def neighbour_locs(self, loc):
"""Return the list of neighbour locations of `tile`."""
x, y = loc
coords = (-1, 0, 1)
locs = set(
(x + n, y + m) for n in coords for m in coords) - set([(x, y)])
return [Loc(*tup) for tup in locs if self.valid(Loc(*tup))]
def find_shortest(self, origin, target, extra_vertices=None):
"""Find shortest path using given vertices and static level vertices."""
nodes = defaultdict(dict)
origin = getattr(origin, "loc", origin)
target = getattr(target, "loc", target)
# make a surrounding box (larger by 3 tiles in each direction than origin/target locations) as an
# optimization to make dijkstra algorithm faster
minx, maxx = min(origin.x, target.x), max(origin.x, target.x)
miny, maxy = min(origin.y, target.y), max(origin.y, target.y)
minx, maxx = max(0, minx - 3), min(xmax, maxx + 3)
miny, maxy = max(0, miny - 3), min(ymax, maxy + 3)
p1, p2 = Loc(minx, miny), Loc(maxx, maxy)
# for dijkstra path alg, consider origin and destination as passable
passable = lambda _loc: _loc in (origin, target) or not self.blocked(
_loc)
locs = [l for l in self if self.in_box((p1, p2), l)]
locs = filter(passable, locs)
for loc in locs:
nlst = filter(passable, self.neighbour_locs(loc))
for nloc in nlst:
dist = 1 if (nloc.x == loc.x or nloc.y == loc.y) else 1.5
nodes[loc][nloc] = dist
# log("nodes", pformat(dict(nodes)))
# find shortest path
# log("origin", origin)
# log("target", target)
try:
shortest = dijkstra.shortestPath(nodes, origin, target)
return shortest[1:]
except KeyError:
# path is blocked completely
return []
return
vertices = field.vertices + [origin, loc] + extra_vertices
# make nodes dictionary for dijkstra function; dict is of format
# {vertice1: {vertice2: distance}}
for vertice in vertices:
for vert2 in vertices:
if vertice != vert2:
path = self.path(vertice, vert2)
if not self.blocked(path):
distance = self.distance(vertice, vert2)
if vertice in nodes:
nodes[vertice][vert2] = distance
else:
nodes[vertice] = {vert2: distance}
if vert2 in nodes:
nodes[vert2][vertice] = distance
else:
nodes[vert2] = {vertice: distance}
def make_win_lines(self):
lines, diag1, diag2 = [], [], []
for n in range(3):
lines.append([Loc(m, n) for m in range(3)])
lines.append([Loc(n, m) for m in range(3)])
diag1.append(Loc(n, n))
diag2.append(Loc(2 - n, n))
lines.extend((diag1, diag2))
self.win_lines = lines
def make_win_lines(self):
"""Create a list of winning lines -- when a player fills any one of them, he wins."""
winlines, diag1, diag2 = [], [], []
for n in range(size):
winlines.append([Loc(m, n) for m in range(size)])
winlines.append([Loc(n, m) for m in range(size)])
diag1.append(Loc(n, n))
diag2.append(Loc(size - n - 1, n))
return winlines + [diag1, diag2]
def __init__(self, size, def_tile, puzzle):
super(SudokuBoard, self).__init__(size, def_tile)
for tile, val in zip(self, puzzle):
if val != blank:
self[tile] = Initial(val)
self.regions = [self.make_region(xo, yo) for xo in offsets for yo in offsets]
lines = []
for n in rng9:
lines.extend(( [Loc(x, n) for x in rng9], [Loc(n, y) for y in rng9] ))
self.lines = lines
def init_level(self):
field.load_map("empty")
level.populate()
# make hero's party
level.hero = Being('party', field.random(), level.last_index)
level.last_index += 1
level.hero.place()
level.hoplite = Being("hoplite", Loc(1, 1), level.last_index)
level.last_index += 1
level.fencer = Being("fencer", Loc(1, 2), level.last_index)
level.last_index += 1
level.mage = Being("mage", Loc(1, 3), level.last_index)
level.last_index += 1
field.full_display([level.hero])
def attack_hero(self, target=None):
"""Attack hero by autopilot."""
if self.hostile:
target = target or level.hero
self.attack_hero_flag = True
path = self.fullpath(target.loc)
loc = first(path)
if loc:
self.move_to(Loc(*loc))
def __init__(self, *args, **kwargs):
num_mines = kwargs.pop("num_mines")
super(MinesBoard, self).__init__(*args, **kwargs)
self.divider = '-' * (self.width * 4 + 4)
self.current = Loc(0,0)
self.hl_visible = False
for _ in range(num_mines):
self.random_empty().mine = True
for tile in self:
tile.number = sum( nbtile.mine for nbtile in self.neighbours(tile) )
def test_special_attacks(self):
level_num = 1
field.load_map("local")
level.hero = Being('party', field.random(), level.last_index)
level.last_index += 1
# level.hero.place()
level.hoplite = Being("hoplite", Loc(36, 10), level.last_index)
level.hoplite.place()
level.last_index += 1
level.fencer = Being("fencer", Loc(35, 10), level.last_index)
level.fencer.place()
level.last_index += 1
level.mage = Being("mage", Loc(35, 11), level.last_index)
level.mage.place()
level.last_index += 1
t = Being("troll", Loc(34, 9), level.last_index)
t.team = "monsters"
t.place()
level.monsters = [t]
level.last_index += 1
conf.mode = "tactical"
def burrow_points(self, loc, dirs, x_fin, y_fin):
""" Return borrow points, used to tell if connecting corridor will interfere with other rooms or
corridors.
