def iterate_being(self, being):
"""
Fonction qui itère un individu de l'état n à l'état n+1.
"""
being.age += 1
if being.age >= being.life_duration:
self.stats["died_of_old_age"][being.type_id] += 1
self.delete_being(being)
return
if being.reproduction_current_cooldown > 0:
being.reproduction_current_cooldown -= 1
if being.is_plant():
being.satiation += max(
1 / self.plant_count_map[being.get_int_position()] - 0.3, 0)
else:
being.satiation -= 1
if self.decease_iteration(being):
return
if (being.satiation <= 0):
self.stats["died_of_hunger"][being.type_id] += 1
self.delete_being(being)
return
if (being.satiation < being.hunger_threshold and not being.is_plant()):
if self.find_and_eat(being):
return
else:
if self.move_towards_prey(being):
return
if (being.satiation > being.reproduction_threshold
and being.reproduction_current_cooldown <= 0):
self.reproduction(being)
if not being.is_plant():
self.move_being(being)
def reproduction(self, being):
being.reproduction_current_cooldown = being.reproduction_cooldown * (
np.random.rand() + 0.5)
being.satiation /= 2
if being.is_plant():
self.create_being(being.get_species(), True)
else:
position = being.get_position() + np.random.rand(2) - 0.5
self.create_being(being.get_species(), False, position=position)
def eat(self, being, prey):
"""
lorsqu'un individu mange une proie, il ingurgite la moitié de son niveau de satiation.
La moitié est arbitraire ici. On ne prend que la moitié pour éviter une croissance trop importante des espèces prédateurs.
On <delete_being> la proie
"""
being.satiation += prey.satiation
self.delete_being(prey)
if not being.is_plant():
self.stats["eaten"][prey.type_id] += 1
def iterate_being(self, being):
if being.reproduction_current_cooldown > 0:
being.reproduction_current_cooldown -= 1
if being.is_plant():
being.satiation += max(
1 / self.plant_count_map[being.get_int_position()] - 0.3, 0)
else:
being.satiation -= 1
if (being.satiation <= 0):
self.delete_being(being)
return
if (being.satiation < being.hunger_threshold and not being.is_plant()):
if self.find_and_eat(being):
return
else:
if self.move_towards_prey(being):
return
if (being.satiation > being.reproduction_threshold
and being.reproduction_current_cooldown <= 0):
self.reproduction(being)
if not being.is_plant():
self.move_being(being)
def add_being_to_map(self, being):
self.beings_map[being.get_int_position()].add(
being.get_position_in_list())
if being.is_plant():
self.plant_count_map[being.get_int_position()] += 1
def remove_being_from_map(self, being):
self.beings_map[being.get_int_position()].remove(
being.get_position_in_list())
if being.is_plant():
self.plant_count_map[being.get_int_position()] -= 1
