def path_from_to(self, pos_origin, pos_destination):
# For the moment, we do not handle Z movement
x, y, z = pos_origin
x2, y2, _ = pos_destination
path = tcod.path_new_using_map(self.path_map[z])
tcod.path_compute(path, x, y, x2, y2)
return path
def move_astar(self, target): fov = libtcod.map_new(MAP_WIDTH, MAP_HEIGHT) #set move, sight blockers for y1 in range(MAP_HEIGHT): for x1 in range(MAP_WIDTH): libtcod.map_set_properties(fov, x1, y1, not map[x1][y1].sight_blocker, not map[x1][y1].move_blocker) #Treat tiles occupied by monsters as move blocked for obj in objects: if obj.move_blocker and obj != self and obj != target: libtcod.map_set_properties(fov, obj.x, obj.y, True, False) #Allocate path. Use roguelike geometry (diagonals = cardinals). my_path = libtcod.path_new_using_map(fov, 1.0) #Compute path libtcod.path_compute(my_path, self.x, self.y, target.x, target.y) #Confirm path was found, and is short, then take step. if not libtcod.path_is_empty(my_path) and libtcod.path_size(my_path) < MAX_ASTAR_PATH_LENGTH: x, y = libtcod.path_walk(my_path, True) if x or y: #self.move takes dx, dy so don't use that self.x = x self.y = y #If the path is bad, take direct path to player. #This happens if, say, player is behind a monster in a corridor. else: self.move_towards(target.x, target.y) #Deallocate path memory libtcod.path_delete(my_path)
def move_towards(gamemap_instance, thisobject, target_x, target_y):
"""
Move towards a target_x, target_y coordinate. This method computes the A* path and uses move()
to actually implement the movement.
"""
fov_map = gamemap_instance.fov_map
path = libtcod.path_new_using_map(fov_map)
libtcod.path_compute(path, thisobject.x, thisobject.y, target_x, target_y)
pathx, pathy = libtcod.path_walk(path, True)
# If the monster tries to move toward something, such as the player, which is standing
# inside of a wall or other blocked spot, path_walk will return None but the dx and dy
# calculations will crap out because you can't mix int and NoneType.
if pathx is None or pathy is None:
return
dx = pathx - thisobject.x
dy = pathy - thisobject.y
distance = sqrt(dx ** 2 + dy ** 2)
#normalize it to length 1 (preserving direction), then round it and
#convert to integer so the movement is restricted to the map grid
dx = int(round(dx / distance))
dy = int(round(dy / distance))
move(gamemap_instance, thisobject, dx, dy)
def create_path(self, gamemap_instance):
mymap = gamemap_instance.level
#Create the path map
self.path_map = libtcod.map_new(MAP_WIDTH, MAP_HEIGHT)
for x in range(1, MAP_WIDTH):
for y in range(1, MAP_HEIGHT):
libtcod.map_set_properties(self.path_map, x, y, not mymap[x][y].block_sight, not mymap[x][y].blocked)
print 'Builder created self.path_map'
self.is_pathmap_created = True
# now use the path map to create the path from the explorer's current position to another spot:
self.path = libtcod.path_new_using_map(self.path_map)
destinationx, destinationy = self.pick_spot_to_work(gamemap_instance)
if destinationx is not None:
self.work_target = (destinationx, destinationy)
print 'Builder chose a work target at ' + str(self.work_target[0]) +', ' + str(self.work_target[1]) + '.'
libtcod.path_compute(self.path, self.owner.x, self.owner.y, destinationx, destinationy)
#originx, originy = libtcod.path_get_origin(self.path)
#destx, desty = libtcod.path_get_destination(self.path)
elif destinationx is None:
print 'destinationx is None.'