loc : start location
dirs : tuple of directions where a dir is e.g. 0,1 for 'right'
x_fin : terminate x dir at `x_fin` (similarly for `y_fin`)
"""
start = loc
points = []
for dir in dirs:
if dir[0] in (1, -1):
x, y = loc
step = dir[0]
lst = range(x, x_fin + step, step)
points.extend([Loc(x, y) for x in lst])
elif dir[1] in (1, -1):
x, y = loc
step = dir[1]
lst = range(y, y_fin + step, step)
points.extend([Loc(x, y) for y in lst])
return points
def parse_fmt(self, inp, fmt):
"""Attempt to parse `inp` using `fmt` format; return False if there is mismatch."""
from board import Loc
fmt = fmt.split()
inp = copy(inp)
commands = []
handlers = {"%d": int, "%f": float, "%s": str}
regexes = dict(self.regexes)
def nomatch(val):
return bool(optional and not re.match(regex, val))
for n, code in enumerate(fmt):
optional = code.endswith('?')
if optional: code = code[:-1]
regex = "^%s$" % regexes.get(code, code)
if not inp:
if optional: continue
else: raise ValueError
if code == "loc":
if nomatch(ujoin(inp[:2])):
continue
else:
# print("inp", inp)
x, y = inp.pop(0), inp.pop(0)
loc = Loc(int(x) - 1, int(y) - 1)
if self.board and not self.board.valid(loc):
raise IndexError
commands.append(loc)
elif code == "%hd": # 'human' format, 1-indexed, integer
if nomatch(first(inp)): continue
else: commands.append(int(inp.pop(0)) - 1)
else:
if nomatch(first(inp)): continue
else: commands.append(handlers.get(code, str)(inp.pop(0)))
if inp: raise ValueError
return commands
def get_loc(self, origin, moves):
""" Get a location by performing a series of moves from origin. This is
used by being.special_attack() to find out if a special attack is valid
for current locations of party and monsters. Example:
get_loc((5,5), (("right", 1), ("up", 1))) => (6,6)
Note that only "right", "up", "down", "left" directions are possible.
"""
x, y = origin
for dir, dist in moves:
if dir == "up":
# note that 0 is top of screen and then it increases as it goes down
y -= dist
elif dir == "right":
x += dist
elif dir == "down":
y += dist
elif dir == "left":
x -= dist
return Loc(x, y)
def turn(self):
"""Get player's move, return Location to move OR return `newgame_code` to start a new game."""
reversi.check_for_quit()
# get button click or move click on a tile
button = reversi.get_button_click(self.newgame, self.hints)
if not button:
pass # click outside of tiles / buttons
elif button == self.newgame:
board.reset()
return newgame_code
elif button == self.hints:
board.toggle_hints(self.piece)
else:
move_to = board.get_clicked_tile(Loc(button))
if move_to and board.is_valid_move(self.piece, move_to):
return move_to
self.newgame, self.hints = board.buttons()
reversi.mainclock_tick()
def path(self, origin, target):
""" Build navigation path.
Note: this is a 'dumb' path, it will go over walls and monsters.
"""
origin = getattr(origin, "loc", origin)
target = getattr(target, "loc", target)
x, y = target
ox, oy = origin
path = []
# for _ in range(100):
while True:
# log(path)
if (ox, oy) == tuple(target):
return path
if x == ox:
if y > oy:
oy += 1
else:
oy -= 1
elif y == oy:
if x > ox:
ox += 1
else:
ox -= 1
elif x > ox:
if y > oy:
ox += 1
oy += 1
else:
ox += 1
oy -= 1
elif x < ox:
if y > oy:
ox -= 1
oy += 1
else:
ox -= 1
oy -= 1
path.append(Loc(ox, oy))
def get_coords(self, loc, direction):
""" Returns coordinates of a cell adjacent to our cell in given direction.
example: if we're at 1,1 and direction is l (right), return 1,2.
"""
direction = int(direction)
(x, y) = loc
if direction == 108: x += 1 # right
if direction == 107: y -= 1 # down
if direction == 104: x -= 1 # left
if direction == 106: y += 1 # up
if direction == 98:
x -= 1
y += 1 # left + up
if direction == 110:
x += 1
y += 1 # right + up
if direction == 121:
x -= 1
y -= 1 # left + down
if direction == 117:
x += 1
y -= 1 # right + down
return Loc(x, y)
def nlocs(self, loc):
x, y = loc
locs = ((x, y - 1), (x + 1, y), (x, y + 1), (x - 1, y))
locs = [Loc(*tup) for tup in locs]
return [(loc if self.valid(loc) else None) for loc in locs]
def __init__(self, *a, **kw):
super().__init__(*a, **kw)
self.current = Loc(0,0)
def __init__(self, *a, **kw):
super().__init__(*a, **kw)
self.current = Loc(0, 0)
self.hl_visible = False
def __init__(self):
x, y = board.middle()
Piece(Loc(x, y), player1.char)
Piece(Loc(x + 1, y + 1), player1.char)
Piece(Loc(x + 1, y), player2.char)
Piece(Loc(x, y + 1), player2.char)
def make_region(self, xo, yo):
"""Make one region at x offset `xo` and y offset `yo`."""
return [ Loc(xo + x, yo + y) for x in rng3 for y in rng3 ]
def __iter__(self):
for x in range(conf.xmax):
for y in range(conf.ymax):
yield Loc(x + 1, y + 1)
def center(self):
return Loc(self.width // 2, self.height // 2)
