def _rebuild_bot_shanten_cache(self, player):
isolated_tile_34 = find_isolated_tile_indices(
TilesConverter.to_34_array(player.closed_hand))[0]
isolated_tile_136 = isolated_tile_34 * 4
player.table.revealed_tiles[isolated_tile_34] -= 1
player.draw_tile(isolated_tile_136)
player.discard_tile()
def calculate_shanten(self,
tiles_34,
open_sets_34=None,
chiitoitsu=True,
kokushi=True):
"""
Return the count of tiles before tempai
:param tiles_34: 34 tiles format array
:param open_sets_34: array of array of 34 tiles format
:param chiitoitsu: bool
:param kokushi: bool
:return: int
"""
# we will modify them later, so we need to use a copy
tiles_34 = copy.deepcopy(tiles_34)
self._init(tiles_34)
count_of_tiles = sum(tiles_34)
if count_of_tiles > 14:
return -2
# With open hand we need to remove open sets from hand and replace them with isolated pon sets
# it will allow to calculate count of shanten correctly
if open_sets_34:
isolated_tiles = find_isolated_tile_indices(tiles_34)
for meld in open_sets_34:
if not isolated_tiles:
break
isolated_tile = isolated_tiles.pop()
tiles_34[meld[0]] -= 1
tiles_34[meld[1]] -= 1
tiles_34[meld[2]] -= 1
tiles_34[isolated_tile] = 3
if not open_sets_34:
self.min_shanten = self._scan_chiitoitsu_and_kokushi(
chiitoitsu, kokushi)
self._remove_character_tiles(count_of_tiles)
init_mentsu = math.floor((14 - count_of_tiles) / 3)
self._scan(init_mentsu)
return self.min_shanten
def is_agari(self, tiles_34, open_sets_34=None):
"""
Determine was it win or not
:param tiles_34: 34 tiles format array
:param open_sets_34: array of array of 34 tiles format
:return: boolean
"""
# we will modify them later, so we need to use a copy
tiles = tiles_34[:]
# With open hand we need to remove open sets from hand and replace them with isolated pon sets
# it will allow to determine agari state correctly
if open_sets_34:
isolated_tiles = find_isolated_tile_indices(tiles)
for meld in open_sets_34:
if not isolated_tiles:
break
isolated_tile = isolated_tiles.pop()
tiles[meld[0]] -= 1
tiles[meld[1]] -= 1
tiles[meld[2]] -= 1
# kan
if len(meld) > 3:
tiles[meld[3]] -= 1
tiles[isolated_tile] = 3
j = ((1 << tiles[27])
| (1 << tiles[28])
| (1 << tiles[29])
| (1 << tiles[30])
| (1 << tiles[31])
| (1 << tiles[32])
| (1 << tiles[33]))
if j >= 0x10:
return False
# 13 orphans
if ((j & 3) == 2) and (tiles[0] * tiles[8] * tiles[9] * tiles[17] *
tiles[18] * tiles[26] * tiles[27] * tiles[28] *
tiles[29] * tiles[30] * tiles[31] * tiles[32] *
tiles[33] == 2):
return True
# seven pairs
if not (j & 10) and sum([tiles[i] == 2 for i in range(0, 34)]) == 7:
return True
if j & 2:
return False
n00 = tiles[0] + tiles[3] + tiles[6]
n01 = tiles[1] + tiles[4] + tiles[7]
n02 = tiles[2] + tiles[5] + tiles[8]
n10 = tiles[9] + tiles[12] + tiles[15]
n11 = tiles[10] + tiles[13] + tiles[16]
n12 = tiles[11] + tiles[14] + tiles[17]
n20 = tiles[18] + tiles[21] + tiles[24]
n21 = tiles[19] + tiles[22] + tiles[25]
n22 = tiles[20] + tiles[23] + tiles[26]
n0 = (n00 + n01 + n02) % 3
if n0 == 1:
return False
n1 = (n10 + n11 + n12) % 3
if n1 == 1:
return False
n2 = (n20 + n21 + n22) % 3
if n2 == 1:
return False
if (n0 == 2) + (n1 == 2) + (n2 == 2) + (tiles[27] == 2) + (
tiles[28] == 2) + (tiles[29] == 2) + (tiles[30] == 2) + (
tiles[31] == 2) + (tiles[32] == 2) + (tiles[33] == 2) != 1:
return False
nn0 = (n00 * 1 + n01 * 2) % 3
m0 = self._to_meld(tiles, 0)
nn1 = (n10 * 1 + n11 * 2) % 3
m1 = self._to_meld(tiles, 9)
nn2 = (n20 * 1 + n21 * 2) % 3
m2 = self._to_meld(tiles, 18)
if j & 4:
return (not (n0 | nn0 | n1 | nn1 | n2 | nn2)
and self._is_mentsu(m0) and self._is_mentsu(m1)
and self._is_mentsu(m2))
if n0 == 2:
return (not (n1 | nn1 | n2 | nn2) and self._is_mentsu(m1)
and self._is_mentsu(m2) and self._is_atama_mentsu(nn0, m0))
if n1 == 2:
return (not (n2 | nn2 | n0 | nn0) and self._is_mentsu(m2)
and self._is_mentsu(m0) and self._is_atama_mentsu(nn1, m1))
if n2 == 2:
return (not (n0 | nn0 | n1 | nn1) and self._is_mentsu(m0)
and self._is_mentsu(m1) and self._is_atama_mentsu(nn2, m2))
return False
def is_agari(self, tiles, melds=None):
"""
Determine was it win or not
:param tiles: 34 tiles format array
:param melds: array of array of 34 tiles format
:return: boolean
"""
# we will modify them later, so we need to use a copy
#tiles = copy.deepcopy(tiles)
# TODO: I am not sure whether it's a bug or not. Originally the author
# only took care of a hand of 14 tiles. However, when the closed hand
# is consist of kans, there will be 15 or even more tiles. For this
# reason, I intentionally remove one tile from any kan here. This might
# be a temporally solution. (joseph)
if sum(tiles) > 14:
tiles = [t - 1 if t == 4 else t
for t in tiles] # t==4 means a kan.