def missile_attack(sx, sy, dx, dy, trap=False):
cx, cy = sx, sy
if sx == dx:
char = '|'
if sy == dy:
char = chr(196)
if (sx < dx and sy > dy) or (sx > dx and sy < dy):
char = '/'
if (sx < dx and sy < dy) or (sx > dx and sy > dy):
char = '\\'
path = util.set_full_explore_map(game.current_map, False)
libtcod.path_compute(path, sx, sy, dx, dy)
while not libtcod.path_is_empty(path):
cx, cy = libtcod.path_walk(path, False)
libtcod.console_blit(game.con, 0, 0, game.MAP_WIDTH, game.MAP_HEIGHT, 0, game.MAP_X, game.MAP_Y)
libtcod.console_put_char_ex(0, game.MAP_X + cx - game.curx, game.MAP_Y + cy - game.cury, char, libtcod.light_gray, libtcod.black)
libtcod.console_flush()
time.sleep(0.05)
if trap:
for obj in game.current_map.objects:
if obj.x == dx and obj.y == dy and not obj.item:
damage = util.roll_dice(1, 6)
if obj.name == 'player':
game.message.new('You are hit by an arrow for ' + str(damage) + ' pts of damage!', game.turns, libtcod.Color(160, 0, 0))
game.player.take_damage(damage, 'an arrow trap')
else:
obj.entity.take_damage(obj.x, obj.y, damage, 'an arrow', True)
def path_from_to(self, ox, oy, dx, dy):
path = libtcod.path_new_using_function(MAP_WIDTH,
MAP_HEIGHT,
walk_compute,
self.tiles,
1.41)
libtcod.path_compute(path, ox, oy, dx, dy)
return path
def largeRatAi(obj, ratHoleX, ratHoleY): # Handles movement and combat abilities of the large rat. if libtcod.map_is_in_fov(fovMap, obj.x, obj.y): if obj.distanceTo(player.x, player.y) >= 2: pathToPlayer = libtcod.path_new_using_map(fovMap, 1) libtcod.path_compute(pathToPlayer, obj.x, obj.y, player.x, player.y) newX, newY = libtcod.path_walk(pathToPlayer, True) if newX is not None: newX = newX - obj.x newY = newY - obj.y else: newX, newY = 0 libtcod.path_delete(pathToPlayer) if isWalkable(obj.x+newX, obj.y+newY): obj.move(obj.x+newX, obj.y+newY) else: player.alive.takeDamage(obj.alive.damage) else: if obj.distanceTo(ratHoleX, ratHoleY) <= 5: num = random.randint(0, len(offsets)-1) newX = offsets[num][0] newY = offsets[num][1] else: pathToHole = libtcod.path_new_using_map(fovMap, 1) libtcod.path_compute(pathToHole, obj.x, obj.y, ratHoleX, ratHoleY) newX, newY = libtcod.path_walk(pathToHole, True) if newX is not None: newX = newX - obj.x newY = newY - obj.y else: newX, newY = 0 libtcod.path_delete(pathToHole) if isWalkable(obj.x+newX, obj.y+newY): obj.move(obj.x+newX, obj.y+newY)
def compute_path(self, destination):
sx, sy = self.parent.position.value
dx, dy = destination
libtcod.path_compute(self.path, sx, sy, dx, dy)
self.clear()
x, y = libtcod.path_walk(self.path, True)
while not x is None:
self.position_list.insert(0, (x, y))
x, y = libtcod.path_walk(self.path, True)
def path_effect(game,ox,oy,dx,dy,decay_time):
libtcod.path_compute(game.path,ox,oy,dx,dy)
px,py = ox,oy
while not libtcod.path_is_empty(game.path):
x,y = libtcod.path_walk(game.path,True)
cell = line_directions[(px-x,py-y)]
px,py = x,y
p = Particle(x,y,decay_time,libtcod.yellow,cell,game.ticker,game.con)
game.particles.append(p)
def find_path(source, target):
fov_map = libtcod.map_new(Constants.MAP_WIDTH, Constants.MAP_HEIGHT)
for y in range(Constants.MAP_HEIGHT):
for x in range(Constants.MAP_WIDTH):
libtcod.map_set_properties(fov_map, x, y, True, True)
path = libtcod.path_new_using_map(fov_map, 1.5)
libtcod.path_compute(path, source[0], source[1], target[0], target[1])
return path
def path_to(self, dx, dy): # use algorithm to move (A*) path = libtcod.path_new_using_map(fov_map,1.41) libtcod.path_compute(path, self.owner.x, self.owner.y, dx, dy) if not libtcod.path_is_empty(path): x,y = libtcod.path_walk(path,True) if not x is None: self.move_towards(x,y) libtcod.path_delete(path)
def move_towards(self, target_x, target_y):
#Upgraded the move_towards to use the libtcod path algorythms and solving a bug
#where the monsters "waited" near the doors
#path = libtcod.path_new_using_map(fov_map,1)
path = libtcod.path_new_using_function(MAP_WIDTH, MAP_HEIGHT, path_func, map, 1)
libtcod.path_compute(path, self.x, self.y, target_x, target_y)
(end_x,end_y) = libtcod.path_get(path, 0)
dx = end_x - self.x
dy = end_y - self.y
self.move(dx, dy)
def connected_cells(source, target):
my_path = libtcod.path_new_using_map(Engine.Fov.get_fov_map(), 1.41)
libtcod.path_compute(my_path, source[0], source[1], target[0], target[1])
if not libtcod.path_is_empty(my_path):
return True
else:
return False
