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 # 落子处我方连续子数
_count = 0 # 落子处对方连续子数
space = None # 我方连续子中有无空格
_space = None # 对方连续子中有无空格
both = 0 # 我方连续子两端有无阻挡
_both = 0 # 对方连续子两端有无阻挡
# 如果是 1 表示是边上是我方子，2 表示敌方子
flag =[商品期货](https://www.gendan5.com/futures/cf.html) 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 # 遇到第二个空格退出
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:
# 遇到边也就是阻挡
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 # 遇到第二个空格退出
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:
# 遇到边也就是阻挡
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
# 判断指定位置处在指定方向上是我方子、对方子、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