2022虎年烟花代码

2022虎年烟花代码

一、演示效果

b站：​​虎年烟花演示​​

二、python代码

import pygamefrom math import *from pygame.locals import *import randomclass firew: def __init__(self, pos, color, light, size, move): self.pos = list(pos) self.color = list(color) self.light = light self.size = size self.move = list(move) def force(self, force): self.move[0] += force[0] self.move[1] += force[1] self.move[0] *= force[2] self.move[1] *= force[2] def update(self): self.pos[0] += self.move[0] self.pos[1] += self.move[1] def render(self, fenster, glitter): glitter = (glitter and random.randint(40, 100)/100) or 1 c = rund( mult(self.color, self.light*glitter) ) rad = int(round(self.light* self.size)) rad += rad < 1 #print(c) pygame.draw.circle(fenster, c, rund(self.pos), rad) def summon(fws, pos, pre_move = [0,0]): mix.stop() #anz = random.randint(30, 250) anz = random.randint(200, 350) r = random.randint(0, 255) g = random.randint(0, 255) b = random.randint(0, 255) for i in range(anz): ang = random.randint(0, 360) speed = random.randint(100, 1000) / 250 move = (cos(radians(ang))*speed + pre_move[0], sin(radians(ang))*speed + pre_move[1]) light = random.randint(60, 100)/100 size = random.randint(100, 300)/100 fws.append( firew(pos, (r,g,b), light, size, move) ) # Sound abspielen l, r = ( 0.2 + 0.8*(ww-pos[0])/ww, 0.2 + 0.8*pos[0]/ww ) mix.set_volume(l, r) mix.play(sound) return fwsdef rund(liste): new = [] for i in liste: new.append(int(round(i))) return newdef mult(color, multi): new = list(color) new[0] *= multi new[1] *= multi new[2] *= multi return newpygame.init()sound = pygame.mixer.Sound("firew.wav")mix = pygame.mixer.Channel(0)mix.set_volume(1, 1)bg = (0, 0, 0)ww, wh = (1200, 800)fenster = pygame.display.set_mode((ww, wh))#pygame.display.set_caption("[Leertaste] für Pause; [c] für automatisches Feuerwerk")fws = [] # firework particlesrockets = []force = [0, 0.02, 0.985]max_counter = random.randint(0, 200)counter = max_counterauto = Truepause = Falserun = 1clock = pygame.time.Clock()while run: pygame.display.set_caption("[Spacebar] to pause; [c] disable automatic fireworks") counter -= (auto and not pause) if counter <= 0: # neues erstellen #pos = [random.randint(ww*1/4, ww*3/4), random.randint(wh*1/4, wh*3/5)] pos = [random.randint(ww*2/5, ww*3/5), wh] move = [random.randint(-100, 100)/100, -random.randint(800, 1500)/110] rockets.append( firew(pos, (255, 255, 255), 1, 2, move) ) #fuse = random.randint(50, 150) # Zuendschnur fuse = random.randint(50, 80) rockets[-1].fuse = fuse #fws = summon(fws, pos) max_counter = random.randint(10, 100) counter = max_counter for e in pygame.event.get(): if e.type == QUIT: run = 0 if e.type == KEYDOWN: if e.key == K_c: auto = not auto if e.key == K_SPACE: pause = not pause if e.key == K_v: fws = []; rockets = [] if e.type == MOUSEBUTTONDOWN: fws = summon(fws, e.pos) fenster.fill(bg) dellist1 = [] dellist2 = [] for i, rocket in enumerate(rockets): if not pause: rocket.force(force) rocket.update() rocket.render(fenster, False) rocket.fuse -= not pause if rocket.fuse < 0: dellist1.append(i) # explosion erschaffen fws = summon(fws, rocket.pos, rocket.move) for i, f in enumerate(fws): if not pause: f.force(force) f.update() f.render(fenster, True and not pause) f.light -= (not pause) * random.randint(0, 150) / 7500 if f.light < 0: dellist2.append(i) dellist1.reverse() dellist2.reverse() for d in dellist1: del rockets[d] for d in dellist2: del fws[d] pygame.display.update() clock.tick(80)pygame.quit()

三、前端代码

四、完整源码

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