def activate_autopilot():
options = map(lambda z: z.name, zones)
index = menu('Autopilot to:\n', options, AUTOPILOT_WIDTH)
if index is None:
return None
(x, y) = zones[index].center()
path = libtcod.path_new_using_map(fov_map)
libtcod.path_compute(path, player.x, player.y, x, y)
return path
def compute_path(self, from_xy, to_xy, path_function):
# for xy in level.map.rect().xy_values():
# tile = level.map[xy]
# block_sight, blocked = tile.block_sight, tile.blocked
# if self.allow_digging:
# blocked = blocked and not tile.type == DIGGABLE
# if self.avoid_solid_objects and xy != to_xy:
# blocked = blocked or level.solid_object_at(xy)
# if self.consider_unexplored_blocked:
# blocked = blocked or not tile.explored
# libtcod.map_set_properties(self.map, xy.x, xy.y, block_sight, not blocked)
libtcod.path_compute(self.path, from_xy.x, from_xy.y, to_xy.x, to_xy.y)
def get_astar_distance_to(self, x, y, target_x, target_y):
''' Gets distance using A* algo - how far an entity would actually have to walk to get somewhere '''
# Handle case where the target is the same as the initial location
if (x, y) == (target_x, target_y):
return 0
# Otherwise, compute the path
libtcod.path_compute(self.path_map, x, y, target_x, target_y)
# A length of 0 here should mean that it was not possible to reach the location
# It could mean that the initial loc == the target loc, but we've tested that above
new_path_len = libtcod.path_size(self.path_map)
# Therefore, a len of 0 here should mean unreachable - so return None
return new_path_len if new_path_len else None
def process(self, game):
visible =self.game.fov.is_visible(self.x, self.y)
moved = False
if visible:
self.seen += 1
self.color = tcod.color_lerp(tcod.dark_gray, self.orig_color,
(self.seen % 50) / 100.0)
if self.seen % 50 == 0:
self.game.duplicate(self)
if self.seen == 200:
self.character = 'o'
self.movement = 0.4
elif self.seen == 400:
self.character = 'O'
self.movement = 0.6
path = tcod.path_new_using_map(self.game.fov.fov, 1.0)
tcod.path_compute(path, self.x, self.y, self.game.player.x,
self.game.player.y)
if tcod.path_size(path) > 2:
self.points += self.movement
if self.points >= 1:
self.points -= 1
x, y = tcod.path_get(path, 1)
self.move(x - self.x, y - self.y)
moved = True
tcod.path_delete(path)
if not moved:
self.points += self.movement
if self.points >= 1:
self.points -= 1
movement = [
(0, 0),
(0, 1),
(0, -1),
(1, 0),
(-1, 0),
(1, 1),
(-1, -1),
(-1, 1),
(1, -1)
]
self.move(*random.choice(movement))
return True
def __init__(self, initial_location, target_location, entity, travel_verb='travel'):
ActionBase.__init__(self)
self.behavior = 'move'
self.initial_location = initial_location
self.target_location = target_location
self.entity = entity
self.travel_verb = travel_verb
self.preconditions = [AmAvailableToAct(self.entity)]
self.costs = {'money':0, 'time':0, 'distance':0, 'morality':0, 'legality':0}
if g.WORLD: # This would otherwise stop this module running as __main__, leaving this in for testing purposes
target_site = g.WORLD.tiles[self.target_location[0]][self.target_location[1]].site
current_site = g.WORLD.tiles[self.entity.wx][self.entity.wy].site
if target_site in g.WORLD.cities and current_site in g.WORLD.cities:
full_path = current_site.path_to[target_site][:]
else:
# Default - use libtcod's A* to create a path to destination
path = libtcod.path_compute(p=g.WORLD.path_map, ox=self.entity.wx, oy=self.entity.wy, dx=self.target_location[0], dy=self.target_location[1])
full_path = libtcod_path_to_list(path_map=g.WORLD.path_map)
# Add path to brain
self.entity.world_brain.path = full_path
# Update the cost of this behavior
self.costs['time'] += len(full_path)
self.costs['distance'] += len(full_path)
else:
# Stuff to give this movement a random cost
cost = roll(1, 10)
self.costs['distance'] = cost
self.costs['time'] = cost
def get_best_path(self, initial_location, target_location):
''' Find a path between 2 points, but take roads if both points happen to be cities '''
target_site = g.WORLD.tiles[target_location[0]][target_location[1]].site
current_site = g.WORLD.tiles[initial_location[0]][initial_location[1]].site
if target_site in g.WORLD.cities and current_site in g.WORLD.cities and current_site != target_site:
full_path = current_site.path_to[target_site][:]
else:
# Default - use libtcod's A* to create a path to destination
libtcod.path_compute(p=g.WORLD.path_map, ox=initial_location[0], oy=initial_location[1], dx=target_location[0], dy=target_location[1])
