def create_river(self, tile):
center_x = self.width // 2
center_y = self.height // 2
# from one side towards the other
configs = [(center_x, 0, 90), (center_x, self.height - 1, -90),
(0, center_y, 0), (self.width - 1, center_y, 180)]
choice = rl.random_int(0, len(configs) - 1)
x, y, angle = configs[choice]
#x, y, angle = center_x, center_y, rl.random_int(0, 359)
width = 2
finished = False
while not finished:
#if player.distance(x, y) < 10:
# break
dx = int(math.cos(math.pi * angle / 180) * 5)
dy = int(math.sin(math.pi * angle / 180) * 5)
for i, j in util.line_iter(x, y, x + dx, y + dy):
if i < 0 or i >= self.width or j < 0 or j >= self.height:
finished = True
break
self.fill_circle(i, j, width, tile)
x += dx
y += dy
angle += rl.random_int(0, 60) - 30
width += (rl.random_int(0, 100) - 50) / 100
if width < 2:
width = 2
if width > 5:
width = 5
def place_objects(level, room):
# this is where we decide the chance of each monster or item appearing.
# maximum number of monsters per room
max_monsters = from_dungeon_level([[1, 1], [1, 2], [2, 3], [2, 4], [3, 5], [2, 6], [1, 7], [0, 8]])
#max_monsters = game.dungeon_level
# maximum number of items per room
max_items = from_dungeon_level([[4, 1], [12, 2]])
# chance of each item (by default they have a chance of 0 at level 1, which then goes up)
item_chances = {}
#item_chances['heal'] = 35 # healing potion always shows up, even if all other items have 0 chance
item_chances['lightning'] = from_dungeon_level([[25, 1]])
item_chances['fireball'] = from_dungeon_level([[25, 1]])
item_chances['confuse'] = from_dungeon_level([[10, 1]])
item_chances['sword'] = from_dungeon_level([[5, 1]])
item_chances['shield'] = from_dungeon_level([[15, 1]])
# choose random number of monsters
num_monsters = rl.random_int(1, max_monsters)
monster_type = random_choice(get_monster_chances())
for i in range(num_monsters):
# choose random spot for this monster
x = rl.random_int(room.x1 + 1, room.x2 - 1)
y = rl.random_int(room.y1 + 1, room.y2 - 1)
# only place it if the tile is not blocked
if not level.is_blocked(x, y):
level.objects.append(make_monster(monster_type, x, y))
def attack(self, target):
if not self.is_hostile(target):
print('warning, %s trying to attack friend %s' %
(self.owner.name, target.name))
return
# a simple formula for attack damage
damage = rl.random_int(0, self.power) - rl.random_int(
0, target.defense)
print('attack:', self, target, self.power, target.defense, damage)
if damage > 0:
#damage = rl.random_int(1, damage)
# make the target take some damage
if player in [self, target] or player.can_see(self):
ui.message(
util.capitalize(self.get_name('attack{s}')) + ' ' +
target.get_name() + ' for ' + str(damage) + ' hit points.')
else:
ui.message('You hear combat in the distance', rl.LIGHTGRAY)
target.take_damage(damage, self)
else:
if player in [self, target] or player.can_see(self):
ui.message(
util.capitalize(self.get_name('attack{s}')) + ' ' +
target.get_name() + ' but it has no effect!')
def control(self, monster):
if self.num_turns > 0: # still confused...
