FlappyNetwork/RunBestFlappyNetwork.py at master · EvanFellman/FlappyNetwork · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
import os
import random
import time
import decimal
os.system('mode con: cols=174 lines=48')

pipesFlownThrough = 0

playerHeight = 17
playerVelocity = 1

pipeWidth = 10
pipeHeight = 10
numPipes = 2
pipes = []
fitness = 0

layerValues = [[]]

def sigma(x):
    if x < 0:
        return 0
    return x


class Neuron:
    def __init__(self, strRep=""):
        x = strRep.split(":")
        self.bias = float(x[0])
        self.weights = x[1::]
        for i in range(len(self.weights)):
            self.weights[i] = float(self.weights[i])
    def calc(self, inputs):
        sum = self.bias
        for i in range(len(inputs)):
            sum += inputs[i] * self.weights[i]
        return sigma(sum)

    def mutate(self):
        for i in range(len(self.weights)):
            self.weights[i] += ((random.random() / 20) - 0.025) + self.weights[i]

    def child(self, other):
        for i in range(len(self.weights)):
            self.weights[i] = (self.weights[i] + other.weights[i]) / 2

    def toString(self):
        stri = str(self.bias)
        for i in self.weights:
            stri += ":" + str(i)
        return stri


class Network:
    def __init__(self, strRep):
        self.layers = []
        x = strRep.split("|")[1::]
        for i in range(len(x)):
            self.layers.append([])
            for j in range(len(x[i].split(",")))[1::]:
                self.layers[i].append(Neuron(x[i].split(",")[j]))
    def toString(self):
        str = ""
        for j in self.layers:
            str += "|"
            for i in j:
                str += ","
                str += i.toString()
        return str

    def calc(self, inputs):
        global layerValues
        layerValues = [inputs]
        for i in range(len(self.layers)):
            layerValues.append([])
            for j in range(len(self.layers[i])):
                layerValues[i + 1].append(self.layers[i][j].calc(layerValues[i]))
        return layerValues[len(layerValues) - 1]

f = open("BestFlappyNetwork.txt","r")
net = Network(f.read().split("\n")[1])
f.close

def display():
    global layerValues
    string = " |"
    out = True
    if playerHeight < 0 or playerHeight > 35:
        return True
    for i in range(36):
        for j in range(150):
            flag = True
            for y in pipes:
                if flag and j == 2 and i == round(playerHeight):
                    string += "v"
                    out = flag and j <= y[1] + (pipeWidth / 2) and j >= y[1] - (pipeWidth / 2) \
                          and (i > y[0] + (pipeHeight / 2) or i < y[0] - (pipeHeight / 2))
                    flag = False
                if flag and j <= y[1] + (pipeWidth / 2) and j >= y[1] - (pipeWidth / 2) \
                        and (i > y[0] + (pipeHeight / 2) or i < y[0] - (pipeHeight / 2)):
                    string += "."
                    flag = False
                    if j == 2 and i == round(playerHeight):
                        out = True
            if flag:
                string += " "
        string += "|\n |"
    string = string[:-2:] + ("=" * 154) + "\n"
    for i in layerValues:
        string += "\n"
        for x in i:
            string += "{:.5E}".format(float(str(x))) + "\t"
    print("\033[H\033[J" + ("=" * 154) + "\n" + string + "\n\npipes flown through: " + str(pipesFlownThrough) + "\n")
    return out


def closestPipeHeight():
    minX = 9999
    y = 10000
    for i in pipes:
        if i[1] < minX:
            y = i[0]
            minX = i[1]
    return (minX, y)


while True:
    if display():
        playerHeight = 10
        playerVelocity = 1
        pipes = []
        pipesFlownThrough = 0
        for i in range(numPipes):
            pipes += [[random.randint(pipeHeight, 35 - pipeHeight), (i + 1) * (150 / numPipes)]]
        fitness = 0
    for y in pipes:
        y[1] -= 1
        if y[1] < -0.5 * pipeWidth:
            y[0] = random.randint(round(pipeHeight / 2), round(35 - (pipeHeight / 2)))
            y[1] = 149 + (pipeWidth / 2)
            pipesFlownThrough += 1
    playerHeight += playerVelocity
    if net.calc([playerHeight, closestPipeHeight()[1], closestPipeHeight()[0] / 8])[0] > 0:
        playerVelocity = -0.3
    else:
        playerVelocity = 0.3
    time.sleep(0.005)
    fitness += 1