full_path = libtcod_path_to_list(path_map=g.WORLD.path_map)
if not full_path:
print '{0} -- has no full path to get from {1} to {2}'.format(self.entity.fulltitle(), self.initial_location, self.target_location)
return full_path
def set_path(self): # there is no path, or the target has moved if self.path is None or (self.target_x, self.target_y) != libtcod.path_get_destination(self.path): self.path = libtcod.path_new_using_map(self.owner.map.libtcod_map, 1) # create the path; if failed, set path to None if not libtcod.path_compute(self.path, self.owner.x, self.owner.y, self.target_x, self.target_y): self.path = None
def initialize_fov(update=False): # print 'Loading/Generating map chunks...' # t0 = libtcod.sys_elapsed_seconds() game.traps = [] if not update: game.fov_map = libtcod.map_new(game.current_map.map_width, game.current_map.map_height) for y in range(game.current_map.map_height): for x in range(game.current_map.map_width): libtcod.map_set_properties(game.fov_map, x, y, not 'block_sight' in game.current_map.tile[x][y], 'explored' in game.current_map.tile[x][y] and not 'blocked' in game.current_map.tile[x][y]) else: for y in range(game.char.y - game.FOV_RADIUS, game.char.y + game.FOV_RADIUS): for x in range(game.char.x - game.FOV_RADIUS, game.char.x + game.FOV_RADIUS): if y < game.current_map.map_height and x < game.current_map.map_width: libtcod.map_set_properties(game.fov_map, x, y, not 'block_sight' in game.current_map.tile[x][y], 'explored' in game.current_map.tile[x][y] and not 'blocked' in game.current_map.tile[x][y]) if 'invisible' in game.current_map.tile[x][y] and game.current_map.tile[x][y]['type'] == 'trap' and libtcod.map_is_in_fov(game.fov_map, x, y): game.traps.append((x, y)) # compute paths using a*star algorithm game.path = libtcod.path_new_using_function(game.current_map.map_width, game.current_map.map_height, path_func) libtcod.path_compute(game.path, game.char.x, game.char.y, game.path_dx, game.path_dy)
def move_astar(self, target, entities, game_map): # Create a FOV map that has the dimensions of the map fov = libtcod.map_new(game_map.width, game_map.height) # Scan the current map each turn and set all the walls as unwalkable for y1 in range(game_map.height): for x1 in range(game_map.width): libtcod.map_set_properties(fov, x1, y1, not game_map.tiles[x1][y1].block_sight, not game_map.tiles[x1][y1].blocked) # Scan all the objects to see if there are objects that must be navigated around # Check also that the object isn't self or the target (so that the start and the end points are free) # The AI class handles the situation if self is next to the target so it will not use this A* function anyway for entity in entities: if entity.blocks and entity != self and entity != target: # Set the tile as a wall so it must be navigated around libtcod.map_set_properties(fov, entity.x, entity.y, True, False) # Allocate a A* path # The 1.41 is the normal diagonal cost of moving, it can be set as 0.0 if diagonal moves are prohibited my_path = libtcod.path_new_using_map(fov, 1.41) # Compute the path between self's coordinates and the target's coordinates libtcod.path_compute(my_path, self.x, self.y, target.x, target.y) # Check if the path exists, and in this case, also the path is shorter than 25 tiles # The path size matters if you want the monster to use alternative longer paths (for example through other rooms) if for example the player is in a corridor # It makes sense to keep path size relatively low to keep the monsters from running around the map if there's an alternative path really far away if not libtcod.path_is_empty(my_path) and libtcod.path_size(my_path) < 25: # Find the next coordinates in the computed full path x, y = libtcod.path_walk(my_path, True) if x or y: # Set self's coordinates to the next path tile self.x = x self.y = y else: # Keep the old move function as a backup so that if there are no paths (for example another monster blocks a corridor) # it will still try to move towards the player (closer to the corridor opening) self.move_towards(target.x, target.y, game_map, entities) # Delete the path to free memory libtcod.path_delete(my_path)
def create_path(self, gamemap_instance):
"""Creates the initial path_map, and then on subsequent calls uses that path_map to play."""