# move in a random direction, and decrease the number of turns confused
self.num_turns -= 1
monster.move(rl.random_int(-1, 1), rl.random_int(-1, 1))
else: # restore the previous AI (this one will be deleted because it's not referenced anymore)
monster.pop_controller()
ui.message(
util.capitalize(monster.get_name('{is}')) +
' no longer confused!', rl.RED)
monster.controller.control(monster)
def make_map(self, max_rooms, room_min_size, room_max_size, map_width, map_height, player):
rooms = []
num_rooms = 0
for r in range(max_rooms):
# random width and height
w = rl.random_int(room_min_size, room_max_size)
h = rl.random_int(room_min_size, room_max_size)
# random position without going out of the boundaries of the map
x = rl.random_int(0, map_width - w - 1)
y = rl.random_int(0, map_height - h - 1)
# "Rect" class makes rectangles easier to work with
new_room = Rect(x, y, w, h)
# run through the other rooms and see if they intersect with this one
for other_room in rooms:
if new_room.intersect(other_room):
break
else:
# this means there are no intersections, so this room is valid
# "paint" it to the map's tiles
self.create_room(new_room)
# center coordinates of new room, will be useful later
(new_x, new_y) = new_room.center()
if num_rooms == 0:
# this is the first room, where the player starts at
player.x = new_x
player.y = new_y
else:
# all rooms after the first:
# connect it to the previous room with a tunnel
# center coordinates of previous room
(prev_x, prev_y) = rooms[num_rooms - 1].center()
# flip a coin (random number that is either 0 or 1)
if rl.random_int(0, 1) == 1:
# first move horizontally, then vertically
self.create_h_tunnel(prev_x, new_x, prev_y)
self.create_v_tunnel(prev_y, new_y, new_x)
else:
# first move vertically, then horizontally
self.create_v_tunnel(prev_y, new_y, prev_x)
self.create_h_tunnel(prev_x, new_x, new_y)
# finally, append the new room to the list
rooms.append(new_room)
num_rooms += 1
def generate_level(num_rooms, template_subset):
rooms = [Room(template_subset)]
fails = 0
while len(rooms) < num_rooms:
a = rooms[rl.random_int(0, len(rooms) - 1)]
door = a.doors[rl.random_int(0, len(a.doors) - 1)]
if not door.used:
b = Room(template_subset)
other_door = b.doors[rl.random_int(0, len(b.doors) - 1)]
b.x = a.x + door.x - other_door.x
b.y = a.y + door.y - other_door.y
ok = True
for i, room in enumerate(rooms):
if intersect(room, b):
ok = False
if ok:
door.used = True
other_door.used = True
rooms.append(b)
fails = 0
else:
fails += 1
if fails > 100:
break
min_x = rooms[0].x
min_y = rooms[0].y
max_x = rooms[0].x + rooms[0].width
max_y = rooms[0].y + rooms[0].height
for a in rooms[1:]:
if a.x < min_x: min_x = a.x
if a.x + a.width > max_x: max_x = a.x + a.width
if a.y < min_y: min_y = a.y
if a.y + a.height > max_y: max_y = a.y + a.height
width = max_x - min_x
height = max_y - min_y
level = rl.Array(width, height)
for room in rooms:
room.bake(level, -min_x, -min_y)
for j in range(height):
for i in range(width):
if level[i, j] == 3:
if i == 0 or i == width - 1 or j == 0 or j == height - 1 \
or level[i - 1, j] == 0 or level[i + 1, j] == 0 or level[i, j - 1] == 0 or level[i, j + 1] == 0 \
or level[i - 1, j - 1] == 0 or level[i + 1, j - 1] == 0 or level[i - 1, j + 1] == 0 or level[i + 1, j + 1] == 0:
level[i, j] = 2
level.replace(3, 1)
level.replace(0, 2)
return level
def make_forest_map():
level = Level(const.MAP_WIDTH, const.MAP_HEIGHT)
level.tiles.fill(Tile.GRASS)
level.blocked.fill(0)
center_x = level.width // 2
center_y = level.height // 2
radius = min([center_x, center_y])
def contains_tree(x, y):
d = math.sqrt((x - center_x)**2 + (y - center_y)**2)
if d < 3:
return False
if d >= radius:
return True
p = 100 * d / radius
v = rl.random_int(0, 100)
return v < p
level.objects = [player]
player.x = center_x
player.y = center_y
for y in range(level.height):
for x in range(level.width):
