def utility(self, state, player):
""" This return a value between -infinity and infinity based on how good is the state for the player"""
player_type = player.get_type()
player_color = player.get_color()
if player_color is Piece.WHITE:
if state.is_check_for_enemy(Piece.BLACK):
if state.is_check_mate_for_enemy(Piece.BLACK):
return 99999999
else:
return 99999999 - 100000
if state.is_check_for_enemy(Piece.WHITE):
if state.is_check_mate_for_enemy(Piece.WHITE):
return -99999999
else:
return -99999999 + 100000
elif player_color is Piece.BLACK:
if state.is_check_for_enemy(Piece.WHITE):
if state.is_check_mate_for_enemy(Piece.WHITE):
return 99999999
else:
return 99999999 - 100000
if state.is_check_for_enemy(Piece.BLACK):
if state.is_check_mate_for_enemy(Piece.BLACK):
return -99999999
else:
return -99999999 + 100000
if player_type is Player.IDIOT:
return 0
elif player_type is Player.FIGHTER:
if state.can_kill(player_color):
state_quality = 50000
else:
state_quality = 0
for row in state.get_board():
for pos in row:
if pos is not None:
if pos.get_color() is player_color:
state_quality += Piece.VALUES[pos.get_type()]
else:
state_quality -= Piece.VALUES[pos.get_type()]
return state_quality
elif player_type is Player.SMARTEST or player_type is Player.HUMAN:
db_access = Load()
can_kill = state.can_kill(player_color)
can_be_killed = state.can_be_killed(player_color)
if db_access.compare_with_data_base_states(state, player):
state_quality = 20000
else:
state_quality = 0
if can_kill and not can_be_killed:
state_quality += 15000
elif not can_kill and not can_be_killed:
state_quality += 10000
elif can_kill and can_be_killed:
state_quality -= 5000
elif not can_kill and can_be_killed:
state_quality -= 5000
for row in state.get_board():
for pos in row:
if pos is not None:
if pos.get_color() is player_color:
state_quality += Piece.VALUES[pos.get_type()]
else:
state_quality -= Piece.VALUES[pos.get_type()]
return state_quality
def utility(self, state, player):
""" This return a value between -infinity and infinity based on how good is the state for the player"""
player_type = player.get_type()
player_color = player.get_color()
if player_color is Piece.WHITE:
if state.is_check_for_enemy(Piece.BLACK):
if state.is_check_mate_for_enemy(Piece.BLACK):
return 99999999
else:
return 99999999 - 100000
if state.is_check_for_enemy(Piece.WHITE):
if state.is_check_mate_for_enemy(Piece.WHITE):
return -99999999
else:
return -99999999 + 100000
elif player_color is Piece.BLACK:
if state.is_check_for_enemy(Piece.WHITE):
if state.is_check_mate_for_enemy(Piece.WHITE):
return 99999999
else:
return 99999999 - 100000
if state.is_check_for_enemy(Piece.BLACK):
if state.is_check_mate_for_enemy(Piece.BLACK):
return -99999999
else:
return -99999999 + 100000
if player_type is Player.IDIOT:
return 0
elif player_type is Player.FIGHTER:
if state.can_kill(player_color):
state_quality = 50000
else:
state_quality = 0
for row in state.get_board():
for pos in row:
if pos is not None:
if pos.get_color() is player_color:
state_quality += Piece.VALUES[pos.get_type()]
else:
state_quality -= Piece.VALUES[pos.get_type()]
return state_quality
elif player_type is Player.SMARTEST or player_type is Player.HUMAN:
db_access = Load()
can_kill = state.can_kill(player_color)
can_be_killed = state.can_be_killed(player_color)
if db_access.compare_with_data_base_states(state, player):
state_quality = 20000
else:
state_quality = 0
if can_kill and not can_be_killed:
state_quality += 15000
elif not can_kill and not can_be_killed:
state_quality += 10000
elif can_kill and can_be_killed:
state_quality -= 5000
elif not can_kill and can_be_killed:
state_quality -= 5000
for row in state.get_board():
for pos in row:
if pos is not None:
if pos.get_color() is player_color:
state_quality += Piece.VALUES[pos.get_type()]
else:
state_quality -= Piece.VALUES[pos.get_type()]
return state_quality