mymap = gamemap_instance.level
if not self.is_pathmap_created:
#Create the path map
self.path_map = libtcod.map_new(MAP_WIDTH, MAP_HEIGHT)
for x in range(1, MAP_WIDTH):
for y in range(1, MAP_HEIGHT):
libtcod.map_set_properties(self.path_map, x, y, not mymap[x][y].block_sight, not mymap[x][y].blocked)
self.is_pathmap_created = True
# now use the path map to create the path from the explorer's current position to another spot:
self.path = libtcod.path_new_using_map(self.path_map)
random_destination_x, random_destination_y = choose_random_unblocked_spot(mymap)
libtcod.path_compute(self.path, self.owner.x, self.owner.y, random_destination_x, random_destination_y)
originx, originy = libtcod.path_get_origin(self.path)
destx, desty = libtcod.path_get_destination(self.path)
def move_towards(self, target_x, target_y):
# libtcod CANNOT path into a blocked tile.
# this is bad because this game treats mobs as blocked.
# this allows mobs to path around each other
# so, we won't change it
# we will temporarily make the target tile unblocked
# JUST for this computation
# this is a terrible terrible terrible hack
# but it works (hopefully)
blocked = terrain.map.is_blocked(target_x, target_y)
if blocked:
tcod.map_set_properties(terrain.map.fov_map, target_x, target_y,
True, True)
tcod.path_compute(terrain.map.path, self.x, self.y, target_x, target_y)
if blocked:
terrain.map.update_fov_tile(target_x, target_y)
(x, y) = tcod.path_walk(terrain.map.path, True)
if not (x, y) == (None, None):
dx, dy = (x - self.x, y - self.y)
self.move(dx, dy)
def move_towards(self, target_x, target_y): global fov_map path = libtcod.path_new_using_map(fov_map) libtcod.path_compute(path, self.x, self.y, target_x, target_y) x,y = libtcod.path_get(path, 0) if x is None: self.move(0, 0) else: dx = int(round(target_x - x)) dy = int(round(target_y - y)) if dx != 0: dx = dx/abs(dx) if dy != 0: dy = dy/abs(dy) self.move(dx, dy) libtcod.path_delete(path)
def batAiUpdate(self, player):
path = libtcod.path_compute(self.path, self.creature.x, self.creature.y, player.x, player.y)
if path:
length = libtcod.path_size(self.path)
if length > 1:#self.creature.attackRange
(x, y) = libtcod.path_walk(self.path, False)
self.creature.moveTo(x, y)
else:
self.creature.attackCreature(player)
else:
pass
def Action_MoveTwoardsPlayer(self, attack = False, InternalParam = {}):
#Adjaceny Test
print "Adjacency Test"
pX, pY = GameState.player.x, GameState.player.y
dist = math.sqrt(math.pow(pX - self.x,2) + math.pow(pY - self.y,2))
if math.fabs(pX - self.x) < 1 and math.fabs(pY - self.y) <= 1:
self.entity.melee_attack_entity(GameState.player.entity)
return
#if self.ObjectAdjacency(GameState.player):
# self.entity.melee_attack_entity(GameState.player.entity)
# return
print "Passed"
#Pov Test
print "POV Test"
if(self.Event_IsPlayerInPOV()):
self.TargetLastSeenLocation = (GameState.player.x, GameState.player.y)
if not self.move_towards(GameState.player.x, GameState.player.y):
self.clearPath()
self.TargetLastSeenPath = libtcod.path_new_using_function(cfg.MAP_WIDTH,cfg.MAP_WIDTH, self.path_func,(self.x,self.y))
libtcod.path_compute(self.TargetLastSeenPath,self.x,self.y,GameState.player.x,GameState.player.y)
#self.TargetLastSeenPath = libtcod.path_new_using_map(GameState.fov_map)
#Move Twoards Player
elif self.TargetLastSeenPath and self.TargetLastSeenLocation != None:
self.clearPath()
self.TargetLastSeenPath = libtcod.path_new_using_function(cfg.MAP_WIDTH,cfg.MAP_WIDTH, self.path_func,(self.x,self.y))
x, y = self.TargetLastSeenLocation
libtcod.path_compute(self.TargetLastSeenPath,self.x,self.y,x,y)
if self.TargetLastSeenPath != None:
x, y = self.TargetLastSeenLocation
if(self.x, self.y) == (x,y):
print "Giving Up Chase"
self.clearPath()
self.TargetLastSeenLocation = None
return
x,y = libtcod.path_walk(self.TargetLastSeenPath,False)
if x != None and y != None:
self.move_towards(x,y)
print "Passed"
def move_to_target(self, Map):
#dx = x - owner.x
#dy = y - owner.y
#distance = math.sqrt(dx ** 2 + dy ** 2)
#dx = int(round(dx / distance))
#dy = int(round(dy / distance))
#self.owner.move(dx, dy)
#if path doesnt exist make new path to target
owner = self.owner
target = owner.target
fov_map = Map.fov_map
path = libtcod.path_new_using_map(fov_map)
libtcod.path_compute(path, owner.x, owner.y, target.x, target.y)
