def __init__(self, board, playerToMove, fruit_life, fruit_taken, penalty_taken):
self.playerToMove = playerToMove
self.pos = utils.getPlayerPos(board, playerToMove)
self.rival_pos = utils.getPlayerPos(board, utils.nextTurn(playerToMove))
self.fruit_life = fruit_life
self.fruit_taken = fruit_taken
self.penalty_taken = penalty_taken
def perform_move(self, state, d, maximizing_player): # ->succ_state
i = state.pos[0] + d[0]
j = state.pos[1] + d[1]
new_pos = (i, j)
self.board[state.pos] = -1
new_player_to_move = utils.nextTurn(state.playerToMove)
new_fruit_life = max(0, state.fruit_life - 1)
fruit_taken = 0
if new_fruit_life > 0:
fruit_taken = self.board[new_pos]
self.board[new_pos] = state.playerToMove
penalty_taken = 0
if not utils.playerCanMove(self.board,
new_pos) and utils.playerCanMove(
self.board, state.rival_pos):
penalty_taken = self.penalty_score
self.score[state.playerToMove - 1] = self.score[
state.playerToMove -
1] + fruit_taken - penalty_taken # the fruit was on my pos + penalty if there any
return Player.PlayerState(self.board, new_player_to_move,
new_fruit_life, fruit_taken, penalty_taken)
def nextState(original_state, action, match_log=None):
"""
Parameters
------------
original_state: State Object
状態オブジェクト
action: int
行動
Returns
------------
next_state: State Object
次の状態
reward: list(int) or None
報酬（ゲーム終了時のみ順位リストを返す，それ以外はNone）
Notes:
------------
現在の状態stateに対して，actionが選択されたときに，遷移する状態を返す
非破壊的メソッド
"""
# 現状態のコピー
state = deepcopy(original_state)
player = state.players[state.turn]
# 状態フラグ
kill8 = False
skip5 = False
outX = False
# パスの場合
if action == 54:
# 流れの場合
if state.last == nextTurn(state.turn, state.out,
reverse=state.reverse):
# 流れによる場の初期化
flowGame(state)
if match_log != None:
match_log.writeFrowLog()
state.turn = state.last
return (state, None)
# パス以外の行動の場合
else:
# 状態遷移(プレイヤーの手札から)
cut_index = np.where(player == action)[0]
state.players[state.turn] = np.delete(player, cut_index).tolist()
state.field.append(action)
# カード効果の処理
card_number = NUMBER[number(action)]
if card_number == "8":
flowGame(state)
kill8 = True
elif card_number == "5":
skip5 = True
elif card_number == "J":
state.back = True
elif card_number == "9":
state.reverse = bool(1 - state.reverse)
# 和了
if len(state.players[state.turn]) == 0:
outX = True
state.out[state.turn] = True
state.rank[state.turn] = sum(state.out)
state.last = nextTurn(state.turn,
state.out,
reverse=state.reverse,
skip=skip5,
kill=kill8,
win=True)
# 非和了
else:
state.last = state.turn
# ターンを進める
state.turn = nextTurn(state.turn,
state.out,
reverse=state.reverse,
skip=skip5,
kill=kill8,
win=outX)
if sum(state.out) == N_Player - 1:
return (state, state.rank)
else:
return (state, None)
