cca: Automata.py annotate

cca

annotate Automata.py @ 68:c4a108b8ea02

+ add keys to LIFE automata

author	is_rusinov
date	Sat, 11 Dec 2010 22:30:01 +0300
parents	3ff0fdc7ce7a
children	7f576dd5ccd8

rev	line source
darkhan@20	1 from State import *
darkhan@20	2
Ilia@1	3 class Automata(object):
darkhan@23	4 #field[][] - state symbol
Ilia@1	5 #states[]
darkhan@23	6 #symbols = {} - symbol: number_in_states
darkhan@11	7
darkhan@35	8 def __init__(self, width=50, height=50, states=None):
darkhan@11	9 self.width = width
darkhan@11	10 self.height = height
darkhan@20	11 if states == None:
is_rusinov@68	12 self.states = [State("Dead", '-', "white", '1',[5]),
is_rusinov@68	13 State("Alive", '+', "black", '2', [0, 1] + range(4, 9))]
darkhan@20	14 else:
darkhan@20	15 self.states = states
darkhan@11	16 self.symbols = {}
darkhan@62	17 self.st_sym = {}
darkhan@11	18 for num, st in enumerate(self.states):
darkhan@11	19 self.symbols[st.symbol] = num
darkhan@62	20 self.st_sym[st.symbol] = st
darkhan@11	21 self.field = []
darkhan@11	22 for row in range(height):
darkhan@11	23 self.field.append([])
darkhan@11	24 for col in range(width):
darkhan@25	25 self.field[row].append(self.states[0].symbol)
darkhan@11	26
darkhan@17	27 def next_step(self):
darkhan@42	28 changed = []
darkhan@62	29 for row in range(1, self.height - 1):
darkhan@62	30 for col in range(1, self.width - 1):
darkhan@28	31 symbol = self.field[row][col]
darkhan@11	32 num = 0
darkhan@62	33 for vert in range(row - 1, row + 2):
darkhan@62	34 for horiz in range(col - 1, col + 2):
darkhan@11	35 if self.field[vert][horiz] == symbol:
darkhan@11	36 num += 1
darkhan@62	37 if self.st_sym[symbol].next_state(num - 1):
darkhan@49	38 changed.append((row, col))
darkhan@62	39
darkhan@62	40 for row in range(1, self.height - 1):
darkhan@62	41 symbol1 = self.field[row][0]
darkhan@62	42 symbol2 = self.field[row][self.width - 1]
darkhan@62	43 num1 = 0
darkhan@62	44 num2 = 0
darkhan@62	45 for vert in range(row - 1, row + 2):
darkhan@62	46 for horiz in [0, 1, self.width - 1]:
darkhan@62	47 if self.field[vert][horiz] == symbol1:
darkhan@62	48 num1 += 1
darkhan@62	49 for horiz in [self.width - 2, self.width - 1, 0]:
darkhan@62	50 if self.field[vert][horiz] == symbol2:
darkhan@62	51 num2 += 1
darkhan@62	52 if self.st_sym[symbol1].next_state(num1 - 1):
darkhan@62	53 changed.append((row, 0))
darkhan@62	54 if self.st_sym[symbol2].next_state(num2 - 1):
darkhan@62	55 changed.append((row, self.width - 1))
darkhan@62	56
darkhan@62	57 for col in range(1, self.width - 1):
darkhan@62	58 symbol1 = self.field[0][col]
darkhan@62	59 symbol2 = self.field[self.height - 1][col]
darkhan@62	60 num1 = 0
darkhan@62	61 num2 = 0
darkhan@62	62 for horiz in range(col - 1, col + 2):
darkhan@62	63 for vert in [0, 1, self.height - 1]:
darkhan@62	64 if self.field[vert][horiz] == symbol1:
darkhan@62	65 num1 += 1
darkhan@62	66 for vert in [self.height - 2, self.height - 1, 0]:
darkhan@62	67 if self.field[vert][horiz] == symbol2:
darkhan@62	68 num2 += 1
darkhan@62	69 if self.st_sym[symbol1].next_state(num1 - 1):
darkhan@62	70 changed.append((0, col))
darkhan@62	71 if self.st_sym[symbol2].next_state(num2 - 1):
darkhan@62	72 changed.append((self.height - 1, col))