# use the path ...
if not libtcod.path_is_empty(path) :
x,y=libtcod.path_walk(path,True)
if not x is None :
owner.put(x,y)
owner.moved = True
def create_cave_maze(self, type, floor, wall, prob, oper):
rooms = [0] * 2
for x in range(1, self.map_width - 1):
for y in range(1, self.map_height - 1):
if util.roll_dice(1, 100) < prob:
self.set_tile_values(floor, x, y)
for i in range(self.map_width * self.map_height * 5):
x = libtcod.random_get_int(game.rnd, 1, self.map_width - 2)
y = libtcod.random_get_int(game.rnd, 1, self.map_height - 2)
if oper:
if self.check_cell_neighbours(x, y) > 4:
self.set_tile_values(wall, x, y)
else:
self.set_tile_values(floor, x, y)
else:
if self.check_cell_neighbours(x, y) > 4:
self.set_tile_values(floor, x, y)
else:
self.set_tile_values(wall, x, y)
# create rooms with up and down stairs
x = libtcod.random_get_int(game.rnd, 2, self.map_width - 6)
y = libtcod.random_get_int(game.rnd, 2, self.map_height - 6)
rooms[0] = Rect(x, y, 5, 5)
self.create_room(rooms[0], floor)
(new_x1, new_y1) = rooms[0].center()
game.char.x = new_x1
game.char.y = new_y1
count = 0
while (abs(x - new_x1) < 25) or (abs(y - new_y1) < 12):
x = libtcod.random_get_int(game.rnd, 2, self.map_width - 6)
y = libtcod.random_get_int(game.rnd, 2, self.map_height - 6)
count += 1
if count == 50:
return False
rooms[1] = Rect(x, y, 5, 5)
self.create_room(rooms[1], floor)
(new_x2, new_y2) = rooms[1].center()
# check if path to stairs is blocked if yes dig a tunnel
path = util.set_full_explore_map(self, False)
if not libtcod.path_compute(path, game.char.x, game.char.y, new_x2, new_y2):
return False
self.set_tile_values('stairs going up', game.char.x, game.char.y)
self.up_staircase = (game.char.x, game.char.y)
self.set_tile_values('stairs going down', new_x2, new_y2)
self.down_staircase = (new_x2, new_y2)
return True
def move_player(x, y):
# Set globals.
global turns, fov_recompute
# Create path.
player_path = roguelib.path_new_using_map(fov_map, 1.41)
# Compute path to walk.
roguelib.path_compute(player_path, player.x, player.y, x, y)
while not roguelib.path_is_empty(player_path):
xx, yy = roguelib.path_walk(player_path, True)
if not is_blocked(xx, yy):
# Move player.
player.x = xx
player.y = yy
# Increase turns.
turns += 1
# Recompute FOV.
fov_recompute = True
def make_map(self, max_rooms, room_min_size, room_max_size, map_width,
map_height, player, entities, tile_data):
rooms = []
num_rooms = 0
center_of_last_room_x = None
center_of_last_room_y = None
for r in range(max_rooms):
w = randint(room_min_size, room_max_size)
h = randint(room_min_size, room_max_size)
x = randint(0, map_width - w - 1)
y = randint(0, map_height - h - 1)
if randint(0, 1): #Make either a rectangular or circular room
new_room = Room(x, y, w, h)
else:
new_room = Room.make_circle_room(x, y, min(w, h))
for other_room in rooms:
if new_room.intersect(other_room):
break
else:
self.place_room(new_room, tile_data)
(new_x, new_y) = new_room.center()
center_of_last_room_x = new_x
center_of_last_room_y = new_y
if num_rooms == 0:
player.x = new_x
player.y = new_y
else:
(prev_x, prev_y) = rooms[num_rooms - 1].center()
if randint(0, 1) == 1:
self.create_h_tunnel(prev_x, new_x, prev_y)
self.create_v_tunnel(prev_y, new_y, new_x)
else:
self.create_v_tunnel(prev_y, new_y, prev_x)
self.create_h_tunnel(prev_x, new_x, new_y)
self.place_entities(new_room, entities)
rooms.append(new_room)
num_rooms += 1
stairs_component = Stairs(self.floor + 1)
down_stairs = Entity(center_of_last_room_x,
center_of_last_room_y,
'>',
lc.white,
'Stairs',
render_order=RenderOrder.STAIRS,
stairs=stairs_component)
entities.append(down_stairs)
#Check to make sure a path exists from the player to the down stairs
