#?-*-?coding:?utf-8?-*-
“““
@author:?Junxiao?Song
“““

from?__future__?import?print_function
import?numpy?as?np


class?Board（object）:
????“““board?for?the?game“““

????def?__init__（self?**kwargs）:
????????self.width?=?int（kwargs.get（‘width‘?8））
????????self.height?=?int（kwargs.get（‘height‘?8））
????????#?board?states?stored?as?a?dict
????????#?key:?move?as?location?on?the?board
????????#?value:?player?as?pieces?type
????????self.states?=?{}
????????#?need?how?many?pieces?in?a?row?to?win
????????self.n_in_row?=?int（kwargs.get（‘n_in_row‘?5））
????????self.players?=?[1?2]??#?player1?and?player2

????def?init_board（self?start_player=0）:
????????if?self.width?????????????raise?Exception（‘board?width?and?height?can?not?be?‘
????????????????????????????‘less?than?{}‘.format（self.n_in_row））
????????self.current_player?=?self.players[start_player]??#?start?player
????????#?keep?available?moves?in?a?list
????????self.availables?=?list（range（self.width?*?self.height））
????????self.states?=?{}
????????self.last_move?=?-1

????def?move_to_location（self?move）:
????????“““
????????3*3?board‘s?moves?like:
????????6?7?8
????????3?4?5
????????0?1?2
????????and?move?5‘s?location?is?（12）
????????“““
????????h?=?move?//?self.width
????????w?=?move?%?self.width
????????return?[h?w]

????def?location_to_move（self?location）:
????????if?len（location）?!=?2:
????????????return?-1
????????h?=?location[0]
????????w?=?location[1]
????????move?=?h?*?self.width?+?w
????????if?move?not?in?range（self.width?*?self.height）:
????????????return?-1
????????return?move

????def?current_state（self）:
????????“““return?the?board?state?from?the?perspective?of?the?current?player.
????????state?shape:?4*width*height
????????“““

????????square_state?=?np.zeros（（4?self.width?self.height））
????????if?self.states:
????????????moves?players?=?np.array（list（zip（*self.states.items（））））
????????????move_curr?=?moves[players?==?self.current_player]
????????????move_oppo?=?moves[players?!=?self.current_player]
????????????square_state[0][move_curr?//?self.width
????????????????????????????move_curr?%?self.height]?=?1.0
????????????square_state[1][move_oppo?//?self.width
????????????????????????????move_oppo?%?self.height]?=?1.0
????????????#?indicate?the?last?move?location
????????????square_state[2][self.last_move?//?self.width
????????????????????????????self.last_move?%?self.height]?=?1.0
????????if?len（self.states）?%?2?==?0:
????????????square_state[3][:?:]?=?1.0??#?indicate?the?colour?to?play
????????return?square_state[:?::-1?:]

????def?do_move（self?move）:
????????self.states[move]?=?self.current_player
????????self.availables.remove（move）
????????self.current_player?=?（
????????????self.players[0]?if?self.current_player?==?self.players[1]
????????????else?self.players[1]
????????）
????????self.last_move?=?move

????def?has_a_winner（self）:
????????width?=?self.width
????????height?=?self.height
????????states?=?self.states
??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-05-16?11:45??AlphaZero_Gomoku-master\
?????文件??????????19??2018-05-16?11:45??AlphaZero_Gomoku-master\.gitignore
?????文件????????1068??2018-05-16?11:45??AlphaZero_Gomoku-master\LICENSE
?????文件????????3010??2018-05-16?11:45??AlphaZero_Gomoku-master\README.md
?????文件??????417720??2018-05-16?11:45??AlphaZero_Gomoku-master\best_policy_6_6_4.model
?????文件??????417720??2018-05-16?11:45??AlphaZero_Gomoku-master\best_policy_6_6_4.model2
?????文件??????476972??2018-05-16?11:45??AlphaZero_Gomoku-master\best_policy_8_8_5.model
?????文件??????476972??2018-05-16?11:45??AlphaZero_Gomoku-master\best_policy_8_8_5.model2
?????文件????????8207??2018-05-16?11:45??AlphaZero_Gomoku-master\game.py
?????文件????????2889??2018-05-16?11:45??AlphaZero_Gomoku-master\human_play.py
?????文件????????7844??2018-05-16?11:45??AlphaZero_Gomoku-master\mcts_alphaZero.py
?????文件????????7192??2018-05-16?11:45??AlphaZero_Gomoku-master\mcts_pure.py
?????文件???????21521??2018-05-16?11:45??AlphaZero_Gomoku-master\playout400.gif
?????文件????????5125??2018-05-16?11:45??AlphaZero_Gomoku-master\policy_value_net.py
?????文件????????4895??2018-05-16?11:45??AlphaZero_Gomoku-master\policy_value_net_keras.py
?????文件????????4037??2018-05-16?11:45??AlphaZero_Gomoku-master\policy_value_net_numpy.py
?????文件????????6163??2018-05-16?11:45??AlphaZero_Gomoku-master\policy_value_net_pytorch.py
?????文件????????6680??2018-05-16?11:45??AlphaZero_Gomoku-master\policy_value_net_tensorflow.py
?????文件????????8790??2018-05-16?11:45??AlphaZero_Gomoku-master\train.py