Python-滑雪大冒险【附源码】-编程知识

滑雪大冒险

《滑雪大冒险》是一款充满趣味性和挑战性的休闲竞技游戏，在游戏中，玩家将扮演一位勇敢的滑雪者，在雪山上展示他们的滑雪技巧，游戏采用2D图形界面，以第三人称视角呈现

运行效果：用方向键及方向键的组合使用来控制游戏角色的移动

一：主程序：

import sys
import cfg
import pygame
import random'''滑雪者类'''
class SkierClass(pygame.sprite.Sprite):def __init__(self):pygame.sprite.Sprite.__init__(self)# 滑雪者的朝向(-2到2)self.direction = 0self.imagepaths = cfg.SKIER_IMAGE_PATHS[:-1]self.image = pygame.image.load(self.imagepaths[self.direction])self.rect = self.image.get_rect()self.rect.center = [320, 100]self.speed = [self.direction, 6-abs(self.direction)*2]'''改变滑雪者的朝向. 负数为向左，正数为向右，0为向前'''def turn(self, num):self.direction += numself.direction = max(-2, self.direction)self.direction = min(2, self.direction)center = self.rect.centerself.image = pygame.image.load(self.imagepaths[self.direction])self.rect = self.image.get_rect()self.rect.center = centerself.speed = [self.direction, 6-abs(self.direction)*2]return self.speed'''移动滑雪者'''def move(self):self.rect.centerx += self.speed[0]self.rect.centerx = max(20, self.rect.centerx)self.rect.centerx = min(620, self.rect.centerx)'''设置为摔倒状态'''def setFall(self):self.image = pygame.image.load(cfg.SKIER_IMAGE_PATHS[-1])'''设置为站立状态'''def setForward(self):self.direction = 0self.image = pygame.image.load(self.imagepaths[self.direction])'''
Function:障碍物类
Input:img_path: 障碍物图片路径location: 障碍物位置attribute: 障碍物类别属性
'''
class ObstacleClass(pygame.sprite.Sprite):def __init__(self, img_path, location, attribute):pygame.sprite.Sprite.__init__(self)self.img_path = img_pathself.image = pygame.image.load(self.img_path)self.location = locationself.rect = self.image.get_rect()self.rect.center = self.locationself.attribute = attributeself.passed = False'''移动'''def move(self, num):self.rect.centery = self.location[1] - num'''创建障碍物'''
def createObstacles(s, e, num=10):obstacles = pygame.sprite.Group()locations = []for i in range(num):row = random.randint(s, e)col = random.randint(0, 9)location  = [col*64+20, row*64+20]if location not in locations:locations.append(location)attribute = random.choice(list(cfg.OBSTACLE_PATHS.keys()))img_path = cfg.OBSTACLE_PATHS[attribute]obstacle = ObstacleClass(img_path, location, attribute)obstacles.add(obstacle)return obstacles'''合并障碍物'''
def AddObstacles(obstacles0, obstacles1):obstacles = pygame.sprite.Group()for obstacle in obstacles0:obstacles.add(obstacle)for obstacle in obstacles1:obstacles.add(obstacle)return obstacles'''显示游戏开始界面'''
def ShowStartInterface(screen, screensize):screen.fill((255, 255, 255))tfont = pygame.font.Font(cfg.FONTPATH, screensize[0]//5)cfont = pygame.font.Font(cfg.FONTPATH, screensize[0]//20)title = tfont.render(u'滑雪大冒险', True, (255, 0, 0))content = cfont.render(u'按任意键开始游戏', True, (0, 0, 255))trect = title.get_rect()trect.midtop = (screensize[0]/2, screensize[1]/5)crect = content.get_rect()crect.midtop = (screensize[0]/2, screensize[1]/2)screen.blit(title, trect)screen.blit(content, crect)while True:for event in pygame.event.get():if event.type == pygame.QUIT:pygame.quit()sys.exit()elif event.type == pygame.KEYDOWN:returnpygame.display.update()'''显示分数'''