darkhan@62	73
darkhan@62	74 for row, col in [(0, 0), (self.height - 1, self.width - 1),
darkhan@62	75 (0, self.width - 1), (self.height - 1, 0)]:
darkhan@62	76 symbol = self.field[row][col]
darkhan@62	77 num = 0
darkhan@62	78 for vert_long in range(row + self.height - 1,
darkhan@62	79 row + self.height + 2):
darkhan@62	80 for horiz_long in range(col + self.width - 1,
darkhan@62	81 col + self.width + 2):
darkhan@62	82 vert = vert_long % self.height
darkhan@62	83 horiz = horiz_long % self.width
darkhan@62	84 if self.field[vert][horiz] == symbol:
darkhan@62	85 num += 1
darkhan@62	86 if self.st_sym[symbol].next_state(num - 1):
darkhan@62	87 changed.append((row, col))
darkhan@11	88
darkhan@49	89 for row, col in changed:
darkhan@49	90 index = (self.symbols[self.field[row][col]] +
darkhan@47	91 1) % len(self.states)
darkhan@49	92 self.field[row][col] = self.states[index].symbol
darkhan@42	93 return changed
darkhan@11	94
darkhan@17	95 def change_size(self, value, side):
darkhan@17	96 "0-up, 1-right, 2-down, 3-left"
darkhan@17	97 new_field = []
darkhan@20	98
darkhan@17	99 if side == 0:
darkhan@17	100 self.height += value
darkhan@17	101 for row in range(value):
darkhan@17	102 new_field.append([])
darkhan@17	103 for col in range(self.width):
darkhan@17	104 new_field[row].append(states[0].symbol)
darkhan@20	105 init = value
darkhan@20	106 if value < 0:
darkhan@20	107 init = 0
darkhan@20	108 for row in range(init, self.height):
darkhan@17	109 new_field.append([])
darkhan@17	110 for col in range(self.width):
darkhan@17	111 new_field[row].append(self.field[row - value][col])
darkhan@20	112
darkhan@17	113 if side == 2:
darkhan@17	114 self.height += value
darkhan@20	115 term = -value
darkhan@20	116 if value > 0:
darkhan@20	117 term = 0
darkhan@20	118 for row in range(self.height - term):
darkhan@17	119 new_field.append([])
darkhan@17	120 for col in range(self.width):
darkhan@17	121 new_field[row].append(self.field[row][col])
darkhan@17	122 for row in range(self.height, self.height + value):
darkhan@17	123 new_field.append([])
darkhan@17	124 for col in range(self.width):
darkhan@20	125 new_field[row].append(states[0].symbol)
darkhan@20	126
darkhan@20	127 if side == 1:
darkhan@20	128 self.width += value
darkhan@20	129 term = -value
darkhan@20	130 if value > 0:
darkhan@20	131 term = 0
darkhan@20	132 for row in range(self.height):
darkhan@20	133 new_field.append([])
darkhan@20	134 for col in range(self.width - term):
darkhan@20	135 new_field[row].append(self.field[row][col])
darkhan@20	136 for row in range(self.height):
darkhan@20	137 for col in range(self.width, self.width + value):
darkhan@20	138 new_field[row].append(states[0].symbol)
darkhan@20	139
darkhan@20	140 if side == 3:
darkhan@20	141 self.width += value
darkhan@20	142 for row in range(self.height):
darkhan@20	143 new_field.append([])
darkhan@20	144 for col in range(value):
darkhan@20	145 new_field[row].append(states[0].symbol)
darkhan@20	146 init = value
darkhan@20	147 if value < 0:
darkhan@20	148 init = 0
darkhan@20	149 for row in range(self.height):
darkhan@20	150 for col in range(init, self.width):
darkhan@20	151 new_field[row].append(self.field[row][col - value])
darkhan@20	152 self.field = new_field