fov_map = lc.map_new(self.width, self.height)
for y in range(0, self.height):
for x in range(0, self.width):
lc.map_set_properties(fov_map, x, y, True,
not self.tiles[x][y].blocked)
lc.map_compute_fov(fov_map, 0, 0, 100, True, 0)
path = lc.path_new_using_map(fov_map, 1)
lc.path_compute(path, player.x, player.y, down_stairs.x, down_stairs.y)
if lc.path_is_empty(
path): #If no path exists, make a tunnel to the down stairs
if randint(0, 1) == 1:
self.create_h_tunnel(down_stairs.x, player.x, down_stairs.y)
self.create_v_tunnel(down_stairs.y, player.y, player.x)
else:
self.create_v_tunnel(down_stairs.y, player.y, down_stairs.x)
self.create_h_tunnel(down_stairs.x, player.x, player.y)
def path_from_to(self, ox, oy, dx, dy):
path = libtcod.path_new_using_function(MAP_WIDTH, MAP_HEIGHT,
walk_compute, self.tiles, 1.41)
libtcod.path_compute(path, ox, oy, dx, dy)
return path
def findExplorePoint(self,world):
if self.explored: return (False,False) #expecting a list
t0 = time.time()
px=self.x
py=self.y
ww=world.getWidth()
wh=world.getHeight()
# Scan in expanding circle outwards
distance=1
edge=1
searchEffort=60
pathEffort=3
potentials=[]
edges=[1,2,3,4]
goodPath=False
while not goodPath:
while len(potentials)<=searchEffort:
# scan edges
for i in edges:
for j in xrange(edge):
[cx,cy]=self.edgeCalc(i,j,edge,distance)
if cx<0 or cx>=ww: continue
if cy<0 or cy>=wh: continue
if world.isBlocked(cx,cy) or world.isSeen(cx,cy): continue
#if world.isPathable(cx,cy):
potentials.append((cx,cy))
#world.putThing(cx,cy)
# and corners
for i in edges:
[cx,cy]=self.cornerCalc(i,distance,px,py)
if cx<0 or cx>=ww: continue
if cy<0 or cy>=wh: continue
if world.isBlocked(cx,cy) or world.isSeen(cx,cy): continue
#if world.isPathable(cx,cy):
potentials.append((cx,cy))
#world.putThing(cx,cy)
distance=distance+1
edge=edge+2
if distance>max(ww*2,wh*2):
if len(potentials): break
self.explored=True
return (False,False)
#print len(potentials)
# now pop random for effort amount and pick shortest path
distRank={}
for cd in potentials:
dst=abs(px-cd[0])+abs(py-cd[1])
while dst in distRank: dst=dst+1
distRank[dst]=cd
potentials=[]
dkKeys=sorted(distRank)
for i in xrange(min(searchEffort,len(dkKeys))):
potentials.append(distRank[dkKeys[i]])
#world.putThing(potentials[i][0],potentials[i][1])
pselect=random.sample(potentials,min(pathEffort,len(dkKeys)))
distRank={}
if not self.pathMap: self.pathMap=world.getBlockedMap()
for cd in pselect:
#world.putThing(cd[0],cd[1],"*")
path=libtcod.path_new_using_map(self.pathMap,0)
libtcod.path_compute(path,self.x,self.y,cd[0],cd[1])
ps=libtcod.path_size(path)
if ps==0:
print "Zero-len path:",cd,px,py
print "Is blocked:",world.isBlocked(cd[0],cd[1])
print "Is pathable:",world.isPathable(cd[0],cd[1])
print "Is seen:",world.isSeen(cd[0],cd[1])
while ps in distRank: ps=ps+1
distRank[ps]=(cd,path)
# get closest path len - if it is very high compared to distance, reject and expand search
dkKeys=sorted(distRank)
if dkKeys[0] < distance*4 and dkKeys[0]>0:
ret=distRank[dkKeys[0]]
goodPath=True
print "Successful search at pl",dkKeys[0],"distance",distance,"took",int(math.floor((time.time()-t0)*1000)),"ms"
else:
print "Rejected search at pl",dkKeys[0],"distance",distance,"took",int(math.floor((time.time()-t0)*1000)),"ms"
return ret
def map_init_dungeon(width, height):
def path_cost(xFrom, yFrom, xTo, yTo, alg_array):
if alg_array[xTo][yTo] == 0:
return 1
if alg_array[xTo][yTo] == 3:
return 0.01
else:
return 10
room_prefabs_10x10 = []
f = open('resources/map_prefabs/map_prefabs[10x10].csv',
'r').read().split('\n') # 10x10
for i in range(len(f[0]) // 10):
for j in range(len(f) // 10):
room = ''
for y in range(10):
for x in range(10):