# With open hand we need to remove open sets from hand and replace them with isolated pon sets
# it will allow to determine agari state correctly
if melds:
isolated_tiles = find_isolated_tile_indices(tiles)
for meld in melds:
if not isolated_tiles:
break
isolated_tile = isolated_tiles.pop()
tiles[meld[0]] -= 1
tiles[meld[1]] -= 1
tiles[meld[2]] -= 1
tiles[isolated_tile] = 3
j = (1 << tiles[27]) | (1 << tiles[28]) | (1 << tiles[29]) | (1 << tiles[30]) | \
(1 << tiles[31]) | (1 << tiles[32]) | (1 << tiles[33])
if j >= 0x10:
return False
# 13 orphans
if ((j & 3) == 2) and (tiles[0] * tiles[8] * tiles[9] * tiles[17] *
tiles[18] * tiles[26] * tiles[27] * tiles[28] *
tiles[29] * tiles[30] * tiles[31] * tiles[32] *
tiles[33] == 2):
return True
# seven pairs
if not (j & 10) and sum([tiles[i] == 2 for i in range(0, 34)]) == 7:
return True
if j & 2:
return False
n00 = tiles[0] + tiles[3] + tiles[6]
n01 = tiles[1] + tiles[4] + tiles[7]
n02 = tiles[2] + tiles[5] + tiles[8]
n10 = tiles[9] + tiles[12] + tiles[15]
n11 = tiles[10] + tiles[13] + tiles[16]
n12 = tiles[11] + tiles[14] + tiles[17]
n20 = tiles[18] + tiles[21] + tiles[24]
n21 = tiles[19] + tiles[22] + tiles[25]
n22 = tiles[20] + tiles[23] + tiles[26]
n0 = (n00 + n01 + n02) % 3
#print("n0={}".format(n0))
if n0 == 1:
return False
n1 = (n10 + n11 + n12) % 3
#print("n1={}".format(n1))
if n1 == 1:
return False
n2 = (n20 + n21 + n22) % 3
#print("n2={}".format(n2))
if n2 == 1:
return False
if ((n0 == 2) + (n1 == 2) + (n2 == 2) + (tiles[27] == 2) +
(tiles[28] == 2) + (tiles[29] == 2) + (tiles[30] == 2) +
(tiles[31] == 2) + (tiles[32] == 2) + (tiles[33] == 2) != 1):
return False
nn0 = (n00 * 1 + n01 * 2) % 3
m0 = self._to_meld(tiles, 0)
nn1 = (n10 * 1 + n11 * 2) % 3
m1 = self._to_meld(tiles, 9)
nn2 = (n20 * 1 + n21 * 2) % 3
m2 = self._to_meld(tiles, 18)
if j & 4:
return not (n0 | nn0 | n1 | nn1 | n2 | nn2) and self._is_mentsu(m0) \
and self._is_mentsu(m1) and self._is_mentsu(m2)
if n0 == 2:
return not (n1 | nn1 | n2 | nn2) and self._is_mentsu(m1) and self._is_mentsu(m2) \
and self._is_atama_mentsu(nn0, m0)
if n1 == 2:
return not (n2 | nn2 | n0 | nn0) and self._is_mentsu(m2) and self._is_mentsu(m0) \
and self._is_atama_mentsu(nn1, m1)
if n2 == 2:
return not (n0 | nn0 | n1 | nn1) and self._is_mentsu(m0) and self._is_mentsu(m1) \
and self._is_atama_mentsu(nn2, m2)
return False
def test_find_isolated_tiles(self):
hand_34 = TilesConverter.string_to_34_array(sou='1369',
pin='15678',
man='25',
honors='124')
isolated_tiles = find_isolated_tile_indices(hand_34)
self.assertEqual(
self._string_to_34_tile(sou='1') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='2') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='3') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='4') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='5') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='6') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='7') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='8') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou='9') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='1') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='2') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='3') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(pin='4') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='5') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='6') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='7') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='8') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin='9') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='1') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='2') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='3') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='4') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='5') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='6') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man='7') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(man='8') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(man='9') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors='1') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(honors='2') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(honors='3') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors='4') in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(honors='5') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors='6') in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors='7') in isolated_tiles, True)
def test_find_isolated_tiles(self):
hand_34 = TilesConverter.string_to_34_array(sou="1369",
pin="15678",
man="25",
honors="124")
isolated_tiles = find_isolated_tile_indices(hand_34)
self.assertEqual(
self._string_to_34_tile(sou="1") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="2") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="3") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="4") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="5") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="6") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="7") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="8") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(sou="9") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="1") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="2") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="3") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(pin="4") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="5") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="6") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="7") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="8") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(pin="9") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="1") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="2") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="3") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="4") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="5") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="6") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(man="7") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(man="8") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(man="9") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors="1") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(honors="2") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(honors="3") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors="4") in isolated_tiles, False)
self.assertEqual(
self._string_to_34_tile(honors="5") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors="6") in isolated_tiles, True)
self.assertEqual(
self._string_to_34_tile(honors="7") in isolated_tiles, True)