if contains_tree(x, y):
level[x, y] = Tile.mapping[Tile.WALL]
#level.objects.append(actors.Actor(x, y, graphics.TREE, 'tree', rl.GREEN, always_visible=True))
#level.blocked[x, y] = 1
level.blocked = level.tiles.equals(Tile.WALL)
angle = rl.random_int(0, 360)
distance = rl.random_int(2, 3)
level.stairs = actors.Actor(center_x + int(distance * math.cos(angle)),
center_y + int(distance * math.sin(angle)),
graphics.ROCK_STAIRS,
'stairs',
rl.WHITE,
always_visible=True,
z=-2)
level.objects.append(level.stairs)
level.compute_fov()
#distance = level.blocked.copy()
#distance.replace(0, rl.INT_MAX)
#distance.replace(1, -1)
#distance[player.x, player.y] = 0
#distance.dijkstra()
#distance.replace(rl.INT_MAX, -1)
#print(distance.max(), distance.argmax())
return level
def random_choice_index(chances):
dice = rl.random_int(1, sum(chances))
running_sum = 0
choice = 0
for w in chances:
running_sum += w
if dice <= running_sum:
return choice
choice += 1
def contains_tree(x, y):
d = math.sqrt((x - center_x)**2 + (y - center_y)**2)
if d < 3:
return False
if d >= radius:
return True
p = 100 * d / radius
v = rl.random_int(0, 100)
return v < p
def summon_monster(name):
print(name)
x, y = 0, 0
i = 0
while i < 100:
angle = rl.random_int(0, 359)
distance = rl.random_int(2, 4)
x = int(caster.x + .5 + math.cos(math.pi * angle / 180) * distance)
y = int(caster.y + .5 + math.sin(math.pi * angle / 180) * distance)
print(x, y)
if not level.is_blocked(x, y) and caster.can_see_tile(x, y):
break
i += 1
if i == 100:
if caster is player:
ui.message('You fail to cast the summon spell.', rl.BLUE)
monster = monsters.make_monster(name, x, y)
if not hostile:
monster.master = caster
level.objects.append(monster)
if caster is player or player.can_see(caster) or player.can_see(monster):
ui.message(util.capitalize(caster.get_name('summon{s}')) + ' ' + monster.get_name(determiner='a') + '.', rl.BLUE)
def control(self, actor):
dx, dy = rl.random_int(-1, 1), rl.random_int(-1, 1)
actor.set_action(actions.Move(actor, dx, dy))
def control(self, monster):
old_target = monster.target
old_flee = monster.flee
def info(*args, **kwargs):
pass
#if debug.active:
# if (player.can_see(monster) or old_flee is player or old_target is player):
# print('AI', monster.name, *args, **kwargs)
info(monster.info())
target = monster.target
# dangling target after it becomes friendly
# no dead target
# 25% chance to forget target if monster can't see it
if target \
and (not target.is_hostile(monster) \
or target.hp <= 0 \
or (not monster.can_see(target) and rl.random() < .25)):
target = monster.target = None
info(' forget target')
# save target last seen location to be able to follow it when it leaves fov
if target:
monster.target_location = (target.x, target.y)
info(' save target location %d,%d' % (target.x, target.y))
else:
monster.target_location = None
flee = monster.flee
# dangling flee after it becomes friendly
# no dead flee
# 25% chance to forget flee if monster can't see it
if flee \
and (not flee.is_hostile(monster) \
or flee.hp <= 0 \
or (not monster.can_see(flee) and rl.random() < .25)):
flee = monster.flee = None
info(' forget flee')
# compute flee based on friends and foes
friends, foes = util.friends_and_foes(monster)
friends += [monster]
if len(foes) > 0:
#foes_hp = sum([m.hp for m in foes])
friends_hp = sum([m.hp for m in friends])
foes_power = sum([m.power for m in foes])
#friends_power = sum([m.power for m in friends])
#foes_defense = sum([m.defense for m in foes])
friends_defense = sum([m.defense for m in friends])
if foes_power - friends_defense >= friends_hp:
flee = monster.flee = util.closest_hostile(
monster, monster.sight_radius)
info(' outnumbered, flee', str(flee))
# highest priority is to flee
if flee and monster.can_see(flee):
monster.move_away_from(flee.x, flee.y)
info(' flee: move away from', str(flee))
