class AI:

def __init__(self, line_points, chessman):

self._line_points = line_points

self._my = chessman

self._opponent = BLACK_CHESSMAN if chessman == WHITE_CHESSMAN else WHITE_CHESSMAN

self._checkerboard = [[0] * line_points for _ in range(line_points)]

def get_opponent_drop(self, point):

self._checkerboard[point.Y][point.X] = self._opponent.Value

def AI_drop(self):

point = None

score = 0

for i in range(self._line_points):

for j in range(self._line_points):

if self._checkerboard[j][i] == 0:

_score = self._get_point_score(Point(i, j))

if _score > score:

score = _score

point = Point(i, j)

elif _score == score and _score > 0:

r = random.randint(0, 100)

if r % 2 == 0:

point = Point(i, j)

self._checkerboard[point.Y][point.X] = self._my.Value

return point

def _get_point_score(self, point):

score = 0

for os in offset:

score += self._get_direction_score(point, os[0], os[1])

return score

def _get_direction_score(self, point, x_offset, y_offset):

count = 0 # 落子處我方連續子數

_count = 0 # 落子處對方連續子數

space = None # 我方連續子中有無空格

_space = None # 對方連續子中有無空格

both = 0 # 我方連續子兩端有無阻擋

_both = 0 # 對方連續子兩端有無阻擋

# 如果是 1 表示是邊上是我方子， 2 表示敵方子

flag =外匯跟單gendan5.com self._get_stone_color(point, x_offset, y_offset, True)

if flag != 0:

for step in range(1, 6):

x = point.X + step * x_offset

y = point.Y + step * y_offset

if 0 <= x < self._line_points and 0 <= y < self._line_points:

if flag == 1:

if self._checkerboard[y][x] == self._my.Value:

count += 1

if space is False:

space = True

elif self._checkerboard[y][x] == self._opponent.Value:

_both += 1

break

else:

if space is None:

space = False

else:

break # 遇到第二個空格退出

elif flag == 2:

if self._checkerboard[y][x] == self._my.Value:

_both += 1

break

elif self._checkerboard[y][x] == self._opponent.Value:

_count += 1

if _space is False:

_space = True

else:

if _space is None:

_space = False

else:

break

else:

# 遇到邊也就是阻擋

if flag == 1:

both += 1

elif flag == 2:

_both += 1

if space is False:

space = None

if _space is False:

_space = None

_flag = self._get_stone_color(point, -x_offset, -y_offset, True)

if _flag != 0:

for step in range(1, 6):

x = point.X - step * x_offset

y = point.Y - step * y_offset

if 0 <= x < self._line_points and 0 <= y < self._line_points:

if _flag == 1:

if self._checkerboard[y][x] == self._my.Value:

count += 1

if space is False:

space = True

elif self._checkerboard[y][x] == self._opponent.Value:

_both += 1

break

else:

if space is None:

space = False

else:

break # 遇到第二個空格退出

elif _flag == 2:

if self._checkerboard[y][x] == self._my.Value:

_both += 1

break

elif self._checkerboard[y][x] == self._opponent.Value:

_count += 1

if _space is False:

_space = True

else:

if _space is None:

_space = False

else:

break

else:

# 遇到邊也就是阻擋

if _flag == 1:

both += 1

elif _flag == 2:

_both += 1

score = 0

if count == 4:

score = 10000

elif _count == 4:

score = 9000

elif count == 3:

if both == 0:

score = 1000

elif both == 1:

score = 100

else:

score = 0

elif _count == 3:

if _both == 0:

score = 900

elif _both == 1:

score = 90

else:

score = 0

elif count == 2:

if both == 0:

score = 100

elif both == 1:

score = 10

else:

score = 0

elif _count == 2:

if _both == 0:

score = 90

elif _both == 1:

score = 9

else:

score = 0

elif count == 1:

score = 10

elif _count == 1:

score = 9

else:

score = 0

if space or _space:

score /= 2

return score

# 判斷指定位置處在指定方向上是我方子、對方子、空

def _get_stone_color(self, point, x_offset, y_offset, next):

x = point.X + x_offset

y = point.Y + y_offset

if 0 <= x < self._line_points and 0 <= y < self._line_points:

if self._checkerboard[y][x] == self._my.Value:

return 1

elif self._checkerboard[y][x] == self._opponent.Value:

return 2

else:

if next:

return self._get_stone_color(Point(x, y), x_offset, y_offset, False)

else:

return 0

else:

return 0

PyGame每日一練——五子棋小遊戲

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