room += f[j * 10 + x][i * 10 + y]
room_prefabs_10x10.append(room)
room_prefabs_5x5 = []
f = open('resources/map_prefabs/map_prefabs[5x5].csv',
'r').read().split('\n') # 10x10
for i in range(len(f[0]) // 5):
for j in range(len(f) // 5):
room = ''
for y in range(5):
for x in range(5):
room += f[j * 5 + x][i * 5 + y]
room_prefabs_5x5.append(room)
monsters_pool = [[game_content.m_slime], []]
alg_array = [[0 for j in range(height)] for i in range(width)]
terrain = [[0 for j in range(height)] for i in range(width)]
items = []
entities = []
creatures = []
rooms = []
room_exits = []
room_connections = []
rooms_size = [(10, 10), (5, 5)]
rooms.append((width // 2 - 3, height // 2 - 3, 6, 6))
for x in range(width // 2 - 3, width // 2 + 3):
for y in range(height // 2 - 3, height // 2 + 3):
if y == height // 2 and (x == width // 2 - 3
or x == width // 2 + 3):
alg_array[x][y] = 7
room_exits.append((x, y, -1))
else:
alg_array[x][y] = 2
available_spots = [
(x, y) for x in range(width) for y in range(height)
if x > 6 and x < width - 12 and y > 6 and y < height - 12
]
for x in range(len(available_spots)):
append = True
i, j = available_spots.pop(random.randint(0, len(available_spots) - 1))
w, h = random.choice(rooms_size)
newRoom = (i, j, w, h) #X, Y, W, H
for room in rooms:
if util.rectangle_intersects(newRoom, room):
append = False
if append == True:
rooms.append(newRoom)
for roomIndex in range(len(rooms))[0:]:
room = rooms[roomIndex]
if room[2] == 10 and room[3] == 10:
room_layout = random.choice(room_prefabs_10x10)
for x in range(room[2]):
for y in range(room[3]):
alg_array[x + room[0]][y + room[1]] = int(
room_layout[x * 10 + y])
if int(room_layout[x * 10 + y]) == 7:
room_exits.append(
(x + room[0], y + room[1], roomIndex))
elif room[2] == 5 and room[3] == 5:
room_layout = random.choice(room_prefabs_5x5)
for x in range(room[2]):
for y in range(room[3]):
alg_array[x + room[0]][y + room[1]] = int(
room_layout[x * 5 + y])
if int(room_layout[x * 5 + y]) == 7:
room_exits.append(
(x + room[0], y + room[1], roomIndex))
for exit_init in room_exits:
path = libtcodpy.path_new_using_function(width, height, path_cost,
alg_array, 0)
other_exits = sorted([
exit_other
for exit_other in room_exits if exit_other[2] != exit_init[2] and (
exit_other[2], exit_init[2]) not in room_connections
],
key=lambda e: util.simpledistance(
(exit_init[0], exit_init[1]), (e[0], e[1])))
if len(other_exits) > 0:
exit_end = other_exits[0]
else:
exit_end = sorted([
exit_other
for exit_other in room_exits if exit_other[2] != exit_init[2]
],
key=lambda e: util.simpledistance(
(exit_init[0], exit_init[1]),
(e[0], e[1])))[0]
room_connections.append((exit_init[2], exit_end[2]))
room_connections.append((exit_end[2], exit_init[2]))
libtcodpy.path_compute(path, exit_init[0], exit_init[1], exit_end[0],
exit_end[1])
for i in range(libtcodpy.path_size(path) - 1):
x, y = libtcodpy.path_get(path, i)
alg_array[x][y] = 3
for x in range(len(alg_array)):
for y in range(len(alg_array[x])):
if alg_array[x][y] in [0, 1]:
terrain[x][y] = game_content.t_cave_wall(x, y)
else:
terrain[x][y] = game_content.t_cave_floor(x, y)
if alg_array[x][y] == 4:
creatures.append(
random.choice(monsters_pool[GAME.level])(x, y))
if alg_array[x][y] == 7:
entities.append(
game_content.n_door(
x, y,
game_content.SPRITESHEET_ENTITIES.image_at(
(0, 32, 32, 32)),
game_content.SPRITESHEET_ENTITIES.image_at(
(32, 32, 32, 32),
colorkey=game_constants.COLOR_COLORKEY)))
terrain[x][y].passable = False
terrain[x][y].transparent = False
return terrain, items, entities, creatures
def compute_path(self, from_xy, to_xy, path_function):
libtcod.path_compute(self.path, from_xy.x, from_xy.y, to_xy.x, to_xy.y)