elif not target:
# if no target, move towards master or select new target
if monster.master and monster.distance_to(monster.master) > 3:
monster.move_towards(monster.master.x, monster.master.y)
info(' no target: move towards master')
else:
target = monster.target = util.closest_hostile(
monster, monster.sight_radius)
info(' new target: ', str(target))
else:
if monster.can_see(target):
if monster.distance_to(target) >= 2:
potential_actions = [
action for action in monster.actions
if monster.mana >= action.cost
]
info('potential-actions', monster.mana, potential_actions)
value = rl.random()
info(value, value < .5, value > .5)
if len(potential_actions) > 0 and value < .5:
selected = rl.random_int(0, len(monster.actions) - 1)
action = monster.actions[selected]
info('selected', action)
if monster.distance_to(target) <= action.range:
if action in [
powers.LIGHTNING, powers.FEAR,
powers.SUMMON, powers.SUMMON_BAT,
powers.SUMMON_EYE, powers.SUMMON_RAT,
powers.SUMMON_SKELETON, powers.SUMMON
]:
action.perform(monster)
elif action in [
powers.CONFUSE, powers.FREEZE,
powers.TELEPORT
]:
action.perform(monster, target)
elif action in [powers.FIREBALL, powers.DIG]:
action.perform(monster, target.x, target.y)
else:
raise ValueError(
'monster cannot handle action ' +
str(action))
info(' perform action: ', str(action))
else:
monster.move_towards(target.x, target.y)
info(' move towards target: ', str(target))
else:
monster.move_towards(target.x, target.y)
info(' move towards target: ', str(target))
else:
monster.attack(target)
info(' move towards target: ', str(target))
elif monster.target_location is not None and not (
monster.x == monster.target_location[0]
and monster.y == monster.target_location[1]):
monster.move_towards(monster.target_location[0],
monster.target_location[1])
info(' move towards old target location %d,%d' %
monster.target_location)
elif target is not None:
if powers.DIG in monster.actions:
powers.DIG.perform(monster, x=target.x, y=target.y)
info(' dig to reach target at %d,%d' %
(target.x, target.y))
else:
info(' wait, no dig')
else:
info(' wait')
info(' <<', monster.info())
if monster.action is None:
monster.wait()
def choose_template(templates):
return templates[rl.random_int(0, len(templates) - 1)]
def apply_transform(template):
transform = transforms[rl.random_int(0, len(transforms) - 1)]
return transform(template)
def make_dungeon_map():
level = Level(const.MAP_WIDTH, const.MAP_HEIGHT)
level.tiles.fill(Tile.WALL)
level.blocked.fill(1)
level.objects = [player]
rooms = []
num_rooms = 0
for r in range(const.MAX_ROOMS):
if num_rooms == 0:
w = rl.random_int(const.ROOM_MIN_SIZE - 1, const.ROOM_MIN_SIZE + 2)
h = rl.random_int(const.ROOM_MIN_SIZE - 1, const.ROOM_MIN_SIZE + 2)
else:
w = rl.random_int(const.ROOM_MIN_SIZE, const.ROOM_MAX_SIZE)
h = rl.random_int(const.ROOM_MIN_SIZE, const.ROOM_MAX_SIZE)
x = rl.random_int(0, level.width - w - 1)
y = rl.random_int(0, level.height - h - 1)
new_room = Rect(x, y, w, h)
failed = False
for other_room in rooms:
if new_room.intersect(other_room):
failed = True
break
if not failed:
level.create_room(new_room)
(new_x, new_y) = new_room.center()
if num_rooms == 0:
player.x = new_x
player.y = new_y
else:
(prev_x, prev_y) = rooms[num_rooms - 1].center()
if rl.random_int(0, 1) == 1:
level.create_h_tunnel(prev_x, new_x, prev_y)
level.create_v_tunnel(prev_y, new_y, new_x)
else:
level.create_v_tunnel(prev_y, new_y, prev_x)
level.create_h_tunnel(prev_x, new_x, new_y)
monsters.place_objects(level, new_room)
rooms.append(new_room)
num_rooms += 1
if game.dungeon_level == 3:
level.create_river(Tile.WATER)
elif game.dungeon_level == 5:
level.create_river(Tile.LAVA)
level.stairs = actors.Actor(new_x,
new_y,
graphics.stairs_for_level[game.dungeon_level],
'stairs',
rl.WHITE,
always_visible=True,
z=-2)
level.objects.append(level.stairs)
level.compute_fov()
return level
