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Dino_Evolve.py
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359 lines (271 loc) · 8.35 KB
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#@author: medoug7
import numpy as np
import pygame as pg
import time
import os
import random
import gzip
try:
import cPickle as pickle # pylint: disable=import-error
except ImportError:
import pickle # pylint: disable=import-error
from dino_assets import Dino, Cactus, Bird, Cloud, Base, floor
import neat
from neat.population import Population
from neat.reporting import BaseReporter
import visualize
pg.font.init()
FONT = pg.font.SysFont('comicsans', 30)
WIN_WID = 700
WIN_HEI = 300
# desenhar o mundo
def redraw(win, dinos, cactus, flock, clouds, base, score, b_score):
win.fill((255,255,255)) # fundo branco
base.draw(win)
for puf in clouds:
puf.draw(win)
for cac in cactus:
cac.draw(win)
for bird in flock:
bird.draw(win)
for dino in dinos:
dino.draw(win)
text = FONT.render('score: '+ str(int(score)), 0, (100,100,100)) # pontuação
win.blit(text, (WIN_WID - 10 - text.get_width(), 10))
text = FONT.render('best: '+ str(int(b_score)), 0, (100,100,100)) # pontuação
win.blit(text, (WIN_WID - 10 - text.get_width(), 40))
text = FONT.render('gen: ' +str(GEN), 0, (100,100,100))
win.blit(text, (10, 10))
text = FONT.render('pop: ' +str(len(dinos)), 0, (100,100,100))
win.blit(text, (10, 40))
pg.display.update()
# transformar main numa função fitness
def main(genomes, config):
global GEN
global b_score
floor_v = 10
# define as redes que competem
nets = []
ge = []
dinos = []
# genomas é um tuple (indice, genoma)
for _,g in genomes:
net = neat.nn.FeedForwardNetwork.create(g, config)
nets.append(net)
dinos.append(Dino(80,floor - 40))
g.fitness = 0
ge.append(g)
base = Base(floor)
gap_c = 500
gap_b = 3000
pos = random.randint(0,gap_c/2)
cactus = [Cactus(gap_c+pos),Cactus(2*gap_c+pos)]
flock = [Bird(random.randint(gap_b-500, gap_b+500))]
clouds =[Cloud(random.randrange(0, WIN_WID)),Cloud(random.randrange(0, WIN_WID))]
win = pg.display.set_mode((WIN_WID, WIN_HEI))
pg.display.set_caption('Dino Evolution')
run = True
clock = pg.time.Clock()
score = 0
p_score = 0
puf_ct = 0
while run:
clock.tick(30)
# posicionamento dos cactus
if len(cactus) <= 2:
gap_c = 500*floor_v/10
if len(cactus) == 1:
pos = random.randint(0, gap_c)
cactus.append(Cactus(WIN_WID+pos))
if len(cactus) == 2:
num = random.randint(0,5)
if num < 4:
pos = random.randint(gap_c, int(3*gap_c/2))
cactus.append(Cactus(cactus[-1].x+cactus[-1].width+pos))
else:
pos = random.randint(int(gap_c/2), int(2*gap_c/3))
cactus.append(Cactus(cactus[-1].x+cactus[-1].width+pos))
# aumenta a dificuldade a cada 50 pontos (velocidade do chão)
inc_dif = False
if int(score) % 50 == 0:
if int(score) > p_score + 10:
inc_dif = True
p_score = int(score)
if inc_dif == True:
floor_v = floor_v + 1
inc_dif = False
# para sair
for event in pg.event.get():
if event.type == pg.QUIT:
run = False
quit()
keys = pg.key.get_pressed()
# aperte 's' para salvar o melhor
if keys[pg.K_s]:
print("Salvando...")
