pygame开发Oil Spill游戏

1.Oil Spill游戏简介.

这款游戏中, 玩家必须要使用发射出高压水流的水枪, 将泄漏到污染区域的油渍冲洗干净. 至少在理论上是可行的. 实际上, 我们只是使用鼠标来点击油污以清除它. 这款游戏使用颜色alpha通道操作以擦除掉油污, 并且这在用户输入以及编程逻辑中是一种好的做法.

2.游戏源码

import sys
import time
import random
import math
import pygame
from pygame.locals import *
from MyLibrary import *

darktan = 190,190,110,255
tan = 210,210,130,255

#油渍类
class OilSprite(MySprite, pygame.sprite.Sprite):

    def __init__(self,target):
        MySprite.__init__(self,target)
        self.radius = random.randint(0,60)+30
        play_sound(new_oil)

    def update(self, timming, rate=30):
        MySprite.update(self, timming, rate)

    def fade(self):
        r2 = self.radius / 2
        color = self.image.get_at((r2,r2))
        if color.a > 5:
            color.a -= 5
            pygame.draw.circle(self.image, color, (r2,r2), r2, 0)
        else:
            oil_group.remove(self)
            play_sound(clean_oil)

#游戏初始化
def game_init():

    global screen, backbuffer, font, timer, oil_group, cursor, cursor_group
    global sc_width, sc_height

    pygame.init()

    sc_width = 600
    sc_height = 500

    screen = pygame.display.set_mode((sc_width,sc_height))
    pygame.display.set_caption("Oil Spill Game")
    font = pygame.font.Font(None, 36)
    pygame.mouse.set_visible(False)
    timer = pygame.time.Clock()

    backbuffer = pygame.Surface((sc_width,sc_height))
    backbuffer.fill(darktan)

    oil_group = pygame.sprite.Group()

    cursor = MySprite(screen)
    cursor.radius = 60
    image = pygame.Surface((60,60)).convert_alpha()
    image.fill((255,255,255,0))
    pygame.draw.circle(image, (80,80,220,70), (30,30), 30, 0)
    pygame.draw.circle(image, (80,80,250,255), (30,30), 30, 4)
    cursor.set_image(image)

    cursor_group = pygame.sprite.Group()

    cursor_group.add(cursor)

#音频初始化
def audio_init():

    global new_oil, clean_oil

    pygame.mixer.init()

    new_oil = pygame.mixer.Sound("new_oil.wav")
    clean_oil = pygame.mixer.Sound("clean_oil.wav")

#播放音乐
def play_sound(sound):
    channel = pygame.mixer.find_channel(True)
    channel.set_volume(0.5)
    channel.play(sound)

#添加油渍
def add_oil():

    global oil_group, new_oil, screen

    oil = OilSprite(screen)

    image = pygame.Surface((oil.radius,oil.radius)).convert_alpha()
    image.fill((255,255,255,0))
    oil.fadelevel = random.randint(50,150)
    oil_color = 10,10,20,oil.fadelevel
    r2 = oil.radius / 2
    pygame.draw.circle(image,oil_color,(r2,r2),r2,0)
    oil.set_image(image)
    oil.set_pos((random.randint(0,600-oil.frame_width),random.randint(0,500-oil.frame_height)))
    oil_group.add(oil)

game_init()
audio_init()
game_over = False
last_time = 0

while True:

    timer.tick(30)

    ticks = pygame.time.get_ticks()

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

    keys = pygame.key.get_pressed()

    if keys[K_ESCAPE]:
        sys.exit()

    b1,b2,b3 = pygame.mouse.get_pressed()

    mx,my = pygame.mouse.get_pos()

    pos = (mx+30,my+30)

    if b1 > 0:
        pygame.draw.circle(backbuffer, tan, pos, 30, 0)

    oil_hit = None

    for oil in oil_group:
        if pygame.sprite.collide_circle_ratio(0.5)(cursor, oil):
            oil_hit = oil
            if b1 > 0:
                oil_hit.fade()
                break

    if ticks > last_time + 1000:
        add_oil()
        last_time = ticks

    screen.blit(backbuffer, (0,0))

    oil_group.update(ticks, 50)
    oil_group.draw(screen)

    cursor.set_pos((mx,my))
    cursor_group.update(ticks)
    cursor_group.draw(screen)

    if oil_hit:
        print_text(font, 0, 0, "OIL SPLOTCH - CLEAN IT")
    else:
        print_text(font, 0, 0, "CLEAN")

    pygame.display.update()

    time.sleep(1.0/100)

3.音频文件

如需音频文件, 可以联系本人

4.游戏截图

1.jpg

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