add: farming_stillbirth_rate

Data/Simulations/Settings.tsv

@@ -16,12 +16,14 @@ birthable_age_min	15	出産の最小可能年齢(歳)
 birthable_age_max	50	出産の最大可能年齢(歳)
 #Childbirth --------------------	#出産	--------------------------------------------------
 birth_interval	10	出産の間隔：10ヶ月(Step)
-stillbirth_rate	0.16	死産率
+hunter_gatherer_stillbirth_rate	0.18	狩猟採集死産率
+farming_stillbirth_rate	0.16	水田稲作死産率
 child_agriculture_priority	0.7	片親が農耕文化を持ち、もう一方の片親が農耕文化を持たない時の農耕文化継承の優先度
 #Movement --------------------	#移動	--------------------------------------------------
-max_settlement_population	80	集落の最大人数(人)
+max_hunter_gatherer_settlement_population	25	狩猟採集集落の最大人数(人)
+max_farming_settlement_population	80	水田稲作集落の最大人数(人)
 min_move_distance	10	最小移動距離
 max_move_distance	800	最大移動距離
 min_move_probability	1	移動確率下限
-max_move_probability	10	移動確率上限
+max_move_probability	1	移動確率上限
 move_probability_normalization_coefficient	1000	移動確率の正規化係数

Library/PAX_MAHOROBA/LocationPoint.hpp

@@ -678,8 +678,8 @@ namespace paxs {
                         // if (lli.lpe == MurMur3::calcHash("agent1"))
                         {
                             // const std::size_t pop_original = settlement.getFarmingPopulation(); // settlement.getPopulation();
-                            //const float pop_original = settlement.getFarmingPopulation() / float(settlement.getPopulation()) * 75.0f; // settlement.getPopulation();
-                            const float pop_original = settlement.getMostMtDNA() / 27.0f * 75.0f; // settlement.getPopulation();
+                            const float pop_original = settlement.getFarmingPopulation() / float(settlement.getPopulation()) * 75.0f; // settlement.getPopulation();
+                            //const float pop_original = settlement.getMostMtDNA() / 27.0f * 75.0f; // settlement.getPopulation();
 
                             const std::uint_least8_t pop = (pop_original >= 75) ? 75 : static_cast<std::uint_least8_t>(pop_original);
                             paxg::Circle(draw_pos,

Library/PAX_SAPIENTICA/Simulation/Settlement.hpp

@@ -236,7 +236,7 @@ namespace paxs {
             }
             // 選択居住婚
             else {
-                is_matrilocality = random_dist(*gen);
+                is_matrilocality = (SimulationConstants::getInstance()->maternal_residence_probability >= random_dist(*gen));
             }
 
             // シミュレーションの設定で母方に移住するか父方に移住するかを決める
@@ -367,6 +367,22 @@ namespace paxs {
         /// @brief 人口を取得
         std::size_t getPopulation() const noexcept { return agents.size(); }
 
+        /// @brief Get the weight population.
+        /// @brief 重み人口を取得
+        double getPopulationWeight() const noexcept {
+            double population_weight = 0;
+
+            for (std::size_t i = 0; i < agents.size(); ++i) {
+                if (agents[i].cgetFarming() > 0) { // 農耕
+                    population_weight += SimulationConstants::getInstance()->max_farming_settlement_weight;
+                }
+                else { // 狩猟採集
+                    population_weight += SimulationConstants::getInstance()->max_hunter_gatherer_settlement_weight;
+                }
+            }
+            return population_weight;
+        }
+
         /// @brief Get the population.
         /// @brief 渡来人口を取得
         std::size_t getFarmingPopulation() const noexcept {
@@ -455,11 +471,16 @@ namespace paxs {
                 if (agent.getBirthIntervalCount() > 0) {
                     std::uint_least8_t count = agent.decrementBirthIntervalCount();
                     if (count == 0) {
+                        // 生業文化別の死産率を格納
+                        const float stillbirth_rate = (agent.cgetFarming() > 0) ?
+                            SimulationConstants::getInstance()->farming_stillbirth_rate :
+                            SimulationConstants::getInstance()->hunter_gatherer_stillbirth_rate;
+
                         // 死産率 100 ％の場合は出産しない
-                        if (SimulationConstants::getInstance()->stillbirth_rate >= 1.0f) continue;
-                        else if (SimulationConstants::getInstance()->stillbirth_rate > 0.0f) {
+                        if (stillbirth_rate >= 1.0f) continue;
+                        else if (stillbirth_rate > 0.0f) {
                             // 死産
-                            if (random_dist(*gen) < SimulationConstants::getInstance()->stillbirth_rate) continue;
+                            if (random_dist(*gen) < stillbirth_rate) continue;
                         }
                         // TODO: 直す
                         //if (!agent.isMarried()) continue;

