仿谷歌小恐龙

效果图

代码

import random # 导入游戏库
import pgzrun

txtFile = open('maxscore.txt', 'r')  # 打开最佳时间记录存档文件，该目录下必须存在该文件
line = txtFile.readline()  # 读取一行字符串
maxScore = int(line)  # 将记录的秒数转换为整型存储
txtFile.close()  # 关闭文件

TITLE = "仿谷歌小恐龙" # 窗口标题
WIDTH = 640 # 窗口宽度
HEIGHT = 250 # 窗口高度

background1 = Actor('ggxkl05') # 导入背景图片
background1.x = WIDTH
background2 = Actor('ggxkl05')
background2.x = 0

# 导入角色图片
players = [Actor('ggxkl_player01'),Actor('ggxkl_player02'),Actor('ggxkl_player03'),Actor('ggxkl_player04'),Actor('ggxkl_player05'),Actor('ggxkl_player06')]
playersLength = len(players)
playersIndex = 0
player_x = 100
player_y = HEIGHT / 3 * 2 + 20
for i in range(playersLength):
    players[i].x = player_x
    players[i].y = player_y
playersSpeed = 0

# 导入障碍物
bars = [Actor('ggxkl01'),Actor('ggxkl03'),Actor('ggxkl06'),Actor('ggxkl07')]
bars[0].y = HEIGHT / 3 * 2 + 10
bars[1].y = HEIGHT / 3 * 2 + 20
bars[2].y = HEIGHT / 3 * 2 + 25
bars[3].y = HEIGHT / 3 * 2
barsIndex = random.randint(0,3)
barsLength = len(bars)
bars[barsIndex].x = 600

speed = 5 # 速度
jump = 0 # 跳跃
score = 0 # 分数
diff = 24 # 跳跃的高度
isLose = False # 游戏是否失败

def draw():
    background1.draw() # 画背景
    background2.draw()
    screen.draw.text('得分：' + str(score), (480, 10), fontsize=25, fontname="simhei", color='white')
    screen.draw.text('最高分：' + str(maxScore), (480, 40), fontsize=25, fontname="simhei", color='white')
    bars[barsIndex].draw() # 绘制障碍物
    players[playersIndex].draw() # 绘制角色
    if isLose: # 失败时显示的文本
        screen.draw.text('游戏结束', (WIDTH / 2 - 120, HEIGHT / 2 - 60), fontsize=60, fontname='fzshuangqtjw_cu', color=(237, 169, 82))
        screen.draw.text('（按空格键重新开始游戏）', (WIDTH / 2 - 85, HEIGHT / 2 + 20), fontsize=15, fontname="fzshuangqtjw_cu", color='orange')

def update():
    global playersIndex,playersSpeed,playersLength,barsIndex,score,isLose,maxScore,speed # 全局变量
    if players[playersIndex].colliderect(bars[barsIndex]): # 判断障碍物是否与角色发生碰撞
        if score > maxScore: # 如果失败时的分数高于最高分，则将它写入文档
            txtFile = open('maxscore.txt','w')
            txtFile.write(str(score))
            txtFile.close()
        isLose = True

    if not isLose:
        # 障碍物移动
        bars[barsIndex].x -= speed
        if bars[barsIndex].x < -40:
            barsIndex = random.randint(0,3)
            bars[barsIndex].x = WIDTH + 30
            score += 1
            if score % 5 == 0:
                speed += 0.2

        # 背景移动
        background1.x -= speed
        background2.x -= speed
        if background1.x < - WIDTH / 2:
            background1.x = WIDTH + 320
        if background2.x < - WIDTH / 2:
            background2.x = WIDTH + 320

        # 减缓角色跑步动画
        if not jump:
            playersSpeed += 1
            if playersSpeed % 3 == 0:
                playersIndex += 1
                if playersIndex >= playersLength:
                    playersIndex = 0

def jumping(): # 跳跃函数，跳跃时相当于一个等差数列，26->-26
    global jump,diff,player_y,playersIndex
    if jump:
        player_y -= diff
        diff -= 2
        if player_y == HEIGHT / 3 * 2 + 20:
            diff = 26
            jump = 0
        for i in range(playersLength):
            players[i].y = player_y
        playersIndex = 5
    clock.schedule_unique(jumping,0.035) # 延迟执行

def on_key_down(): # 按键按下函数
    global jump,isLose,speed,score,maxScore
    if not isLose: # 当游戏没有失败时，按下空格键角色跳起
        if keyboard.space:
            jump = 1
    else: # 如果游戏失败时按下空格键，则重置游戏
        if keyboard.space:
            speed = 5
            score = 0
            bars[barsIndex].x = WIDTH + 30
            txtFile = open('maxscore.txt', 'r')  # 打开最佳时间记录存档文件，该目录下必须存在该文件
            line = txtFile.readline()  # 读取一行字符串
            maxScore = int(line)  # 将记录的秒数转换为整型存储
            txtFile.close()  # 关闭文件
            isLose = False

jumping() # 调用跳跃函数

pgzrun.go() # 游戏开始执行

总结

问题还是挺多的，首先是跳跃的问题，不是很流畅，而且还可以做二段跳的；第二是角色和障碍物的碰撞问题，没有找到合适的障碍物素材，这个影响游戏体验，有时候角色还没碰到障碍物就判定失败了。。。