def _get_men_availability_factor(young_men, young_women):
if young_women > 0:
men_factor = young_men / young_women
res = (men_factor * 0.5) / 2
return Utils.saturate(Utils.saturate(res, 1.0), men_factor * 3)
else:
return 0
def _update_old(self, prosp):
mortality_men = Utils.saturate(self._mortality["old-men"] * Utils.opposite(prosp), 1.0)
mortality_women = Utils.saturate(self._mortality["old-women"] * Utils.opposite(prosp), 1.0)
n_old_men = self._old_men
n_old_women = self._old_women
[m_dead, m_alive] = Utils.rsplit(n_old_men, mortality_men)
[w_dead, w_alive] = Utils.rsplit(n_old_women, mortality_women)
# print("Dead old men: " + str(m_dead) + " dead old women: " + str(w_dead))
return [0, 0, 0, -m_dead, -w_dead]
def chance_to_discover_agriculture(group, world):
if group.nomadism != "nomadic" and not ("Agriculture" in group.activities):
agr_prosp = group.get_base_prosperity_per_activity("Agriculture", world, group.position)
p = (agr_prosp - 0.75) * 6.0
p *= discovery_population_factor(group.total_persons, 200)
return Utils.saturate(max(0.0, p), 0.3)
else:
return 0
def chance_to_become_sedentary(group):
if group.nomadism == "semi-sedentary" and "Agriculture" in group.activities:
prosperity = group.prosperity
if prosperity > 0.72:
return Utils.saturate((prosperity - 0.75) / 1.5, 0.2)
else:
return 0
else:
return 0
def get_prosperity_per_activity(self, world, position):
"""
This function returns the prosperity of each activity of group in the given position.
:param world: The world in which the group lives.
:param position: The position to check.
:return: A list with the prosperity for each activity of the group.
"""
prosperity = []
for activity in self.activities:
base = self.get_base_prosperity_per_activity(activity, world, position)
crowding = self._get_crowding_per_activity(activity)
prosperity.append(Utils.saturate(base * crowding, 1.0))
return prosperity
def chance_to_develop_trade(group, occupied_positions):
if group.nomadism == "sedentary" and not group.knows_trade:
neighbours = groups_around(group.position, group.trade_radius, occupied_positions)
if neighbours > 0:
prosperity = group.prosperity
if prosperity > 0.8:
return Utils.saturate((prosperity - 0.78) / 1.3, 0.3)
else:
return 0.05
else:
return 0
else:
return 0
def chance_to_become_semi_sedentary(group):
prosperity = group.prosperity
if group.nomadism == "nomadic" and prosperity > 0.6:
return Utils.saturate((prosperity - 0.75) / 1.5, 0.1)
else:
return 0
def chance_to_trade(group, information):
if group.knows_trade:
neighbours = groups_around_info(group.position, group.trade_radius, information["groups"])
chance = Utils.saturate(len(neighbours) / (group.trade_radius * group.trade_radius - 1), 0.8)
return [chance, neighbours]
return [0, 0]