filename = 'Dino_prime_{0}'.format(GEN)
fit = []
for g in ge:
fit.append(g.fitness)
winner = ge[np.argmax(fit)]
with open(filename, "wb") as f:
pickle.dump(winner, f)
f.close()
# aperte "q" pra matar todos os dinos
if keys[pg.K_q]:
for x, dino in enumerate(dinos): # x é posição na lista dinos
dinos.pop(x)
nets.pop (x)
ge.pop(x)
# checa o cactu mais proximo
cac_ind = 0
bird_ind = 0
if len(dinos) > 0:
if len(cactus) > 1 and dinos[0].x > cactus[0].x + cactus[0].img.get_width():
cac_ind = 1
else:
# se não há dinos, acaba essa geração
run = False
score += 0.1
for x, dino in enumerate(dinos):
dino.move()
ge[x].fitness = score # recompensa por estar vivo
# tomada de decisão (info que entra)
output = nets[x].activate((dino.y, cactus[cac_ind].width, cactus[cac_ind].height, floor_v,
cactus[cac_ind].x-dino.x,
abs(dino.y - cactus[cac_ind].height),
abs(cactus[cac_ind].x - cactus[cac_ind+1].x),
flock[bird_ind].y,
flock[bird_ind].x - dino.x,
dino.y - flock[bird_ind].y))
# outputs é uma lista
if output[0] > 0.5 and dino.jumpct == 0:
dino.isLow = False
dino.vel = -8
dino.jump()
dino.jumpct = 18
ge[x].fitness -= 0.05
if output[1] > 0.5 and dino.jumpct == 0:
dino.isLow = False
dino.vel = -10
dino.jump()
dino.jumpct = 20
ge[x].fitness -= 0.05
if output[2] > 0.5 and dino.jumpct == 0:
dino.isLow = True
ge[x].fitness -= 0.05
else:
dino.isLow = False
add_bird = False
rem_c = [] # lista de cactus para apagar
rem_b = [] # lista de passaros para apagar
rem_p = [] # lista de nuvens para apagar
for cac in cactus:
for x, dino in enumerate(dinos): # x é posição na lista dinos
if cac.collide(dino): # se colide
# mata dino
dinos.pop(x)
nets.pop (x)
ge.pop(x)
# se dino passou pelo cacto
if not(cac.passed) and cac.x + cac.img.get_width() < dino.x:
ge[x].fitness += 5
cac.passed = True
# checa se cacto está visivel
if cac.x + cac.img.get_width() < 0:
rem_c.append(cac)
cac.move(floor_v)
for bird in flock:
for x, dino in enumerate(dinos): # x é posição na lista dinos
if bird.collide(dino): # se colide
# mata dino
dinos.pop(x)
nets.pop (x)
ge.pop(x)
# se dino passou
if not(bird.passed) and bird.x + bird.img.get_width() < dino.x:
ge[x].fitness += 5
bird.passed = True
# checa se passarp está visivel
if bird.x + bird.img.get_width() < 0:
rem_b.append(bird)
add_bird = True
bird.move(floor_v)
puf_ct += 1
for puf in clouds:
if puf.x + puf.img.get_width() < 0:
rem_p.append(puf)
# move a uma fração da vel do fundo
if puf_ct == 6:
puf.move(floor_v)
if puf_ct == 6:
puf_ct = 0
# remove quem já sumiu
for r in rem_p:
clouds.remove(r)
for r in rem_c:
cactus.remove(r)
for r in rem_b:
flock.remove(r)
if len(clouds) <= 4:
num = random.randint(2,8)
while num > 0:
gap_c = 600
pos = random.randrange(0,gap_c)
clouds.append(Cloud(WIN_WID+pos))
num -= 1
gap_c = gap_c+pos
if add_bird:
gap_b = int(3000*floor_v/10)
pos = random.randrange(gap_b, 3*gap_b)
flock.append(Bird(gap_b+pos))
add_bird = False
if score > b_score:
b_score = score
base.move(floor_v)
redraw(win, dinos, cactus, flock, clouds, base, score, b_score)
GEN += 1
# NEAT
def run(config_path, load=False, save=True):
# carrega configurações
config = neat.config.Config(neat.DefaultGenome, neat.DefaultReproduction,
neat.DefaultSpeciesSet, neat.DefaultStagnation,
config_path)
if load:
# recarregar população (todo o estado anterior)
filename = 'dinos-65'
p = neat.Checkpointer.restore_checkpoint(filename)
global GEN
GEN = p.generation
else:
# cria a população do config
p = neat.Population(config)
p.add_reporter(neat.StdOutReporter(True))
stats = neat.StatisticsReporter()
p.add_reporter(stats)
# metodo Checkpointer salva o estado da simulaçãp
# automaticamente depois de tantas gerações
p.add_reporter(neat.Checkpointer(25, filename_prefix='dinos-'))
# roda e ao terminar te dá o genoma com melhor fit
winner = p.run(main, 200)
node_names = {0:'jump', 1:'high_jump', 2:'duck'}
# desenha um genoma
visualize.draw_net(config, winner, True, node_names=node_names, filename='dino_prime_genome')
# plota estatisticas do processo de evolução
visualize.plot_stats(stats, ylog=False, view=True,filename='dino_fit_evolve')
# plota especiação?
visualize.plot_species(stats, view=True)
if save:
# salvar o vencedor
print("Salvando...")
filename = 'Dino_prime_{0}'.format(GEN)
with open(filename, "wb") as f:
pickle.dump(winner, f)
f.close()
quit()
if __name__ == "__main__":
GEN = 0
b_score = 0
local_dir = os.path.dirname(__file__)
config_path = os.path.join(local_dir, "dino_evolve_neat_config.txt")
run(config_path, load=False, save=True)