Library/PAX_SAPIENTICA/Simulation/SettlementGrid.hpp

@@ -177,7 +177,7 @@ namespace paxs {
         void divideSettlements() noexcept {
             // 人口が最大人口を超えている集落を複数探し、分割する
             for (auto& settlement : settlements) {
-                if (settlement.getPopulation() > SimulationConstants::getInstance()->max_settlement_population) {
+                if (settlement.getPopulationWeight() >= 1.0) {
                     // 分割
                     Settlement divided_settlement = settlement.divide();
                     moveSettlementToThis(divided_settlement);

Library/PAX_SAPIENTICA/Simulation/SettlementSimulator.hpp

@@ -190,8 +190,10 @@ namespace paxs {
                     settlement.preUpdate(kanakuma_life_span, emigration_count);
                 }
             }
-
-            randomizeSettlements(1, 255, 0);
+            // 前901年から稲作文化開始
+            if (step_count > SimulationConstants::getInstance()->steps_per_year * 200) {
+                randomizeSettlements(1, 255, 0);
+            }
 
             m_start_time = std::chrono::system_clock::now();  // 婚姻計測開始
 

Library/PAX_SAPIENTICA/Simulation/SimulationConst.hpp

@@ -73,8 +73,10 @@ namespace paxs {
         // 集落をグループ分けする際の1グリッド辺の長さ
         std::uint_least32_t grid_length = 64;
 
-        // 集落の最大人数
-        std::uint_least8_t max_settlement_population = 80;
+        // 農耕集落の最大人数
+        double max_farming_settlement_weight = 1.0 / 80.0;
+        // 狩猟採集集落の最大人数
+        double max_hunter_gatherer_settlement_weight = 1.0 / 25.0;
 
         // 最小移動距離
         std::uint_least32_t min_move_distance = 10;
@@ -91,7 +93,8 @@ namespace paxs {
         float child_agriculture_priority = 0.7f;
 
         // 死産率
-        float stillbirth_rate = 0.1f;
+        float hunter_gatherer_stillbirth_rate = 0.1f;
+        float farming_stillbirth_rate = 0.1f;
 
         // 母方居住婚の確率
         float maternal_residence_probability = 0.5f;
@@ -148,15 +151,17 @@ namespace paxs {
             stoiFunc(kvt, MurMur3::calcHash("birth_interval"), [&](const std::string& str_) {birth_interval = static_cast<std::uint_least8_t>(std::stoul(str_)); });
             stoiFunc(kvt, MurMur3::calcHash("marriage_search_range"), [&](const std::string& str_) {marriage_search_range = static_cast<std::uint_least32_t>(std::stoul(str_)); });
             stoiFunc(kvt, MurMur3::calcHash("grid_length"), [&](const std::string& str_) {grid_length = static_cast<std::uint_least32_t>(std::stoul(str_)); });
-            stoiFunc(kvt, MurMur3::calcHash("max_settlement_population"), [&](const std::string& str_) {max_settlement_population = static_cast<std::uint_least8_t>(std::stoul(str_)); });
+            stoiFunc(kvt, MurMur3::calcHash("max_farming_settlement_population"), [&](const std::string& str_) {max_farming_settlement_weight = 1.0 / static_cast<std::uint_least64_t>(std::stoul(str_)); });
+            stoiFunc(kvt, MurMur3::calcHash("max_hunter_gatherer_settlement_population"), [&](const std::string& str_) {max_hunter_gatherer_settlement_weight = 1.0 / static_cast<std::uint_least64_t>(std::stoul(str_)); });
             stoiFunc(kvt, MurMur3::calcHash("min_move_distance"), [&](const std::string& str_) {min_move_distance = static_cast<std::uint_least32_t>(std::stoul(str_)); });
             stoiFunc(kvt, MurMur3::calcHash("max_move_distance"), [&](const std::string& str_) {max_move_distance = static_cast<std::uint_least32_t>(std::stoul(str_)); });
 
             stoiFunc(kvt, MurMur3::calcHash("min_move_probability"), [&](const std::string& str_) {min_move_probability = std::stoi(str_); });
             stoiFunc(kvt, MurMur3::calcHash("max_move_probability"), [&](const std::string& str_) {max_move_probability = std::stoi(str_); });
             stoiFunc(kvt, MurMur3::calcHash("move_probability_normalization_coefficient"), [&](const std::string& str_) {move_probability_normalization_coefficient = std::stoi(str_); });
             stoiFunc(kvt, MurMur3::calcHash("child_agriculture_priority"), [&](const std::string& str_) {child_agriculture_priority = std::stof(str_); });
-            stoiFunc(kvt, MurMur3::calcHash("stillbirth_rate"), [&](const std::string& str_) {stillbirth_rate = std::stof(str_); });
+            stoiFunc(kvt, MurMur3::calcHash("hunter_gatherer_stillbirth_rate"), [&](const std::string& str_) {hunter_gatherer_stillbirth_rate = std::stof(str_); });
+            stoiFunc(kvt, MurMur3::calcHash("farming_stillbirth_rate"), [&](const std::string& str_) {farming_stillbirth_rate = std::stof(str_); });
             stoiFunc(kvt, MurMur3::calcHash("maternal_residence_probability"), [&](const std::string& str_) {maternal_residence_probability = std::stof(str_); });
 
         }