X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fcreature%2Fgoal.cpp;h=9000bc2dc10a61ba59776c033bd24a6a1ca3083d;hb=8370e531bf7d0ec860a69591ead1e0833e65998f;hp=95a3426d986419b8e0e1459fca9cc5d442c083ca;hpb=da5e275f10252813b4de3af5e58f0c7975468962;p=blobs.git

diff --git a/src/creature/goal.cpp b/src/creature/goal.cpp
index 95a3426..9000bc2 100644
--- a/src/creature/goal.cpp
+++ b/src/creature/goal.cpp
@@ -1,3 +1,4 @@
+#include "BlobBackgroundTask.hpp"
 #include "Goal.hpp"
 #include "IdleGoal.hpp"
 #include "LocateResourceGoal.hpp"
@@ -9,6 +10,7 @@
 #include "../world/Simulation.hpp"
 #include "../world/TileType.hpp"
 
+#include <cstring>
 #include <iostream>
 #include <glm/gtx/io.hpp>
 
@@ -16,6 +18,71 @@
 namespace blobs {
 namespace creature {
 
+BlobBackgroundTask::BlobBackgroundTask(Creature &c)
+: Goal(c) {
+}
+
+BlobBackgroundTask::~BlobBackgroundTask() {
+}
+
+std::string BlobBackgroundTask::Describe() const {
+	return "being a blob";
+}
+
+void BlobBackgroundTask::Tick(double dt) {
+}
+
+void BlobBackgroundTask::Action() {
+	// check if eligible to split
+	if (GetCreature().Mass() > GetCreature().GetProperties().Birth().mass * 1.8) {
+		double fert = GetCreature().Fertility();
+		double rand = Assets().random.UNorm();
+		if (fert > rand) {
+			std::cout << "[" << int(GetCreature().GetSimulation().Time())
+				<< "s] " << GetCreature().Name() << " split" << std::endl;
+			Split(GetCreature());
+			return;
+		}
+	}
+	// check for random property mutation
+	if (GetCreature().Mutability() > Assets().random.UNorm()) {
+		double amount = 1.0 + (Assets().random.SNorm() * 0.05);
+		auto &props = GetCreature().GetGenome().properties;
+		double r = Assets().random.UNorm();
+		math::Distribution *d = nullptr;
+		if (Assets().random.UNorm() < 0.5) {
+			auto &set = props.props[(int(Assets().random.UNorm() * 4.0) % 4) + 1];
+			if (r < 0.25) {
+				d = &set.age;
+			} else if (r < 0.5) {
+				d = &set.mass;
+			} else if (r < 0.75) {
+				d = &set.fertility;
+			} else {
+				d = &set.highlight;
+			}
+		} else {
+			if (r < 0.2) {
+				d = &props.strength;
+			} else if (r < 0.4) {
+				d = &props.stamina;
+			} else if (r < 0.6) {
+				d = &props.dexerty;
+			} else if (r < 0.8) {
+				d = &props.intelligence;
+			} else {
+				d = &props.mutability;
+			}
+		}
+		if (Assets().random.UNorm() < 0.5) {
+			d->Mean(d->Mean() * amount);
+		} else {
+			d->StandardDeviation(d->StandardDeviation() * amount);
+		}
+	}
+}
+
+
 Goal::Goal(Creature &c)
 : c(c)
 , on_complete()
@@ -88,13 +155,6 @@ void IdleGoal::Tick(double dt) {
 }
 
 void IdleGoal::Action() {
-	double fert = GetCreature().Fertility();
-	double rand = Assets().random.UNorm();
-	if (fert > rand) {
-		std::cout << "[" << int(GetCreature().GetSimulation().Time())
-			<< "s] " << GetCreature().Name() << " split" << std::endl;
-		Split(GetCreature());
-	}
 }
 
 
@@ -147,6 +207,7 @@ void LocateResourceGoal::Action() {
 	} else {
 		GetSteering().GoTo(target_pos);
 	}
+	GetSteering().Haste(Urgency());
 }
 
 void LocateResourceGoal::LocateResource() {
@@ -180,7 +241,8 @@ void LocateResourceGoal::SearchVicinity() {
 	glm::ivec2 begin(glm::max(glm::ivec2(0), loc - seek_radius));
 	glm::ivec2 end(glm::min(glm::ivec2(planet.SideLength()), loc + seek_radius + glm::ivec2(1)));
 
-	double rating[end.y - begin.y][end.x - begin.x] { 0.0 };
+	double rating[end.y - begin.y][end.x - begin.x];
+	std::memset(rating, 0, sizeof(double) * (end.y - begin.y) * (end.x - begin.x));
 
 	// find close and rich field
 	for (int y = begin.y; y < end.y; ++y) {
@@ -190,7 +252,7 @@ void LocateResourceGoal::SearchVicinity() {
 			if (yield != type.resources.cend()) {
 				// TODO: subtract minimum yield
 				rating[y - begin.y][x - begin.x] = yield->ubiquity;
-				double dist = 1.0 - 0.25 * glm::length2(planet.TileCenter(srf, x, y) - pos);
+				double dist = std::max(0.125, 0.25 * glm::length(planet.TileCenter(srf, x, y) - pos));
 				rating[y - begin.y][x - begin.x] /= dist;
 			}
 		}
@@ -233,6 +295,7 @@ void LocateResourceGoal::SearchVicinity() {
 		target_pos[(srf + 1) % 3] += Assets().random.SNorm();
 		// bias towards current direction
 		target_pos += glm::normalize(GetSituation().Velocity()) * 0.5;
+		target_pos = clamp(target_pos, -planet.Radius(), planet.Radius());
 		GetSteering().GoTo(target_pos);
 	}
 }