X-Git-Url: http://git.localhorst.tv/?a=blobdiff_plain;f=src%2Fai%2FSpawner.cpp;h=3433d0a8a0b2a2602ee44f7eab6b7effb6a2c1c9;hb=20d0a76d2519c71009c3b3babec0df27529f8142;hp=d97aa861152b8bc73718f9e81b0f1778ae6fe11f;hpb=79bff420037f150bd6efd2eef08bd06afafeb068;p=blank.git

diff --git a/src/ai/Spawner.cpp b/src/ai/Spawner.cpp
index d97aa86..3433d0a 100644
--- a/src/ai/Spawner.cpp
+++ b/src/ai/Spawner.cpp
@@ -1,41 +1,140 @@
 #include "Spawner.hpp"
 
-#include "RandomWalk.hpp"
+#include "AIController.hpp"
+
+#include "../model/Model.hpp"
+#include "../model/ModelRegistry.hpp"
+#include "../rand/GaloisLFSR.hpp"
+#include "../world/BlockLookup.hpp"
 #include "../world/BlockType.hpp"
-#include "../world/BlockTypeRegistry.hpp"
+#include "../world/ChunkIndex.hpp"
 #include "../world/Entity.hpp"
 #include "../world/World.hpp"
 
+#include <iostream>
+
+using namespace std;
+
 
 namespace blank {
 
-Spawner::Spawner(World &world)
+Spawner::Spawner(World &world, ModelRegistry &models)
 : world(world)
-, controllers() {
-	Spawn({ 0.0f, 0.0f, 0.0f });
+, models(models)
+, entities()
+, timer(64)
+, despawn_range(128 * 128)
+, spawn_distance(16 * 16)
+, max_entities(32)
+, chunk_range(4)
+, model_offset(0)
+, model_length(models.size()) {
+	timer.Start();
 }
 
 Spawner::~Spawner() {
-
+	for (Entity *e : entities) {
+		e->UnRef();
+	}
 }
 
 
+void Spawner::LimitModels(size_t begin, size_t end) {
+	if (begin >= models.size() || end > models.size() || begin >= end) {
+		cout << "warning, models limit out of bounds or invalid range given" << endl;
+	} else {
+		model_offset = begin;
+		model_length = end - begin;
+	}
+}
+
 void Spawner::Update(int dt) {
-	for (auto &ctrl : controllers) {
-		ctrl.Update(dt);
+	CheckDespawn();
+	timer.Update(dt);
+	if (timer.Hit()) {
+		TrySpawn();
+	}
+}
+
+
+void Spawner::CheckDespawn() noexcept {
+	const auto &refs = world.Players();
+	for (auto iter = entities.begin(), end = entities.end(); iter != end;) {
+		Entity &e = (**iter);
+		if (e.Dead()) {
+			e.UnRef();
+			iter = entities.erase(iter);
+			end = entities.end();
+			continue;
+		}
+		bool safe = false;
+		for (const Player &ref : refs) {
+			glm::vec3 diff(ref.GetEntity().AbsoluteDifference(e));
+			if (glm::length2(diff) < despawn_range) {
+				safe = true;
+				break;
+			}
+		}
+		if (!safe) {
+			e.Kill();
+			e.UnRef();
+			iter = entities.erase(iter);
+			end = entities.end();
+		} else {
+			++iter;
+		}
 	}
 }
 
+void Spawner::TrySpawn() {
+	if (entities.size() >= max_entities || model_length == 0) return;
 
-void Spawner::Spawn(const glm::vec3 &pos) {
+	// select random player to punish
+	auto &players = world.Players();
+	if (players.size() == 0) return;
+	size_t player_num = world.Random().Next<unsigned short>() % players.size();
+	auto i = players.begin(), end = players.end();
+	for (; player_num > 0 && i != end; ++i, --player_num) {
+	}
+	const Player &player = *i;
+
+	BlockLookup spawn_block(player.GetChunks().RandomBlock(world.Random()));
+
+	// distance check
+	//glm::vec3 diff(glm::vec3(chunk * Chunk::Extent() - pos) + player.entity->Position());
+	//float dist = dot(diff, diff);
+	//if (dist > despawn_range || dist < spawn_distance) {
+	//	return;
+	//}
+
+	// check if the spawn block and the one above it are loaded and inhabitable
+	if (!spawn_block || spawn_block.GetType().collide_block) {
+		return;
+	}
+
+	BlockLookup head_block(spawn_block.Next(Block::FACE_UP));
+	if (!head_block || head_block.GetType().collide_block) {
+		return;
+	}
+
+	Spawn(player.GetEntity(), spawn_block.GetChunk().Position(), spawn_block.GetBlockCoords());
+}
+
+void Spawner::Spawn(Entity &, const glm::ivec3 &chunk, const glm::vec3 &pos) {
 	Entity &e = world.AddEntity();
-	e.Name("test");
-	e.Position(pos);
+	e.Position(chunk, pos);
 	e.Bounds({ { -0.5f, -0.5f, -0.5f }, { 0.5f, 0.5f, 0.5f } });
 	e.WorldCollidable(true);
-	e.SetShape(world.BlockTypes()[1].shape, { 1.0f, 1.0f, 0.0f });
-	e.AngularVelocity(glm::quat(glm::vec3{ 0.00001f, 0.000006f, 0.000013f }));
-	controllers.emplace_back(e);
+	RandomModel().Instantiate(e.GetModel());
+	e.SetController(new AIController(world, e));
+	e.Name("spawned");
+	e.Ref();
+	entities.emplace_back(&e);
+}
+
+Model &Spawner::RandomModel() noexcept {
+	std::size_t offset = (world.Random().Next<std::size_t>() % model_length) + model_offset;
+	return models[offset];
 }
 
 }