def showScore(screen, score, pos=(10, 10)):font = pygame.font.Font(cfg.FONTPATH, 30)score_text = font.render("Score: %s" % score, True, (0, 0, 0))screen.blit(score_text, pos)'''更新当前帧的游戏画面'''
def updateFrame(screen, obstacles, skier, score):screen.fill((255, 255, 255))obstacles.draw(screen)screen.blit(skier.image, skier.rect)showScore(screen, score)pygame.display.update()'''主程序'''
def main():# 游戏初始化pygame.init()pygame.mixer.init()pygame.mixer.music.load(cfg.BGMPATH)pygame.mixer.music.set_volume(0.4)pygame.mixer.music.play(-1)# 设置屏幕screen = pygame.display.set_mode(cfg.SCREENSIZE)pygame.display.set_caption('滑雪大冒险')# 游戏开始界面ShowStartInterface(screen, cfg.SCREENSIZE)# 实例化游戏精灵# --滑雪者skier = SkierClass()# --创建障碍物obstacles0 = createObstacles(20, 29)obstacles1 = createObstacles(10, 19)obstaclesflag = 0obstacles = AddObstacles(obstacles0, obstacles1)# 游戏clockclock = pygame.time.Clock()# 记录滑雪的距离distance = 0# 记录当前的分数score = 0# 记录当前的速度speed = [0, 6]# 游戏主循环while True:# --事件捕获for event in pygame.event.get():if event.type == pygame.QUIT:pygame.quit()sys.exit()if event.type == pygame.KEYDOWN:if event.key == pygame.K_LEFT or event.key == pygame.K_a:speed = skier.turn(-1)elif event.key == pygame.K_RIGHT or event.key == pygame.K_d:speed = skier.turn(1)# --更新当前游戏帧的数据skier.move()distance += speed[1]if distance >= 640 and obstaclesflag == 0:obstaclesflag = 1obstacles0 = createObstacles(20, 29)obstacles = AddObstacles(obstacles0, obstacles1)if distance >= 1280 and obstaclesflag == 1:obstaclesflag = 0distance -= 1280for obstacle in obstacles0:obstacle.location[1] = obstacle.location[1] - 1280obstacles1 = createObstacles(10, 19)obstacles = AddObstacles(obstacles0, obstacles1)for obstacle in obstacles:obstacle.move(distance)# --碰撞检测hitted_obstacles = pygame.sprite.spritecollide(skier, obstacles, False)if hitted_obstacles:if hitted_obstacles[0].attribute == "tree" and not hitted_obstacles[0].passed:score -= 50skier.setFall()updateFrame(screen, obstacles, skier, score)pygame.time.delay(1000)skier.setForward()speed = [0, 6]hitted_obstacles[0].passed = Trueelif hitted_obstacles[0].attribute == "flag" and not hitted_obstacles[0].passed:score += 10obstacles.remove(hitted_obstacles[0])# --更新屏幕updateFrame(screen, obstacles, skier, score)clock.tick(cfg.FPS)'''run'''
if __name__ == '__main__':main()

二：配置文件 - cfg.py：

'''配置文件'''
import os'''FPS'''
FPS = 40
'''游戏屏幕大小'''
SCREENSIZE = (640, 640)
'''图片路径'''
SKIER_IMAGE_PATHS = [os.path.join(os.getcwd(), 'resources/images/skier_forward.png'),os.path.join(os.getcwd(), 'resources/images/skier_right1.png'),os.path.join(os.getcwd(), 'resources/images/skier_right2.png'),os.path.join(os.getcwd(), 'resources/images/skier_left2.png'),os.path.join(os.getcwd(), 'resources/images/skier_left1.png'),os.path.join(os.getcwd(), 'resources/images/skier_fall.png')
]
OBSTACLE_PATHS = {'tree': os.path.join(os.getcwd(), 'resources/images/tree.png'),'flag': os.path.join(os.getcwd(), 'resources/images/flag.png')
}
'''背景音乐路径'''
BGMPATH = os.path.join(os.getcwd(), 'resources/music/bgm.mp3')
'''字体路径'''
FONTPATH = os.path.join(os.getcwd(), 'resources/font/FZSTK.TTF')