P_DIE_WHEN_LOSE = 0.7  # 战败死亡的概率
MAX_BATTLE_ROUND = 100  # 战斗最大回合数
MARRIAGE_RATE = 0.3       # 每名适龄青年每次模拟找对象的概率

# 当每人资源大于阈值时,生育率正常,战斗率正常
NORMAL_BIRTH_RATE = 0.15
NORMAL_BATTLE_RATE = 0.3

# 当每人资源低于阈值时,生育率线性下降,战斗率线性上升
LOW_BIRTH_RATE = 0.05
HIGH_BATTLE_RATE = 0.9

# 每10轮有5%概率发生灾难
DISASTER_PROB = 0.05
DISASTER_FREQUENCY = 10

# 每50轮有10%概率发生战争
WAR_PROB = 0.1
WAR_FREQUENCY = 50

# 成仙等级
IMMORTAL_RANK = 5