
enemy1_down_sound = pygame.mixer.Sound("sound/enemy1_down.wav")
enemy1_down_sound.set_volume(0.2)
enemy2_down_sound = pygame.mixer.Sound("sound/enemy2_down.wav")
enemy2_down_sound.set_volume(0.2)
enemy3_down_sound = pygame.mixer.Sound("sound/enemy3_down.wav")
enemy3_down_sound.set_volume(0.5)
me_down_sound = pygame.mixer.Sound("sound/me_down.wav")
me_down_sound.set_volume(0.2)


def add_small_enemies(group1, group2, num):
    for i in range(num):
        e1 = mine_enemy.SmallEnemy(bg_size)
        group1.add(e1)
        group2.add(e1)


def add_big_enemies(group1, group2, num):
    for i in range(num):
        e3 = mine_enemy.BigEnemy(bg_size)
        group1.add(e3)
        group2.add(e3)


def add_mid_enemies(group1, group2, num):
    for i in range(num):
        e2 = mine_enemy.MidEnemy(bg_size)
        group1.add(e2)
        group2.add(e2)


def main():
    pygame.mixer.music.play(-1)

    # 生成我方飞机
    me = mine_plane.MyPlane(bg_size)

    enemies = pygame.sprite.Group()

    # 生成敌方小飞机
    small_enemies = pygame.sprite.Group()
    add_small_enemies(small_enemies, enemies, 15)
    # 生成敌方中飞机
    mid_enemies = pygame.sprite.Group()
    add_mid_enemies(mid_enemies, enemies, 4)
    # 生成敌方大飞机
    big_enemies = pygame.sprite.Group()
    add_big_enemies(big_enemies, enemies, 2)

    clock = pygame.time.Clock()

    # 用于切换图片
    switch_image = True

    # 用于延迟
    delay = 100

    running = True

    while running:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()

        # 检测用户的键盘操作
        key_pressed = pygame.key.get_pressed()

        if key_pressed[K_w] or key_pressed[K_UP]:
            me.moveUp()
        if key_pressed[K_s] or key_pressed[K_DOWN]:
            me.moveDown()
        if key_pressed[K_a] or key_pressed[K_LEFT]:
            me.moveLeft()
        if key_pressed[K_d] or key_pressed[K_RIGHT]:
            me.moveRight()

        screen.blit(background, (0, 0))

        #绘制敌方大飞机
        for each in big_enemies:
            each.move()
            if switch_image:
                screen.blit(each.image1, each.rect)
            else:
                screen.blit(each.image2, each.rect)
            #即将出现在画面中,播放音效
            if each.rect.bottom > -50:
                enemy3_fly_sound.play()
        #绘制敌方中飞机
        for each in mid_enemies:
            each.move()
            screen.blit(each.image, each.rect)

        #绘制敌方小飞机
        for each in small_enemies:
            each.move()
            screen.blit(each.image, each.rect)

        # 绘制我方飞机
        if switch_image:
            screen.blit(me.image1, me.rect)
        else:
            screen.blit(me.image2, me.rect)

        # 切换图片
        if not (delay % 5):
            switch_image = not switch_image

        delay -= 1
        if not delay:
            delay = 100

        pygame.display.flip()

        clock.tick(60)


if __name__ == '__main__':
    try:
        main()
    except SystemExit:
        pass
    except BaseException:
        traceback.print_exc()
        pygame.quit()
        input()
import pygame


class MyPlane(pygame.sprite.Sprite):
    def __init__(self, bg_size):
        pygame.sprite.Sprite.__init__(self)

        self.image1 = pygame.image.load('images/me1.png').convert_alpha()
        self.image2 = pygame.image.load('images/me2.png').convert_alpha()
        self.rect = self.image1.get_rect()
        self.width, self.height = bg_size[0], bg_size[1]
        self.rect.left, self.rect.top = \
            (self.width - self.rect.width) // 2, \
            self.height - self.rect.height - 60
        self.speed = 5
    def moveUp(self):
        if self.rect.top > 0:
            self.rect.top -= self.speed * 1.5
        else:
            self.rect.top = 0

    def moveDown(self):
        if self.rect.bottom < self.height:
            self.rect.top += self.speed * 0.7
        else:
            self.rect.bottom = self.height - 60

    def moveLeft(self):
        if self.rect.left > 0:
            self.rect.left -= self.speed
        else:
            self.rect.left = 0

    def moveRight(self):
        if self.rect.right < self.width:
            self.rect.right += self.speed
        else:
            self.rect.right = self.width
import pygame
from random import *


class SmallEnemy(pygame.sprite.Sprite):
    def __init__(self, bg_size):
        pygame.sprite.Sprite.__init__(self)

        self.image = pygame.image.load('images/enemy1.png').convert_alpha()
        self.rect = self.image.get_rect()
        self.width, self.height = bg_size[0], bg_size[1]
        self.speed = 2
        self.rect.left, self.rect.height = \
            randint(0, (self.width - self.rect.width)), \
            randint(-5 * self.height, 0)

    def move(self):
        if self.rect.top < self.height:
            self.rect.top += self.speed
        else:
            self.reset()

    def reset(self):
        self.rect.left, self.rect.height = \
            randint(0, (self.width - self.rect.width)), \
            randint(-5 * self.height, 0)


class MidEnemy(pygame.sprite.Sprite):
    def __init__(self, bg_size):
        pygame.sprite.Sprite.__init__(self)

        self.image = pygame.image.load('images/enemy1.png').convert_alpha()
        self.rect = self.image.get_rect()
        self.width, self.height = bg_size[0], bg_size[1]
        self.speed = 1
        self.rect.left, self.rect.height = \
            randint(0, (self.width - self.rect.width)), \
            randint(-10 * self.height, -self.height)

    def move(self):
        if self.rect.top < self.height:
            self.rect.top += self.speed
        else:
            self.reset()

    def reset(self):
        self.rect.left, self.rect.height = \
            randint(0, (self.width - self.rect.width)), \
            randint(-10 * self.height, -self.height)


class BigEnemy(pygame.sprite.Sprite):
    def __init__(self, bg_size):
        pygame.sprite.Sprite.__init__(self)

        self.image1 = pygame.image.load('images/enemy3_n1.png').convert_alpha()
        self.image2 = pygame.image.load('images/enemy3_n2.png').convert_alpha()
        self.rect = self.image1.get_rect()
        self.width, self.height = bg_size[0], bg_size[1]
        self.speed = 1
        self.rect.left, self.rect.height = \
            randint(0, (self.width - self.rect.width)), \
            randint(-15 * self.height, -5 * self.height)

    def move(self):
        if self.rect.top < self.height:
            self.rect.top += self.speed
        else:
            self.reset()

    def reset(self):
        self.rect.left, self.rect.height = \
            randint(0, (self.width - self.rect.width)), \
            randint(-15 * self.height, -5 * self.height)
想知道小甲鱼最近在做啥?请访问 -> ilovefishc.com
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 楼主| 发表于 2020-5-20 13:56:42 | 显示全部楼层
哦哦,解决了
想知道小甲鱼最近在做啥?请访问 -> ilovefishc.com
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