def trigger(self, **kwargs):
source_entity = kwargs[action.SOURCE_ENTITY]
target_entity = kwargs[action.TARGET_ENTITY]
distance = geometry.chess_distance(source_entity.position.value, source_entity.position.value)
if (distance <= 1 and source_entity.has(self.entity_trigger_chance_attribute) and
random.random() < source_entity.get_child(self.entity_trigger_chance_attribute).value):
source_entity.melee_attacker.try_hit(target_entity)
def get_seen_entities_closest_first(self):
"""
Gets all seen entities sorted on distance from self not including self.
"""
return sorted(self.get_seen_entities(), key=lambda entity:
(geometry.chess_distance(self.parent.position.value, entity.position.value),
-entity.health.hp.ratio_of_full(), hash(entity)))
def can_hit(self, entity):
if geometry.chess_distance(self.parent.position.value, entity.position.value) > 1:
return False
# TODO This check should not be here!
if entity is None or entity.faction.value == self.parent.faction.value:
return False
return True
def get_seen_entities_closest_first(self):
"""
Gets all seen entities sorted on distance from self not including self.
"""
return sorted(self.get_seen_entities(),
key=lambda entity: (geometry.chess_distance(
self.parent.position.value, entity.position.value
), -entity.health.hp.ratio_of_full(), hash(entity)))
def is_something_blocking(self, destination):
"""
What about selfish creatures? that don't care about other creatures. Must know what kind of obstacle is blocking
"""
path = get_path(self.parent.position.value, destination)
hit_detector = shoot.MissileHitDetection(False, False)
dungeon_level = self.parent.dungeon_level.value
path_taken = hit_detector.get_path_taken(path, dungeon_level)
return geometry.chess_distance(self.parent.position.value,
destination) != len(path_taken)
def try_step_path(self):
"""
Tries to step the entity along the path, relies on the mover module.
"""
if not self.has_path():
return 0
next_point = self.position_list.pop()
if not geometry.chess_distance(next_point, self.parent.position.value) == 1:
self.set_line_path(next_point)
next_point = self.position_list.pop()
energy_spent = self.parent.stepper.try_move_or_bump(next_point)
if energy_spent <= 0:
energy_spent = self.try_step_left_or_right(next_point)
if energy_spent <= 0:
self.clear()
return energy_spent
def try_step_path(self):
"""
Tries to step the entity along the path, relies on the mover module.
"""
if not self.has_path():
return 0
next_point = self.position_list.pop()
if not geometry.chess_distance(next_point,
self.parent.position.value) == 1:
self.set_line_path(next_point)
next_point = self.position_list.pop()
energy_spent = self.parent.stepper.try_move_or_bump(next_point)
if energy_spent <= 0:
energy_spent = self.try_step_left_or_right(next_point)
if energy_spent <= 0:
self.clear()
return energy_spent
def player_select_missile_path(source_entity, max_throw_distance, game_state):
"""
Method initiating a prompt for the player to select a missile path.
"""
choose_target_prompt = statestack.StateStack()
target_entity = source_entity.vision.get_closest_seen_entity()
if (not target_entity is None and geo.chess_distance(
target_entity.position.value, source_entity.position.value) <=
max_throw_distance):
init_target = target_entity.position.value
else:
init_target = source_entity.position.value
destination_selector = positionexaminer.\
MissileDestinationSelector(choose_target_prompt,
source_entity.position.value,
source_entity,
game_state,
max_throw_distance,
init_target=init_target)
choose_target_prompt.push(destination_selector)
choose_target_prompt.main_loop()
return destination_selector.selected_path
def player_select_missile_path(source_entity, max_throw_distance,
game_state):
"""
Method initiating a prompt for the player to select a missile path.
"""
choose_target_prompt = statestack.StateStack()
target_entity = source_entity.vision.get_closest_seen_entity()
if(not target_entity is None and
geo.chess_distance(target_entity.position.value,
source_entity.position.value) <= max_throw_distance):
init_target = target_entity.position.value
else:
init_target = source_entity.position.value
destination_selector = positionexaminer.\
MissileDestinationSelector(choose_target_prompt,
source_entity.position.value,
source_entity,
game_state,
max_throw_distance,
init_target=init_target)
choose_target_prompt.push(destination_selector)
choose_target_prompt.main_loop()
return destination_selector.selected_path
def can_hit(self, entity):
if geometry.chess_distance(self.parent.position.value, entity.position.value) > 1:
return False
return True
def is_destination_within_range(self, destination):
return (1 < geometry.chess_distance(self.parent.position.value,
destination) <=
self.parent.sight_radius.value)
def is_destination_within_range(self, destination):
return self.min_range <= geometry.chess_distance(
self.parent.position.value, destination) <= self.max_range
def distance_to_optimal_distance(self, position1, position2):
return abs(geo.chess_distance(position1, position2) - self.optimal_distance)
def _get_seen_entities_within_max_distance(self):
return [entity for entity in
self.entity.vision.get_seen_entities_closest_first()
if geo.chess_distance(entity.position.value,
self.entity.position.value)
<= self.max_distance]